Siemens SIRIUS 3RH Series System Manual Download Page 197

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SIRIUS 3RT2 contactors/contactor assemblies

2.7 Accessories

SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03

197

2.7.13

Cover for ring cable lug

2.7.13.1

Description

For the version with a ring cable lug connection system the SIRIUS modular system features

attachable cover caps for ensuring touch protection (finger safety) according to IEC 61140.

Both line-side and output-side covers are available.

Table 2- 48 Versions of the cover for the ring cable lug

Size

Order number

S00

3RT2916-4EA13

3RT2926-4EB13

Figure 2-35 3RT2 power contactor with ring cable lug cover (size S0)

Summary of Contents for SIRIUS 3RH Series

Page 1: ...SIRIUS Innovations System Manual 01 2011 Industrial Controls Answers for industry ...

Page 2: ......

Page 3: ...US Innovations System Manual 01 2011 A8E56203870002 03 System overview 1 SIRIUS 3RT2 contactors contactor assemblies 2 SIRIUS 3RF34 solid state switching devices 3 SIRIUS 3RV2 motor starter protectors 4 SIRIUS 3RU2 3RB3 overload relays 5 SIRIUS 3RA21 22 load feeders 6 SIRIUS 3RA28 function modules for mounting on 3RT2 contactors 7 SIRIUS 3RR2 current monitoring relays 8 Appendix A A ...

Page 4: ...vant documentation for the specific task in particular its warning notices and safety instructions Qualified personnel are those who based on their training and experience are capable of identifying risks and avoiding potential hazards when working with these products systems Proper use of Siemens products Note the following WARNING Siemens products may only be used for the applications described ...

Page 5: ...ication monitoring 36 1 5 10 Communication 37 1 5 11 Safety applications 38 1 5 12 Environmental protection 38 1 5 13 Energy efficiency 38 1 6 Customer benefits 40 1 7 Components and combinations 42 1 7 1 Switching and starting 42 1 7 1 1 SIRIUS 3RT2 contactors 42 1 7 1 2 SIRIUS 3RF34 solid state switching devices 48 1 7 1 3 SIRIUS 3RW30 40 soft starters 49 1 7 2 Protecting 51 1 7 2 1 SIRIUS 3RV2 ...

Page 6: ...mmunication and field communication 96 1 10 3 5 System components 97 1 10 3 6 Technical data 98 1 10 3 7 More information 99 2 SIRIUS 3RT2 contactors contactor assemblies 101 2 1 Standards 101 2 1 1 General regulations and standards 101 2 1 2 Protective separation 102 2 1 3 Positively driven contact elements Mirror contacts 103 2 2 Product description 104 2 2 1 Overview of the contactor range 104 ...

Page 7: ... mounting plate 149 2 5 1 4 Snapping onto DIN rail snap on mounting 150 2 5 2 Replacing magnet coils 150 2 6 Connection 153 2 7 Accessories 155 2 7 1 Accessories overview 155 2 7 2 Auxiliary switch blocks 161 2 7 2 1 Description 161 2 7 2 2 Configuration 164 2 7 2 3 Mounting Disassembly 167 2 7 3 Surge suppressor 170 2 7 3 1 Description 170 2 7 3 2 Configuration 171 2 7 3 3 Mounting 178 2 7 4 EMC ...

Page 8: ...escription 208 2 7 21 2 Mounting 208 2 7 22 3RA27 function modules for connection to the automation level AS Interface or IO Link 210 2 7 22 1 Description 210 2 7 23 3RA28 function modules for mounting on 3RT2 contactors 211 2 7 23 1 Description 211 2 7 24 Assembly kit for reversing contactor assemblies 212 2 7 24 1 Description 212 2 7 24 2 Mounting 212 2 7 25 Assembly kit for contactor assemblies...

Page 9: ...pole 271 2 8 4 2 General data rated data CSA and UL and data relating to short circuit protection for 3RH2 contactor relays 272 2 8 4 3 Conductor cross sections 3RH2 contactor relays 274 2 8 4 4 Actuation 3RH2 contactor relays 275 2 8 4 5 Load side of 3RH2 contactor relays 277 2 8 5 Accessories for 3RT2 contactors and 3RH2 contactor relays 279 2 8 5 1 General data Pneumatic timer 3RT2926 2P 279 2 ...

Page 10: ...or solid state contactors 352 3 11 3 Conductor cross sections for solid state reversing contactors 353 3 11 4 Solid state contactors 3RF34 3 phase screw connection 354 3 11 5 Solid state contactors 3RF34 3 phase spring loaded terminals 355 3 11 6 Solid state contactors fuseless design with CLASS 10 motor starter protector 356 3 11 7 Solid state contactors fused design with 3RB30 overload relay 357...

Page 11: ...4 5 9 Switching direct current 394 4 5 10 Devices for North America UL CSA 395 4 5 10 1 Approved according to UL 508 CSA C22 2 No 14 395 4 5 10 2 Approval as circuit breaker according to UL 489 CSA C 22 2 No 5 02 396 4 5 11 Application environment 396 4 5 12 Selecting the motor starter protectors 398 4 5 13 Project guidelines for use downstream of frequency converters inverters with pulsed voltage...

Page 12: ...rating the door coupling rotary operating mechanism 426 4 9 8 4 Operating the door coupling rotary operating mechanism for arduous conditions 429 4 9 9 Enclosures and mounting accessories 432 4 9 9 1 Description 432 4 9 9 2 Mounting 433 4 9 10 Sealable cover 436 4 9 10 1 Description 436 4 9 10 2 Mounting 436 4 9 11 Insulated 3RV19 3 phase busbar system 437 4 9 11 1 Description 437 4 9 11 2 Version...

Page 13: ...82 5 SIRIUS 3RU2 3RB3 overload relays 485 5 1 Standards 485 5 1 1 Standards 485 5 2 Product description 486 5 2 1 Introduction 486 5 2 2 Versions 487 5 2 3 Applications 488 5 2 4 3RU21 thermal overload relays 490 5 2 5 3RB30 3RB31 solid state overload relays 491 5 3 Product combinations 493 5 4 Functions 494 5 4 1 Protection against overload phase failure and phase asymmetry 494 5 4 1 1 Functional...

Page 14: ... remote RESET 531 5 9 5 3 Mounting Disassembly 532 5 9 6 Sealable cover 533 5 9 6 1 Description 533 5 9 6 2 Mounting 533 5 9 7 Covers for ring cable lug connections 535 5 9 7 1 Description 535 5 10 Technical data 536 5 10 1 Performance features 536 5 10 1 1 General data 536 5 10 1 2 Protection functions overview 536 5 10 1 3 Equipment 537 5 10 1 4 Configuration of load feeders 537 5 10 1 5 Feature...

Page 15: ...h screw type connection system 577 6 6 2 3 Load feeder with spring loaded connection system 579 6 6 2 4 Load feeder with hybrid connection 589 6 6 3 Mounting and disassembling the assembly types 593 6 6 3 1 On DIN rail without DIN rail adapter 593 6 6 3 2 On DIN rail with DIN rail adapter 594 6 6 3 3 On busbar system 598 6 6 3 4 Wall mounting 605 6 7 Connection 608 6 8 Operation 608 6 9 Accessorie...

Page 16: ...rect on line start solid state timing relay with semiconductor output solid state time delay auxiliary switch 660 7 6 3 2 Function module for star delta wye delta start 662 7 6 4 Disassembly 665 7 6 4 1 Function modules for direct on line start solid state timing relay with semiconductor output solid state time delay auxiliary switch 665 7 6 4 2 Function module for star delta wye delta start 666 7...

Page 17: ... detection 696 8 5 2 4 Detection of load shedding 696 8 5 2 5 Cable break and phase failure 697 8 5 2 6 Rotating field detection with motors 697 8 5 2 7 Motor protection in the case of special applications 697 8 5 3 Application environment 698 8 6 Mounting 699 8 6 1 Mounting options 699 8 6 2 Minimum clearances and mounting positions 699 8 6 3 Mounting Disassembly 699 8 7 Connection 702 8 7 1 3RR2...

Page 18: ...ral technical data 738 8 10 2 2 Main circuit 740 8 10 2 3 Connection for main circuit 741 8 10 2 4 Auxiliary circuit 742 8 10 2 5 Connecting the auxiliary circuit 743 8 10 2 6 Short circuit protection 743 8 10 3 3RR22 Standard digital setting current monitoring relay 744 8 10 3 1 General technical data 744 8 10 3 2 Main circuit 746 8 10 3 3 Conductor cross sections main circuit 747 8 10 3 4 Auxili...

Page 19: ...f flexibility Configuration installation wiring and maintenance work are all extremely quick and easy to perform In further developing these products a great deal of emphasis has consistently been placed on meeting or even exceeding requirements in terms of essential performance features electrical and mechanical durability dimensions and ease of mounting and maintenance Environmentally friendly a...

Page 20: ...or connecting to the higher level control have now also been further improved The SIRIUS modular system now not only features the AS Interface but also the IO Link which has been standardized as well This ensures that switching devices can benefit from optimum interaction with our SIMATIC automation system and also with third party controls The connection to the automation level is implemented via...

Page 21: ...uct for your needs to find the associated technical data quickly and to put together the relevant technical documentation easily With its SIRIUS modular system switching devices in sizes S00 and S0 which have been completely redeveloped Siemens can meet all requirements up to 32 40 A This equates to over 80 of all typical applications Problem free usage With its versatile product range the SIRIUS ...

Page 22: ...ction of all poles of live parts Disconnection of all poles can be achieved by for example Switching off the miniature circuit breaker Switching off the motor starter protector Unscrewing fuses Removing LV HRC fuses 2 The feeder must be secured against inadvertent restarting to ensure that it remains isolated for the duration of the work This can be achieved for instance by securing the motor star...

Page 23: ...tarters AC semiconductor motor controllers and starters 60947 4 3 60947 4 3 AC semiconductor controllers and contactors for non motorized loads 60947 5 1 60947 5 1 Control circuit devices and switching elements Electromechanical control circuit devices 60947 6 2 60947 6 2 Multiple function equipment Control and protective switching devices or equipment CPS 60335 1 60335 1 Safety of household and s...

Page 24: ... 508 Industrial Control Equipment UL 489 Molded Case Circuit Breakers Molded Case Switches and Circuit Breaker Enclosures No 14 Industrial Control Equipment No 5 Molded Case Circuit Breakers Molded Case Switches and Circuit Breaker Enclosures A17 5 B44 1 Elevator and Escalator Electrical Equipment C 8201 4 1 Low Voltage Switchgear and Controlgear Contactors and Motor Starter 1 3 2 Approvals test c...

Page 25: ... 3RF solid state switching devices 3RW soft starters 3RV motor starter protectors Thermal 3RU or solid state 3RB overload relays 3RR monitoring relays Since all devices are matched to one both electrically and mechanically they can be combined really easily to create load feeders Alternatively pre assembled 3RA2 load feeders or 3RA6 compact starters are also available The devices named above are s...

Page 26: ...2 Contactors Solid state switching devices Switching and starting Soft starters Motor starter protectors Protecting Overload relays Monitoring Current monitoring relays Feeders Main circuit Feeders Compact starters Function modules for mounting on contactors Control circuit Function modules for connection to the automation level ...

Page 27: ...RW30 3RW40 Soft Starters http support automation siemens com WW vi ew en 38752095 order no 3ZX1012 0RW30 1AC1 Manual SIRIUS 3RW44 Soft Starters http support automation siemens com WW vi ew en 21772518 order no 3ZX1012 0RW30 1AC1 3RV2 motor starter protectors Chapter 4 SIRIUS 3RV2 motor starter protectors Page 379 3RU2 3RB30 31 overload relays Chapter 5 SIRIUS 3RU2 3RB3 overload relays Page 485 3RA...

Page 28: ...found in the More information Page 758 appendix Correction sheet A Correction sheet Page 759 is included at the end of the manual Please use it to record your suggestions for improvements additions and corrections and return the sheet to us This will help us to improve the next edition of the manual 1 5 System properties 1 5 1 System properties All the devices affected by the innovations in the SI...

Page 29: ...terms of their size and their technical data This enables individual requirements to be met quickly and cost effectively And it goes without saying that this applies to the uniform range of accessories as well 1 3RV29 infeed systems 2 3RV2 motor starter protectors 3 3RT2 contactors and contactor assemblies 4 3RF34 solid state switching devices 5 3RW30 3RW40 soft starters 6 3RU2 3RB3 overload relay...

Page 30: ...a start Direct on line start 3RF solid state switching devices Reversing start 3RF solid state switching devices Electronic starting Soft start 3RW soft starters Example 3RT contactors 3RA contactor assemblies or 3RA6 compact starters 3RT contactors 3RA contactor assemblies or 3RA6 compact starters are used for all standard applications up to 250 kW ϑ ϑ W W WV 3 PD Figure 1 3 Direct switching thro...

Page 31: ...e most important aspects Table 1 4 Technology selection Technology Electromechanical Electronic 3RT contactors 3RA load feeders or 3RA6 compact starters 3RF solid state switching devices 3RW soft starters Number of starts per hour Average High Low Switching service life Average Long Average Switching capacity High Low High Occurrence of current peaks High High Low Occurrence of torque peaks High H...

Page 32: ...ent The table below will help you to choose the right connection system Table 1 5 Connection systems Screw type Spring loaded Ring cable lug Assembly disassembly time Standard Short Long Testing after transportation Required Not required Required Maintenance costs Standard Low Standard Contact reliability Standard High Standard Vibration shock resistance Standard High Standard Ferrule required on ...

Page 33: ...tested combinations offer solutions for almost every application SIRIUS 3RA2 load feeders More than 500 pre assembled combinations facilitate rapid and fault free control cabinet assembly SIRIUS 3RA6 compact starters Compact devices with high integrated functionality for improved efficiency and reliability in the control cabinet 1 5 6 Performance capability All innovations in the SIRIUS modular sy...

Page 34: ...systems are available for assembling device combinations and fuseless load feeders The link modules establish the mechanical and electrical connections for the devices Motor starter protectors can be combined with the following devices via link modules Contactors Soft starter Solid state switching devices The SIRIUS Innovations products now also offer a plug in connection system for assembling loa...

Page 35: ...e electrical and mechanical connections are established in the main circuit Overload relays and current monitoring relays can easily be attached to contactors and solid state switching devices in a similar way without the need for another link module A Current monitoring relay Slot for link modules Slot for conductor connection Screwdriver opening for assembly disassembly without a link module Fig...

Page 36: ...creasing numbers of customers require application monitoring in addition to motor protection Overload protection based on I t measuring calculation provides information on the motorized load but it does not necessarily allow for conclusions to be drawn regarding the correct execution of processes within the machine 2 or 3 phase current monitoring with SIRIUS 3RR2 current monitoring relays facilita...

Page 37: ...ated Automation offers the user uniformity in terms of configuration programming data storage and communication SIRIUS switching devices are connected to the automation level via AS Interface or IO Link without any additional wiring These interfaces ensure that information about the switch position and the readiness of the feeder for operation is transferred and that contactor control is implement...

Page 38: ...ts are eco labeled in accordance with DIN EN ISO 14021 as a matter of course This process of eco labeling makes our environmentally compatible product design more transparent and ensures that a continual improvement in the CO2 balance can be observed 1 5 13 Energy efficiency The devices which make up the SIRIUS modular system are designed for minimum power loss and passively and actively support t...

Page 39: ...ceed the minimum requirement Grade 3 and are optimally equipped for the future Product example compact starters Only one switching point for minimized losses on the current path Thanks to the combined functions of a solid state overload relay a motor starter protector and a contactor in a single device transfer resistances switching points cable transitions etc are reduced to a minimum Product exa...

Page 40: ...s and wide voltage and wide setting ranges Reduced storage costs as well as planning and ordering expenditure Assembly and handling Integrated spring loaded connection system Assembly of starters with plug in connection system Corresponding infeed systems and integrated functionalities Reduced wiring expenditure and fault avoidance in terms of assembly and handling System monitoring Monitoring rel...

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Page 42: ...he automation level AS i IO Link Reversing contactor space saving mechanical interlock for S00 and S0 Dimensioning and design Performance increase S00 7 5 kW 16 A S0 18 5 kW 38 A Width 45 mm Integrated auxiliary switches in both S00 and S0 Auxiliary switches in identical design for S00 and S0 Screw type spring loaded and ring cable lug connection systems plus solder pin connection system S00 only ...

Page 43: ...erface or IO Link Performance increase up to 18 5 kW in 45 mm width Safety applications Motor starter protectors in combination with Undervoltage release and contactor usable in PL d SIL 2 Star delta wye delta starter usable in PL e SIL 3 Comprehensive approvals for global applicability Reference More information Is available in About SIRIUS 3RT2 contactors The chapter titled SIRIUS 3RT2 contactor...

Page 44: ...ck for snapping onto the front 4 pole 5 Auxiliary switch block for snapping onto the front 2 pole cable entry from above 6 Auxiliary switch block for snapping onto the front 2 pole cable entry from below 7 Auxiliary switch block for snapping onto the front 1 pole cable entry from above or below 8 Function module for AS Interface direct on line start 9 3RA28 function modules 10 Function module for ...

Page 45: ... above or below 5 Auxiliary switch block for snapping onto the front 4 pole 6 3RA28 function modules 7 Function module for AS Interface direct on line start 8 Function module for IO Link direct on line start 9 Surge suppressor 10 3 phase infeed terminal 11 Star jumper 3 pole without connection terminal 12 Parallel switching connector 3 pole or 4 pole with connection terminal 13 Wiring modules on t...

Page 46: ...ole 3 Auxiliary switch block for snapping onto the front 1 pole cable entry from above or below 4 Auxiliary switch block for snapping onto the front 4 pole 5 Auxiliary switch block for snapping onto the front 2 pole cable entry from above or below 6 Surge suppressor 7 Function module for AS Interface direct on line start 8 3RA28 function modules 9 Function module for IO Link direct on line start 1...

Page 47: ...er for contactors with screw connections 14 Coil terminal module top and bottom 15 Wiring modules top and bottom for connecting the control current paths 16 Wiring modules top and bottom for connecting the main current paths 17 Star jumper 3 pole without connection terminal 18 3 phase infeed terminal Figure 1 14 Size specific accessories for 3RT2 contactors size S0 ...

Page 48: ...4 A or 90 mm 7 5 kW 16 A 24 V DC and 110 to 230 V AC Rated voltage up to 600 V Insulated enclosure Optimized sizing and few power versions up to 7 5 kW Screw type and spring loaded terminals Mounting advantages Combination with protection devices and monitoring devices Side by side assembly possible Easy connection to the motor starter protector by means of link module Connection option for solid ...

Page 49: ...on optional with 3RW40 Settable current limiting 3RW40 Dimensioning and design Performance increase of 2 performance classes in smaller sizes S00 up to 17 6 A S0 up to 38 A S2 up to 72 A 45 mm width 18 5 kW 38 A Screw type and spring loaded terminals Mounting advantages Easy commissioning and maintenance Matched with the SIRIUS modular system Easy retrofitting with wiring already installed Paramet...

Page 50: ...terminals size S0 3 Link module to motor starter protector with spring loaded terminals size S00 4 Infeed terminal sizes S00 and S0 Figure 1 17 Accessories for 3RW30 soft starters Accessories for 3RW40 soft starters 1 Link module to motor starter protector with screw type terminals 2 Link module to motor starter protector with spring loaded terminals 3 Infeed terminal 4 Sealing cover 5 Fan for inc...

Page 51: ... starter protection system protection and transformer protection Dimensioning and design S00 and S0 up to 40 A in a width of only 45 mm Choice of connection systems Screw type terminals Spring loaded terminals Ring cable lugs Mounting advantages Easily and rapidly combinable with any SIRIUS switching device Reduced main circuit wiring through combination with SIRIUS infeed system 3 phase busbar sy...

Page 52: ...r 3RV2 motor starter protectors 7 8 5 6 3 4 1 2 1 Signaling switch 2 Lateral auxiliary switch with 2 contacts 3 Lateral auxiliary switch with 4 contacts 4 Disconnector module 5 Terminal block type E 6 Undervoltage release 7 Shunt release 8 Transverse auxiliary switch Figure 1 20 Accessories for 3RV2 motor starter protectors ...

Page 53: ... 53 Infeed systems The SIRIUS modular system has the right infeed for every requirement 1 SIRIUS infeed system 3RV2917 2 3 phase busbar system 3RV1915 3 Combination of 3RA68 infeed system for compact starter and 3RV2917 infeed system for motor starter protector 4 Busbar system 8US Figure 1 21 Infeed systems ...

Page 54: ...01 2011 A8E56203870002 03 1 7 2 2 SIRIUS 3RV2917 infeed system 3RV2917 infeed system 6 4 7 3a 3b 2 1 5 5 5 5 1 3 phase busbar with infeed 2 3 phase busbar for system expansion 3 Expansion plug 4 End cap 5 Connector 6 Contactor base 7 Outgoing terminal Figure 1 22 3RV2917 infeed system ...

Page 55: ...f 1 4 with 3RB3 High long term stability through special bimetals with 3RU2 Matched and uniform accessories for thermal and solid state overload relays Screw type spring loaded ring cable lug connection system only with 3RU2 Mounting advantages Optional direct mounting on contactor or stand alone assembly Removable terminals for control circuit wiring 3RB3 Same stand alone assembly support for 3RU...

Page 56: ...ies for 3RU2 and 3RB30 31 overload relays 1 Overload relay size S0 2 Overload relay size S00 3 Stand alone assembly support size S0 4 Stand alone assembly support size S00 5 Electrical remote reset sizes S00 and S0 3RU2 only 6 Sealing cover sizes S00 and S0 Figure 1 24 Accessories for 3RU2 and 3RB30 31 overload relays ...

Page 57: ...ble threshold values and delay times Manual and automatic reset Dimensioning and design S00 S0 1 6 up to 40 A with only two versions 24 V AC DC 24 to 240 V AC DC 160 to 690 V wide voltage range in the main circuit 45 mm width 40 A 1 CO contact and 1 semiconductor output Clear status signals on the display Screw type and spring loaded terminals Mounting advantages Removable terminals for auxiliary ...

Page 58: ...ormation Is available in About SIRIUS 3RR2 current monitoring relays Chapter 8 SIRIUS 3RR2 current monitoring relays Page 683 Accessories for 3RR2 current monitoring relays 1 3RR21 current monitoring relays 2 3RR22 current monitoring relays 3 Stand alone mounting support 4 Sealing cover Figure 1 26 3RR2 current monitoring relays ...

Page 59: ...0 20 30 With motor starter protectors or MSPs for starter combinations With contactor solid state contactor and soft starter Connection to the automation level via IO Link and AS i Dimensioning and design Tested for all common line voltages S00 S0 0 06 up to 18 5 kW Pre assembled SIRIUS 3RA2 feeders with 230 V AC and 24 V DC Mounting advantages Easy mounting of individual components into tested co...

Page 60: ...age limiters rotary operating mechanisms busbar adapters etc can be used for 3RA21 22 load feeders and feeders for self assembly 3RA21 22 pre assembled load feeders The 3RA21 22 fuseless load feeders can be ordered as a complete device for direct on line starting or reversing operation Sizes S00 and S0 are both available with either screw type or spring loaded connection systems Reference More inf...

Page 61: ...te reset via control Dimensioning and design S0 0 1 up to 32 A 15 kW Width of 45 mm direct on line starter or 90 mm reversing starter 5 setting ranges from 0 1 A to 32 A Weld free contacts end of service life indication Screw type and spring loaded connection systems with removable terminals in the main and auxiliary circuits Mounting advantages SIRIUS 3RA68 infeed system for simpler space saving ...

Page 62: ...7 3RA6 compact starter versions Version Figure Compact starter direct on line version Compact starter reversing version Compact starter direct on line IO Link version Compact starter reversing IO Link version Reference More information Is available in About the 3RA6 compact starter Manual SIRIUS 3RA6 Compact Starter http support automation siemens com WW view en 27865747 order no 3RA6992 0A ...

Page 63: ...RA6 compact starter 2 External auxiliary switch block 3 AS i add on module 4 AS i add on module with Two local inputs for safe disconnection Two additional digital inputs One additional digital input and one digital output Two additional digital outputs For on site control 5 Adapter for screw mounting Figure 1 29 Accessories for 3RA6 compact starters ...

Page 64: ...t starter 1 Infeed on left or right using spring loaded connection system 2 Infeed on left using screw type connection system 3 Expansion module 4 Expansion plug 5 Terminal block 6 Expansion plug for 3RV19 7 PE infeed 8 PE expansion plug 9 PE tap 10 45 mm adapter for infeed system for 3RA6 Figure 1 30 Infeed system for 3RA6 compact starter ...

Page 65: ...time delayed switching operations in control starting protection and regulation circuits and ensure a high degree of repeat accuracy for delay times once they have been set Function modules are divided into those with a communication connection AS Interface or IO Link and those without a communication connection Communication capable 3RA27 function modules are available for the following contactor...

Page 66: ... start Time delayed switching of contactors 0 05 to 100 s ON delay and OFF delay versions Star delta wye delta function module without extra control circuit wiring Switch position indication for the contactor via a mechanical plunger Dimensioning and design Only one version for S00 and S0 Suitable for control voltages of 24 to 240 V AC DC Contactor coil controlled via semiconductor output Star del...

Page 67: ...re assembled combinations Type of starter Individual modules Pre assembled combinations Direct on line start Reversing start Star delta wye delta start Reference More information Is available in About 3RA28 function modules for direct on line start and star delta wye delta start Chapter 7 SIRIUS 3RA28 function modules Page 641 About function modules for reversing starting Chapter 2 SIRIUS 3RT2 con...

Page 68: ...or 3 wire communication to the control Integrated logic functions for starter types Replacement of laborious control circuit wiring Additional diagnostics via IO Link Dimensioning and design One module for both sizes S00 and S0 Standard motor starter profile for all starter types Starter oriented configuration in the TIA environment IO Link Up to 4 feeders in one group per channel on the master Ad...

Page 69: ...arallel wiring 3RA28 Table 1 20 Assembly of 3RA27 function modules Type of starter Assembly Direct on line start Reversing start Star delta wye delta start Reference More information Is available in About 3RA27 function modules for AS Interface Manual Function Modules for AS Interface http support automation siemens com WW view en 39318922 3ZX1012 0RA27 0AC0 About 3RA27 function modules for IO Lin...

Page 70: ...e facilitating rapid and fault free control cabinet assembly Device combinations The combination matrix below shows which devices can be combined for the main circuit 57 57 5 5 5 5 59 59 58 58 5 5 55 55 V R V V V V V V V V V R RQWDFWRUV 6ROLG VWDWH VZLWFKLQJ GHYLFHV 6RIW VWDUWHUV 0RWRU VWDUWHU SURWHFWRUV 2YHUORDG UHOD V XUUHQW PRQLWRULQJ UHOD V 6ZLWFKLQJ DQG VWDUWLQJ 3URWHFWLQJ 0RQLWRULQJ x Screw ...

Page 71: ...to 3RV2 motor starter protectors 1 3RT2 contactors with AC or DC coil S00 S00 3RA1921 1DA00 3RA2911 2AA00 3RT2 contactors with AC coil S0 S0 3RA2921 1AA00 3RA2921 2AA00 3RT2 contactors with DC coil S0 S0 3RA2921 1BA00 3RA2921 2AA00 3RW30 soft starters S00 S00 3RA2921 1BA00 3RA2911 2GA00 3RW30 3RW40 soft starters S0 S0 3RA2921 1BA00 3RA2921 2GA00 3RF34 solid state switching devices S00 S00 3RA2921 ...

Page 72: ... switching devices can be screwed onto a level surface Push in lugs are required in order to fasten the 3RV2 motor starter protectors with screws 1 8 2 Snap on mounting Snap on mounting SIRIUS Innovations products in sizes S00 and S0 are snapped onto 35 mm DIN rails according to DIN EN 60 715 without tools The tables below describe how to snap a component onto a DIN rail using a contactor size S00...

Page 73: ...assembling from a DIN rail Step Operating instruction Image 1 To disassemble the device press it down pushing against the mounting springs Swivel the device to remove it Refer to the relevant product chapters product manuals or operating instructions for specific details of how to snap the different devices onto DIN rails ...

Page 74: ...all SIRIUS Innovations products of the same size The stripped lengths are identical too this is important for pre assembled cables Size S00 and S0 devices feature screw type terminals with captive screws and terminal washers The screw type terminals also allow for the connection of 2 conductors with different cross sections DANGER Hazardous voltage Will cause death or serious injury Turn off and l...

Page 75: ...vices are equipped with a two wire connection i e two independent connections per current path Just one conductor is connected to each clamping point The spring loaded terminal presses the conductor against the busbar which curves around inside the terminal The high contact pressure per unit area achieved in this way is gas tight The spring loaded terminal presses flat against the conductor but do...

Page 76: ...Step Operating instruction Image 1 Insert the screwdriver into the bottommost A or topmost B operating slot on the right hand side 2 Press the screwdriver down A or up B then push it into the operating slot as far as it will go The screwdriver blade keeps the spring loaded terminal open automatically 10 10 3 Insert the conductor into the oval connection slot 4 Remove the screwdriver The terminal c...

Page 77: ...002 03 77 Link modules Link modules enable load feeders to be assembled without tools simply by plugging the relevant devices in A Link module Slot for link modules Slot for conductor connection Screwdriver opening for mounting disassembly without a link module Figure 1 34 Link module ...

Page 78: ...es 2 2 1 Accessories for 3RT2 contactors e g auxiliary switches 1 1 3RF34 solid state switching devices 2 3RW30 40 soft starters 2 0 0 3RV2 motor starter protectors basic devices 2 1 1 Accessories for 3RV2 motor starter protectors e g auxiliary switches 1 1 3RU2 thermal overload relays 1 1 3RB3 solid state overload relays 0 0 3RA6 compact starters 0 3RA27 3RA28 function modules 0 0 3RR2 current mo...

Page 79: ...information on ring cable lugs in the chapter titled Conductor cross sections for ring cable lug connection system Page 84 DANGER Hazardous voltage Will cause death or serious injury Turn off and lock out all power supplying this device before working on this device Figure 1 36 Ring cable lug connection system 1 9 2 Conductor cross sections Conductor cross sections Due to SIRIUS being a modular sy...

Page 80: ...m 2 x 0 5 to 1 5 mm 2 x 0 5 to 1 5 mm Finely stranded with end sleeve DIN 46228 Part 1 2 x 0 75 to 2 5 mm 2 x 0 75 to 2 5 mm 2 x 0 75 to 2 5 mm 2 x 20 to 16 2 x 20 to 16 2 x 18 to 14 2 x 18 to 14 2 x 18 to 14 AWG 2 x 12 2 x 12 2 x 12 1 Only 1 conductor can be clamped on the stand alone assembly support Table 1 27 Main conductors of size S0 with M4 combination screws Motor starter protectors Contac...

Page 81: ... 5 to 1 5 mm 2 x 0 75 to 2 5 mm 2 x 0 75 to 2 5 mm 2 x 0 75 to 2 5 mm Solid and stranded Max 2 x 4 mm 2 x 0 5 to 1 5 mm 2 x 0 5 to 1 5 mm 2 x 0 5 to 1 5 mm Finely stranded with end sleeve DIN 46228 Part 1 2 x 0 75 to 2 5 mm 2 x 0 75 to 2 5 mm 2 x 0 75 to 2 5 mm 2 x 20 to 16 2 x 20 to 16 2 x 20 to 16 2 x 18 to 14 2 x 18 to 14 2 x 18 to 14 AWG 2 x 12 Table 1 29 Removable terminal Removable terminal ...

Page 82: ...t monitoring relays Tool Ø 3 5 x 0 5 8WA2880 8WA2803 Ø 3 0 x 0 5 3RA2808 1A Solid and stranded 2 x 0 5 to 4 0 mm 0 5 to 4 0 mm Finely stranded without end sleeve 2 x 0 5 to 2 5 mm 0 5 to 2 5 mm Finely stranded with end sleeve DIN 46228 Part 1 2 x 0 5 to 2 5 mm 0 5 to 2 5 mm AWG 2 x 20 to 12 2 x 20 to 12 Table 1 31 Main conductors of size S0 Motor starter protectors contactors Overload relays curre...

Page 83: ...x 0 5 8WA2880 8WA2803 Ø 3 0 x 0 5 3RA2808 1A Solid and stranded 2 x 0 5 to 4 mm 2 x 0 5 to 2 5 mm Finely stranded without end sleeve 2 x 0 5 to 2 5 mm 2 x 0 5 to 1 5 mm Finely stranded with end sleeve DIN 46228 Part 1 2 x 0 5 to 2 5 mm 2 x 0 5 to 1 5 mm AWG 2 x 20 to 12 2 x 20 to 14 Table 1 33 Removable terminal Removable terminal Tool Ø 3 0 x 0 5 3RA2808 1A Solid and stranded 2 x 0 25 to 1 5 mm F...

Page 84: ...ination screws SIRIUS devices Tool Pozidriv size 2 Ø 5 to 6 mm Tightening torque 2 0 to 2 5 Nm d2 min 4 3 mm Ring cable lug 1 d2 d3 d3 max 12 2 mm 1 The following ring cable lugs are approved for achieving the required clearances and creepage distances For applications according to IEC 60947 1 DIN 46237 with insulating sleeve JIS CS805 type RAV with insulating sleeve JIS CS805 type RAP with insula...

Page 85: ...it diagrams You can find the internal circuit diagrams for SIRIUS Innovations products online in the image database www siemens com lowvoltage bilddb Enter the order number of the device in the Order number field and in the Type of object selection menu on the left hand side select Unit wiring diagram Figure 1 37 Image database ...

Page 86: ...ation stations The concept is based on AS Interface and PROFIBUS DP two standardized and open fieldbus systems which can be connected to almost all the control systems provided by well known manufacturers 7 6 6 6 6 3 n 6 6 6 3 n RQWURO 6HQVRU 6HQVRU FWXD WRU FWXDWRUV FWXDWRUV FWXDWRUV 6HQVRUV 6HQVRUV 7 6 ZLWK 2 LQN PDVWHU 6 L SRZHU VXSSO XQLW 352 86 352 1 7 6 6 6 5 86 5 6 L LQN 31 2 1 Data is coll...

Page 87: ...htungssystem Schalt geräte SIRIUS Schalt geräte SIRIUS Aktoren Aktoren K20 Feld verteiler Sensoren Sensoren Punkt zu Punkt Verbindung Klassische Verdrahtung 6 6 6 3 n 6 6 6 3 n FWXDWRUV 6HQVRUV LHOG GLVWULEXWRU 6 5 86 6ZLWFKLQJ GHYLFHV 6ZLWFKLQJ GHYLFHV 6 5 86 7 6 ZLWK 2 LQN PDVWHU 3RLQW WR SRLQW FRQQHFWLRQ ODVVLFDO ZLULQJ LULQJ V VWHP FWXDWRUV ET200S K20 6HQVRUV Figure 1 39 Connection to the high...

Page 88: ...LRQ HHGEDFN RI VZLWFKLQJ VWDWXV Figure 1 40 Communication via AS Interface or IO Link SIRIUS 3RA27 function modules or SIRIUS 3RA6 compact starters can communicate with a higher level control either via the AS i fieldbus or via the IO Link wiring system Cyclic data transmission DIs and DOs is identical for both IO Link and AS i Table 1 36 Motor starter profile Standard motor starter profile Group ...

Page 89: ... the control cabinet and is integrated in the TIA concept IO Link is thus an intelligent wiring system which is fully integrated in TIA 1 10 2 1 Overview Components of an IO Link system Only 2 components are required to use IO Link IO Link master IO Link device e g IO Link sensor switching device IO Link I O module Compatibility of IO Link IO Link guarantees compatibility between standard modules ...

Page 90: ...ly Integrated Automation TIA environment 1 10 2 2 Benefits Benefits The IO link system offers important benefits when connecting complex intelligent sensors actuators Dynamic modification of the sensor and actuator parameters directly via the PLC Possibility of device replacement during operation without a programming device PC by means of re parameterization via the consistent storage of paramete...

Page 91: ...trol via IO Link Parameter settings can be changed during operation A sensor actuator can be replaced without a programming device PC thanks to the central data storage feature The IO Link range comprises IO Link master IO Link module K20 IO Link starting controls IO Link switching controls IO Link sensors XWRPDWLRQ VWUXFWXUH ZLWKRXW 2 LQN XWRPDWLRQ VWUXFWXUH ZLWK 2 LQN 9LVXDOLVDWLRQ QJLQHHULQJ LV...

Page 92: ...el control environment Table 1 37 SIRIUS 4SI electronic module Area Customer benefits Functions Integration of IO Link capable SIRIUS controls in the distributed I O ET 200S Diagnostics data Status display and group fault signaling Dimensioning and design Width 15 mm 4 IO Link ports Connection of up to 16 load feeders Mounting advantages Considerably reduced wiring and space requirements in the co...

Page 93: ...PM D DC24V 3 1 1 1 2 1 P15S27 01 3RK1 903 0AA00 DS1e x 3RK1 301 0AB10 0AA4 2 T1 4 T2 6 T3 1 L1 3 L2 5 L3 DS65 S32 3RK1 903 0AK00 ICU24 6SL3 244 0SA00 1AA1 ICU15 3RK1 903 3EA10 2U 4V 6W 1L1 3L2 5L3 PM E DC24V 6ES7 138 4CA01 0AA0 P15S23 A0 6ES7 193 4CD20 0AA0 4 IO Link DC24V 6ES7 138 4GA50 0AB0 E15S26 A1 6ES7 193 4CA40 0AA0 1 Interface module IM 2 Power module electronic PM E 3 Electronic module e g...

Page 94: ... and monitoring system Telecontrol and substation control Remote access e g via teleservice Field device for intrinsically safe area Coupler Telecontrol and substation control Sensors Sensors Compact starter Compact feeder Power supply Signalling column Power supply PC PG IPC PROFIBUS PA Laptop PC Motion Control Systems Notebook SINAMICS Drives Numeric Control KNX PC PG IPC Security Access Point P...

Page 95: ...ement method the AS Interface cable can be connected anywhere This concept is extremely flexible and enables you to make huge savings 1 10 3 3 Operating modes In general the following operating modes are distinguished between for the master interfaces I O data exchange In this operating mode the inputs and outputs of the binary AS Interface slaves are read and written to Analog value transmission ...

Page 96: ...clear cable structure as well as the special design of the cable you not only significantly reduce the risk of errors but also service and maintenance costs 6 QWHUIDFH GLVWULEXWRU ZLWKRXW 6 QWHUIDFH FKLS 6 QWHUIDFH GLVWULEXWRU ZLWKRXW 6 QWHUIDFH FKLS 2 PRGXOH LJLWDO DQDORJ DQGKHOG RSHUDWRU SDQHO 6HFXUH VODYH ZLWK 0 5 1 6723 6 QWHUIDFH SRZHU VXSSO 6DIHW PRQLWRU 6LJQDO HYDOXDWLRQ 9 SRZHU VXSSO 6 L H...

Page 97: ... AS Interface AS Interface shaped cable Network components e g repeater and extension plug Power supply unit for powering the slaves Modules for connecting standard sensors actuators Actuators and sensors with integrated AS i slave Secure modules for transferring safety related data over AS Interface Addressing device for setting slave addresses during commissioning 6 QWHUIDFH 0DVWHU 6 QWHUIDFH LQ...

Page 98: ...ension plugs and 2 repeaters connected in parallel With parallel connection more repeaters allow for longer cable lengths Maximum cycle time 5 ms for maximum configuration with standard addresses 10 ms for maximum configuration with A B addresses Profile specific for Spec 3 0 slaves Number of stations per AS Interface segment 31 slaves in accordance with AS Interface Spec V2 0 62 slaves A B method...

Page 99: ...em Manual More information about the AS Interface is available in the AS Interface System Manual The system manual can be downloaded from the Internet free of charge German version http support automation siemens com WW view de 26250840 English version http support automation siemens com WW view en 26250840 The AS Interface System Manual can also be supplied in paper format in both languages Inter...

Page 100: ...System overview 1 10 Connection to the higher level control SIRIUS Innovations 100 System Manual 01 2011 A8E56203870002 03 ...

Page 101: ...nd motor starters IEC 60947 5 1 Specifically for contactor relays Control circuit devices and switching elements Electromechanical control circuit devices including positively driven operation UL 508 Industrial Control Equipment 3RT contactors and 3RH contactor relays CSA 22 2 14 95 Industrial Control Equipment Table 2 2 Applicable standards Applications Applicable standards Explanation EN 60335 1...

Page 102: ...tra low voltage FELV Protective separation reliably prevents a dangerous contact voltage from spilling over to the voltage which has been protectively separated e g to a safety extra low voltage which is present or switched in the same device If the current paths of a contactor are operated at different voltages protective separation requirements must be met With 3RT2 contactors and 3RH2 contactor...

Page 103: ...ample of such elements are the SIRIUS 3RH2 contactor relays All SIRIUS 3RH2 contactor relays with at least 1 NC contact are tested to EN 60947 5 1 and have featured positively driven contact elements in the basic device or in the basic device in conjunction with auxiliary switches ever since the product was launched Figure 2 1 Symbol for positively driven contact elements in a switching device Mir...

Page 104: ...witching devices are available for switching electrical loads The contactor is the ideal device for performing switching operations which are frequently repeated it is the most commonly used switching device in industry mechanical engineering and the manufacture of switching stations The SIRIUS contactor range with a width of 45 mm size S00 S0 comprises 3RT20 power contactors for switching motors ...

Page 105: ... for switching in the auxiliary circuit Contactor relay with extended operating range for switching auxiliary circuits Auxiliary coupling relay for switching auxiliary circuits Number of poles 4 8 4 4 Size S00 Width 45 mm Connection systems The contactor relays can be supplied with the connection systems detailed below Table 2 4 Connection systems available for 3RH2 contactor relays Connection sys...

Page 106: ... terminal on the front 2 Location hole for surge suppression 3 Location hole for 1 2 and 4 pole auxiliary switch blocks 4 Labeling plate 5 Auxiliary contacts Figure 2 3 3RH21 contactor relay 4 pole size S00 overview 3RH22 contactor relay 8 pole 12 1 1 12 12 1 1 12 5 12 1 1 12 12 1 1 12 1 Coil terminal on the front 2 Location hole for surge suppression 3 Labeling plate 4 Auxiliary contacts Figure 2...

Page 107: ...r for switching resistive loads 3RT25 power contactor with 2 NO contacts and 2 NC contacts Number of poles 3 3 3 4 2 NO contacts 2 NC contacts S00 1 NO contact or 1 NC contact 1 NO contact or 1 NC contact 1 NO contact or 1 NC contact Number of integrated auxiliary contacts S0 1 NO contact and 1 NC contact 1 NO contact and 1 NC contact 1 NO contact and 1 NC contact 1 NO contact and 1 NC contact 1 N...

Page 108: ...00 12 7 7 7 12 57 1 Coil terminal on the front 2 Openings for voltage tap of the main circuit communication capable power contactor only 3 Location hole for surge suppression 4 Location hole for 1 2 and 4 pole auxiliary switch blocks 5 Labeling plate 6 1 integrated auxiliary contact 7 Contactor s main circuit terminal to the load motor connection T1 T2 T3 8 Contactor s main circuit terminal to the...

Page 109: ... hole for 1 2 and 4 pole auxiliary switch blocks 4 Location hole for surge suppression underneath flap 5 Contactor s main circuit terminal to the load motor connection T1 T2 T3 6 Labeling plate 7 Openings for voltage tap of the main circuit communication capable power contactor only 8 2 integrated auxiliary contacts 9 Contactor s main circuit terminal to the power network L1 L2 L3 Figure 2 6 3RT20...

Page 110: ... safe to touch according to DIN EN 61140 Connection systems The fully wired 3RA23 reversing contactor assembly is available either with a screw type connection system or a spring loaded connection system The illustrations below show the fully assembled reversing contactor assemblies in the version with the screw type connection system Table 2 7 Illustrations of the 3RA23 reversing contactor assemb...

Page 111: ...e fully wired 3RA24 contactor assemblies for star delta wye delta start can be ordered with the following plug on function modules Without a communication connection With a communication connection Connection systems The fully wired 3RA24 contactor assembly for star delta wye delta start can be supplied either with a screw type connection system or a spring loaded connection system The illustratio...

Page 112: ... with low power input DC drives for railway applications AC or DC connection possible Preferred voltages 24 V 110 V 230 V 24 V 110 V 220 V 24 V 110 V 220 230 V Contactor specificatio n Contactor relays and power contactors with 50 Hz coil standard version for size S0 Contactor relays and power contactor s with 60 Hz coil Contactor relays and power contactors with 50 60 Hz coil standard version for...

Page 113: ...ors starting plugging inching AC 5a Switching of discharge lamp controls AC 5b Switching of incandescent lamps AC 6a Switching of transformers AC 6b Switching of capacitor banks DC Main circuit contacts Utilization category for DC voltages DC 1 Non inductive or slightly inductive loads resistance furnaces DC 3 Slip ring motors starting switching off DC 5 Squirrel cage motors starting switching off...

Page 114: ...ng thanks to spring loaded connection system Link modules for any device combination from the SIRIUS modular system Fast error free installation for screw type and spring loaded connection system Power contactors up to 38 A 18 5 kW in 45 mm width Space and cost savings Factory fitted integrated auxiliary switches Reduced installation complexity High contact reliability of the auxiliary switches En...

Page 115: ...erties used throughout the modular system and are also due to the interplay with the higher control level From a mechanical point of view the 3RT2 contactors can be mounted directly onto the following SIRIUS devices 3RV2 motor starter protectors with 3RA2921 link module 3RU2 thermal overload relays and 3RB30 3RB31 solid state overload relays 3RR2 current monitoring relays 3RA28 function modules an...

Page 116: ...ary circuit Switching devices for control and auxiliary circuits utilization categories AC 12 AC 15 AC 14 DC 12 DC 13 3RH21 4 pole contactor relays 3RH22 8 pole contactor relays Contactors with UC drive Contactors of size S0 for switching electrical loads in the main circuit with a wide voltage range and extended operating range 3RT202 3 pole motor contactors 3RT202 N Contactors for railway applic...

Page 117: ... voltages In addition 3RT2 power contactors of size S0 are available with electronic UC drives which feature an extended operating range helping to reduce variance and have lower closing and holding powers which enable less power to be consumed in the control cabinet The UC drive can be operated with either AC or DC voltage This is facilitated by control electronics with an upstream DC drive AC an...

Page 118: ...tactor relays are dimensioned for operation at ambient temperatures of between 25 C and 60 C The devices can be stored at temperatures within the range from 55 C to 80 C Reference More information Can be found in the chapter titled About the environments in which contactor relays are used General data rated data CSA and UL and data relating to short circuit protection for 3RH2 contactor relays Pag...

Page 119: ...lculated Ie AC 1 or Ie DC 1 Rated operational current of the contactor for relevant utilization category and Ta 60 C Ta Actual ambient temperature Tua 60 C The contactors may be operated for 1 hour at an ambient temperature of up to Ta 80 C without reducing the permissible currents Nevertheless the average ambient temperature must not exceed Ta 60 C for any 24 hour period Note however that contact...

Page 120: ... used at temperatures below Tu 40 C Service life Using the contactors at higher ambient temperatures places a greater stress on molded parts main current paths and the mechanism This reduces the mechanical durability and shortens the service life of the contactors The service life is primarily influenced by the ON period The table below shows the reduced mechanical durability and shortened service...

Page 121: ... for railway applications versions of the 3RT20 power contactors and 3RH21 contactor relays at the full magnet coil operating range the permissible ambient temperature is between 40 C and 70 C Note Continuous operation at temperatures 60 C reduces the mechanical durability the current carrying capacity of the current paths and the switching frequency Extended operating range of the contactor drive...

Page 122: ...than 2 000 meters affects the contactors electrical characteristics The reduction factors which have to be taken into account when using contactors at altitudes higher than 2 000 m are specified in the table below More information can be obtained on request from Technical Assistance www siemens com lowvoltage technical assistance Table 2 10 Installation altitude for 3RT2 contactors and 3RH2 contac...

Page 123: ...ules can be mounted on the front of 3RT20 power contactors thus providing additional functionalities e g star delta wye delta functionality and enabling a connection to be established with a control via IO Link or AS Interface If 3RA27 function modules are used special versions of the 3RT2 power contactors 3RT2 0CC0 as the 13th to 16th digits of the order number must be used which facilitate direc...

Page 124: ...hing 2 separate 2 pole loads Note 3RT25 contactors are not suitable for switching a load between 2 current sources Versions The entire performance range of 18 to 50 A up to 690 V utilization category AC 1 is covered by two sizes S00 and S0 each with a width of 45 mm All 3 pole 3RT20 contactors and 4 pole 3RT23 3RT25 contactors of sizes S00 and S0 are equipped with AC or DC magnet systems The devic...

Page 125: ... to 11 kW 400 V utilization category AC 3 is covered by two sizes S00 and S0 each with a width of 45 mm The contactors of sizes S00 and S0 are equipped with AC or DC magnet systems Rated powers A single size covers several versions with different standard motor ratings The specified power in kW refers to the power output at the motor shaft in accordance with the nameplate The performance range of ...

Page 126: ...4 and up to 6 A at 24 V DC in utilization category DC 12 DC 13 Auxiliary switch blocks The 3RH2 contactor relays can be expanded by up to 4 contacts via attachable auxiliary switch blocks The lateral auxiliary switches cannot be used for contactor relays Special version 3RH24 latched contactor relays In the event of a short circuit in the low voltage system or if large drive motors are switched on...

Page 127: ...ture range 25 to 60 C 40 to 70 C 40 to 70 C 40 to 70 C 25 to 60 C 1 At 280 V high limit 1 1 x US Rated powers The various contactor versions with an extended operating range have the following rated powers with the exception of the coupling relays For the 3RH21 contact relay versions the performance range extends up to 10 A at a voltage of 230 V For the 3RT20 motor contactor versions the maximum p...

Page 128: ...25 x US Following switch on the series resistor switches over to holding excitation Design The contactors are available with a plug on module containing the series resistor the NC contact required for switchover is integrated in the basic device and already fully wired The DC magnet coils of the contactor versions are fitted with suppressor diodes to provide protection against overvoltage as stand...

Page 129: ...ide by side mounting at ambient temperatures of up to 70 C Coupling relays for railway applications sizes S00 and S0 These contactors have an extended operating range of 0 7 to 1 25 x US Design The magnet coils of the contactor relays and motor contactors with an extended operating range in size S00 are connected to suppressor diodes 3RT20 2K 3RT2017 2K 4 The magnet coils of the motor contactors w...

Page 130: ...l Coupling relay version Size 0 7 1 25 x US 0 8 1 85 x US Switch on power holding power Order number Switch on power holding power Order number 3RH21 contactor relay S00 2 8 W at 24 V 3RH21 HB40 without RC circuit 3RH21 JB40 with diode 3RH21 KB40 with suppressor diode 1 6 W at 24 V 3RH21 MB40 0KT 0 without RC circuit 3RH21 VB40 with diode 3RH21 WB40 with suppressor diode S00 2 8 W at 24 V 3RT201 H...

Page 131: ...ors at voltages of between 17 4 V and 28 8 V The 3RT20 and 3RH21 coupling relays for electronic controls work reliably from 17 V to 30 V which corresponds to a voltage range of 0 7 x Us to 1 25 x Us Compared to the operating range of 0 85 to 1 1 x Us for contactors and contactor relays according to IEC 60947 DIN EN 60947 VDE 0660 this is a significantly expanded operating range The illustration be...

Page 132: ...These idle times do not apply to combinations with DC operation Versions The 3RA23 reversing contactor assemblies are available with a uniform performance range of 3 kW to 18 5 kW utilization category AC 3 The 3RA23 reversing contactor assemblies are 90 mm wide The diagram below shows the fully mounted 3RA23 reversing contactor assembly size S0 with a screw type connection system Figure 2 8 Revers...

Page 133: ... maximum of 8 auxiliary contacts are permitted per reversing contactor assembly Table 2 12 Auxiliary switch combination options for the 3RA23 reversing contactor assembly 3RA23 reversing contactor assembly On the front Lateral 1 pole 4 pole 2 pole Size Possible versions 1 0 2 0 S00 S0 2 2 0 2 Main circuit sizes S00 and S0 L1 L2 L3 M 3 F3 Q12 Q11 F0 F1 1 2 U1 V1 W1 3 5 4 6 1 2 3 5 4 6 Figure 2 9 Ma...

Page 134: ...2 Q11 S1 Q11 Q12 S2 S1 95 96 22 21 53 54 53 54 22 A1 21 A2 A1 A2 L1 L N L F3 F2 S2 Q11 Q12 Q12 Q11 95 96 22 21 22 A1 21 A2 A1 A2 1 0 2 Table 2 14 Legend Control circuit of the reversing contactor assembly sizes S00 and S0 Abbreviation Explanation S0 OFF button S1 ON Clockwise rotation button S2 ON Counterclockwise rotation button S Clockwise Off Counterclockwise selector switch Q11 Clockwise rotat...

Page 135: ...delta wye delta start For detailed information please refer to section Technical background information Page 136 Note The preferred wiring for the 3RA24 contactor assembly minimizes this effect The 3RA24 contactor assemblies for star delta wye delta start described below have been dimensioned for standard applications Note Contactor assemblies for star delta wye delta start for special application...

Page 136: ...10 Contactor assembly for star delta wye delta start with screw type connection system without a communication connection size S0 Rated powers The performance range of the 3RA24 contactor assemblies for star delta wye delta start in size S00 extends up to 11 kW at a voltage of 400 V In size S0 the maximum power value is 22 kW at a voltage of 400 V Note With the 3RA24 contactor assembly for star de...

Page 137: ...he stationary motor were connected directly in the delta circuit The worst case scenario would lead to the following problems which can be minimized by using preferred wiring Tripping of short circuit protection devices Welding or substantial contact erosion of the delta contactor High dynamic load on the motor Using a favorable method of connection for the main circuit will reduce the equalizing ...

Page 138: ...ector position of the residual voltage UL1 N and the line voltage UL1 L3 which are roughly rectified the differential voltage ΔU is relatively low As a result the current peak generated by this voltage will also remain low Preferred wiring not used The motor also rotates clockwise if the motor terminals are connected as follows phase L1 to motor terminals U1 and W2 L2 to V1 and U2 and L3 to W1 and...

Page 139: ...ping over two phases at any location This would result in the same conditions as those described for clockwise rotation The wiring must be performed as follows in order to keep the switchover current peak which occurs on switching from star wye to delta as low as possible here too 8 9 8 9 8 9 8 9 Figure 2 15 Correct connection of motor phases for counterclockwise motor rotation Table 2 15 Device s...

Page 140: ...ircuit φ 1 37 Note See the main and control circuit wiring designs below these depict the circuit diagrams for contactor assemblies for star delta wye delta start with clockwise and counterclockwise rotation according to the preferred wiring Main circuit The diagram below shows the preferred main circuit wiring for a star delta circuit clockwise and counterclockwise rotation LQH LQH URWDWLRQ URWDW...

Page 141: ...ccur during switching under certain conditions As a result of these malfunctions the contactors may no longer be able to switch on or off Switching on Due to the voltage drop in long control cables the control voltage applied to the contactor may fall below the threshold value at which the contactor switches on This affects both DC and AC operated contactors The following counter measures can be t...

Page 142: ...age LQ P XO ຘ 8 ຘ X 6 6 5 ຘ 3 HLQ 6 LQ P XO ຘ 8 ຘ X 6 6 5 ຘ 3 HLQ 6 US Rated control voltage in V RSL Ohmic resistance per conductor and km of the control cable in Ω km USL Voltage drop on the control cable in Sein Pein Switch on power of the contactor in VA W cos ϕein Power factor of the contactor coil on switch on Note A maximum cable voltage drop of uSL 5 is permitted for SIRIUS contactors ...

Page 143: ...ZLWK DFWLYDWLRQ RI RSHUDWHG FRQWDFWRUV 6ZLWFK RQ SRZHU 9 DEOH OHQJWK P 1 400 V 2 5 mm2 9 110 V 1 mm2 2 400 V 1 5 mm2 10 42 V 2 5 mm2 3 400 V 1 mm2 11 42 V 1 5 mm2 4 230 V 2 5 mm2 12 42 V 1 mm2 5 230 V 1 5 mm2 13 24 V 2 5 mm2 6 230 V 1 mm2 14 24 V 1 5 mm2 7 110 V 2 5 mm2 15 24 V 1 mm2 8 110 V 1 5 mm2 Figure 2 18 Graphical representation switch on ...

Page 144: ...mm2 9 110 V 1 mm2 2 400 V 1 5 mm2 10 42 V 2 5 mm2 3 400 V 1 mm2 11 42 V 1 5 mm2 4 230 V 2 5 mm2 12 42 V 1 mm2 5 230 V 1 5 mm2 13 24 V 2 5 mm2 6 230 V 1 mm2 14 24 V 1 5 mm2 7 110 V 2 5 mm2 15 24 V 1 mm2 8 110 V 1 5 mm2 Figure 2 19 Graphical representation switch on Example Example for 3RT202 contactor DC operated 5 8 W switch on power Cross section of the control cable 1 5 mm2 Maximum permissible c...

Page 145: ...lding power Parallel connection of an ohmic resistance for increased holding power Sizing of the parallel resistance Power of the additional resistance 5 LQ S 3 LQ S 8 6 5 S For reasons of cost effectiveness PP should be lower than 10 W Table 2 17 Calculation of the maximum cable length For pushbutton switch control For maintained contact operation For pushbutton switch control with a three core c...

Page 146: ...nnovations 146 System Manual 01 2011 A8E56203870002 03 0D LPXP FDEOH OHQJWK P LQ WKH FDVH RI GLVFRQQHFWLRQ YLD SXVKEXWWRQ VZLWFK FRQWURO RQ RSHUDWHG FRQWDFWRUV ROGLQJ SRZHU DEOH OHQJWK P 1 24 V 2 42 V 3 110 V 4 230 V 5 400 V Figure 2 20 Graphical representation switch off ...

Page 147: ...JWK P LQ WKH FDVH RI GLVFRQQHFWLRQ YLD FRQWLQXRXV DFWXDWLRQ RQ RSHUDWHG FRQWDFWRUV 9 ROGLQJ SRZHU 9 DEOH OHQJWK P P P 1 24 V 2 42 V 3 110 V 4 230 V 5 400 V Figure 2 21 Graphical representation switch off Example Example for 3RT202 contactor AC operated 8 5 VA holding power Control voltage 400 V AC Maximum permissible control cable length 95 m ...

Page 148: ...tions The following mounting types are available for contactors in sizes S00 and S0 Snapping onto a 35 mm DIN rail according to DIN EN 60715 Screwing onto a mounting plate 2 5 1 2 Mounting position The contactors are dimensioned for operation on a vertical mounting plane The following mounting positions are permitted Table 2 18 Permissible mounting positions for the contactors Mounting positions f...

Page 149: ...izes S00 and S0 Step Operating instruction Image 1 Using two M4 screws maximum tightening torque 1 2 to 1 6 Nm plain washers and spring washers screw the contactor tight into the designated drill holes diagonally You can use the 3RT1926 4P screw mounting adapter to make size S0 contactors easier to mount if necessary e g in the case of vertical access when using an insulated screwdriver These adap...

Page 150: ...perating instruction Image 1 Position the device on the top edge of the DIN rail and press down until it snaps onto the bottom edge of the DIN rail To disassemble the device press it down pushing against the mounting springs and swivel the device to remove it Snapping onto off DIN rail size S00 Snapping onto off DIN rail size S0 2 5 2 Replacing magnet coils The magnet coils on size S0 contactors c...

Page 151: ...203870002 03 151 Table 2 21 Replacing a magnet coil size S0 AC Step Operating instruction Image 1 Use a screwdriver to lift up the retaining clips between the rear and front halves of the contactor 2 Push the two halves of the contactor apart 3 Take the magnet coil out of the front half of the contactor ...

Page 152: ...rings between the magnet coil and the front half of the contactor are properly located on the support 5 6 Reattach the front part of the contactor onto the rear half until the retaining clips engage Write the coil voltage of the newly inserted coil onto the label supplied and stick the label onto the front panel of the contactor as shown in the diagram Thoroughly cross out the coil voltage stated ...

Page 153: ...umber Second digit Task of the relevant auxiliary contact function number For example 1 2 for NC contact or 3 4 for NO contact Terminal designations of the auxiliary contacts The terminal designations as per DIN EN 50012 apply to size S00 contactors with an integrated auxiliary NO contact Auxiliary contacts are fitted and arranged on size S0 contactors integrated in the basic device in accordance ...

Page 154: ...of 0 25 mm2 to max 2 5 mm2 can be used at each connection point Reference More information Can be found in the chapter titled About the solder pin adapter and how to mount it on a motor contactor relay size S00 Solder pin adapter Page 193 2 conductor connection 2 conductor ends can be connected to every main auxiliary and control circuit connection These connections are also suitable for untreated...

Page 155: ...y size S00 3RT2 power contactor size S00 3RT2 power contactor size S0 Auxiliary switch blocks on the front lateral Auxiliary switch blocks on the front lateral solid state compatible Surge suppressor EMC interference suppression module OFF delay device Mechanical latch Additional load module Control kit for manual operation of contactor contacts Coupling link for PLC LED display indicator module S...

Page 156: ...actor size S00 3RT2 power contactor size S0 Assembly kit for contactor assembly for star delta wye delta start Wiring modules for contactor assemblies for star delta wye delta start Function modules for contactor assemblies for star delta wye delta start 1 The 3RT1916 4JA02 insulating stop can be used on the connection terminals for the auxiliary circuit of the 3RT2 2 contactors ...

Page 157: ...tch block for snapping onto the front 4 pole 5 Auxiliary switch block for snapping onto the front 2 pole cable entry from above 6 Auxiliary switch block for snapping onto the front 2 pole cable entry from below 7 Auxiliary switch block for snapping onto the front 1 pole cable entry from above or below 8 Function module for AS Interface direct on line start 9 3RA28 function modules 10 Function modu...

Page 158: ...ry from above or below 5 Auxiliary switch block for snapping onto the front 4 pole 6 3RA28 function modules 7 Function module for AS Interface direct on line start 8 Function module for IO Link direct on line start 9 Surge suppressor 10 3 phase infeed terminal 11 Star jumper 3 pole without connection terminal 12 Parallel switching connector 3 pole or 4 pole with connection terminal 13 Wiring modul...

Page 159: ...ft 2 pole 3 Auxiliary switch block for snapping onto the front 1 pole cable entry from above or below 4 Auxiliary switch block for snapping onto the front 4 pole 5 Auxiliary switch block for snapping onto the front 2 pole cable entry from above or below 6 Surge suppressor 7 Function module for AS Interface direct on line start 8 3RA28 function modules 9 Function module for IO Link direct on line s...

Page 160: ...e adapter for contactors with screw connections 14 Coil terminal module top and bottom 15 Wiring modules top and bottom for connecting the control current paths 16 Wiring modules top and bottom for connecting the main current paths 17 Star jumper 3 pole without connection terminal 18 3 phase infeed terminal Figure 2 24 Size specific accessories for 3RT2 contactors size S0 ...

Page 161: ...ic The 3RT2 power contactors can be expanded by means of auxiliary switch blocks mounted on the front or laterally Only auxiliary switch blocks for mounting on the front can be attached to the 3RH21 contactor relays The table below depicts the auxiliary switch blocks for mounting on the front which can be used across the board for contactors of sizes S00 and S0 Table 2 23 Auxiliary switch blocks f...

Page 162: ...currents hard gold plated contacts and for operation in dusty atmospheres The rated operational current is Ie AC 14 and DC 13 1 to 300 mA voltage 3 to 60 V The solid state compatible auxiliary switch blocks for mounting on the front are available with screw type spring loaded and ring cable lug connections The laterally mountable solid state compatible auxiliary switch blocks are available with sp...

Page 163: ...avel diagrams The travel diagrams below for auxiliary switches in sizes S00 and S0 apply to standard auxiliary switches and to leading lagging contacts RQ RQ RQ RQ RII RII RII RII 6WDQGDUG DX LOLDU VZLWFK 2YHUODSSLQJ DX LOLDU VZLWFK OHDGLQJ ODJJLQJ 1 1 12 12 Figure 2 25 Travel diagrams for auxiliary switches sizes S00 and S0 ...

Page 164: ...s of a lateral auxiliary switch block on the left or right side The tables below show the maximum number of auxiliary switch blocks which can be mounted on 3RT2 power contactors 3RH2 contactor relays and the available combination options according to the applicable standard Table 2 26 Auxiliary switch combination options 3RT2 power contactor 3RT2 power contactor according to DIN EN 50005 DIN EN 50...

Page 165: ...tandards DIN EN 50005 Definition of terminal designations however the order of the terminal designations and the positions of the contacts can be determined by the user DIN EN 50011 for contactor relays Defined order for terminal designations and position of contacts DIN EN 50012 for power contactors Defined order for terminal designations and position of contacts Note Standard DIN EN 50012 is no ...

Page 166: ...ays with a specified contact layout The number type and position of the contacts must be defined by means of an identification number and a subsequent code For 8 pole contactor relays the code E means that four NO contacts must be arranged in the bottom rear contact area Definition DIN EN 50012 DIN EN 50012 defines the terminal designations and identification numbers for the auxiliary contacts of ...

Page 167: ...ts according to DIN EN 50005 The identification numbers on the auxiliary switch blocks only apply to the attached auxiliary switch blocks Fully mounted 8 pole 3RH22 contactor relays are also available the 4 pole auxiliary switch block on the second level cannot be removed The terminal designations comply with DIN EN 50011 Time delayed auxiliary contacts The 3RA28 function modules are available for...

Page 168: ...ush the auxiliary switch block up and pull it forward to remove it from the contactor Note The procedure for mounting disassembling the 1 pole auxiliary switch block on the front is the same Mounting the lateral auxiliary switch size S0 Step Operating instruction Image 1 Attach the lateral auxiliary switch to the contactor and snap it on Note The laterally mountable auxiliary switch blocks accordi...

Page 169: ...em Manual 01 2011 A8E56203870002 03 169 Disassembling the lateral auxiliary switch size S0 Step Operating instruction Image 1 Release the lateral auxiliary switch by pressing the chequered areas on the auxiliary switch down 2 Remove the auxiliary switch from the side of the contactor ...

Page 170: ...e location where the source of interference originated i e at the contactor coil This prevents overvoltages from occurring directly at the place of origin and protects the electronic components which are sensitive to voltage too It also prevents the capacitive coupling of interfering signals with the control cables of electronic circuits Types of attenuation The following RC circuit elements are c...

Page 171: ...ey are most suited Table 2 29 Mode of operation and preferred applications of surge suppressors Surge suppressor Suitable for Control voltage Overvoltage is limited Effect Advantages disadvantages Preferred application Advantag es Simple implementation Reliable Non critical dimensioning Low induction voltage Noise suppress ion freew heel diode DC To 0 7 V OFF delay becomes considerably longer 6 to...

Page 172: ...Suitable for most standard applications e g in the SIMATIC environment Advantag es RF attenuation Well suited to AC voltage Attenuation independent of levels RC elements AC DC According to dimensionin g OFF delay remains unchanged Rates of rise of voltage are attenuated Disadvan tages High inrush current Sensitive to harmonics With critical operating times 1 The drop out speed falls to zero once o...

Page 173: ...ithout and with overvoltage attenuation Coil without RC circuit 86S 9 W V 86S Figure 2 27 Disconnection of a contactor coil without RC circuit Oscillogram of the disconnection of a contactor relay coil the coil does not have an RC circuit Shower discharges are clearly visible voltage peaks up to around 4 kV Once the disconnection process has started the shower discharges occur for about 250 μs aft...

Page 174: ...way to those seen with the magnet coil without an RC circuit but they do not last as long overall Unlike an RC element varistors do not reduce the rate of the voltage rise Varistors can be used for DC and AC operated contactors Note Varistors extend the contactor s OFF time by around 2 to 5 ms 86S 9 W V 86S Figure 2 28 RC circuit with varistor AC DC operation Voltage peaks still occur They are tru...

Page 175: ...is way the RC circuit protects special dv dt sensitive output stages from unintentional connection Note RC elements which have been selected correctly only have a minor influence on the contactors switching times OFF delay of under 1 ms W PV 86S 8 6S 9 Figure 2 29 RC circuit with RC element AC DC operation The capacitor reduces the amplitude and the rate of rise of the switching overvoltage Shower...

Page 176: ... example From a technical point of view it only makes sense to use freewheel diodes up to a power of 5 5 kW For higher power ratings we recommend an RC circuit with a diode combination 9 86S 9 W V 86S Figure 2 30 RC circuit with diode DC operation Advantage No overvoltages occur during the switch off process The diode blocks at 0 6 V Disadvantage The diode can only be used for DC operation The con...

Page 177: ...s that switching overvoltages will no longer occur the diode combination limits the voltage to 10 V Note The use of a diode combination does however extend the switch off delay the OFF time by a factor of 2 to 6 The diagram below shows the voltage characteristic for the contactor relay magnet coil with an RC circuit from the graphic named Disconnection of a contactor coil without RC circuit with a...

Page 178: ...ach the surge suppressor onto the front of the contactor Codes help you to identify which is the correct way up when inserting the device Note There is sufficient space to mount the surge suppressor next to an auxiliary switch block Mounting a surge suppressor size S0 Table 2 31 Mounting the surge suppressor size S0 Step Operating instruction Image 1 Open the cover on the front panel of the contac...

Page 179: ... compliant design Increased operational reliability Since the EMC suppression module achieves a significant reduction in radio frequency components and the voltage level in three phases the contact durability is extended considerably This makes an important contribution towards enhancing the reliability and availability of the system as a whole Omission of fine graduation There is no need for fine...

Page 180: ...gure 2 32 EMC suppression module circuit diagram 2 7 4 2 Configuration Selection aid When motors or various inductive loads are disconnected a counter source voltage is generated This can lead to voltage peaks of up to 4 000 V with a frequency spectrum from 1 kHz to 10 MHz and a rate of voltage variation from 0 1 to 20 V ns 9 9 9 V W Figure 2 33 Counter source voltage without RC circuit Capacitive...

Page 181: ...een versions of the EMC suppression module EMC suppression module Preferred application 9 9 V W 9 RC circuit For reducing the rate of rise For RF attenuation The values have been selected such that effective interference suppression can be achieved across a broad spectrum 9 9 V W 9 Varistor circuit The varistor circuit can absorb a high level of energy and can be used for frequencies ranging from ...

Page 182: ...able 2 34 Mounting the EMC suppression module size S00 Step Operating instruction Image 1 Attach both hooks of the EMC suppression module onto the underside of the contactor 2 Tilt the EMC suppression module up until its pins are securely located in the contactor s terminal openings 3 Screw the EMC suppression module tight with a screwdriver ...

Page 183: ...2 Configuration The OFF delay device operates without external voltage on a capacitive basis and can be energized with either AC or DC 24 V version for DC operation only Voltage matching is only required for AC operation and is performed using a rectifier bridge A contactor opens after a delay when the capacitors integrated in the OFF delay device are switched in parallel to the contactor s magnet...

Page 184: ...e OFF delay device tight into the designated drill holes diagonally Snapping onto DIN rail snap on mounting OFF delay devices of sizes S00 and S0 can be snapped onto a 35 mm DIN rail The illustrations below show how to snap OFF delay devices onto off a DIN rail Table 2 37 Mounting disassembling sizes S00 and S0 snap on mounting Step Operating instruction Image 1 Position the device on the top edge...

Page 185: ...able 2 38 Versions of the mechanical latch Design of the mechanical latch Order number 24 V AC DC 3RT2926 3AB31 110 V AC DC 3RT2926 3AF31 230 V AC DC 3RT2926 3AP31 2 7 6 2 Mounting Disassembly Table 2 39 Mounting the mechanical latch Step Operating instruction Image 1 2 When snapping on the switch position indicator s rod must be unlocked Unlock the rod by pressing on the switch position indicator...

Page 186: ...ccessories SIRIUS Innovations 186 System Manual 01 2011 A8E56203870002 03 Table 2 40 Disassembling the mechanical latch Step Operating instruction Image 1 Release the mechanical latch 2 3 4 Unlock the mechanical latch and remove it from the contactor ...

Page 187: ...rnating and direct current it can be activated and deactivated electrically and manually The illustrations below show how to operate the mechanical latch manually Table 2 41 Operating the mechanical latch Step Operating instruction Image 1 To activate the latch press the left plunger 2 To deactivate it press the right plunger It can only be unlocked if the contactor coil is not excited ...

Page 188: ...tors with a 230 V AC drive is 3 mA at higher residual currents the contactors will not drop out The additional load module is used to ensure that size S00 contactors which are directly controlled via 230 V AC semiconductor outputs are disconnected safely by programmable logic controllers The additional load module also performs the function of an overvoltage attenuation circuit Technical data Rate...

Page 189: ...ze S00 manually during commissioning load free switching The module is used to check the wiring and the motor direction of rotation under conditions of short circuit protection 2 7 8 2 Mounting CAUTION Disconnect the contactor from the power supply before you attach or remove the control kit Only use the control kit for test purposes during commissioning Table 2 42 Mounting the control kit Step Op...

Page 190: ...r the contactor are galvanically isolated An LED indicates the switching state of the coupling link The 3RH2924 1GP11 coupling link features an integrated surge suppressor varistor for the contactor coil being switched Scope of supply The following components ship with the 3RH2924 1GP11 coupling link Coupling link 3RT2926 4RA11 coil terminal module with coil terminal from above screw type connecti...

Page 191: ...te The 3RT2926 4R coil terminal module must be mounted before you can attach the coupling link CAUTION Before mounting the coupling link disconnect the voltage from L1 to L3 Step Operating instruction Image 1 Attach the coupling link to the coil terminal module using the two integrated mounting pins 2 Screw the coupling link tight with a screwdriver ...

Page 192: ...y module can be used for voltages of 24 to 240 V AC DC The LEDs are switched on a bidirectional basis in order to ensure they are protected against polarity reversal With AC control both LEDs light up and with DC control just one LED lights up depending on the polarity 2 7 10 2 Mounting The LED display indicator module is snapped into the location hole on the front of the contactor in place of the...

Page 193: ... 45 Versions of the solder pin connection Version of the solder pin connection Order number Without auxiliary switch block 3RT1916 4KA1 With auxiliary switch block 3RT1916 4KA2 Solder pin connection can be used For motor contactors and contactor relays in size S00 For contactors in size S00 with an attached 4 pole auxiliary switch block For the reversing wiring of S00 contactors in this case the r...

Page 194: ...g for DIN rail mounting 3 Insert the solder pin connections into the screw connections at the top and bottom of the contactor 4 5 Fold the solder pin adapters down up onto the contactor and screw them tight with a screwdriver Mounting on a contactor of size S00 with an attached 4 pole auxiliary switch block Step Operating instruction Image 1 Insert the solder pin connections into the openings prov...

Page 195: ...res the coil wiring is correct for 3RT102 contactors e g for retrofitting a 3RT10 device The coil terminal module is available in the following versions Table 2 46 Versions of the coil terminal module Connection system Design of the coil terminal module Order number Coil terminal from above 3RT2926 4RA11 Coil terminal from below 3RT2926 4RB11 Screw connection Coil terminal diagonal 3RT2926 4RC11 C...

Page 196: ...47 Mounting the coil terminal module Step Operating instruction Image 1 Attach the coil terminal module onto the contactor from above until it engages 2 Open the cover on the front panel of the contactor 3 Thread the conductor from above into coil terminal A1 of the contactor 4 Lay the conductor in the cable duct 5 Thread the conductor from below into coil terminal A2 of the contactor 6 Close the ...

Page 197: ... with a ring cable lug connection system the SIRIUS modular system features attachable cover caps for ensuring touch protection finger safety according to IEC 61140 Both line side and output side covers are available Table 2 48 Versions of the cover for the ring cable lug Size Order number S00 3RT2916 4EA13 S0 3RT2926 4EB13 Figure 2 35 3RT2 power contactor with ring cable lug cover size S0 ...

Page 198: ...tentionally operated manually is available as an accessory for such applications It is a transparent molded plastic cap with a clip that enables the contactor to be sealed 2 7 14 2 Mounting Mounting the sealable cover Table 2 49 Contactor size S00 with sealable cover Step Operating instruction Image 1 Attach the loose molded plastic cap into the location hole on the contactor 2 Insert the clip int...

Page 199: ...0 and S0 with screw type connection systems Table 2 50 Versions of the 3 phase infeed terminal Size Order number S00 3RA2913 3K S0 3RV2925 5AB 2 7 15 2 Mounting Table 2 51 Mounting the 3 phase infeed terminal size S00 Step Operating instruction Image 1 Insert the pins of the 3 phase infeed terminal into the contactor s terminal openings from above until they are securely in position 2 Screw the 3 ...

Page 200: ...stance and their inductive interactions The ohmic resistance is primarily generated by the contact resistance at the contacts the value of which can vary as a result of erosion and oxidation This means that the current distribution is neither even nor stable Individual current paths may be overloaded and the overload releases or relays will trip too early tripping error Permanent load with paralle...

Page 201: ...ing capacity 12 x Ie utilization category AC 4 ಿH ຘ ಿH ຘ ಿಿ H ຘ ಿಿ H ຘ ಿಿ H ຘ ಿಿ H ຘ Breaking capacity 10 x Ie utilization category AC 4 ಿe ຘ ಿH ຘ ಿಿ H ຘ ಿಿ H ຘ ಿಿ H ຘ ಿಿ H ຘ 2 7 16 3 Mounting The parallel switching connectors of size S00 can all be reduced by one pole The illustration below shows an example of how to mount the 3 pole parallel switching connector with connection terminal to a cont...

Page 202: ... required The link module for 2 contactors in series is available in the following versions Table 2 55 Versions of the link module Size Order number S00 3RA2916 1A S0 3RA2926 1A 2 7 17 2 Mounting Table 2 56 Mounting the link module for 2 contactors in series size S00 Step Operating instruction Image 1 Insert the pins of the link module into the contactor s terminal openings from above until they a...

Page 203: ...ep Operating instruction Image 3 Position the contactors connected in series via the link module on the top edge of the DIN rail and press them down until they snap onto the bottom edge of the DIN rail 4 Screw the link module tight on both contactors with a screwdriver Note The procedure is the same for contactors of size S0 ...

Page 204: ...ersions of the link module for motor starter protector contactor Connection system Version of the link module Order number Motor starter protector contactor in size S00 3RA1921 1D Motor starter protector contactor in size S0 AC 3RA2921 1A Screw type Motor starter protector contactor in size S0 DC 3RA2921 1B Motor starter protector contactor in size S00 3RA2911 2A Spring loaded Motor starter protec...

Page 205: ...ic timer Version Adjustable time range Order number Circuit diagrams 0 1 to 30 s 3RT2926 2PA01 With ON delay 1 to 60 s 3RT2926 2PA11 0 1 to 30 s 3RT2926 2PR01 With OFF delay 1 to 60 s 3RT2926 2PR11 The pneumatic delay block is used if electronic components are not desirable or in the absence of a control supply voltage 2 7 19 2 Mounting Disassembly Table 2 59 Mounting the pneumatic timer Step Oper...

Page 206: ...move it from the contactor Note The pneumatic delay block is attached on the front of the contactors and its auxiliary contacts take the form of 1 NO contact and 1 NC contact If the pneumatic timer is mounted on a contactor no other auxiliary contacts are permitted 2 7 19 3 Operation Table 2 61 Operating the pneumatic timer Step Operating instruction Figure 1 Set the required time range 2 Press th...

Page 207: ...ircuit and the control circuit of basic device 3RT2 2 Auxiliary switch blocks which can be mounted on the front and side The insulating stop is for contactors with spring loaded connections In the case of conductors with a small conductor cross section 1mm2 it ensures that the conductor insulation is not clamped with the rest of the cable An insulating stop unit comprises 5 pairs of terminals whic...

Page 208: ...d S0 3RT1900 4RE01 Plug for contactor S00 3RT1916 4RD01 Adapter for contactor S0 3RT1926 4RD01 Adapter for contactor The terminal module can be used to connect contactors with screw connections in size S00 or S0 to a motor 2 7 21 2 Mounting Mounting the terminal module for contactors with screw connections Table 2 64 Mounting the terminal module for contactors size S00 with screw connections Step ...

Page 209: ...2 7 Accessories SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 209 Note Proceed in the same way to mount the terminal module on size S0 contactors Note Replace the contactor and the adapter together when end of service life is reached ...

Page 210: ...e or IO Link communication solutions and are plugged into 3RT2 0CC0 power contactors with communication capability The function modules are available for the following contactors and contactor assemblies Table 2 65 Overview 3RA27 function modules AS Interface IO Link Direct on line start 3RA2712 AA00 3RA2711 AA00 Reversing start 3RA2712 BA00 3RA2711 BA00 Star delta wye delta start 3RA2712 CA00 3RA...

Page 211: ...olid state time delay auxiliary switches 3RA281 W10 With ON delay or OFF delay without auxiliary voltage Solid state timing relays with semiconductor output 3RA2811 CW10 and 3RA2812 DW10 With ON delay or OFF delay with auxiliary voltage Star delta wye delta function module 3RA2816 0EW20 Complete module kit for star delta wye delta start Reference More information Can be found in the chapter titled...

Page 212: ...ction system Size Order number S00 3RA2913 2AA1 Screw connection S0 3RA2923 2AA1 S00 3RA2913 2AA2 Spring loaded connection S0 3RA2923 2AA2 Electrical interlock The assembly kit for contactors size S00 and S0 with screw type connections contains wiring modules for connecting the main and control current paths The assembly kit for contactors size S00 with screw type connections contains wiring modul...

Page 213: ...tactor assembly with screw type connection size S00 Step Operating instruction Figure 1 Pull the adhesive label off the nameplate on the right hand side of contactor Q11 2 Insert the mechanical interlock into the opening on the right hand side of the contactor 3 Pull the adhesive label off the nameplate on the left hand side of contactor Q12 4 Insert the connecting clips into the openings on the c...

Page 214: ...e reversing contactor assembly in size S0 and explain the assembly procedure The mechanical interlock and the connecting clips are mounted in the same way as described for size S00 with screw type connection Table 2 68 Assembling the reversing contactor assembly with screw type connection size S0 Step Operating instruction Figure 1 2 Attach the wiring modules for connecting the main current paths ...

Page 215: ...same way as described for size S00 with screw type connection Table 2 69 Assembling the reversing contactor assembly with spring loaded connection size S00 Step Operating instruction Figure 1 Attach the wiring modules for connecting the main current paths to the contactors from above 2 Attach the wiring modules for connecting the control current paths to the contactors from above 3 Attach the wiri...

Page 216: ...me way as described for size S00 with screw type connection Table 2 70 Assembling the reversing contactor assembly with spring loaded connection size S0 Step Operating instruction Figure 1 2 Attach the wiring modules for connecting the main current paths to the contactors from above and below 3 For connecting the control current paths strip the conductors and push them into the contactor terminals...

Page 217: ...the 4 pole reversing contactor assembly with screw type connection size S0 Step Operating instruction Figure 1 2 Remove the 4th pin from one of the two contacts by releasing the snap hooks 3 Attach the 4th pin to the other side of the same contactor by hooking it into the openings on the contactor and snapping the pin to the contactor 4 Insert the connecting clips into the openings on contactor Q1...

Page 218: ...IUS Innovations 218 System Manual 01 2011 A8E56203870002 03 Step Operating instruction Figure 6 Connect contactors Q11 and Q12 together Note As there are no wiring kits for 4 pole reversing contactor assemblies the main and control circuits are wired using a cable ...

Page 219: ...nues to be possible Accordingly the scope of supply of the assembly kit includes the wiring modules for the control circuit wiring these are not required if function modules are being used Assembly kit for 3RA24 contactor assembly for star delta wye delta start The assembly kit for customer assembly of the 3RA24 contactor assembly for star delta wye delta start comprises the following components a...

Page 220: ...nction modules for connection to the automation level they are fitted with terminals for connection to AS Interface 3RA2711 or IO Link 3RA2712 Note If the contactor assembly for star delta wye delta start is built using communication capable 3RA27 function modules a 3RT2 0CC0 contactor with communication connection must be used only the basic module s contactor has to be a communication capable co...

Page 221: ...g instructions 1 to 6 show how to assemble the contactors using the components supplied in the assembly kit Assembling the contactor assembly for star delta wye delta start with screw type connection size S0 Table 2 73 Assembling the contactor assembly for star delta wye delta start with screw type connection size S0 Step Operating instruction Figure 1 Pull the adhesive label off the nameplate on ...

Page 222: ... Q13 The wiring modules for connecting the control current paths are not needed to build a contactor assembly for star delta wye delta start with function modules 8 Attach the wiring module for the neutral bridge to contactor Q12 from above 9 Attach the wiring modules for connecting the main current paths to contactors Q13 and Q12 from below 10 Screw the wiring modules tight with a screwdriver 11 ...

Page 223: ...mblies from individual components the function modules take over the tasks associated with control circuit wiring and the timing relay The wiring modules for connecting the control current paths are not required Step Operating instruction Figure 1 Check that the locking slide is engaged in the topmost position 2 3 Remove the interface connection from the slot by lifting it up and out 4 Attach the ...

Page 224: ...gure 5 Push the locking slide down with a screwdriver until it engages 6 7 Insert the coded module connector into the slot in the correct position from above until the module connector engages in the locking mechanism Note The function modules are mounted on the contactor assemblies for star delta wye delta start described below as previously described ...

Page 225: ...e same way as described for size S0 with screw type connection Table 2 74 Assembling the contactor assembly for star delta wye delta start with screw type connection size S00 Step Operating instruction Figure 1 Break the wiring module apart The wiring modules for connecting the control current paths are not needed to build a contactor assembly for star delta wye delta start with function modules 2...

Page 226: ... Step Operating instruction Figure 1 Attach the wiring module for the neutral bridge to contactor Q12 from above The wiring modules for connecting the control current paths are not needed to build a contactor assembly for star delta wye delta start with function modules 2 Attach the wiring module for connecting the main current paths to contactors Q11 and Q13 from above 3 Attach the wiring module ...

Page 227: ... are plugged in in the same way as described for size S0 with screw type connection Table 2 76 Assembling the contactor assembly for star delta wye delta start with spring loaded connection size S0 Step Operating instruction Figure 1 Attach the wiring module for the neutral bridge to contactor Q12 from above 2 Attach the wiring module for connecting the main current paths to contactors Q11 and Q13...

Page 228: ... 1 VDE 0660 Part 200 Data applies to integrated auxiliary contacts and contacts in the auxiliary switch blocks for contactors size S00 and S0 Rated insulation voltage Ui pollution degree 3 V 690 Conventional thermal current Ith Rated operational current Ie AC 12 A 10 AC load Rated operational current Ie AC 15 AC 14 24 V A 101 110 V A 101 125 V A 101 220 V A 101 230 V A 101 380 V A 3 400 V A 3 500 ...

Page 229: ...2 60 V A 2 110 V A 1 125 V A 1 220 V A 0 3 440 V A 0 14 at rated operational voltage Ue 600 V A 0 1 Contact reliability at 17 V 1 mA acc to DIN EN 60947 5 4 Frequency of contact faults 10 8 i e 1 fault per 100 million operating cycles 1 Integrated auxiliary contacts size S0 and contacts in the auxiliary switch blocks for contactors size S00 and S0 6 A 2 Contacts in auxiliary switch blocks for cont...

Page 230: ...act service life of main contacts Size S00 The characteristic curves show the contact service life of contactors when switching resistive and inductive three phase loads AC 1 AC 3 as a function of breaking current and rated operational voltage This requires operating mechanisms that switch at random i e not synchronized with the phase angle of the supply system The rated operational current Ie in ...

Page 231: ...U W SH 57 57 bN b bN N N Legend for formula X Contact service life for mixed operation in operating cycles A Contact service life for normal operation Ia Ie in operating cycles B Contact service life for inching Ia multiple of Ie in operating cycles C Proportion of inching operations as a percentage of all operations Legend for diagram PN Rated power of squirrel cage motors at 400 V Ia Breaking cu...

Page 232: ...les 5 million Electrical durability 1 Rated insulation voltage Ui pollution degree 3 V 690 Rated impulse withstand voltage Uimp kV 6 Protective separation between coil and main contacts acc to DIN EN 60947 1 Annex N V 400 Mirror contacts 3RT201 3RT231 removable auxiliary switch block Yes in the basic device as well as between the basic device and the snap on auxiliary switch block in accordance wi...

Page 233: ... protection for contactors without overload relay Type 3RT2015 3RT2016 3RT2017 3RT2018 Size S00 Short circuit protection for contactors without overload relay Main circuit Fuse links gL gG NH 3NA DIAZED 5SB NEOZED 5SE acc to IEC 60 947 4 1 DIN EN 60 947 4 1 Type of coordination 1 A 35 50 Type of coordination 2 A 20 25 Weld free3 A 10 Miniature circuit breakers up to 230 V with C characteristic sho...

Page 234: ... ϕ 0 25 0 25 AC operation 50 Hz USA Canada Switch on power VA 26 4 36 cos ϕ at switch on power 0 81 0 8 Holding power VA 4 4 5 9 cos ϕ at holding power 0 24 AC operation 60 Hz USA Canada Switch on power VA 31 7 43 cos ϕ at switch on power 0 81 0 8 Holding power VA 4 8 6 5 cos ϕ at holding power 0 25 DC operation Switch on power holding power W 4 Permissible residual current of electronics with 0 s...

Page 235: ... 14 4 15 DC operation at 0 85 to 1 1 x Us Closing delay ms 30 to 100 Opening delay ms 7 to 13 Arcing time ms 10 to 15 Switching times at 1 0 x Us 1 AC operation Closing delay ms 9 5 to 24 9 to 22 Opening delay ms 4 to 14 4 5 to 15 DC operation Closing delay ms 35 to 50 Opening delay ms 7 to 12 1 The OFF delay times of the NO contacts and the ON delay times of the NC contacts increase if the contac...

Page 236: ...operational current Ie At 40 C up to 690 V A 18 22 At 60 C up to 690 V A 16 20 Rated powers of three phase current loads1 cos ϕ 0 95 at 60 C 230 V kW 6 3 7 5 400 V kW 11 13 500 V kW 13 8 17 690 V kW 19 22 Minimum conductor cross section for loads with Ie At 40 C mm2 2 5 At 60 C mm2 2 5 Utilization category AC 2 and AC 3 Rated operational currents Ie 400 V A 7 9 12 16 440 V A 7 9 11 15 500 V A 6 7 ...

Page 237: ...2 6 4 1 4 1 5 5 Rated operational currents Ie 690 V A 1 8 3 3 3 3 4 4 At 230 V kW 0 67 1 1 1 1 1 5 400 V kW 1 15 2 2 2 5 500 V kW 1 45 2 2 3 Rated powers of squirrel cage motors at 50 Hz and 60 Hz 690 V kW 1 15 2 5 2 5 3 5 Utilization category AC 5a switching of gas discharge lamps inductive ballast Per main current path at 230 V Uncorrected rated power per lamp rated operational current per lamp ...

Page 238: ...2 A Qty 10 14 L 80 W 7 0 μF 0 49 A Qty 6 9 With solid state ballast4 single lamp L 18 W 6 8 μF 0 10 A Qty 49 63 84 112 L 36 W 6 8 μF 0 18 A Qty 27 35 46 62 L 58 W 10 μF 0 29 A Qty 16 21 28 38 L 80 W 10 μF 0 43 A Qty 11 14 19 26 With solid state ballast4 two lamp L 18 W 10 μF 0 18 A Qty 27 2 x 27 lamps 35 2 x 35 lamps 46 2 x 46 lamps 62 2 x 62 lamps L 36 W 10 μF 0 35 A Qty 14 2 x 14 lamps 18 2 x 18...

Page 239: ... 230 V kVA 1 1 3 2 2 5 400 V kVA 1 6 2 3 3 5 4 4 500 V kVA 2 2 3 1 4 6 5 5 For inrush current n 30 690 V kVA 2 9 4 6 7 6 For deviating inrush current factors x the power must be recalculated as follows Px Pn 30 30 x 1 The OFF delay times of the NO contacts and the ON delay times of the NC contacts increase if the contactor coils are attenuated against voltage peaks suppression diode 6x to 10x diod...

Page 240: ...40 V A 0 42 0 6 1 current path 600 V A 0 42 0 6 Up to 24 V A 15 20 60 V A 15 20 110 V A 8 4 12 220 V A 1 2 1 6 440 V A 1 6 0 8 2 current paths in series 600 V A 0 5 0 7 Up to 24 V A 15 20 60 V A 15 20 110 V A 15 20 220 V A 15 20 440 V A 0 9 1 3 3 current paths in series 600 V A 0 7 1 Utilization category DC 3 and DC 5 shunt wound and series wound motors L R 15 ms Rated operational current Ie at 60...

Page 241: ...0 V A 0 14 0 2 Switching frequency Switching frequency z in operating cycles hour No load switching frequency AC h 1 10000 Contactors without overload relay No load switching frequency DC h 1 10000 Rated operation AC 1 AC DC h 1 1000 AC 2 AC DC h 1 750 AC 3 AC DC h 1 750 Dependency of switching frequency z on operational current I and operational voltage U z z Ie I 400 V U 1 5 1 h AC 4 AC DC h 1 2...

Page 242: ... 0 5 to 4 Finely stranded with end sleeve mm2 2 x 0 5 to 2 5 2 x 0 5 to 2 5 Finely stranded without end sleeve mm2 2 x 0 5 to 2 5 2 x 0 5 to 2 5 1 wire or 2 wire connection possible AWG cables solid or stranded AWG 2 x 20 to 12 2 x 20 to 12 Main and auxiliary conductors Ring cable lug connection Connection screw M3 Pozidriv size PZ 2 Operating tool mm 5 6 Tightening torque Nm 0 8 to 1 2 mm d2 min ...

Page 243: ... 3RT20 K40 Basic device 10 million Basic device with snap on auxiliary switch block 10 million Mechanical durability Solid state compatible auxiliary switch block Opera ting cycles 5 million Electrical durability 1 Rated insulation voltage Ui pollution degree 3 V 690 Rated impulse withstand voltage Uimp kW 6 Protective separation between coil and main contacts acc to DIN EN 60947 1 Annex N V 400 M...

Page 244: ...t service life of auxiliary and main contacts 2 Conductor cross sections are listed in the table titled Conductor cross sections 3RT202 Table 2 85 Short circuit protection for 3RT202 contactors without overload relay Type 3RT2023 3RT2024 3RT2025 3RT2026 3RT2027 3RT2028 Size S0 Short circuit protection for contactors without overload relay Main circuit Fuse links gL gG NH 3NA DIAZED 5SB NEOZED 5SE ...

Page 245: ... 82 0 82 Holding power VA 8 5 9 8 cos ϕ 0 25 0 25 AC operation 50 60 Hz standard version Switch on power VA 68 67 81 79 cos ϕ 0 72 0 74 0 72 0 74 Holding power VA 9 1 7 4 10 5 8 5 cos ϕ 0 25 0 28 0 25 0 28 AC operation 50 Hz USA Canada Switch on power VA 65 77 cos ϕ 0 82 0 82 Holding power VA 8 5 9 8 cos ϕ 0 25 0 25 AC operation 60 Hz USA Canada Switch on power VA 73 87 cos ϕ 0 76 0 76 Holding pow...

Page 246: ...ontacts and the ON delay times of the NC contacts increase if the contactor coils are attenuated against voltage peaks varistor 2 ms to 5 ms diode combination 2x to 6x Table 2 87 Actuation 3RT202 NB3 3RT202 NF3 3RT202 NP3 contactors Type 3RT202 NB3 3RT202 NF3 3RT202 NP3 Size S0 Actuation Magnet coil operating range AC DC 0 7 to 1 3 x US Magnet coil power input for cold coil and 1 0 x US AC operati...

Page 247: ...lay ms 30 45 35 45 35 50 DC operation Closing delay ms 60 75 50 70 50 75 Opening delay ms 30 45 35 45 40 50 Arcing time ms 10 Switching times at 1 0 x Us 1 AC operation Closing delay ms 65 80 50 70 60 80 Opening delay ms 30 45 35 45 30 50 DC operation Closing delay ms 60 80 56 70 60 80 Opening delay ms 30 45 35 45 30 50 1 The OFF delay times of the NO contacts and the ON delay times of the NC cont...

Page 248: ...9 12 17 22 32 35 500 V A 6 8 12 4 17 18 32 32 Rated operational currents Ie 690 V A 6 7 9 13 13 21 21 Up to 110 V kW 1 1 1 5 2 2 3 4 4 230 V kW 3 3 4 5 5 7 5 7 5 400 V kW 4 5 5 7 5 11 15 18 5 500 V kW 4 7 5 10 11 18 5 18 5 Rated powers of slip ring or squirrel cage motors at 50 Hz and at 60 Hz 660 V 690 V kW 5 5 7 5 11 11 18 5 18 5 Thermal load capacity 10 s current2 A 80 110 150 200 260 300 Power...

Page 249: ...rge lamps with correction Per main current path at 230 V Rated power per lamp capacitance rated operational current per lamp L 18 W 4 5 μF 0 11 A Qty 37 41 61 78 93 L 36 W 4 5 μF 0 21 A Qty 30 30 51 71 71 L 58 W 7 0 μF 0 32 A Qty 20 20 33 46 46 Shunt compensation with inductive ballast L 80 W 7 0 μF 0 49 A Qty 13 13 22 30 30 L 18 W 6 8 μF 0 10 A Qty 105 119 175 224 266 L 36 W 6 8 μF 0 18 A Qty 58 ...

Page 250: ...V kV A 6 6 11 7 17 7 For inrush current n 30 690 V kV A 9 1 15 5 24 5 For deviating inrush current factors x the power must be recalculated as follows Px Pn30 30 x Utilization category AC 6b switching low inductance low loss metallized dielectric AC capacitors Rated operational currents Ie Up to 400 V A 5 8 10 8 15 At 230 V kvar 2 5 10 8 6 400 V kvar 4 4 10 4 500 V kvar 4 7 4 10 4 Rated powers for...

Page 251: ...n and spring loaded connection Screw connection and spring loaded connection Screw connection and spring loaded connection Type Integrated or snap on auxiliary switch block Integrated or snap on auxiliary switch block Laterally mountable auxiliary switch block Size S00 S0 S00 S0 CSA and UL rated data for auxiliary contacts Rated voltage V AC 600 600 600 Switching capacity A 600 Q 600 A 600 Q 600 A...

Page 252: ...tching resistive loads L R 1 ms Rated operational current Ie at 60 C Up to 24 V A 35 60 V A 20 110 V A 4 5 220 V A 1 440 V A 0 4 1 current path 600 V A 0 25 Up to 24 V A 35 60 V A 35 110 V A 35 220 V A 5 440 V A 1 2 current paths in series 600 V A 0 8 Up to 24 V A 35 60 V A 35 110 V A 35 220 V A 35 440 V A 2 9 3 current paths in series 600 V A 1 4 Utilization category DC 3 and DC 5 shunt wound and...

Page 253: ...0 V A 10 440 V A 0 6 3 current paths in series 600 V A 0 6 Switching frequency Switching frequency z in operating cycles hour No load switching frequency AC h 1 5000 Contactors without overload relay No load switching frequency DC h 1 1500 AC 1 AC DC h 1 1000 AC 2 AC DC h 1 1000 750 AC 3 AC DC h 1 1000 750 Dependency of switching frequency z on operational current I and operational voltage U z z I...

Page 254: ...v size PZ 2 Tightening torque Nm lb in 2 to 2 5 18 to 22 lb in Auxiliary conductor Conductor cross section Solid stranded mm2 2 x 0 5 to 1 5 1 2 x 0 75 to 2 5 1 acc to IEC 60947 Finely stranded with end sleeve mm2 2 x 0 5 to 1 5 1 2 x 0 75 to 2 5 1 Solid or stranded AWG 2 x AWG 2 x 20 to 16 1 2 x 18 to 14 1 Connection screws M3 Tightening torque Nm lb in 0 8 to 1 2 7 to 10 3 lb in Main conductor S...

Page 255: ... used to provide additional insulation for the ring cable lugs 1 Application temperature 55 C 155 C UL 224 approved Flame protected Auxiliary conductor Connection screw M3 Pozidriv size PZ 2 Operating tool 5 to 6 Tightening torque Nm 0 8 to 1 2 Usable ring cable lugs mm d2 min 3 2 mm d3 min 7 5 DIN 46237 with insulating sleeve JIS C2805 type RAV with insulating sleeve JIS C2805 type RAP with insul...

Page 256: ...three phase motors at 60 Hz 575 V hp 5 7 5 10 10 Short circuit protection1 contactor or overload relay At 600 V kA 5 Fuse class RK5 A 40 Circuit breakers with overload protection acc to UL 489 A 50 Combination motor controller type E to UL 508 Type A At 480 V kA Type A At 600 V kA 1 For more detailed information about short circuit values e g for protection against high short circuit currents see ...

Page 257: ...uit protection1 contactor or overload relay At 600 V kA 5 Fuse class RK5 A 45 45 45 70 110 110 Circuit breakers with overload protection acc to UL 489 A 70 70 70 100 100 100 Combination motor controller type E to UL 508 Type 3RV202 A 2 At 480 V kA 2 Type 3RV202 A 2 At 600 V kA 2 1 For more detailed information about short circuit values e g for protection against high short circuit currents see th...

Page 258: ... insulation voltage Ui pollution degree 3 V 690 Operation C 25 60 Permissible ambient temperature Storage C 55 80 Degree of protection to EN 60947 1 Annex C Device IP20 IP20 terminal compartment IP00 Touch protection acc to DIN EN 50274 Finger safe 1 Corresponding to the relevant 3 pole 3RT2 contactors Table 2 95 Short circuit protection for contactors without overload relay 3RT231 and 3RT232 cont...

Page 259: ...er input for cold coil and 1 0 x US AC operation 50 Hz standard version Switch on power VA 77 cos ϕ 0 82 Holding power VA 9 8 cos ϕ 0 25 AC operation 50 60 Hz standard version Switch on power VA 27 24 3 37 33 81 79 cos ϕ 0 8 0 75 0 8 0 75 0 72 0 74 Holding power VA 4 2 3 3 5 7 4 4 10 5 8 5 cos ϕ 0 25 0 25 0 25 0 25 0 25 0 28 AC operation 50 Hz USA Canada Switch on power VA 26 4 36 77 cos ϕ 0 81 0 ...

Page 260: ...times at 0 8 to 1 1 x US 1 Total break time opening delay arcing time AC operation Closing delay ms 9 to 35 8 to 33 9 to 38 8 to 40 Opening delay ms 3 5 to 14 4 to 15 4 16 4 to 16 DC operation Closing delay ms 30 to 100 30 to 100 50 to 170 Opening delay ms 7 to 13 7 to 13 15 to 17 5 Arcing time ms 10 to 15 10 Switching times at 1 0 x US 1 AC operation Closing delay ms 9 5 to 24 9 to 22 10 to 18 10...

Page 261: ...s cos ϕ 0 95 at 60 C 400 V kW 11 13 20 23 28 At 40 C mm2 2 5 10 Minimum conductor cross section for loads with Ie At 60 C mm2 2 5 10 Utilization category AC 2 and AC 3 Rated operational currents Ie at 60 C At 60 C up to 400 V A 9 12 17 At 230 V kW 3 4 Rated powers of slip ring or squirrel cage motors at 50 Hz and at 60 Hz 400 V kW 4 5 5 7 5 Table 2 98 Main circuit Current carrying capacity for dir...

Page 262: ...5 42 220 V A 16 20 30 35 42 4 current paths in series 440 V A 1 3 2 9 Utilization category DC 3 DC 5 shunt wound and series wound motors L R 15 ms Rated operational currents Ie at 60 C Up to 24 V A 16 20 60 V A 0 5 5 110 V A 0 15 2 5 220 V A 1 1 current path 440 V A 0 09 Up to 24 V A 16 20 30 35 42 60 V A 5 30 35 42 110 V A 0 35 15 220 V A 3 2 current paths in series 440 V A 0 27 Up to 24 V A 16 2...

Page 263: ...x 0 5 million Rated insulation voltage Ui pollution degree 3 V 690 Operation C 25 60 Permissible ambient temperature Storage C 55 80 Degree of protection to EN 60947 1 Annex C IP20 IP20 terminal compartment IP00 Touch protection acc to DIN EN 50274 Finger safe 1 Corresponding to the relevant 3 pole 3RT2 contactors Table 2 100 Short circuit protection for contactors without overload relay 3RT251 an...

Page 264: ... Main circuit Current carrying capacity for alternating current 3RT251 and 3RT252 contactors Type 3RT2516 3RT2517 3RT2518 3RT2526 Size S00 S0 Main circuit Current carrying capacity for alternating current Utilization category AC 1 switching resistive loads At 40 C up to 690 V A 18 22 22 40 Rated operational currents Ie At 60 C up to 690 V A 16 20 20 20 At 230 V kW 6 5 7 5 7 5 15 Rated powers of th...

Page 265: ... 5 220 V A 0 8 0 8 0 8 1 1 current path 440 V A 0 6 0 6 0 6 0 4 Up to 24 V A 16 20 20 35 60 V A 16 20 20 35 110 V A 12 12 12 35 220 V A 1 6 1 6 1 6 5 2 current paths in series 440 V A 0 8 0 8 0 8 1 Utilization category DC 3 DC 51 shunt wound and series wound motors L R 15 ms Rated operational currents Ie at 60 C Up to 24 V A 16 20 20 20 60 V A 0 5 0 5 0 5 5 110 V A 0 15 0 15 0 15 2 5 220 V A 0 75 ...

Page 266: ...r railway applications contactors without series resistor Switch on power W 2 8 4 5 Holding power W 2 8 4 5 Vertical mounting position Standard version 3RT202 3K 40 Special version required 3RT202 3K 44 0LA0 Special version required Where specifications have not been included the information and technical data for the standard contactors apply Table 2 105 Contactors with electronic drive Type 3RT2...

Page 267: ...Magnet coil operating range 0 7 to 1 25 x US Magnet coil power input with cold coil Switch on power holding power At US 17 V W 1 4 At US 24 V W 2 8 At US 30 V W 4 4 Permissible residual current of electronics with 0 signal 10 mA x 24 V US Magnet coil suppressor circuit Without overvoltage attenuation With diode Suppressor diode Switching times Switching on at 17 V ON delay NO ms 40 130 OFF delay N...

Page 268: ...wer at US 24 V W 1 6 Permissible residual current of electronics with 0 signal mA 8 mA x 24 V US Magnet coil suppressor circuit Diode varistor or RC element attachable Built in diode Suppressor diode Operating times for coupling relays Switching on at 20 5 V OFF delay NC ms 20 110 ON delay NO ms 30 120 At 24 V ON delay NO ms 25 90 OFF delay NC ms 15 80 At 44 V OFF delay NC ms 10 50 ON delay NO ms ...

Page 269: ...d main contacts acc to DIN EN 60947 1 Annex N V 400 Actuation Magnet coil operating range 0 7 to 1 25 x US At US 17 V W 1 4 2 3 24 V W 2 8 4 5 Magnet coil power input for cold coil Switch on power holding power 30 V W 4 4 7 Permissible residual current of electronics with 0 signal mA 10 mA x 24 V US 6 mA x 24 V US Magnet coil suppressor circuit Without overvoltage attenuation With diode Suppressor...

Page 270: ...cts acc to DIN EN 60947 1 Annex N V 400 Actuation Magnet coil power input for cold coil Switch on power holding power At US 24 V W 1 6 Permissible residual current vertical mounting position On request Magnet coil suppressor circuit Without overvoltage attenuation With diode Suppressor diode Operating times for coupling relays Switching on ON delay NO ms 30 120 At 20 5 V OFF delay NC ms 20 110 ON ...

Page 271: ...111 Positively driven operation of contacts in the case of 3RH2 contactor relays Type 3RH2 Size S00 Positively driven operation of contacts in the case of contactor relays 3RH2 Yes in the basic device and the auxiliary switch block as well as between the basic device and the snap on auxiliary switch block removable in accordance with Explanation There is positively driven operation if it is ensure...

Page 272: ...ral data Basic device 30 million 5 million Basic device with snap on auxiliary switch block 10 million Mechanical durability Solid state compatible auxiliary switch block Opera ting cycles 5 million Rated insulation voltage Ui pollution degree 3 V 690 Rated impulse withstand voltage Uimp kV 6 Protective separation between coil and contacts in basic device acc to DIN EN 60947 1 Annex N V 400 Operat...

Page 273: ...otection at Ik 1 kA Fuse links operating class gL gG DIAZED type 5SB A 10 NEOZED type 5SE A 10 Or miniature circuit breakers with C characteristic short circuit current Ik 400 A A 6 Table 2 115 CSA and UL rated data 3RH2 contactor relays Type 3RH21 3RH22 3RH24 Size S00 S00 CSA and UL rated data Basic devices and auxiliary switch blocks Rated control supply voltage V AC max 600 Rated voltage V AC 6...

Page 274: ...ly stranded with end sleeve mm2 2 x 0 5 to 2 5 Finely stranded without end sleeve mm2 2 x 0 5 to 2 5 AWG cables solid or stranded AWG 2 x 20 to 12 Auxiliary conductor connections for auxiliary switch block mounted on the front Solid mm2 2 x 0 5 to 2 5 Finely stranded with end sleeve mm2 2 x 0 5 to 1 5 Finely stranded without end sleeve mm2 2 x 0 5 to 1 5 AWG cables solid or stranded AWG 2 x 20 to ...

Page 275: ... AC operation 60 Hz Switch on power VA cos ϕ 33 0 75 Holding power VA cos ϕ 44 0 25 DC operation Switch on power holding power W 4 0 Permissible residual current of electronics with 0 signal AC operation1 mA 4 mA 230 V US DC operation mA 10 mA 24 V US Switching times2 Total break time opening delay arcing time AC operation Values apply with coil in cold state and at operating temperature for opera...

Page 276: ... US ms 7 12 OFF delay NO contact Minimum operating time 3RH24 ms 30 0 8 1 1 x US ms 13 19 ON delay NC contact 1 0 x US ms 13 18 Arcing time ms 10 15 Dependency of switching frequency z on operational current I and operational voltage U z z Ie I Ue U 1 5 1 h 1 The use of the additional load module 3RT2916 1GA00 is recommended at higher residual currents 2 The OFF delay times of the NO contacts and ...

Page 277: ... A 10 400 V A 3 500 V A 2 AC 15 AC 14 at rated operational voltage US 680 V 1 DC 12 at rated operational voltage US 24 V A 6 60 V A 6 110 V A 3 220 V A 1 440 V A 0 3 1 current path 600 V A 0 15 24 V A 10 60 V A 10 110 V A 4 220 V A 2 440 V A 1 3 2 current paths in series 600 V A 0 65 24 V A 10 60 V A 10 110 V A 10 220 V A 3 6 440 V A 2 5 3 current paths in series 600 V A 1 8 DC 13 at rated operati...

Page 278: ...00 V A 0 1 24 V A 10 60 V A 4 7 110 V A 3 220 V A 1 2 440 V A 0 5 3 current paths in series 600 V A 0 26 Switching frequency z AC 12 DC 12 h 1 1000 AC 15 AC 14 h 1 1000 in operating cycles hour during rated operation for utilization category DC 13 h 1 1000 No load switching frequency h 1 10000 Dependency of switching frequency z on operational current I and operational voltage U z z Ie I Ue U 1 5 ...

Page 279: ...o DIN EN 60947 utilization categories AC 12 A 10 Up to 230 220 V A 6 400 380 V A 4 500 V A 2 5 AC 15 AC 14 at Ue 690 660 V A 1 5 24 V A 4 48 V A 2 110 V A 0 7 220 V A 0 3 DC 13 at Ue 440 V A 0 15 Conductor cross sections Solid stranded mm2 2 x 0 5 to 2 5 2 or 2 x 2 5 to 4 2 Finely stranded with end sleeve mm2 2 x 0 5 to 2 5 AWG cables AWG 2 x 22 to 14 Tightening torque of connection screws Nm 0 8 ...

Page 280: ...1BP4 3RH2 1BM40 1BP40 Permissible mounting position r r Rated control supply voltage US 24 DC 110 DC 220 230 UC Operating range V 0 9 to 1 1 x US Rated frequency cies with AC supply f Hz 5 50 60 Ambient temperature permissible Operation Side by side mounting without clearance Tu C 25 50 Side by side mounting with 5 mm clearance Tu C 25 60 Storage Tu C 40 80 OFF delay1 minimum times at Usp 0 9 x US...

Page 281: ...urability approx Operating cycles 1 million Switching frequency z max at Tu 60 C h 1 300 Power loss Pvmax approx W 0 4 0 5 1 Surge suppression With varistor integrated Conductor cross sections Usp coil voltage Tsp coil temperature 2 1 Doubling the delay time can be achieved by doubling the capacitance Commercially available capacitors which can be connected to terminals C and Z can be used 2 See t...

Page 282: ...eratin g cycles 1 million Rated operational voltage Ue V 440 Rated insulation voltage Ui pollution degree 3 V 690 Rated impulse withstand voltage Uimp pollution degree 3 kV 6 Protective separation acc to DIN EN 60947 1 pollution degree 3 V 400 Rated operational current IeAC 3 at 400 V A 25 20 25 Rated frequency f for AC operation Hz 50 60 Permissible ambient temperature Operation C 25 60 Storage C...

Page 283: ...0 Rated insulation voltage Ui V 600 Continuous current at 40 C A 16 25 16 25 Short circuit protection 1 At 600 V kA 5 Fuse class RK5 A 100 60 100 Circuit breakers with overload protection acc to UL 489 A 100 60 100 1 For more detailed information about short circuit values e g for protection against high short circuit currents see the UL reports http www siemens com lowvoltage support for the indi...

Page 284: ...rati ng cycles 3 million Permissible ambient temperature Operation C 25 60 Storage C 50 80 Degree of protection to EN 60947 1 Annex C IP20 Magnet coil operating range at AC 50 60 Hz and DC 0 85 to 1 1 x US Release solenoid magnet coil power input for cold coil and 1 0 x US AC and DC operation W Approx 4 Command duration for de energizing AC operation ms 18 31 DC operation ms 18 26 Conductor cross ...

Page 285: ...on to EN 60947 1 Annex C Connections IP20 Enclosure IP40 Permissible ambient temperature Operation C 25 60 Storage C 40 80 Conductor cross section Solid mm2 2 x 0 5 to 2 5 Finely stranded with end sleeve mm2 2 x 0 5 to 1 5 Connection screws M3 Short circuit protection weld free fuse protection at Ik 1 kA fuse links operating class gL gG NH 3NA DIAZED 5SB NEOZED 5SE A 6 Table 2 124 Control side Cou...

Page 286: ... Approx 7 OFF time ms Approx 4 Bounce time ms Approx 2 Contact material AgSnO Switching voltage V AC DC 24 250 Permissible residual current of electronics with 0 signal mA 2 5 Rated operational currents1 Conventional thermal current Ith A 6 Rated operational currents Ie acc to DIN EN 60947 utilization categories AC 15 At 24 V A 3 At 110 V A 3 At 230 V A 3 DC 13 At 24 V A 1 At 110 V A 0 2 At 230 V ...

Page 287: ...m with accessories mounted 1 Laterally mountable auxiliary switch block 3RH2911 1DA 2 Auxiliary switch block for mounting on the front 3RH2911 1FA 1GA 1HA 1NF Figure 2 37 3RT2 1 1 contactor and 3RH21 1 contactor relays screw type connection system with auxiliary switch blocks mounted 3 3 phase infeed terminal 3RA2913 3K 4 Surge suppressor 3RT2916 1 5 Auxiliary switch block for mounting on the fron...

Page 288: ... with accessories mounted 1 Laterally mountable auxiliary switch block 3RH2911 2DA 2DE 2 Auxiliary switch block for mounting on the front 3RH2911 2FA 2GA 2HA 2NF Figure 2 39 3RT2 1 2 contactor and 3RH21 2 contactor relay spring loaded connection system with auxiliary switch blocks mounted 3 Surge suppressor 3RT2916 1 Figure 2 40 3RT2 1 2 contactor and 3RH21 2 contactor relay spring loaded connecti...

Page 289: ...liary switch block for mounting on the front 3RH2911 4FA 4GA 4HA 4NF Figure 2 41 3RT2 1 4 contactor and 3RH21 4 contactor relay ring cable lug connection system with auxiliary switch blocks mounted Latched 4 pole contactor relay 3RH24 1 in screw type connection system Figure 2 42 Latched 4 pole contactor relay 3RH24 1 screw type connection system 3RH24 0LA0 contactor relay with extended operating ...

Page 290: ...ontactor relays with extended operating range in spring loaded connection system Figure 2 44 3RH201 and 3RH21 contactor relays with extended operating range spring loaded connection system Drilling plan for 3RT2 1 1 3RT2 1 4 3RT2 1 2 contactors and 3RH21 1 3RH21 4 3RH21 2 contactor relays 50 35 5 Figure 2 45 Drilling plan for contactors and contactor relays size S00 ...

Page 291: ...front 3RH2911 1FA 1GA 1HA 1NF 3 3 phase infeed terminal 3RV2925 5AB Figure 2 46 3RT2 2 1 contactors screw type connection system with auxiliary switch blocks mounted and other accessories 4 pole contactor for switching resistive loads 3RT232 4 4 pole pole changing contactor for changing the polarity of hoisting gear motors 2 NO contacts and 2 NC contacts 3RT252 5 Coil terminal module 3RT2926 4RA11...

Page 292: ...itch block for mounting on the front 3RH2911 2FA 2GA 2HA 2NF Figure 2 48 3RT2 2 2 and 3RT202 0LA2 contactors spring loaded connection system with auxiliary switch blocks mounted 4 pole contactor for switching resistive loads 3RT232 3 4 pole pole changing contactor for changing the polarity of hoisting gear motors 2 NO contacts and 2 NC contacts 3RT252 4 Coil terminal module from above from below 3...

Page 293: ...ng cable lug connection system with accessories mounted 1 Laterally mountable auxiliary switch block 3RH2921 4DA 2 Auxiliary switch block for mounting on the front 3RH2911 4FA 4GA 4HA 4NF Figure 2 50 3RT2 2 4 contactors ring cable lug connection system with auxiliary switch blocks mounted Drilling plan for 3RT2 2 contactors Figure 2 51 Drilling plan for 3RT2 2 contactors size S0 ...

Page 294: ...rams Internal circuit diagrams You can find the internal circuit diagrams for SIRIUS Innovations products online in the image database www siemens com lowvoltage bilddb Enter the order number of the device in the Order number field and in the Type of object selection menu on the left hand side select Unit wiring diagram Figure 2 52 Image database ...

Page 295: ...3RT201 M 2 7 7 7 S00 contactor without RC circuit 1 NC contact 3RT201 F 1 3RT201 J 1 3RT201 V 1 7 7 7 S00 contactor with internal diode 1 NO contact 3RT201 F 2 3RT201 J 2 3RT201 V 2 7 7 7 S00 contactor with internal diode 1 NC contact 3RT201 K 1 7 7 7 S00 contactor with internal suppressor diode 1 NO contact 3RT201 K 2 7 7 7 S00 contactor with internal suppressor diode 1 NC contact 3RT201 S 1 7 7 ...

Page 296: ...varistor connected on the front 1 NC contact Traction contactor 3RT201 2K 2 0LA0 size S00 3RT201 2K 2 0LA0 7 7 7 5Y S00 traction contactor with internal suppressor diode 1 NC contact Contactor with 4 main current paths 3RT23 size S00 3RT231 A 0 3RT231 B 0 7 7 7 7 Contactor with 4 main current paths for switching resistive loads Pole changing contactor 3RT25 size S00 3RT251 A 0 3RT251 B 0 5 5 5 5 P...

Page 297: ...S0 contactor without RC circuit 1 NO contact 1 NC contact 3RT202 A 4 3RT202 B 4 7 7 7 S0 contactor without RC circuit 2 NO contacts 2 NC contacts 3RT202 F 0 7 7 7 S0 contactor with internal diode 1 NO contact 1 NC contact 3RT202 K 0 8 7 7 7 S0 contactor with internal varistor 1 NO contact 1 NC contact 3RT202 N 0 3RT202 X 0 7 7 7 S0 contactor with electronic drive 1 NO contact 1 NC contact ...

Page 298: ... loads 4 NO contacts plus 1 NO contact 1 NC contact Pole changing contactor 3RT25 size S0 3RT252 A 0 3RT252 B 0 5 5 5 5 Pole changing contactor S0 4 main current paths 2 NO contacts 2 NC contacts plus 1 NO contact 1 NC contact 3RH2 contactor relays 3RH2122 A 0 3RH2122 B 0 3RH2122 H 0 3RH2122 M 0 Contactor relay without RC circuit 2 NO contacts 2 NC contacts 3RH2131 A 0 3RH2131 B 0 3RH2131 H 0 3RH2...

Page 299: ...4 B 0 Contactor relay without RC circuit 4 NO contacts 4 NC contacts 3RH2262 A 0 3RH2262 B 0 3RH2362 A 0 3RH2362 B 0 Contactor relay without RC circuit 6 NO contacts 2 NC contacts 3RH2122 F 0 3RH2122 J 0 3RH2122 V 0 Contactor relay with integrated diode 2 NO contacts 2 NC contacts 3RH2131 F 0 3RH2131 J 0 3RH2131 V 0 Contactor relay with integrated diode 3 NO contacts 1 NC contact 3RH2140 F 0 3RH21...

Page 300: ...1 W 0 8 Contactor relay with connected varistor 3 NO contacts 1 NC contact 3RH2140 W 0 8 Contactor relay with connected varistor 4 NO contacts 3RH2122 K 0 3RH2122 S 0 Contactor relay with integrated suppressor diode 2 NO contacts 2 NC contacts 3RH2131 K 0 3RH2131 S 0 Contactor relay with integrated suppressor diode 3 NO contacts 1 NC contact 3RH2140 K 0 3RH2140 S 0 Contactor relay with integrated ...

Page 301: ... integrated full wave rectifier 2 NO contacts 2 NC contacts 3RH2131 G 0 Contactor relay with integrated full wave rectifier 3 NO contacts 1 NC contact 3RH2140 G 0 Contactor relay with integrated full wave rectifier 4 NO contacts Traction contactor 3RH2122 K 0LA00 3RH2122 K 0LA00 5Y Traction contactor with integrated suppressor diode 2 NO contacts 2 NC contacts ...

Page 302: ...RH2431 B 0 Latched contactor relay without RC circuit 3 NO contacts 1 NC contact 3RH2440 A 0 3RH2440 B 0 Latched contactor relay without RC circuit 4 NO contacts Lateral auxiliary switches 3RH2911 DA02 Auxiliary switch block lateral 2 NC contacts 3RH2921 DA02 Auxiliary switch block lateral 2 NC contacts 3RH2911 DA11 3RH2911 DE11 Auxiliary switch block lateral 1 NO contact 1 NC contact 3RH2921 DA11...

Page 303: ...H2911 AA01 3RH2911 BA01 Auxiliary switch block for mounting on the front 1 pole 1 NC contact 3RH2911 AA10 3RH2911 BA10 Auxiliary switch block for mounting on the front 1 pole 1 NO contact Auxiliary switch for mounting on the front 2 pole 3RH2911 LA20 3RH2911 MA20 Auxiliary switch block for mounting on the front 2 pole 2 NO contacts 3RH2911 NF20 Auxiliary switch block for mounting on the front 2 po...

Page 304: ...ry switches for mounting on the front 4 pole 3RH2911 HA01 Auxiliary switch block for mounting on the front 4 pole 1 NC contact 3RH2911 HA10 Auxiliary switch block for mounting on the front 4 pole 1 NO contact 3RH2911 HA02 Auxiliary switch block for mounting on the front 4 pole 2 NC contacts 3RH2911 HA20 Auxiliary switch block for mounting on the front 4 pole 2 NO contacts 3RH2911 HA03 Auxiliary sw...

Page 305: ...tch block for mounting on the front 4 pole 4 NC contacts 3RH2911 FA40 Auxiliary switch block for mounting on the front 4 pole 4 NO contacts 3RH2911 GA13 Auxiliary switch block for mounting on the front 4 pole 1 NO contact 3 NC contacts 3RH2911 HA13 Auxiliary switch block for mounting on the front 4 pole 1 NO contact 3 NC contacts 3RH2911 GA31 Auxiliary switch block for mounting on the front 4 pole...

Page 306: ...tacts 3RH2911 FB11 Auxiliary switch block 1 x make before break 1 NO contact 1 NC contact 3RH2911 FC22 Auxiliary switch block for mounting on the front 4 pole 2 x make before break 2 NO contacts 2 NC contacts 3RH2911 HA12 Auxiliary switch block for mounting on the front 4 pole 1 NO contact 2 NC contacts 3RH2911 HA21 Auxiliary switch block for mounting on the front 4 pole 2 NO contacts 1 NC contact...

Page 307: ...H2911 HA11 Auxiliary switch block for mounting on the front 4 pole 1 NO contacts 1 NC contact Magnet coil 3RT2924 5A Magnet coil for S0 contactors Surge suppressor 3RT29 6 1C Surge suppressor RC element 3RT29 6 B 8 Surge suppressor varistor 3RT29 6 1D Surge suppressor suppression diode 3RT2926 1E Surge suppressor diode combination ...

Page 308: ...Manual 01 2011 A8E56203870002 03 3RT29 6 1J 8 Surge suppressor varistor with LED 3RT29 6 1L Surge suppressor suppression diode with LED 3RT2926 1M Surge suppressor diode combination with LED LED display indicator module 3RT2926 1Q LED display indicator module for indicating the contactor function ...

Page 309: ...tem Manual 01 2011 A8E56203870002 03 309 2 10 2 Reversing contactor assembly S00 S0 Reversing contactor assembly size S00 3RA231 7 7 7 1 1 4 4 Figure 2 53 Reversing contactor assembly S00 Reversing contactor assembly size S0 3RA232 7 7 7 1 1 4 4 Figure 2 54 Reversing contactor assembly S0 ...

Page 310: ...ntactor assemblies for star delta wye delta start with 3RA28 function modules for star delta wye delta start 3RA241 F 4 4 4 Figure 2 55 S00 contactor assemblies for star delta wye delta start with 3RA28 function modules for star delta wye delta start 3RA242 F 4 4 4 Figure 2 56 S0 contactor assemblies for star delta wye delta start with 3RA28 function modules for star delta wye delta start ...

Page 311: ...for star delta wye delta start with mounted function modules for AS Interface 3RA241 H 4 4 4 8 8 6 6 Figure 2 57 S00 contactor assemblies for star delta wye delta start with mounted function modules for AS Interface 3RA242 H 4 4 4 8 8 6 6 Figure 2 58 S0 contactor assemblies for star delta wye delta start with mounted function modules for AS Interface ...

Page 312: ...tor assemblies for star delta wye delta start with mounted function modules for IO Link 3RA241 E 4 4 4 4 Figure 2 59 S00 contactor assembly for star delta wye delta start with mounted function modules for IO Link 3RA242 E 4 4 4 4 Figure 2 60 S0 contactor assembly for star delta wye delta start with mounted function modules for IO Link ...

Page 313: ... device has to be replaced following a short circuit To reduce the risk of an inter phase short circuit due to overvoltage we recommend connecting a 3TX7 462 3L type varistor between L1 and L3 We recommend a fused design with semiconductor protection to provide short circuit protection NOTICE Inter phase short circuit with solid state reversing contactors in automatic mode If the primary voltage i...

Page 314: ... the solid state reversing contactors Star connected three phase motors particularly 1 kW with electromechanical contactors can cause significant electromagnetic interference Such interference can cause solid state reversing contactors being used in the vicinity to malfunction Provision should be made for appropriate EMC surge suppressors on the sources of interference ...

Page 315: ...C 60947 4 2 Terminal designations Terminal markings DIN EN 50011 Degree of protection IP20 DIN IEC 0529 Vibration resistance DIN IEC 60068 2 6 Shock resistance DIN IEC 60068 2 27 EMC standard DIN IEC 60947 4 2 DIN IEC 61000 4 2 DIN IEC 61000 4 6 DIN IEC 61000 4 4 DIN IEC 61000 4 5 Resistance to extreme climates DIN IEC 60068 2 61 sequence of tests DIN IEC 60068 2 30 damp heat DIN IEC 60068 2 2 dry...

Page 316: ...ng contactor versions listed in this manual are intended specifically for operation on three phase motors up to 7 5 kW You can find more detailed information in the appendix More information Page 758 Overview These 2 phase controlled instantaneous switching solid state switching devices are operated in two mounting widths in an insulating enclosure In 45 mm width Up to 5 2 A as solid state contact...

Page 317: ...rated operational current 45 mm motors up to 2 2 kW 5 2 A 90 mm motors up to 7 5 kW 16 A 45 mm motors up to 2 2 kW 5 4 A 90 mm motors up to 3 0 kW 7 4 A Number of poles 3 3 Connection system Screw type and spring loaded Screw type Rated operational voltage Up to 600 V Up to 480 V Rated control supply voltage 24 V DC and 110 to 230 V AC Switching delay ON delay OFF delay 1 ms 24 V DC 5 ms 110 to 23...

Page 318: ... solid state reversing contactor a particularly compact solution Unlike conventional systems which require two contactors width can be reduced by up to 50 with the 3 phase solid state reversing contactors Devices with a width of 45 mm cover motors up to 2 2 kW and those with a width of 90 mm cover motors up to 3 kW Integration in the SIRIUS modular system facilitates connection to a SIRIUS motor s...

Page 319: ... Ambient temperature during operation 25 to 60 C Installation altitude 0 to 1000 m at 1 000 m seek advice from Technical Assistance www siemens com lowvoltage technical assistance Shock resistance 15 g 11 ms acc to DIN IEC 68 2 27 Vibration resistance 2 g acc to DIN IEC 68 2 6 EMC conditions Acc to DIN IEC 60947 4 2 DIN IEC 61000 4 2 DIN IEC 61000 4 4 DIN IEC 61000 4 5 and DIN IEC 61000 4 6 Insula...

Page 320: ... switching off of AC drives 2 Screw type connection system Spring loaded connection system Main circuit terminals infeed line side 3 LED The yellow LED lights up when the control voltage is applied 4 Plug in control connection 2 terminals Removable terminals for the control circuit 5 Screw type connection system Spring loaded connection system Main circuit terminals outgoing feeder motor load side...

Page 321: ...inals infeed line side 3 LEDs The left hand LED lights up yellow when counterclockwise rotation is activated control voltage applied at terminal A1 and A2 The right hand LED lights up yellow when clockwise rotation is activated control voltage applied at terminal A3 and A2 4 Plug in control connection 3 terminals Removable terminals for the control circuit 5 Screw type connection system Main circu...

Page 322: ... line side 2 SIRIUS device group 3 Production date Product version 4 Labeling to identify the main circuit terminals outgoing feeder motor load side 5 Order designation 6 Labeling to identify the control circuit terminals and indication of the control voltage See also the diagrams below Labeling on solid state contactors zoom view 7 Circuit diagram Figure 3 3 Labeling to identify solid state conta...

Page 323: ...ircuit terminals outgoing feeder motor load side 5 Order designation 6 Labeling to identify the control circuit terminals and indication of the control voltage See also the diagrams below Labeling on solid state contactors zoom view 7 Circuit diagram Figure 3 4 Labeling to identify solid state contactors with spring loaded terminals 9 Figure 3 5 Labeling on solid state contactors with AC control v...

Page 324: ...als outgoing feeder motor load side 5 Order designation 6 Labeling to identify the control circuit terminals and indication of the control voltage See also the diagrams below Labeling on solid state reversing contactors zoom view 7 Circuit diagram Figure 3 7 Labeling to identify solid state reversing contactors with screw connection 9 Figure 3 8 Labeling on solid state reversing contactors with AC...

Page 325: ... frequency The system is in operation for longer Other customer benefits Screw connection with practical cross sections Flexible cable selection based on application at hand Link modules from motor starter protector to switching device Fast fault free assembly for screw type connection system Noise free switching Can be used in residential environments thank to reduced switching noise Integrated c...

Page 326: ...e combined quickly and easily 3RF34 solid state switching devices can be combined with the following devices 3RV20 motor starter protectors with 3RA2921 1BA00 link module 3RB3 solid state overload relays 3RR2 current monitoring relays Reference More information Can be found in About device combinations with solid state switching devices The configuration guide titled Configuring SIRIUS Innovations...

Page 327: ...oad integral I t is to determine the rating of the short circuit protection Only a large power semiconductor with a correspondingly high I t value can be given appropriate protection against destruction from a short circuit in the form of a protective device matched to the application However SIRIUS solid state switching devices are also characterized by the optimum matching of the thyristors I t ...

Page 328: ...he control voltage is connected to terminals A1 A2 The power semiconductors are actuated after a short dwell time has elapsed Solid state reversing contactors The solid state reversing contactors are dimensioned for the frequent reversing of motors Dependent upon which control input is activated two pairs of power semiconductors are actuated If both inputs are activated at the same time the device...

Page 329: ...g frequency it can only be increased by overdimensioning the motor Alternatively the correct device size can be determined by entering the line data the motor data the application and the ambient conditions in the Selection of solid state contactors for switching motors https eb automation siemens com spicecad dc web app main index jsf tool on the Internet Load feeders There is no such thing as a ...

Page 330: ...ed The complete order number then appears in the Result field The program can be accessed via the following links Configurator https mall automation siemens com WW guest bizLogic bizGotoConfig asp ConfigID 4 ConfigType 3RF2 lang en Selection of solid state contactors for motors Selection of solid state contactors for switching motors https eb automation siemens com spicecad dc web app main index j...

Page 331: ...me entries will restrict other parameters which can be selected this is indicated by messages in the State field If your entries result in errors these will also be displayed in the State field Once the entries have been modified accordingly and the calculation has been completed the order number of a suitable device will be appear in the Result field The order number can then be copied for orderi...

Page 332: ...urrent Temperature unit Entries can be made in either degrees Celsius or degrees Fahrenheit Environment temperature The ambient temperature at the installation location Temperatures above 40 C 104 F will impose restrictions on the rated current of the device Control voltage The control voltage selected determines the device type Altitude of site The installation altitude at the installation locati...

Page 333: ...d of the switching device during starting Starting time This is the time the motor needs to complete a startup process Load cycle input A load cycle comprises a starting phase an operating phase and an idle phase The load cycle time is the sum of these phases There are two possible ways of entering the load cycle One is to enter the operating cycles and the duty cycle the other is to enter the ope...

Page 334: ...B3 2 Q 6 25 A 3RB3 2 Q 6 25 A Combining 3RF34 solid state contactors type of coordination 2 type 2 with 3RB3 overload relays 3RF34 solid state contactors can be combined with the following 3RB3 overload relays in conformance with type of coordination 2 type 2 Table 3 7 Order designations for 3RB3 overload relays 3RF3 solid state contactors 3RF3405 xBByz 5 2 A 3RF3410 xBByz 9 2 A 3RF3412 xBByz 12 5...

Page 335: ... 12 A 3RB3 2 S 3 12 A 3RB3 2 Q 6 25 A Combining 3RF34 solid state reversing contactors type of coordination 2 type 2 with 3RB3 overload relays 3RF34 solid state reversing contactors can be combined with the following 3RB3 overload relays in conformance with type of coordination 2 type 2 Table 3 10 Order designations for 3RB3 overload relays 3RF3403 xBDyz 3 8 A 3RF3405 xBDyz 5 4 A 3RF3410 xBDyz 7 4...

Page 336: ...ecifies the value for the entire control cabinet A low value makes engineering the supply voltage for the control cabinet difficult 3RF3 solid state switching devices have a standard short circuit value of 5 kA conforming to UL 508 Tests with a short circuit value of 65 kA High Capacity Short Circuit Current Ratings have also been carried out The UL reports include details of possible combinations...

Page 337: ... for solid state contactors Fuses 3RF34 Max size A Type Current kA Voltage V 3RF3405 BB 4 3RV1721 50 480 3RF3405 BB 4 3RV1721 10 600 3RF3410 BB 8 3RV1721 5 600 3RF3412 BB 8 3RV1721 5 600 3RF3416 BB 8 3RV1721 5 600 3RF3416 BB 10 3RV1721 5 600 Table 3 15 Circuit breaker ratings for solid state reversing contactors Fuses 3RF34 Max size A Type Current kA Voltage V 3RF3403 BD 4 3RV1721 50 480 3RF3405 B...

Page 338: ...3405 BB 25 3NE8015 1 65 480 3RF3405 BB 35 3NE1803 0 65 600 3RF3405 BB 50 3NE4117 65 600 3RF3405 BB 50 3NE8717 1 65 600 3RF3405 BB 63 3NE8018 1 65 600 3RF3410 BB 35 3NE1803 0 65 600 3RF3410 BB 50 3NE4117 65 600 3RF3410 BB 50 3NE8717 1 65 600 3RF3410 BB 63 3NE8018 1 65 600 3RF3412 BB 63 3NE1818 0 65 480 3RF3412 BB 50 3NE1817 0 65 600 3RF3412 BB 50 3NE4117 65 600 3RF3412 BB 50 3NE8717 1 65 600 3RF341...

Page 339: ...f a lower load protection can also be provided by standard fuses or miniature circuit breakers This protection is achieved by overdimensioning the solid state switching devices accordingly The technical data and the product data sheets contain information about protection based on semiconductor fuses only as well as on the use of SIRIUS devices with conventional protective devices Solid state moto...

Page 340: ... of the ON point across the entire sine curve of the line voltage reduces faults to a minimum 3 6 1 2 Use in a photovoltaic plant Advantages of using solid state reversing contactors in a photovoltaic plant Actuation of motors to track the solar panels Very long service life and compact design Space saving installation normal contactors require double the space and would have to be replaced too fr...

Page 341: ... Mounting 3 7 1 Mounting instructions Mounting options The solid state switching devices are mounted by Snapping them onto a DIN rail or Screwing them to a base plate Minimum clearances 5 5 Figure 3 11 Clearances for stand alone assembly dimensions in mm 5 5 Figure 3 12 Clearances for mounting side by side dimensions in mm ...

Page 342: ...ching devices 3 7 Mounting SIRIUS Innovations 342 System Manual 01 2011 A8E56203870002 03 Mounting position r r r r Figure 3 13 Mounting position Drill hole spacing Figure 3 14 Drill hole spacing for screw mounting dimensions in mm ...

Page 343: ...sing two M4 screws maximum tightening torque 1 5 Nm plain washers and spring washers screw the solid state contactor tight into the designated drill holes diagonally 3 7 3 Snapping onto off DIN rail snap on mounting Snapping onto DIN rail Table 3 18 Mounting solid state switching devices Step Operating instruction Figure 1 Position the device on the top edge of the DIN rail and press down until it...

Page 344: ...pring loaded connection system This innovative technology does not use any screw connections As a result it is highly resistant to vibration Two conductors up to 2 5 mm can be connected per terminal Reference More information Can be found in the chapter titled About conductor cross sections of solid state switching devices Conductor cross sections for solid state contactors Page 352 Conductor cros...

Page 345: ...ation L1 L2 L3 Main circuit terminals infeed line side T1 T2 T3 Main circuit terminals outgoing feeder motor load side A1 Control supply voltage AC operation A2 Control supply voltage AC operation reference potential for A1 A3 A3 Control supply voltage AC operation A1 Control supply voltage DC operation plus A2 Control supply voltage DC operation minus reference potential for A1 A3 A3 Control supp...

Page 346: ...tly the current paths would be put under significant asymmetrical load As a result the current path with the lowest contact resistance would be subject to thermal overload Minimum load currents are given in the technical data for 3RF34 solid state contactors What happens if these are undershot The minimum load current for 3RF34 solid state switching devices is 0 5 A Undershooting the minimum load ...

Page 347: ...rs Insulated 3 phase busbar system for spring loaded connection for four solid state contactors 3RT2916 4JA02 insulating stop for spring loaded connection Busbar adapter for 40 mm system Busbar adapter for 60 mm system Link module for motor starter protector 3 10 2 Insulating stop 3 10 2 1 Description The 3RT2916 4JA02 insulating stop is designed for solid state contactors with spring loaded conne...

Page 348: ...ctor and motor starter protector are required if you wish to use load feeders The link module for attaching the 3RV2 motor starter protector attaches easily to the contactors Figure 3 16 Link module 3RA2921 1BA00 for motor starter protector Reference More information Can be found in the chapter titled About link modules SIRIUS 3RA21 3RA22 link modules under Link modules Page 611 section About moun...

Page 349: ...tor a link module must be installed between the two devices The insulated design of the devices means that grounding is not required Side by side mounting facilitates the installation of several devices one next to the other The devices can be mounted with screws or snapped onto DIN rails The example in the figure below illustrates the mounting of the link module on a solid state contactor 1 Motor...

Page 350: ...e acc to DIN IEC 60947 4 2 Conducted interference Class A for industrial environments1 Emitted high frequency interference voltage Class A for industrial environments Immunity2 Electrostatic discharge acc to DIN IEC 61000 4 2 corresponds to severity 3 kV Contact discharge 4 air discharge 8 behavior criterion 2 Induced conducted RF fields acc to DIN IEC 61000 4 6 MHz 0 15 80 140 dBμV behavior crite...

Page 351: ...electromechanical contactors can cause significant electromagnetic interference Such interference can cause solid state reversing contactors being used in the vicinity to malfunction Provision should be made for appropriate EMC surge suppressors on the sources of interference Suitable surge suppressors are described in Chapter 3 of Catalog LV1 3 For solid state reversing contactors the following a...

Page 352: ...leeve mm 1 x 10 2 x 0 5 to 2 5 Solid or stranded AWG 2 x 14 to 10 2 x 18 to 14 Stripped length mm 10 10 Connection screw M4 Tightening torque Nm 2 to 2 5 D 5 to 6 mm PZ 2 Ib in 18 to 22 Table 3 25 Connection of main contacts and control contacts with screw type connection system or spring loaded connection system Connection auxiliary contacts and control contacts Screw connection Spring loaded con...

Page 353: ...y stranded without end sleeve mm 1 x 10 Solid or stranded AWG 2 x 14 to 10 Stripped length mm 10 Connection screw M4 Tightening torque Nm 2 to 2 5 D 5 to 6 mm PZ 2 Ib in 18 to 22 Table 3 27 Connection of main contacts and control contacts with screw type connection system Connection auxiliary contacts and control contacts Screw type connection system Conductor cross section with end sleeve mm 1 x ...

Page 354: ...Screw connection Rated operational current Ie A 5 2 9 2 12 5 16 Rated power at Ie and Ue 400 V kW 2 2 4 0 5 5 7 5 Rated control supply voltage Us V AC 110 to 230 Weight approx kg 0 250 0 380 0 380 0 380 Table 3 30 Rated operational voltage Ue 48 to 600 V blocking voltage 1 600 V 3RF3405 1BB06 3RF3410 1BB06 3RF3412 1BB06 3RF3416 1BB06 Connection type Screw connection Rated operational current Ie A ...

Page 355: ...ng loaded terminals Rated operational current Ie A 5 2 9 2 12 5 16 Rated power at Ie and Ue 400 V kW 2 2 4 0 5 5 7 5 Rated control supply voltage Us V AC 110 to 230 Weight approx kg 0 250 0 380 0 380 0 380 Table 3 34 Rated operational voltage Ue 48 to 600 V blocking voltage 1 600 V 3RF3405 1BB06 3RF3410 1BB06 3RF3412 1BB06 3RF3416 1BB06 Connection type Spring loaded terminals Rated operational cur...

Page 356: ...F34 12 BB 3RF34 16 BB Rated operational current IAC 53 1 acc to IEC 60947 4 2 At 40 C A 5 2 4 5 2 9 2 12 5 16 UL CSA at 50 C A 4 6 4 0 2 8 4 11 5 14 At 60 C A 4 2 3 5 2 7 6 10 5 12 5 Power loss at IAC 53 at 40 C W 10 8 2 16 22 28 Short circuit protection with type of coordination 1 at operational voltage Ue up to 440 V Motor starter protector Type 3RV20 11 1GA10 3RV20 11 1JA10 3RV20 11 1KA10 3RV20...

Page 357: ...nt A 0 5 0 5 Max leakage current mA 10 10 Rated peak withstand current Itsm A 200 600 600 I2t value A2s 200 1800 1800 Table 3 38 Main circuit Order no 3RF34 12 BB 4 3RF34 12 BB 6 3RF34 16 BB Rated operational current IAC 53 1 acc to IEC 60947 4 2 At 40 C A 9 5 11 UL CSA at 50 C A 8 5 10 At 60 C A 7 6 9 Power loss at IAC 53 at 40 C W 16 18 Minimum load current A 0 5 0 5 Max leakage current mA 10 10...

Page 358: ... Rated impulse withstand voltage Uimp kV 6 6 Blocking voltage V 1200 1600 Voltage gradient V μs 1000 1000 3 11 9 Solid state contactors with control circuit Solid state contactor with control circuit Table 3 40 Control circuit A1 A2 Order no 3RF34 BB0 3RF34 BB2 Method of operation DC operation AC operation Rated control supply voltage Us V DC 24 acc to EN 61131 2 AC 110 to 230 Rated control supply...

Page 359: ...AC 110 to 230 Weight per PU approx kg 0 280 0 280 0 410 3 11 11 Solid state contactors fuseless design with CLASS 10 motor starter protector Fuseless design with CLASS 10 motor starter protector Table 3 43 Main circuit Order no 3RF34 03 BD 4 3RF34 05 BD 4 3RF34 10 BD 4 Rated operational current IAC 53 1 acc to IEC 60947 4 2 at 40 C A 3 8 3 4 5 4 4 8 7 4 UL CSA at 50 C A 3 5 3 1 5 4 3 6 8 at 60 C A...

Page 360: ...alue A2s 1800 1800 1800 1 The reduced values in brackets apply in the case of a directly mounted motor starter protector combined with side by side mounting 2 To reduce the risk of an inter phase short circuit due to overvoltage we recommend connecting a 3TX7 462 3L type varistor between phases L1 and L3 as close as possible to the switching device We recommend a design with semiconductor protecti...

Page 361: ...cuit A1 A2 Order no 3RF34 BD0 3RF34 BD2 Method of operation DC operation AC operation Rated control supply voltage Us V DC 24 acc to EN 61131 2 AC 110 to 230 Rated control supply voltage max Us V DC 30 AC 253 Rated frequency of control supply voltage Hz 50 60 10 Typical actuating current mA 20 15 Response voltage V 15 90 Drop out voltage V 5 40 Switching times ON delay ms 5 20 OFF delay ms 5 max o...

Page 362: ...solid state contactor Switching frequency characteristic for the solid state contactor Motor s operating data Ia Ie ta tb Ib tED NSB0_01815a tp ts Ia Motor s direct starting current Ie Motor s rated operational current Ib Motor s operational current ta Motor s start time tb Operating time tp Idle time tED ON period ts Operating cycle ED 100 ts tED Figure 3 18 Switching frequency characteristics lo...

Page 363: ...203870002 03 363 D H E H W V K 1 ta 0 05 s 2 ta 0 1 s 3 ta 0 2 s 4 ta 0 4 s 5 ta 0 8 s 6 ta 1 6 s 7 ta 3 2 s Figure 3 19 Maximum permissible switching frequency z depending on the starting time ta and the ON period tED for motors with a starting current of 4 to 7 2 times the rated current and with full load 1 ...

Page 364: ... ta 0 1 s 3 ta 0 2 s 4 ta 0 4 s 5 ta 0 8 s 6 ta 1 6 s 7 ta 3 2 s Figure 3 20 Maximum permissible switching frequency z depending on the starting time ta and the ON period tED for motors with a starting current of 4 to 7 2 times the rated current and 60 load 1 1 The dashed curves apply to the high currents during operation with a motor starter protector ...

Page 365: ...56203870002 03 365 D H E H W V K 1 ta 0 05 s 2 ta 0 1 s 3 ta 0 2 s 4 ta 0 4 s 5 ta 0 8 s 6 ta 1 6 s 7 ta 3 2 s Figure 3 21 Maximum permissible switching frequency z depending on the starting time ta and the ON period tED for motors with a starting current of up to 4 times the rated current and with full load ...

Page 366: ...011 A8E56203870002 03 D H E H W V K 1 ta 0 05 s 2 ta 0 1 s 3 ta 0 2 s 4 ta 0 4 s 5 ta 0 8 s 6 ta 1 6 s 7 ta 3 2 s Figure 3 22 Maximum permissible switching frequency z depending on the starting time ta and the ON period tED for motors with a starting current of up to 4 times the rated current and 60 load ...

Page 367: ... contactor Switching frequency characteristic for the solid state reversing contactor Motor s operating data Ia Ie ta tb Ib tED NSB0_01815a tp ts Ia Direct on line starting current Ie Rated operational current Ib Operating current ta Start time ta Operating time tp Idle time tED ON period ts Operating cycle ED 100 ts tED Figure 3 23 Switching frequency characteristics load diagram ...

Page 368: ...A8E56203870002 03 D H E H W V K 1 ta 0 05 s 2 ta 0 1 s 3 ta 0 2 s 4 ta 0 4 s 5 ta 0 8 s 6 ta 1 6 s 7 ta 3 2 s Figure 3 24 Maximum permissible switching frequency z depending on the starting time ta and the ON period tED for motors with a starting current of 4 to 7 2 times the rated current and with full load ...

Page 369: ...A8E56203870002 03 369 D H E H W V K 1 ta 0 05 s 2 ta 0 1 s 3 ta 0 2 s 4 ta 0 4 s 5 ta 0 8 s 6 ta 1 6 s 7 ta 3 2 s Figure 3 25 Maximum permissible switching frequency z depending on the starting time ta and the ON period tED for motors with a starting current of 4 to 7 2 times the rated current and 60 load ...

Page 370: ... A8E56203870002 03 D H E H W V K 1 ta 0 05 s 2 ta 0 1 s 3 ta 0 2 s 4 ta 0 4 s 5 ta 0 8 s 6 ta 1 6 s 7 ta 3 2 s Figure 3 26 Maximum permissible switching frequency z depending on the starting time ta and the ON period tED for motors with a starting current of up to 4 times the rated current and with full load ...

Page 371: ...A8E56203870002 03 371 D H E H W V K 1 ta 0 05 s 2 ta 0 1 s 3 ta 0 2 s 4 ta 0 4 s 5 ta 0 8 s 6 ta 1 6 s 7 ta 3 2 s Figure 3 27 Maximum permissible switching frequency z depending on the starting time ta and the ON period tED for motors with a starting current of up to 4 times the rated current and 60 load ...

Page 372: ...ons 372 System Manual 01 2011 A8E56203870002 03 3 12 Dimension drawings dimensions in mm Note All dimensions are specified in mm 3 12 1 Solid state switching devices Solid state contactor ෘ Figure 3 28 Solid state contactor Solid state reversing contactor ෘ Figure 3 29 Solid state reversing contactor ...

Page 373: ...ions in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 373 3 12 2 Link module for motor starter protector Accessories Link module 3RA2921 1BA00 for 3RV20 motor starter protector 20 7 43 1 72 9 14 4 14 4 44 8 Figure 3 30 Link module for motor starter protector ...

Page 374: ...ams Internal circuit diagrams You can find the internal circuit diagrams for SIRIUS Innovations products online in the image database www siemens com lowvoltage bilddb Enter the order number of the device in the Order number field and in the Type of object selection menu on the left hand side select Unit wiring diagram Figure 3 31 Image database ...

Page 375: ...ching devices 3RF34 BB2 7 7 7 a a Figure 3 32 Solid state contactor 3 phase AC control voltage 3RF34 BD2 7 7 7 a a a Figure 3 33 Solid state reversing contactor 3 phase AC control voltage 3RF34 BB0 7 7 7 Figure 3 34 Solid state contactor 3 phase DC control voltage 3RF34 BD0 7 7 7 Figure 3 35 Solid state reversing contactor 3 phase DC control voltage ...

Page 376: ... contactors Example circuit diagram for the solid state contactor for motorized loads U 2Q 1 3 9 1 3 4 5 9 7 7 7 0 0 6 F1 3 Main circuit fuses solid state contactor recommended F4 Control circuit fuse K1 3RF34 solid state contactor for motorized loads M1 Motor R1 Varistor 3TX7 462 3L recommended to maintain surge immunity S1 ON switch Figure 3 36 Example circuit diagram Fused motor feeder with sol...

Page 377: ...or U 5LJKW HIW 1 3 9 1 3 7 a a a 4 5 7 7 0 0 6 6 F1 3 Main circuit fuses solid state contactor recommended F4 Control circuit fuse K1 3RF34 solid state reversing contactor M1 Motor R1 Varistor 3TX7 462 3L recommended to maintain surge immunity S1 Left switch S2 Right switch Figure 3 37 Example circuit diagram Fused motor feeder with solid state reversing contactor with AC control circuit ...

Page 378: ...SIRIUS 3RF34 solid state switching devices 3 13 Circuit diagrams SIRIUS Innovations 378 System Manual 01 2011 A8E56203870002 03 ...

Page 379: ...VDE 0660 Part 200 Terminal designations DIN EN 50 011 Isolating function according to features of main and EMERGENCY OFF switches IEC 60947 2 IEC 60204 VDE 0113 Part 1 Isolating features DIN EN 60947 1 Touch protection finger safe DIN EN 50274 Degree of protection IP20 IEC 60529 1 Without 3RV27 28 Reference Other standards that 3RV2 motor starter protectors conform to are listed in the chapter tit...

Page 380: ...ors protect loads against overloads and short circuits They also feature a lockable switch to facilitate manual switching on and off e g in the event of repair work System integration In both electrical and mechanical terms the motor starter protectors are compatible with 3RT contactors 3RF solid state contactors and 3RW soft starters They can be integrated in the feeder by means of direct mountin...

Page 381: ...rmer protection 3RV24 Standard version for transformers Approved devices for North America according to UL489 3RV27 3RV28 Overload short circuit protection and transformer protection Sizes 3RV2 motor starter protectors are available in two sizes S00 and S0 The table below lists the sizes and the corresponding maximum rated current at a voltage of 400 V AC The last column of the table indicates the...

Page 382: ... Special applications The various 3RV2 motor starter protectors are suitable for Short circuit protection Motor protection also with overload relay function System protection Short circuit protection for starter combinations Transformer protection As main and EMERGENCY OFF switches Use in IT systems Switching direct current Hazardous areas ATEX Use as Branch Circuit Protection Device BCPD accordin...

Page 383: ...tching on and off displaying a possible tripping operation integrated locking device 3 Label 4 Connection for mounting contactors solid state contactors and soft starters in various connection systems Direct mounting using link modules Separately using connecting cables 5 TEST function Facilitates the testing of the release mechanism 6 Motor current setting The large rotary button provides an easy...

Page 384: ...m the SIRIUS modular system Fast error free installation for screw type connection system and spring loaded connection system Motor starter protectors up to 40 A 18 5 kW in 45 mm width Space and cost savings Motor starter protector combined with undervoltage release and contactor applicable as Cat 3 feeder Safety solution can be implemented with just one switching device Factory fitted integrated ...

Page 385: ...odular system are matched to one another both electrically and mechanically they can be combined quickly and easily Typical combinations for fuseless and fused designs have been fully tested and approved Reference More information Can be found in the chapter titled About the possible combinations of standard products from the SIRIUS modular system System overview under Device combinations Page 70 ...

Page 386: ...d overload protection to the motor current Short circuit protection The short circuit release is factory set to a value that is 13 times the rated current of the motor starter protector upper setting scale This ensures problem free ramping up and safe protection for the motor Release 3RV2 motor starter protectors are fitted with the following releases Inverse time delayed thermal overload release ...

Page 387: ...otor starter protectors conform to CLASS 10 according to IEC 60947 4 1 The tripping times according to IEC 60947 4 1 are as follows Table 4 3 Tripping times dependent upon tripping classes according to standard IEC 60947 4 1 Tripping class Tripping time tA in s at 7 2 x Ie from cold CLASS 10 A 2 tA 10 CLASS 10 4 tA 10 CLASS 20 6 tA 20 CLASS 30 9 tA 30 ...

Page 388: ...le loading the maximum deviation of the tripping times at and above 3 times the current setting is 20 and thus meets the requirements of DIN VDE 0165 The tripping characteristics for the instantaneous electromagnetic overcurrent releases short circuit releases n releases are based on the rated current In that is also the upper value of the setting range for motor starter protectors with adjustable...

Page 389: ...c circuit diagram of the time current characteristic curve for 3RV20 The characteristic curve reproduced above for the motor starter protector relates to a specific setting range It is however also valid as a schematic circuit diagram for motor starter protectors with other current ranges Reference Time current characteristics current limiting characteristics and I2t characteristics can be request...

Page 390: ...ts overcurrents from occurring in the remaining phases 4 4 3 Protecting single phase loads or DC loads Under normal operating conditions the three poles of the device are loaded You are recommended to switch all 3 main current paths of the motor starter protector in series to protect single phase or DC loads 4 4 4 Test function The TEST slide can be used to check whether the operational motor star...

Page 391: ...the chapter titled Short circuit breaking capacity Page 462 4 5 2 Motor protection The tripping characteristic of 3RV20 3RV21 motor starter protectors is primarily designed for protecting three phase motors The rated current In of the motor to be protected is set on the setting scale The short circuit release is factory set to a value that is 13 times the rated current of the motor starter protect...

Page 392: ...tion Auxiliary contacts with motor starter protector The auxiliary contacts are connected to the right hand side of the motor starter protector The connection is fixed and cannot be removed This means that auxiliary releases cannot be mounted on the right hand side of 3RV21 motor starter protectors with overload relay function Reference More information Can be found in the chapter titled About mot...

Page 393: ... each of the three current paths must always be the same With single phase loads the current paths must be connected in series 4 5 8 Use in IT systems 3RV2 motor starter protectors are suitable for use in IT systems according to IEC 60947 2 In the event of a 3 pole short circuit they respond in exactly the same way as other systems For this reason the same short circuit breaking capacity Icu and I...

Page 394: ...ircuit Motor starter protector Size Max permissible direct voltage Ue Meaning 0 3RV2 S00 S0 150 V DC 2 pole switching non grounded system see also Note If there is no possibility of a ground fault occurring or if any ground fault which does occur is dealt with immediately ground fault monitoring then the max permissible direct voltage can be tripled 0 3RV2 S00 S0 300 V DC 2 pole switching grounded...

Page 395: ... the National Electrical Code UL or Canadian Electrical Code CSA installation regulation respectively The file numbers for the approval of the 3RV as a manual motor controller are as follows UL File No 47705 CCN NLRV CSA Master Contract 165071 Product Class 3211 05 Manual motor controller suitable for tap conductor protection in group installations up to 32 A 3RV20 motor starter protector as Manua...

Page 396: ...uct Class 3211 08 4 5 10 2 Approval as circuit breaker according to UL 489 CSA C 22 2 No 5 02 3RV27 and 3RV28 as Circuit Breaker These devices are approved as Circuit Breaker according to UL 489 or CSA C22 2 No 5 02 with 100 rated current 100 rated breaker As such they can be used as upstream short circuit protection devices for Manual Motor Controller and Manual Motor Controller Suitable for Tap ...

Page 397: ...0 C to 80 C the upper set value of the setting range has to be reduced by a specific factor in accordance with the table below Table 4 5 Ambient temperatures for 3RV2 motor starter protectors Reduction factor for the upper set value Ambient temperature in C Current ranges 0 11 to 20 A Current ranges 17 to 32 A 60 1 0 1 0 65 0 87 0 97 70 0 94 0 94 75 0 81 0 90 80 0 73 0 86 In accordance with the ta...

Page 398: ...ermal motor protection devices downstream of frequency converters inverters with pulsed voltage affects switching devices and can cause them to trip undesirably Practical configuration guidelines for such applications are given below 4 5 13 1 The effects of high frequency currents on the thermal overload release The thermal overload release on motor starter protectors and overload relays usually c...

Page 399: ...rrent is in the normal range NOTICE Harmonics The harmonics can cause the rms value of the motor current to be higher than the motor rated current In such cases undesirable tripping can occur in spite of a correction being made To rectify the situation the rms value of the motor current has to be determined at rated load and used as the base current for the correction described above Only measurin...

Page 400: ... currents on the thermal overload release Page 398 no longer rectifies the problem When the motor is operating without overload the overload release has to be set so high that it will not trip Once the motor has been running for approx 1 5 hours at full load the overload release has to be reduced to the tripping limit and then this limit set value has to be increased by approx 10 This compensates ...

Page 401: ... protectors 59 59 7 7 7 7 7 7 Figure 4 3 Clearances from grounded or live parts Table 4 7 Installation guidelines for motor starter protectors Ue V Y mm Z mm 240 30 9 400 30 9 440 30 9 500 30 9 690 50 701 30 1 Up to and including the setting range of 32 A the required clearance above and below is 50 mm for the 36 40 A setting range the clearance is 70 mm Note Terminal block type E In conjunction w...

Page 402: ...Mounting 3RV2928 0B DIN EN 60715 Mounting on a DIN rail Mounting on base plate Figure 4 4 Motor starter protector mounting Note Push in lugs The motor starter protectors can be mounted on a level surface with 2 screws In the case of size S00 and S0 motor starter protectors 2 push in lugs 3RV2928 0B supplied in packs of 10 are also required Reference More information Can be found in the chapter tit...

Page 403: ...r starter protectors can be supplied from above or below Connection types The motor starter protectors are available with the following connection types Screw type connection system Spring loaded connection system Ring cable lug connection system Connection of terminals Within the SIRIUS modular system the conductor cross sections are matched to one another dependent upon size Reference More infor...

Page 404: ...and right of less than 10 mm commonly used design Note the two possible setting marks on the adjusting knob Dash marking Setting mark for the motor starter protector in stand alone design Triangular marking Setting mark for the motor starter protector in side by side design In both cases you can use the full current range up to the scale mark at the top for size S00 S0 motor starter protectors at ...

Page 405: ...ion environment Page 396 4 8 2 Testing the overload release The table below shows the procedure for testing the motor starter protector s overload release Step Operating instruction Figure 1 Turn the rotary button from O to I 2 3 Insert a screwdriver into the test opening and push it to the left TEST Result If the rotary button snaps into the tripped setting the test was successful 4 8 3 Testing t...

Page 406: ...inst unauthorized closing by locking the rotary switch with a padlock shackle diameter 3 5 to 4 5 mm ෘ ಹ PP Figure 4 6 Securing the rotary switch 4 8 5 Reclosing after tripping Tripping When the motor starter protector trips the rotary switch moves to the tripped setting to indicate that it has tripped An option is available in the form of an accessory to have a signaling switch report tripping el...

Page 407: ... easily and without the need for tools Mountable accessories The mountable accessories for size S00 S0 3RV2 motor starter protectors are illustrated below 7 8 5 6 3 4 1 2 1 Signaling switch 2 Lateral auxiliary switch with 2 contacts 3 Lateral auxiliary switch with 4 contacts 4 Disconnector module 5 Terminal block type E 6 Undervoltage release 7 Shunt release 8 Transverse auxiliary switch Figure 4 ...

Page 408: ...ules for the installation of contactors solid state contactors or soft starters For maximum flexibility accessories can be added to the motor starter protector as required easily and without the need for tools Accessories 3RV20 3RV21 3RV23 3RV24 3RV27 3RV28 Auxiliary switch Signaling switch Undervoltage release Shunt release Disconnector module Insulated 3 phase busbar system Busbar adapter Door c...

Page 409: ...y a maximum of 4 auxiliary contacts with auxiliary switches may be mounted on each motor starter protector Possible combinations The following auxiliary signaling switch and auxiliary switch combinations are possible The lateral auxiliary switch must be mounted to the left of the signaling switch Transverse and lateral auxiliary switches can be combined A maximum of 4 auxiliary contacts may be add...

Page 410: ...side Solid state compatible transverse auxiliary switch for operation in dusty atmosphere and in solid state circuits with low operational currents 1 CO contact Screw connection 45 mm Front side Cover caps for transverse auxiliary switch to ensure finger safety Screw connection 45 mm Front side 1 NO contact 1 NC contact Screw type spring loaded connection ring cable lug 9 mm 2 NO contacts Screw ty...

Page 411: ...force off the cover 3 Slant the transverse auxiliary switch and push it into the opening on front of the motor starter protector 4 Press the transverse auxiliary switch down until you hear it engage Table 4 10 Mounting a lateral auxiliary switch Step Operating instruction Figure 1 Attach the lateral auxiliary switch to the rear of the motor starter protector 2 Press the auxiliary switch to the mot...

Page 412: ...sing the screwdriver carefully dislodge the auxiliary switch 2 Pull the transverse auxiliary switch out at an angle and remove it from the motor starter protector Table 4 12 Disassembling a lateral auxiliary switch Step Operating instruction Figure 1 Press the clips on the top and bottom of the lateral auxiliary switch together 2 Run a screwdriver between the motor starter protector and the latera...

Page 413: ...nt of short circuit release To be able to reclose the motor starter protector after a short circuit once the cause of the error has been dealt with the signaling switch has to be reset by hand Versions Signaling switch Versions Connection system Width Mountable Signaling switch 2 contact systems each with 1 NO contact and 1 NC contact Screw type spring loaded connection ring cable lug 18 mm Left h...

Page 414: ...arter protector 4 Press the signaling switch to the motor starter protector until you hear it engage Reference More information Is available in About connection the chapter titled Circuit diagrams Page 482 4 9 4 3 Disassembly Disassembling signaling switches Table 4 14 Disassembling a signaling switch Step Operating instruction Figure 1 Press the clips on the top and bottom of the signaling switch...

Page 415: ...4 15 Signaling switch with tripped and short circuit signal Figure State Procedure Tripped signal Motor starter protector In tripped setting Signaling switch Display is red RESET button blue remains pressed down Open move to O and then reclose move to I the motor starter protector Short circuit signal Motor starter protector In tripped setting Signaling switch Display is red RESET button blue is n...

Page 416: ...nclosures Note One auxiliary release can be mounted on each motor starter protector No accessories can be mounted on the right hand side of 3RV21 motor starter protectors with overload relay function Shunt release For remote controlled tripping of the motor starter protector Via PLC The release s coil should only be energized for a brief period Undervoltage release The undervoltage release trips t...

Page 417: ...s are leading contacts the power supply to the undervoltage release is assured before the remaining steps involved in switching on are carried out 4 9 5 2 Auxiliary release voltage ranges Table 4 16 Undervoltage release voltage ranges Frequency Auxiliary release DC 50 Hz AC 60 Hz AC 24 V 110 V 120 V 208 V 230 V 240 V 400 V 440 V 415 V 480 V Undervoltage release 24 V 500 V 600 V 230 V 240 V 400 V 4...

Page 418: ...shunt release to the motor starter protector until you hear it engage 4 9 5 4 Disassembly Disassembling the shunt release Table 4 19 Disassembling a shunt release Step Operating instruction Figure 1 Press the clips on the top and bottom of the shunt release together 2 Run a screwdriver between the shunt release and the motor starter protector Dislodge the shunt release from the motor starter prote...

Page 419: ...e for use with all motor starter protector sizes Note The disconnector module cannot be used with 3RV27 and 3RV28 circuit breakers The disconnector module covers the connection screws on the transverse auxiliary switch Therefore if you are using the disconnector module we recommend that you use the lateral auxiliary switches or wait until the transverse auxiliary switches have been wired before mo...

Page 420: ...he terminal lugs on the disconnector module 3 Set the disconnector module down on the motor starter protector Make sure that the terminal lugs on the disconnector module slot into the corresponding openings 4 Slide the closing lockout down 5 Screw the main conductor terminals tight on the motor starter protector 6 Slide the closing lockout up 7 Set the rotary button on the motor starter protector ...

Page 421: ...stance Table 4 21 Creating and securing the isolating distance Step Operating instruction Figure 1 Set the rotary button on the motor starter protector to O 2 Slide the closing lockout down 3 Slide the isolating plug forward and out of the disconnector module 4 Slide the closing lockout up 5 Secure the closing lockout so that the isolating plug cannot be inserted or pushed further in ...

Page 422: ... cross sections Note CSA CSA approval does not require extended clearances and creepage distances Function To ensure optimum protection against flashover between the connected conductors in the event of a short circuit phase barriers terminals can be used The phase barriers terminals are required to increase the clearances and creepage distances in conjunction with prevailing switching overvoltage...

Page 423: ... a UL 508 type E terminal Step Operating instruction Figure 1 Attach the terminal to the motor starter protector from above 2 Screw the terminal tight by screwing the main conductor terminals of the motor starter protector tight 4 9 7 3 Mounting phase barriers Table 4 23 Mounting phase barriers Step Operating instruction Figure 1 Attach the phase barriers to the motor starter protector from the fr...

Page 424: ... be locked with up to 3 padlocks Door coupling rotary operating mechanism for arduous conditions The door coupling rotary operating mechanisms comprise a knob a coupling driver and an extension shaft 300 mm in length 8 x 8 mm a spacer and two metal brackets which are used to mount the motor starter protector The door coupling rotary operating mechanisms are dimensioned for IP65 degree of protectio...

Page 425: ...ns System Manual 01 2011 A8E56203870002 03 425 4 9 8 2 Mounting Mounting the door coupling rotary operating mechanism min 16 mm max 20 mm Figure 4 8 Mounting the door coupling rotary operating mechanism Note Remember to observe the mechanical coding of the connecting rod ...

Page 426: ...4 24 Opening control cabinet doors with door coupling rotary operating mechanism Diagram Procedure 2 1 To open the control cabinet door set the motor starter protector to O OFF This will release the extension shaft from the rotary operating mechanism so that you can open the door 2 1 If you need to open the control cabinet door during operation press the knob next to the rotary knob to override th...

Page 427: ...ge to the motor starter protector The motor starter protector remains set to ON FD 1 The extension shaft then needs to be re attached to the motor starter protector and the door coupling rotary operating mechanism as described below Table 4 25 Attaching the extension shaft Diagram Procedure Switch off the motor starter protector O and turn the rotary switch on the door coupling rotary operating me...

Page 428: ...y attaching up to 3 locks to the handle outside of the control cabinet e g while maintenance work is carried out on the system In this case too the motor starter protector must be set to the O position first before the locks are attached The locking device on the handle is then pulled forward Up to three padlocks with a maximum shackle diameter of 8 mm can be attached to this locking device ...

Page 429: ...ry operating mechanism for arduous conditions Mounting the door coupling rotary operating mechanisms for arduous conditions Step Operating instruction 1 2 Unscrew the cover from the door coupling rotary operating mechanism and remove the cover 3 4 Screw the base of the door coupling rotary operating mechanism tight to a level surface and connect to ground ...

Page 430: ... coupling rotary operating mechanism When doing this make sure that the motor starter protector is set to OFF and that the shaft slot is on the right Opening the door To open the control cabinet door set the motor starter protector to O This will release the extension shaft from the rotary operating mechanism so that you can open the door Opening the door with significant force Note Opening the do...

Page 431: ...the O position first before the lock is attached The mechanism can also be locked outside the control cabinet via the handle In this case too the motor starter protector must be set to the O position first before the locks are attached The locking device on the handle is then pulled forward Up to five padlocks with a maximum shackle diameter of 6 mm or three padlocks with a maximum shackle diamete...

Page 432: ...corresponding cable entries scored on the rear There is a knockout on the top of the enclosure for indicator lights which are available as accessories The slim line enclosure can accommodate a motor starter protector without accessories with transverse and lateral auxiliary switches There is no provision for installing a motor starter protector with signaling switch In the case of size S00 and S0 ...

Page 433: ...ting the enclosure Step Operating instruction Figure 1 2 Mount the lower part of the enclosure on a level surface Make sure that the arrow A is pointing up 3 4 Snap the motor starter protector onto the rail in the enclosure as illustrated in the diagram Next screw the enclosure top part to the lower part of the enclosure tightening torque 1 2 to 1 5 Nm The enclosure can also be sealed with leads o...

Page 434: ...lush mounting enclosure The enclosure is 96 mm deep Snap the motor starter protector onto the rail in the enclosure as illustrated in the diagram Make sure that the arrow A is pointing up 3 Position the lower part of the enclosure in the cutout 87 R3 157 1 4 Secure the enclosure as shown in the zoom view to prevent it from sliding out 5 Position the seal between the enclosure and the mounting surf...

Page 435: ... front plates Table 4 28 Mounting front plates Step Operating instruction Figure 1 Insert the rotary operating mechanism into the front plate 2 Snap the motor starter protector onto the holder 3 Connect the motor starter protector 4 Screw the front plate and the rotary operating mechanism tight to the holder use M3 screws M3 ...

Page 436: ...s cover can also be used for the 3RU21 thermal overload relay The sealable cover can be used to secure the rotary button for setting the rated motor current against unauthorized manipulation 4 9 10 2 Mounting Table 4 29 Mounting the sealable cover on the motor starter protector Step Operating instruction Figure 1 2 Attach the hooks on the cover to the openings on the motor starter protector and fo...

Page 437: ...RV2928 1A disconnector module Extending the busbars The busbars are designed for between 2 and 5 motor starter protectors They can be extended at will by clamping the terminal lugs of a second busbar rotated by 180 underneath the terminals of the last respective motor starter protector on the first busbar Combination of sizes S0 and S00 It is possible to combine motor starter protectors of differe...

Page 438: ...onforming to UL 489 CSA C22 2 No 5 02 3 phase infeed terminal The infeed terminal supports larger conductor cross sections than is the case with direct connection on the motor starter protector Infeed terminal from above Infeed terminal from below Note Space requirements of the infeed terminal The infeed terminal with connection from below is connected instead of a motor starter protector You will...

Page 439: ...on from above 3RV29 25 5EB 2 5 to 16 2 5 to 16 10 4 3 4 S00 S0 Cover cap for terminal lugs Cover caps provide touch protection for reserve slots in sizes S00 and S0 order no 3RV19 15 6AB These cover caps need to be removed before extending the busbars 4 9 11 3 Mounting Mounting with 3 phase busbars NOTICE Current carrying capacity When extending the busbars please take their current carrying capac...

Page 440: ...e motor starter protectors snap onto the adapter and are connected at the input side This ready to use unit plugs directly onto the busbar systems thereby taking care of mechanical fastening and electrical connection at the same time Reference For more information about busbar adapters see Catalog LV 1 4 9 12 2 Versions Busbar systems for 60 mm system For copper busbars according to DIN 46433 Widt...

Page 441: ...o mm mm 8US12 50 5AS10 200 45 8US12 50 5AT10 260 45 Lateral modules that can be attached on both sides for widening adapters Adapter length Adapter width Order no mm mm 8US19 98 2BJ10 200 9 Spacer to fix the feeder onto the busbar adapter order no 8US19 98 1BA10 Vibration and shock kit for increased vibration and shock load order no 8US19 98 1CA10 Reference More information Can be found in the cha...

Page 442: ...rting work disconnect the systems and devices from the power supply Adjusting the 8US busbar adapter for the busbar system The busbar adapter can be adjusted to suit the following busbar thicknesses 5 mm delivery condition 10 mm Step Operating instruction Figure 1 Push the 3 fastening blocks down 2 Adjust the fastening blocks in accordance with the busbar thickness 5 mm 10 mm 3 Push the fastening ...

Page 443: ... the button on the top of the busbar adapter to release the holder The holder A should flip out from the front of the busbar adapter 2 Snap the motor starter protector onto the DIN rail connecting it to the busbar adapter 3 Connect the wiring from the busbar adapter to the motor starter protector s main circuit terminal 4 Tighten the screw on the screw terminal Check that the cable is clamped tigh...

Page 444: ...r before or after the 8US busbar adapter has been removed from the busbars Disassembly of the busbar adapter from the busbar system The diagrams below illustrate how the busbar adapter is disassembled from the busbar system Step Operating instruction Figure 1 From the front insert a screwdriver into the right hand opening on the busbar adapter and lock the holder A The button on the top of the bus...

Page 445: ...s SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 445 Step Operating instruction Figure 2 Remove the busbar adapter from the busbars To do this you will first need to push it up slightly so that you can remove it by pulling it off toward you ...

Page 446: ...tem An expansion plug is used to connect the individual modules The electrical connection between the 3 phase busbars and the motor starter protectors is established using connectors The complete system can be installed on a TH 35 DIN rail conforming to DIN EN 60715 and can be expanded at will up to the maximum current carrying capacity of 63 A The simple and time saving plug in connections mean t...

Page 447: ...of two versions with infeed on the left or right hand side is available Power is fed in via spring loaded connections The spring loaded terminals support an infeed of up to 25 mm2 with end sleeve An end cover is also supplied with every module 3 phase busbars for system expansion 3RV2917 4A 3RV2917 4B The 3 phase busbars for system expansion enable the system to be expanded Users can choose module...

Page 448: ...2917 6A The end cover is used to cover the 3 phase busbars at the open end of the system This cover is therefore only required one for each system An end cover is supplied with each 3 phase busbar with infeed Additional end covers are therefore only required as spare parts Connector The connectors are used to establish the electrical connection between the 3 phase busbar and the 3RV2 motor starter...

Page 449: ...29 21 1 3RA29 11 2 or 3RA29 21 2 should generally be used for size S00 and S0 feeders Terminal block 3RV2917 5D The 3RV29 17 5D terminal block can be used to integrate additional 1 2 and 3 phase components alongside the SIRIUS motor starter protector With the aid of the terminal block the 3 phases can be fed out of the system thereby enabling even single phase loads to be integrated into the syste...

Page 450: ... rail 2 Slide the individual busbars together 3 Connect the individual busbars with the expansion plug to establish an electrical connection between the busbars 4 Fit the end cover to cover the terminal connections at the end of the busbars 5 You need the contactor base to mount load feeders Connect this to the underside of the busbar as illustrated in the diagram If you are using DIN rails with a...

Page 451: ...V2 motor starter protector with spring loaded terminals size S0 to the 3RV2917 infeed system Step Operating instruction 1 Snap the motor starter protector onto the infeed system 2 Establish the electrical connection between the infeed system and the motor starter protector by inserting the connector into the corresponding socket contacts as shown in the zoom view Keep hold of the device as you do ...

Page 452: ...echanical connection between motor starter protector and contactor solid state contactor or soft starter Depending on the connection system of the individual parts there are three different types of link module for load feeders Link modules with screw type connection system The motor starter protector and the contactor contactors have a screw connection Link modules for individual devices with spr...

Page 453: ...o 40 Up to 25 Rated operational voltage Ue acc to IEC V 690 AC2 690 AC2 690 AC2 690 AC2 AC 690 AC 690 Rated frequency Hz 50 60 50 60 50 60 50 60 50 60 50 60 Tripping class CLASS 10 CLASS 10 CLASS 10 Thermal overload release A 0 11 to 0 16 to 34 to 40 0 11 to 0 16 to 27 to 32 Without3 0 11 to 0 16 to 20 to 25 0 16 15 fixed setting 0 16 to 15 fixed setting Overcurrent release Multiple of the rated c...

Page 454: ...ssible rated current at internal cubicle temperature 60 C 100 70 C 87 Motor starter protector in enclosure 32 A Permissible rated current at housing ambient temperature 35 C 100 60 C 87 Rated operational voltage Ue acc to IEC V AC 6902 acc to UL CSA V AC 600 Rated frequency Hz 50 60 Rated insulation voltage Ui V 690 Rated impulse withstand voltage Uimp kV 6 Utilization category IEC 60947 2 motor s...

Page 455: ...type Yes for 3RV20 EC type examination certificate number conforming to Directive 94 9 EC ATEX On request Isolating function acc to IEC 60947 2 Yes Main and EMERGENCY OFF switch characteristics4 acc to IEC 60204 1 VDE 0113 Yes Protective separation between the main circuit and the auxiliary circuit necessary for PELV applications acc to DIN EN 60947 1 Up to 400 V 10 Yes Up to 415 V 5 higher voltag...

Page 456: ...A CSA V AC 600 250 Continuous current A 10 10 5 2 5 Switching capacity 1 NO 1 NC 2 NO 2 NC A600 Q300 2 NO 2 NC A300 Q300 A600 Q300 B600 R300 C300 R300 4 10 4 Auxiliary switches front mounted transverse Switching capacity for different voltages 1 CO contact 1 NO 1 NC 2 NO Rated operational current Ie AC 15 alternating voltage 24 V A 4 2 230 V A 3 0 5 400 V A 1 5 690 V A 0 5 AC 12 Ith alternating vo...

Page 457: ...e L R 200 ms V 60 Rated operational current Ie DC 13 at Ue 60 V A 0 3 V 5 Minimum load capacity mA 1 4 10 6 Auxiliary switches lateral and signaling switches Switching capacity for different voltages Lateral auxiliary switch 1 NO 1 NC 2 NO 2 NC 2 NO 2 NC signaling switch Rated operational current Ie AC 15 alternating voltage 24 V A 6 230 V A 4 400 V A 3 690 V A 1 AC 12 Ith alternating voltage 24 V...

Page 458: ... 13 Direct voltages W 20 13 80 During continuous operation Alternating voltages VA W 7 2 2 4 Direct voltages W 2 1 Response voltage Tripping V 0 35 to 0 7 x Us 0 7 to 1 1 x Us Pick up V 0 85 to 1 1 x Us Maximum opening time ms 20 4 10 8 Short circuit protection for auxiliary and control circuits Undervoltage release Shunt release gL gG melting fuses A 10 Miniature circuit breaker C characteristic ...

Page 459: ... 10 1 1 5 25 max 10 25 Finely stranded with end sleeve DIN 46228 Part 1 mm2 2 x 0 5 to 1 5 1 2 x 0 75 to 2 5 1 2 x 1 to 2 5 1 2 x 2 5 to 6 1 1 x 10 1 16 max 6 16 AWG cables solid or stranded AWG 2 x 18 to 14 1 2 x 12 2 x 16 to 12 1 2 x 14 to 8 1 2 x 14 to 10 Connection type Spring loaded terminals Operating tool mm 3 0 x 0 5 3 5 x 0 5 Conductor cross sections min max 1 wire or 2 wire connection po...

Page 460: ...clamping point both cross sections must be located in the range indicated If identical cross sections are used this restriction does not apply 2 d2 d3 4 10 10 Conductor cross sections auxiliary and control circuits Type 3RV2 11 3RV2 21 3RV27 11 3RV28 11 Size S00 S0 S00 Width 45 mm 45 mm 45 mm Connection type Screw connection Connection screw M3 Pozidriv size 2 Operating tool mm 5 6 Specified tight...

Page 461: ...f the conductor insulation mm 3 6 Connection type Ring cable lug connection Connection screw M3 Pozidriv size 2 Operating tool mm 5 to 6 Specified tightening torque Nm 0 8 to 1 2 Usable ring cable lugs mm DIN 46234 without insulating sleeve DIN 46225 without insulating sleeve DIN 46237 with insulating sleeve JIS C2805 type R without insulating sleeve JIS C2805 type RAV with insulating sleeve JIS C...

Page 462: ...rrent at the installation location exceeds the motor starter protector s specified rated service short circuit breaking capacity you will need to use a backup fuse It is also possible to install an upstream motor starter protector with a limiter function The maximum rated current of this backup fuse is indicated in the tables The rated ultimate short circuit breaking capacity then applies as speci...

Page 463: ... 525 V AC Up to 690 V AC Motor starter protector Rated current In Icu Ics Max fuse gL gG 3 Icu Ics Max fuse gL gG Icu Ics Max fuse gL gG Type A kA kA A kA kA A kA kA A Size S00 0 16 1 25 100 100 100 100 100 100 1 6 100 100 100 100 100 100 2 100 100 100 100 10 10 25 2 5 100 100 100 100 10 10 25 3 2 100 100 100 100 10 10 32 4 100 100 100 100 6 4 32 5 100 100 100 100 6 4 32 6 3 100 100 100 100 6 4 50...

Page 464: ...A respectively As such the motor starter protectors are short circuit proof in this range If the short circuit current at the installation location exceeds the motor starter protector s specified rated service short circuit breaking capacity you will need to use a backup fuse The maximum rated current of this backup fuse is indicated in the tables The rated short circuit breaking capacity then app...

Page 465: ...ent at installation location is IcuIT 5 Alternatively fuseless limiter combinations can be used for 690 V AC Table 4 35 Short circuit breaking capacity IcuIT in the IT system part 2 Up to 440 V2 460 V3 AC Up to 500 V2 525 V3 AC Up to 690 V6 AC Rated current In IcuIT Max fuse gL gG 4 5 IcuIT Max fuse gL gG 4 5 IcuIT Max fuse gL gG 4 A kA A kA A kA A Size S00 0 16 0 4 100 1 100 1 100 1 0 5 100 1 100...

Page 466: ...Size S0 16 2 50 2 50 1 5 40 20 2 50 2 50 1 5 50 22 2 50 2 50 1 5 50 25 2 50 2 50 1 5 50 28 2 63 2 63 1 5 63 32 2 63 2 63 1 5 63 36 2 63 2 63 1 5 63 40 2 63 2 63 1 5 63 1 No backup fuse required as short circuit proof up to 100 kA 2 10 overvoltage 3 5 overvoltage 4 Backup fuse only required if short circuit current at installation location is IcuIT 5 Alternatively fuseless limiter combinations can ...

Page 467: ... UL CSA 4 10 12 1 Approved according to UL 508 CSA C22 2 No 14 The motor starter protectors in the 3RV2 series are approved for UL CSA and can be used conforming to UL 508 and CSA C22 2 No 14 individually or as load feeders in conjunction with a contactor These motor starter protectors can be used as Manual Motor Controller for Group Installations as Manual Motor Controller Suitable for Tap Conduc...

Page 468: ... 10 1 6 1 2 1 4 3 4 1 1 2 2 2 8 4 1 8 1 4 3 4 1 3 3 4 2 3 3 5 5 1 6 1 2 1 3 1 1 2 1 3 3 4 4 6 3 1 4 1 2 1 2 1 1 2 1 1 2 3 5 5 5 8 1 3 3 4 3 4 2 1 2 5 5 7 10 1 2 1 1 2 1 1 2 3 5 7 1 2 9 12 5 1 2 1 1 2 1 1 2 3 2 3 7 1 2 10 11 16 1 2 2 3 2 5 10 3RV2021 3RV2121 3RV2321 3RV2421 size S0 11 16 1 2 2 3 2 5 10 14 20 1 1 2 3 3 5 3 5 10 17 22 1 1 2 3 3 5 3 7 1 2 15 20 25 2 3 3 5 200 V 7 1 2 208 V 3 7 1 2 15 ...

Page 469: ...The file numbers for the approval of the 3RV as a manual motor controller are as follows UL File No 47705 CCN NLRV CSA Master Contract 165071 Product Class 3211 05 Motor starter protector hp rating1 for FLA2 max Type V 1 phase 3 phase Size S00 3RV20 11 3RV21 11 3RV23 11 3RV24 11 115 1 2 200 2 3 230 2 5 460 10 FLA2 max 16 A 480 V 12 5 A 600 V 575 600 10 Size S0 3RV20 21 3RV21 23 3RV23 21 3RV 21 3RV...

Page 470: ...0 V AC Rated current UL CSA UL CSA UL CSA In Ibc Ibc Ibc Ibc Ibc Ibc A kA kA kA kA kA kA 4 65 65 65 65 30 30 5 65 65 65 65 30 30 6 3 65 65 65 65 30 30 8 65 65 65 65 30 30 10 65 65 65 65 30 30 12 5 65 65 65 65 30 30 16 65 65 65 65 Size S0 20 65 65 65 65 22 65 65 65 65 25 65 65 65 65 28 65 65 50 50 32 65 65 50 50 36 65 65 12 12 40 65 65 12 12 ...

Page 471: ...s a Manual Motor Controller Suitable for Tap Conductor Protection in Group Installations This requires approved fuses according to UL 248 or a circuit breaker according to UL 489 These devices must be dimensioned according to the National Electrical Code installation regulation 3RV20 motor starter protectors are approved as Manual Motor Controller Suitable for Tap Conductor Protection in Group Ins...

Page 472: ...3870002 03 240 V AC 480 V 277 V AC 600 V 347 V AC Rated current UL UL UL In Ibc Ibc Ibc A kA kA kA Size S00 0 16 1 25 65 65 30 1 6 65 65 30 2 65 65 30 2 5 65 65 30 3 2 65 65 30 4 65 65 30 5 65 65 30 6 3 65 65 30 8 65 65 30 10 65 65 30 12 5 65 65 30 16 65 65 Size S0 20 65 65 22 65 65 25 65 65 28 50 50 32 50 50 ...

Page 473: ...e barriers order no 3RV2928 1K CSA approval does not require extended clearances and creepage distances The terminal blocks or phase barriers can therefore be omitted for use as a Self Protected Combination Motor Controller according to the CSA 3RV20 motor starter protectors are approved as Self Protected Combination Motor Controller under the following file numbers UL File No E156943 CCN NKJH CSA...

Page 474: ... In Ibc Ibc Ibc Ibc Ibc Ibc A kA kA kA kA kA kA Size S00 0 16 1 25 65 65 65 65 30 30 1 6 65 65 65 65 30 30 2 65 65 65 65 30 30 2 5 65 65 65 65 30 30 3 2 65 65 65 65 30 30 4 65 65 65 65 30 30 5 65 65 65 65 30 30 6 3 65 65 65 65 30 30 8 65 65 65 65 30 30 10 65 65 65 65 30 30 12 5 65 65 65 65 30 30 16 65 65 65 65 Size S0 20 65 65 65 65 22 65 65 65 65 25 65 65 65 65 28 50 50 50 50 32 50 50 50 50 ...

Page 475: ...Connection screw M4 Rear clamping point connected Solid mm 1 10 Finely stranded with end sleeve mm 1 to 16 Stranded mm 1 5 25 AWG cables solid or stranded mm 16 to 3 Connection screw M4 Both clamping points connected Front clamping point Solid mm 1 to 10 Finely stranded with end sleeve mm 1 to 10 Stranded mm 2 5 to 10 AWG cables solid or stranded mm 14 to 6 Connection screw M4 Rear clamping point ...

Page 476: ...an be used as upstream short circuit protection devices for Manual Motor Controller and Manual Motor Controller Suitable for Tap Conductor Protection in Group Installations 3RV27 and 3RV28 are approved as Circuit Breaker under the following file numbers UL File No E235044 CCN DIVQ CSA Master Contract 165071 Product Class 1432 01 3RV2711 480 V 277 V AC 600 V 347 V AC Rated current UL CSA UL CSA In ...

Page 477: ...tem Manual 01 2011 A8E56203870002 03 477 3RV2811 480 V 277 V AC 600 V 347 V AC Rated current UL CSA UL CSA In Ibc Ibc Ibc Ibc A kA kA kA kA 0 16 1 25 65 65 10 10 1 6 65 65 10 10 2 65 65 10 10 2 5 65 65 10 10 3 2 65 65 4 65 65 5 65 65 6 3 65 65 8 65 65 10 65 65 12 5 65 65 15 65 65 ...

Page 478: ... 11 Dimension drawings dimensions in mm Note All dimensions are specified in mm 4 11 1 Dimension drawings for 3RV2 motor starter protectors Motor starter protector with screw type connection system Figure 4 10 Motor starter protector with screw type connection system S00 Figure 4 11 Motor starter protector with screw type connection system S0 ...

Page 479: ...m SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 479 Motor starter protector with spring loaded connection system Figure 4 12 Motor starter protector with spring loaded connection system S00 Figure 4 13 Motor starter protector with spring loaded connection system S0 ...

Page 480: ...n mm SIRIUS Innovations 480 System Manual 01 2011 A8E56203870002 03 Motor starter protector with ring cable lug connection system Figure 4 14 Motor starter protector with ring cable lug connection system Circuit breaker acc to UL 489 Figure 4 15 Circuit breaker acc to UL 489 ...

Page 481: ...SIRIUS 3RV2 motor starter protectors 4 11 Dimension drawings dimensions in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 481 Drilling plan Figure 4 16 Drilling plan ...

Page 482: ... Internal circuit diagrams You can find the internal circuit diagrams for SIRIUS Innovations products online in the image database www siemens com lowvoltage bilddb Enter the order number of the device in the Order number field and in the Type of object selection menu on the left hand side select Unit wiring diagram Figure 4 17 Image database ...

Page 483: ... 0 3RV27 1 0 3RV28 1 0 3RV23 1 0 7 7 7 7 7 7 Motor starter protectors for motor protection transformer protection system protection Motor starter protector for starter protection 3RV20 1 5 3RV24 1 5 7 7 7 Motor starter protectors for motor protection transformer protection with transverse auxiliary switch 3RV21 1 0 7 67 7 7 7 Motor starter protectors for motor protection with overload relay functi...

Page 484: ...NC contact 2 NO contacts 2 NC contacts Transverse auxiliary switches 3RV2901 1D 3RV2901 E 3RV2901 F 3RV2901 J 1 CO contact 1 NO contact 1 NC contact 2 NO contacts 2 NO contacts 2 NC contacts Auxiliary releases and signaling switches Auxiliary release 3RV2902 A 3RV2922 C 3RV2902 D 8 8 Undervoltage release Undervoltage release with leading auxiliary contacts 2 NO Shunt release Signaling switch 3RV29...

Page 485: ... Resistance to extreme climates The overload relays are climate proof according to IEC 60721 3 Touch protection Overload relays are safe to touch according to DIN VDE 0106 Part 100 Terminal covers may have to be fitted onto the connecting bars depending on the assignment to other devices Reference Other standards that 3RU21 and 3RB30 3RB31 overload relays conform to are listed in the chapter title...

Page 486: ...n overload phase asymmetry or a phase failure results in an increase of the motor current beyond the set rated motor current This current rise is detected by the current transformers integrated in the devices and evaluated by corresponding solid state circuits which then supply a pulse to the auxiliary contacts The contacts then disconnect the load via a contactor The contactor function is not an ...

Page 487: ... solid state overload relay 3RB31 solid state overload relay Rated operational voltage Ue 690 V AC 690 V AC 690 V AC Rated frequency 50 60 Hz 50 60 Hz 50 60 Hz Tripping classes CLASS 10 CLASS 10 or 20 fixed CLASS 5 10 20 30 adjustable Current ranges for thermal overload releases 0 11 to 0 16 A to 34 to 40 A Current ranges for solid state overload releases 0 1 to 0 4 A to 10 to 40 A 0 1 to 0 4 A to...

Page 488: ...nd single phase AC loads Note Protection of DC loads single phase AC loads If a 3RU21 thermal overload relay is to be used to protect DC loads or single phase AC loads all the bimetal strips have to be heated Therefore all of the relay s main current paths have to be connected in series 3RB30 3RB31 solid state overload relays 3RB30 3RB31 solid state overload relays are designed to protect three ph...

Page 489: ...an 100 kA Therefore the fused option comprising fuses contactor overload relay is often used in 690 V supplies An automatic RESET can be performed easily in conjunction with an overload relay As a result the feeder does not have to be powered back up locally following an overload release Attachable electrical and mechanical RESET modules which are compatible for use with all sizes enable 3RU21 the...

Page 490: ...ontrol circuit Information about the date of manufacture and product version appears below 5 Main circuit terminal A screw type spring loaded or ring cable lug connection system can be used to connect the main circuit terminal 6 STOP button Pressing the button opens the NC contact thereby disconnecting the downstream contactor The NC contact closes again when the button is released 7 Selector swit...

Page 491: ...uired tripping class dependent upon the starting conditions and activate internal ground fault detection 5 Electronics test device test Enables a test of all major device components and functions 6 Control circuit terminal removable A screw type or spring loaded system can be used to connect the control circuit terminal 7 Main circuit terminal A screw type or spring loaded system can be used to co...

Page 492: ...uct description SIRIUS Innovations 492 System Manual 01 2011 A8E56203870002 03 Auxiliary contacts 3RB30 3RB31 solid state overload relays are equipped with an NO contact for the tripped message and an NC contact for disconnecting the contactor ...

Page 493: ... the products from the innovative SIRIUS modular system are matched to one another both electrically and mechanically they can be combined quickly and easily Reference More information Can be found in the chapter titled About the possible combinations of standard products from the SIRIUS modular system System overview under Device combinations Page 70 ...

Page 494: ...ys The current rise caused by the overload causes increased heat rise affecting the heating elements The bimetals respond by deflecting and actuate the auxiliary contacts via the release mechanism Functional principle of 3RB30 3RB31 solid state overload relays The current rise is detected by the integrated current transformers and evaluated by corresponding solid state circuits which then supply a...

Page 495: ...The tripping times according to IEC EN 60947 4 1 are as follows Table 5 4 Tripping times dependent upon tripping classes according to standard IEC EN 60947 4 1 Tripping class Tripping time tA in s at 7 2 x Ie from cold CLASS 10 A 2 tA 10 CLASS 10 4 tA 10 CLASS 20 6 tA 20 CLASS 30 9 tA 30 3RB30 3RB31 solid state overload relays 3RB30 solid state overload relays are available for normal starting con...

Page 496: ...60 Part 102 this current has to lie within specific defined limits The limits for the total tripping current in the case of 3RU21 3RB30 3RB31 overload relays with symmetrical 3 pole loading are between 105 and 120 of the current setting Tripping characteristics The limit tripping current determines the progression of the tripping characteristic curve up to higher tripping currents based on the cha...

Page 497: ... tripping time or a higher current if no additional action was taken If these higher currents are applied over a longer period of time they usually cause damage to the load To avoid damage 3RU21 overload relays feature phase loss sensitivity which uses a corresponding mechanism to induce accelerated tripping in accordance with the characteristic curve for 2 pole loading from the cold state Compare...

Page 498: ...ing from the cold state see Figure 2 In the event of phase asymmetry the devices disconnect dependent upon the extent of the asymmetry between the two characteristic curves Compared with a cold load a load at operating temperature obviously has a lower temerature reserve It is for this reason that the tripping time of 3RB30 3RB31 solid state overload relays is reduced to approximately 30 following...

Page 499: ...isture condensation etc Ground fault protection In the event of a ground fault the device trips immediately disconnecting the contactor and thus the load by means of the auxiliary contacts To also protect the load and the system against ground faults caused by damaged insulation moisture condensation etc the overload relays support ground fault monitoring by means of internal ground fault detectio...

Page 500: ...ntact NC 95 96 Disconnects the contactor thereby protecting The contactor The cables The load NO contact NO 97 98 Sends a signal e g to the Control system Lamp Other actuators Note Contact rating The contact rating of the auxiliary switches to be taken into account is specified in the Technical data Page 536 Reference More information Can be found in About the response of auxiliary contacts The ch...

Page 501: ...verload relay can trip for the following reasons Overload Phase asymmetry Phase failure or Ground fault 3RB31 Internal error 3RB30 3RB31 Resetting The relay is reset manually or automatically after a recovery time has elapsed Reference Additional information Can be found in the chapter titled About resetting RESET after release Page 517 5 4 5 Self monitoring 3RB30 3RB31 only 3RB30 3RB31 solid stat...

Page 502: ... for the 3RU21 thermal overload relay The TEST slide can be used to check whether the operational 3RU21 thermal overload relay is working properly The tripping of the relay can be simulated by moving the slide This simulation process opens the NC contact 95 96 and closes the NO contact 97 98 thereby checking that the auxiliary circuit has been wired to the overload relay correctly Test function fo...

Page 503: ...ingle phase AC loads Note In the case of three phase current loads only 3 pole circuits 3 phases are permitted 4 pole circuits 3 phases neutral conductor are not permitted NOTICE Design of motor feeders An overload relay alone cannot protect a load against overload The overload relay simply detects the current evaluates it and switches the auxiliary contacts according to the relevant tripping char...

Page 504: ...n data for load feeders in fuseless and fused designs order no 3ZX1012 0RA21 1AC0 provides information about the assembly of type tested motor feeders according to IEC EN 60947 4 1 with type of coordination 1 or 2 5 5 1 2 Normal and heavy duty starting Normal starting Selecting the right overload relay means considering the start time as well as the rated motor current The start time refers to the...

Page 505: ...switching over from star wye to delta operation These can cause ground fault monitoring to respond 5 5 1 4 Operation with frequency converters 3RU21 thermal overload relays 3RU21 thermal overload relays are suitable for operation with frequency converters Depending on the frequency of the converter eddy current and skin effects that occur mean that in some cases a current higher than the motor cur...

Page 506: ... explosion protection An up to date type overview of approved devices appears in the Siemens Low Voltage LV1 Catalog More information and certificates for download are available on the Internet http www siemens com automation service support 5 5 4 Application environment The following information must be taken into account when planning applications involving overload relays Installation altitude ...

Page 507: ... C to 60 C according to IEC EN 60947 4 1 The reduction factors which have to be taken into account when using solid state overload relays at an ambient temperature higher than 60 C can be obtained on request from our Technical Assistance on the Internet http www siemens com automation service support Derating during heavy duty starting for 3RB30 3RB31 overload relays There is no derating during he...

Page 508: ...well as for stand alone assembly 5 6 2 Minimum clearances and mounting position Minimum clearance A minimum lateral clearance of 6 mm must be maintained from grounded parts Mounting position for 3RU21 thermal overload relay The diagrams below illustrate the permissible mounting positions for contactor mounting and stand alone assembly in the case of 3RU21 thermal overload relays Table 5 13 Permiss...

Page 509: ...tor overload relay combinations can be snapped onto 35 mm DIN rails according to DIN EN 50022 Table 5 14 Mounting the 3RU21 overload relay with a screw type connection system Step Operating instruction Figure 1 Push the overload relay into the contactor from below Attach the two hooks on the overload relay to the two openings on the rear of the contactor This pushes the main current contacts into ...

Page 510: ...at the guide tabs are inserted into the designated slots on the contactor The overload relay will sit flush with the contactor on the left and right hand sides D The table below shows the openings of the main conductor terminals on the contactor into which the overload relay contacts have to be inserted Main conductor terminals on the contactor a S00 Main conductor terminals on the contactor a S0 ...

Page 511: ...the contactor relay combination from the DIN rail press the contactor down and pull it toward you Table 5 16 Overload relay disassembly screw type connection system Step Operating instruction Figure 1 Undo the screw on the main conductor terminals 2 Pull the overload relay down and away from the contactor Table 5 17 Overload relay disassembly spring loaded connection system Step Operating instruct...

Page 512: ... Innovations 512 System Manual 01 2011 A8E56203870002 03 Note Ring cable lug connection system The procedure for disassembling the overload relays with ring cable lug connection system is similar to that for disassembly with screw type connection system ...

Page 513: ...tion see the chapter titled Connection Page 74 Coil repeat and auxiliary switch repeat terminal In the case of size S00 3RU21 thermal overload relays and 3RB30 3RB31 solid state overload relays direct contactor mounting involves feed through of the auxiliary switch and coil terminals A2 on the contactor This makes wiring much easier Touch protection Please observe the information in the chapter ti...

Page 514: ...n of terminals Terminal Designation 2T1 4T2 6T3 Main circuit terminals 95 96 NC contact NC 95 96 97 98 NO contact NO 97 98 14 22 Feed through contactor auxiliary switch S00 only A2 Feed through contactor coil terminal S00 only Reference More information Can be found in the chapter titled About connecting the SIRIUS modular system System overview under Connection Page 74 About conductor cross secti...

Page 515: ...ed Connection of terminals Terminal Designation 2T1 4T2 6T3 Main circuit terminals 95 96 NC contact NC 95 96 97 98 NO contact NO 97 98 14 22 Feed through contactor auxiliary switch S00 only A2 Feed through contactor coil terminal S00 only Reference More information Can be found in the chapter titled About connecting the SIRIUS modular system System overview under Connection Page 74 About conductor...

Page 516: ... overload relays are set to the rated motor current with a rotary knob The scale on the rotary knob is in amperes NOTICE The overload relays may only be set between the setting marks at the top and the bottom of the scale in other words a setting above or below the setting scale is not permitted The figure below shows how to set the rated motor current based on the example of the 3RU21 thermal ove...

Page 517: ...on the device by pressing the RESET button RESET A remote reset remote RESET is possible in conjunction with the mechanical and electrical RESET modules which are available as accessories If automatic RESET is set on the overload relay the relay will be reset automatically A relay can only ever be reset after the recovery time has elapsed WARNING Automatic machine restart Can result in death serio...

Page 518: ...value and is 3 minutes following a current dependent release with automatic RESET selected If manual RESET is selected the 3RB30 3RB31 relays can be reset immediately after tripping Setting the RESET function on the 3RU21 thermal overload relay On the 3RU21 thermal overload relay automatic and manual resetting is selected by pressing and turning the blue button RESET button The figure below shows ...

Page 519: ...ays by applying a 24 V DC voltage at terminals A3 and A4 When a voltage of 24 V is applied at terminals A3 A4 of the 3RB31 a current flows for approx 20 ms which can be 200 mA for a short time After the 20 ms the current drops to less than 10 mA The voltage needs to be applied for at least 200 ms Table 5 19 Switching between manual and automatic on 3RB30 3RB31 solid state overload relays Step Oper...

Page 520: ... be simulated by moving the slide with a screwdriver This simulation process opens the NC contact and closes the NO contact thereby checking that the auxiliary circuit has been wired to the overload relay correctly TEST Figure 5 5 Testing the TEST function Resetting If the overload relay has been set to automatic RESET the overload relay is automatically reset when the TEST slide is released The r...

Page 521: ...n Tripping within CLASS 5 3 min 30 s CLASS 10 5 min 1 min CLASS 20 10 mins 2 mins CLASS 30 15 mins 3 min Note The TEST button must be held down throughout the test In this case the motor current must be 80 of the current setting Ie and equal to at least the value of the lower current setting The switch position indicator slide can be used to test the auxiliary contacts and the control current wiri...

Page 522: ... the tripped signal and an NC contact NC 95 96 for disconnecting the contactor The auxiliary contacts have high contact reliability this makes them suitable for PLCs Furthermore the high switching capacity facilitates direct switching of the contactor coil The table below shows how the auxiliary contacts respond when the TEST STOP 3RU21 only and RESET buttons are pressed READY TEST STOP RESET NC 9...

Page 523: ...hout the need for tools Accessories 3RU21 3RB30 3RB31 Terminal support for stand alone assembly Release slide mechanical remote RESET compatible for use with all sizes Release slide mechanical remote RESET compatible for use with all sizes Electrical remote RESET module in three voltage variants compatible for use with all sizes integrated in device Terminal cover for ring cable lug connections co...

Page 524: ...e terminal supports for stand alone assembly are available for both screw type and spring loaded connection systems 5 9 2 2 Mounting Disassembly The terminal supports can be snapped onto 35 mm DIN rails according to DIN EN 50022 They can also be screw mounted The figure below shows how the terminal support for stand alone assembly is mounted based on the example of a 3RU21 thermal overload relay T...

Page 525: ...e contacts flush to the right Make sure that the guide tabs are inserted into the designated slots on the terminal support D Disassembly Table 5 22 Disassembling the terminal support screw type connection system Step Operating instruction Figure 1 Undo the screws on the main conductor terminals 2 Release the overload relay by pushing down the clip on the underside of the terminal support 3 Use a s...

Page 526: ...spring loaded connection system Step Operating instruction Figure 1 Release the overload relay by pushing down the clip on the underside of the terminal support 2 Position the screwdriver on the terminal support as shown in the figure Carefully dislodge the overload relay from the contactor 3 Pull the overload relay forward and away from the terminal support ...

Page 527: ... and former is used to activate the RESET from the control cabinet door it is shortened to the required length A pushbutton with extended travel and an extension plunger for compensation of the distance between the pushbutton and the relay s unlocking button are available for the release slide 5 9 3 2 Mounting Disassembly The figure below shows how the release slide the holder the former and the p...

Page 528: ...00 0EA11 in the front cover 4 Optional Attach the pushbutton to the extension plunger 3SX1335 3SX1335 3SB3000 0EA11 3 4 5 Disassembly The figure below shows how to disassemble the holder based on the example of the 3RU21 thermal overload relay Table 5 25 Disassembling the release slide Step Operating instruction Figure 1 Press the locking latch down 2 Tilt the module toward you and take it off the...

Page 529: ...ys and solid state overload relays There are two options for the mechanical remote RESET Release slide Page 527 Cable release with holder for built in overload relays which are hard to reach Cable release compatible for use with all sizes There is one cable release with holder for built in overload relays which are hard to reach for thermal overload relays and another for solid state relays both a...

Page 530: ... on the overload relay 2 Fold the module up so that the locking latch snaps into the overload relay 3 Fit the actuating element in the front cover 4 Attach the pushbutton to the former and the connection wire 5 6 Insert the cable release into the appropriate opening and turn to tighten Ø 6 5 mm 8 mm Disassembly The figure below shows how to disassemble the holder for the cable release based on the...

Page 531: ...ating duration of 0 2 s to 4 s maintained contact operation is not permissible 5 9 5 2 Connecting the remote RESET Connection The screw connections on the terminals of the electrical remote RESET module have the same format as the screw connections on the auxiliary contacts of the 3RU21 overload relay Table 5 28 Connection data for the remote RESET Operating range The operating range of the coil i...

Page 532: ...ounting the electrical remote RESET module on the thermal overload relay Step Operating instruction Figure 1 Attach the hook to the designated opening 2 Fold the module up so that the locking latch snaps into the overload relay Disassembly Table 5 30 Disassembling the electrical remote RESET module from the thermal overload relay Step Operating instruction Figure 1 Press the locking latch down 2 T...

Page 533: ...can be used as an accessory for 3RU2 thermal overload relays and 3RV2 motor starter protectors circuit breakers acc to UL The sealable cover can be used to protect the rotary button for setting the rated motor current and the CO contact for the tripping classes 3RB31 only against unauthorized manipulation 5 9 6 2 Mounting Table 5 31 Mounting the sealable cover on the 3RU21 overload relay Step Oper...

Page 534: ...ruction Figure 3 Seal the cover to secure it against unauthorized removal Table 5 32 Mounting the sealable cover on the 3RB30 3RB31 overload relay Step Operating instruction Figure 1 2 Attach the hooks on the cover to the openings on the overload relay and fold the cover up 3 Seal the cover to secure it against unauthorized removal ...

Page 535: ...7 1 Description Function Covers must be fitted to thermal overload relays with ring cable lug connection system to achieve finger safety according to IEC 61140 Both line side and output side covers are available Additional covers are not required for devices with spring loaded and screw type connection systems 58 57 58 58 57 59 Size S00 3RU2116 Size S0 3RU2126 ...

Page 536: ...ion functions supported by 3RU21 and 3RB20 3RB31 overload relays Feature Description 3RU21 3RB30 3RB 31 Tripping in the event of overload Provides optimum current dependent protection of loads against impermissibly high temperature rise due to overload Tripping in the event of phase asymmetry Provides optimum current dependent protection of loads against impermissibly high temperature rise due to ...

Page 537: ...ut signals 5 10 1 4 Configuration of load feeders Table 5 36 Configuration of load feeders 3RU21 and 3RB30 3RB31 Feature Description 3RU21 3RB30 3RB 31 Short circuit proof up to 100 kA at 690 V in conjunction with the appropriate fuses or the appropriate motor starter protector Provides optimum protection of the loads and operating personnel in the event of short circuits due to insulation faults ...

Page 538: ...tors which start up very quickly and require special protection measures 3RB31 only Tripping class CLASS 10 Enable solutions for heavy duty starting Low power loss Reduces power consumption power consumption is up to 98 less than with thermal overload relays and thus energy costs Minimizes the temperature rise of the contactor and the control cabinet in some cases this may eliminate the need for c...

Page 539: ...RESET min Depending on the level of the tripping current and the tripping characteristic curve Remote RESET min Depending on the level of the tripping current and the tripping characteristic curve Equipment Display of operating state on device Yes by means of TEST function switch position indicator slide TEST function Yes RESET button Yes STOP button Yes Safe operation of motors with increased saf...

Page 540: ... overload relays Field related interference suppression to IEC 61000 4 3 corresponds to severity 3 V m EMC immunity is not relevant in the case of thermal overload relays Electromagnetic compatibility EMC Emitted interference EMC immunity is not relevant in the case of thermal overload relays Resistance to extreme climates Humidity 90 Dimensions See Dimension drawings dimensions in mm Page 552 Ins...

Page 541: ... Size S00 S0 Width 45 mm 45 mm Connection type Screw connection Connection screw M3 Pozidriv size 2 M4 Pozidriv size 2 Operating tool 5 to 6 5 to 6 Tightening torque Nm 0 8 to 1 2 2 to 2 5 Conductor cross sections min max 1 wire or 2 wire connection possible Solid mm2 2 x 0 5 to 1 5 1 2 x 0 75 to 2 5 1 2 x 0 5 to 4 1 2 x 1 to 2 5 1 2 x 2 5 to 10 1 Finely stranded with end sleeve DIN 46228 Part 1 m...

Page 542: ... to 2 5 Usable ring cable lugs mm DIN 46234 without insulating sleeve DIN 46225 without insulating sleeve DIN 46237 with insulating sleeve JIS C2805 type R without insulating sleeve JIS C2805 type RAV with insulating sleeve JIS C2805 type RAP with insulating sleeve d2 2 min 3 2 d3 2 max 7 5 d2 2 min 4 3 d3 2 max 12 2 1 If two different conductor cross sections are being connected to one clamping p...

Page 543: ...tion voltage Ui pollution degree 3 V 690 Rated impulse withstand voltage Uimp kV 6 Contact rating of the auxiliary contacts NC with alternating current AC 14 AC 15 rated operational current Ie at Ue 24 V A 4 120 V A 4 125 V A 4 230 V A 3 400 V A 2 600 V A 0 75 690 V A 0 75 NO with alternating current AC 14 AC 15 rated operational current Ie at Ue 24 V A 3 120 V A 3 125 V A 3 230 V A 2 400 V A 1 60...

Page 544: ... auxiliary circuit connection 3RU21 overload relays Type 3RU21 16 3RU21 26 Size S00 S0 Width 45 mm 45 mm Connection type Screw connection Connection screw M3 Pozidriv size 2 Operating tool mm 5 to 6 Tightening torque Nm 0 8 to 1 2 Conductor cross sections min max 1 wire or 2 wire Solid mm2 2 x 0 5 to 1 5 1 2 x 0 75 to 2 5 1 Finely stranded with end sleeve DIN 46228 Part 1 mm2 2 x 0 5 to 1 5 1 2 x ...

Page 545: ... 1 2 Usable ring cable lugs mm DIN 46234 without insulating sleeve DIN 46225 without insulating sleeve DIN 46237 with insulating sleeve JIS C2805 type R without insulating sleeve JIS C2805 type RAV with insulating sleeve JIS C2805 type RAP with insulating sleeve d2 2 min 3 2 d3 2 max 7 5 1 If two different conductor cross sections are being connected to one clamping point both cross sections must ...

Page 546: ...depending on the version Recovery time Automatic RESET min approx 3 min Manual RESET min Immediately Remote RESET min Immediately Equipment Display of operating state on device Yes via switch position indicator slide TEST function Yes electronics can be tested by pressing the TEST button auxiliary contacts and wiring of control circuit are tested by moving the switch position indicator slide self ...

Page 547: ... IEC 61000 4 5 corresponds to severity 3 kV 2 line to ground 1 line to line Electrostatic discharge acc to IEC 61000 4 2 corresponds to severity 3 kV 8 air discharge 6 contact discharge Field related interference suppression to IEC 61000 4 3 corresponds to severity 3 V m 10 Electromagnetic compatibility EMC Emitted interference Severity B acc to EN 55011 CISPR 11 and EN 55022 CISPR 22 Resistance t...

Page 548: ...ltage Uimp kV 6 Rated operational voltage Ue V 690 Type of current DC current No AC current Yes 50 60 Hz 5 Current setting A 0 1 to 0 4 to 4 to 16 0 1 to 0 4 to 10 to 40 Power loss per device max W 0 05 0 2 Short circuit protection With fuse without contactor See Selection and ordering data in Catalog LV 1 N SIRIUS Innovations With fuse and contactor See the chapter titled Motor starter protectors...

Page 549: ...x 1 to 2 5 1 2 x 2 5 to 10 1 Finely stranded with end sleeve mm2 2 x 0 5 to 1 5 1 2 x 0 75 to 2 5 1 2 x 1 to 2 5 1 2 x 2 5 to 6 1 max 1 x 10 AWG cables solid or stranded AWG 2 x 20 to 16 1 2 x 18 to 14 1 2 x 121 2 x 16 to 12 1 2 x 14 to 8 1 Connection type Spring loaded connection Operating tool 3 0 x 0 5 and 3 5 x 0 5 Conductor cross sections min max Solid mm2 1 x 0 5 to 4 1 x 1 to 10 Finely stra...

Page 550: ...or Rated insulation voltage Ui pollution degree 3 V 300 Rated impulse withstand voltage Uimp kV 4 Contact rating of the auxiliary contacts NC with alternating current AC 14 AC 15 rated operational current Ie at Ue 24 V A 4 120 V A 4 125 V A 4 250 V A 3 NO with alternating current AC 14 AC 15 rated operational current Ie at Ue 24 V A 4 120 V A 4 125 V A 4 250 V A 3 NC NO with direct current DC 13 r...

Page 551: ...iary circuit Switching capacity 3RB30 B600 R300 3RB31 B300 R300 5 10 3 5 Conductor cross sections auxiliary circuit Table 5 47 Technical data for the main circuit connection 3RB30 3RB31 overload relays Type 3RB30 1 3RB31 1 3RB30 2 3RB31 2 Size S00 S0 Width 45 mm 45 mm Connection type Screw connection Connection screw Pozidriv size 2 Operating tool 5 to 6 Tightening torque Nm 0 8 to 1 2 Conductor c...

Page 552: ... System Manual 01 2011 A8E56203870002 03 5 11 Dimension drawings dimensions in mm Note All dimensions are specified in mm 5 11 1 Dimension drawings for 3RU21 thermal overload relays 3RU2116 B0 S00 76 5 29 33 45 118 Figure 5 7 3RU2116 B0 3RU2116 4 B1 S00 75 5 37 56 36 45 89 Figure 5 8 3RU2116 4 B1 ...

Page 553: ...d relays 5 11 Dimension drawings dimensions in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 553 3RU2116 C0 S00 94 35 5 64 45 136 Figure 5 9 3RU2116 C0 3RU2116 C1 S00 80 51 5 60 56 45 102 Figure 5 10 3RU2116 C1 ...

Page 554: ...mension drawings dimensions in mm SIRIUS Innovations 554 System Manual 01 2011 A8E56203870002 03 3RU2126 B0 S0 43 5 a 152 45 45 b a AC 92 DC 102 b AC 34 DC 44 Figure 5 11 3RU2126 B0 3RU2126 4 B1 S0 44 5 90 97 45 62 44 Figure 5 12 3RU2126 4 B1 ...

Page 555: ...mension drawings dimensions in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 555 3RU2126 C0 S0 5 51 185 45 a b a AC 93 DC 103 b AC 76 DC 86 Figure 5 13 3RU2126 C0 3RU2126 4 C1 S0 55 5 5 92 114 45 72 73 Figure 5 14 3RU2126 4 C1 ...

Page 556: ...SIRIUS Innovations 556 System Manual 01 2011 A8E56203870002 03 5 11 2 Dimension drawings for 3RB30 3RB31 solid state overload relays 3RB3 1 B0 S00 Figure 5 15 3RB3 1 B0 3RB3 1 B0 and 3RU2916 3AA01 S00 Figure 5 16 3RB3 1 B0 and 3RU2916 3AA01 3RB3 1 E0 S00 Figure 5 17 3RB3 1 E0 ...

Page 557: ...ions in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 557 3RB3 1 E0 and 3RU2916 3AC01 S00 Figure 5 18 3RB3 1 E0 and 3RU2916 3AC01 3RB3 2 B0 D a AC 87 DC 97 Figure 5 19 3RB3 2 B0 3RB3 2 B0 and 3RU2926 3AA01 S0 Figure 5 20 3RB3 2 B0 and 3RU2926 3AA01 ...

Page 558: ... Dimension drawings dimensions in mm SIRIUS Innovations 558 System Manual 01 2011 A8E56203870002 03 3RB3 2 E0 S0 D E a AC 93 DC 103 b AC 88 DC 98 Figure 5 21 3RB3 2 E0 3RB3 2 E0 and 3RU2926 3AC01 S0 Figure 5 22 3RB3 2 E0 and 3RU2926 3AC01 ...

Page 559: ...nternal circuit diagrams You can find the internal circuit diagrams for SIRIUS Innovations products online in the image database www siemens com lowvoltage bilddb Enter the order number of the device in the Order number field and in the Type of object selection menu on the left hand side select Unit wiring diagram Figure 5 23 Image database ...

Page 560: ... circuit diagrams for 3RU21 3RU2116 B 3RU2116 J 7 67 5 6 7 6723 7 7 7 Figure 5 24 Thermal overload relay screw type and ring cable lug connection systems S00 3RU2116 C 7 67 5 6 7 6723 7 7 7 Figure 5 25 Thermal overload relay spring loaded connection system S00 3RU2126 7 67 5 6 7 6723 7 7 7 Figure 5 26 Thermal overload relay S0 ...

Page 561: ...nternal circuit diagrams for 3RB30 3RB3016 B 7 7 7 7 67 5 6 7 Figure 5 27 3RB30 solid state overload relay screw type connection system S00 3RB3016 E 7 7 7 7 67 5 6 7 Figure 5 28 3RB30 solid state overload relay spring loaded connection system S00 3RB3026 7 7 7 7 67 5 6 7 Figure 5 29 3RB30 solid state overload relay S0 ...

Page 562: ...rnal circuit diagrams for 3RB31 3RB3113 B 7 7 7 7 67 5 6 7 9 Figure 5 30 3RB31 solid state overload relay screw type connection system S00 3RB3113 E 7 7 7 7 67 5 6 7 9 Figure 5 31 3RB31 solid state overload relay spring loaded connection system S00 3RB3123 7 7 7 7 67 5 6 7 9 Figure 5 32 3RB31 solid state overload relay S0 ...

Page 563: ...r Approvals Test reports Extensive approvals and test certificates are available for 3RA2 pre assembled complete devices All approvals and test certificates for the individual devices involved apply if load feeders are being self assembled Reference The standards from Catalog LV 1 Low Voltage Controls and Distribution SIRIUS SENTRON SIVACON in the appendix always apply You will find extracts from ...

Page 564: ...useless load feeders The load feeders are also available as 3RA2 complete devices Both options are characterized by the following features Type of coordination 1 or 2 Rated control supply voltage Mounting on busbar or DIN rail A detailed overview of the fuseless load feeders product range appears below Types of coordination Fuseless load feeders up to 38 A discrete configuration of individual devi...

Page 565: ...ed in the contactor 1 NC contact is integrated in the contactor S0 1 NO contact and 1 NC contact are integrated in the contactor The user can decide how the NC contact is assigned 1 NO contact and 1 NC contact are integrated in the contactor The NC contact is assigned to the interlock Mounting The devices are prepared for DIN rail mounting for mounting on a 60 mm busbar or for mounting directly on...

Page 566: ... busbar Connection systems 3RA2 fuseless load feeders are available with the following connection system options Table 6 4 Connection systems available for 3RA2 fuseless load feeders Connection system 3RA2 pre assembled complete devices Screw connection 1 Spring loaded connection Ring cable lug connection 1 The link module for the S00 load feeder can also be used to mount an S00 contactor on an S0...

Page 567: ...assembling starter combinations Assembly kits are available for mounting self assembled load feeders on DIN rails or busbars Reference More information Can be found in the chapter titled About assembly kits for fuseless load feeders Accessories Page 609 Connection systems Self assembled fuseless load feeders are available with the following connection system options Table 6 5 Connection systems av...

Page 568: ... it can be used as an EMERGENCY OFF and as a disconnector means that a fuseless load feeder is capable of solving numerous applications easily 6 2 4 Application environment 3RA2 load feeders are climate proof They are designed for use in enclosed spaces in which no severe operating conditions prevail e g dust caustic vapors hazardous gases If they are to be installed in dusty or damp rooms suitabl...

Page 569: ...sembly1 Motor starter protector Contactor assembly for star delta wye delta start Thermal or solid state overload relay2 Motor starter protector Contactor assembly for star delta wye delta start SIMOCODE pro2 Motor starter protector 3RW30 3RW40 3RW44 soft starters Motor starter protector Solid state contactor or solid state reversing contactor Motor starter protector Solid state contactor SIRIUS 3...

Page 570: ...3RT2 contactor is suitable for extremely complex switching tasks requiring maximum durability Tripping class CLASS 10 is a fixed setting on all pre assembled 3RA2 feeders Self assembled load feeders Soft start Star delta wye delta start Configuration with solid state switching devices for high switching frequencies In the case of a configuration with overload relay a tripping class up to CLASS 30 ...

Page 571: ...e More information Can be found About applications involving contactors In the chapter titled SIRIUS 3RT2 contactors contactor assemblies under Overview of applications for contactors and contactor assemblies Page 116 About applications involving motor starter protectors In the chapter titled SIRIUS 3RV2 motor starter protectors under Configuration Page 391 About configuration In the configuration...

Page 572: ...r starter protector in combination with contactors Clearance from grounded or live parts as well as from molded plastic cable ducts according to IEC 60947 4 Motor starter protector Contactor Rated operational voltage Y mm X21 mm Z mm 3RV2 1 3RT201 400 20 10 9 3RV2 2 3RT201 400 30 10 9 3RT2 2 400 30 10 9 3RV2 3RT2 1L1 3L2 5L3 2T1 4T2 6T3 1L1 3L2 5L3 2T1 4T2 6T3 3RV2 3RT2 Z Y Z X2 1 Minimum clearanc...

Page 573: ...ct on line starter screw connection DIN rail or wall 14 0 h v 60 10 h 60 S00 14 16 0 h v 40 Unlimited 29 0 h v 60 10 h 60 S0 29 32 0 h v 40 DIN rail adapter required 3RA21 direct on line starter screw connection busbar S00 16 2 2 Vibration and shock kit 8US19 98 1CA10 required S0 32 2 2 Vibration and shock kit 8US19 98 1CA10 required 3RA22 reversing starter screw connection DIN rail or wall 14 0 h...

Page 574: ...US19 98 1CA10 required S0 32 2 2 Vibration and shock kit 8US19 98 1CA10 required 3RA22 reversing starter spring loaded connection DIN rail or wall 14 0 h v 60 10 h 60 S00 14 16 0 h v 40 DIN rail adapter required 29 0 h v 60 10 h 60 S0 29 32 0 h v 40 Unlimited 3RA22 reversing starter spring loaded connection busbar S00 16 2 2 Vibration and shock kit 8US19 98 1CA10 required S0 32 2 2 Vibration and s...

Page 575: ...o screws and fastened to the bottom of the soft starter with a self locking screw Not approved for railways power plants or shipbuilding S0 32 2 2 The feeder must be screwed tight to the top of the motor starter protector with two screws and fastened to the bottom of the soft starter with a self locking screw Not approved for railways power plants or shipbuilding Motor starter protector and solid ...

Page 576: ...on and contactors with spring loaded connection can be installed together in the load feeder The modular system has suitable link modules for each connection system Reference More information Can be found in the chapter titled About matching link modules Link modules Page 611 Direct on line starter and reversing starter The reversing starter is mounted in the same way as the direct on line starter...

Page 577: ... the pins into the corresponding main conductor terminals 3 Screw the main conductor terminals tight 4 Attach the contactor and the link module to the bottom of the motor starter protector Insert the guide tabs into the slots on the motor starter protector 5 Insert the pins into the corresponding main conductor terminals 6 Screw the main conductor terminals tight Note Mounting the S0 motor starter...

Page 578: ...odule on the contactor 2 Insert the connectors into the corresponding main conductor terminals 3 Screw the main conductor terminals tight 4 Attach the contactor and the link module to the bottom of the motor starter protector Insert the guide tabs into the slots on the motor starter protector Insert the connectors into the corresponding main conductor terminals at the same time 5 Screw the main co...

Page 579: ...loaded connection system D F Table 6 11 Mounting an S00 load feeder with spring loaded connection system Step Operating instruction 1 Insert the connectors a on the link module into the corresponding main conductor terminals a on the contactor Make sure that the guide tabs are inserted into the slots c on the contactor The link module will sit flush with the contactor on the left and right hand si...

Page 580: ... terminals on the motor starter protector Insert the guide tabs c into the designated slots at the same time The link module will sit flush underneath the motor starter protector on the left and right hand sides Table 6 12 Main conductor terminals on contactor and motor starter protector size S00 Main conductor terminals on the contactor a S00 Main conductor terminals on the motor starter protecto...

Page 581: ...onnection system E D D Table 6 13 Disassembling an S00 load feeder with spring loaded connection system Step Operating instruction 1a Slide the screwdriver into the opening on the link module as shown in the figure and press it down 1b Position the screwdriver on the link module as shown in the figure and press it down to release the spring loaded terminals ...

Page 582: ... Innovations 582 System Manual 01 2011 A8E56203870002 03 Step Operating instruction 2 Pull the link module and the contactor attached to it toward you to remove it Step Operating instruction 3 Push the release slide on the rear of the link module up ...

Page 583: ...eders 6 6 Mounting SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 583 Step Operating instruction 4 Take the link module off the contactor Note Proceed in the same way to disassemble the reversing starter size S00 ...

Page 584: ...pring loaded connection system Step Operating instruction 1 Insert the connectors a on the link module into the corresponding main conductor terminals a on the contactor Make sure that the guide tabs are inserted into the slots on the contactor Insert the guide tabs c on the link module into the slots on the contactor at the same time The link module will sit flush with the contactor on the left a...

Page 585: ...tor terminals on the motor starter protector Insert the guide tabs c into the designated slots at the same time The link module will sit flush underneath the motor starter protector on the left and right hand sides Table 6 15 Main conductor terminals on contactor and motor starter protector size S0 Main conductor terminals on the contactor a S0 Main conductor terminals on the motor starter protect...

Page 586: ... rail or busbar adapter mounting Disassembling an S0 load feeder with spring loaded connection system D D E Table 6 16 Disassembling an S0 load feeder with spring loaded connection system Step Operating instruction 1a Slide the screwdriver into the opening on the link module as shown in the figure and press it down 1b Position the screwdriver on the link module as shown in the figure and press it ...

Page 587: ...S 3RA21 22 load feeders 6 6 Mounting SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 587 Step Operating instruction 2 Pull the link module and the contactor attached to it toward you to remove it ...

Page 588: ...System Manual 01 2011 A8E56203870002 03 Step Operating instruction 3 Push the release slide on the rear of the link module up Step Operating instruction 4 Take the link module off the contactor Note Proceed in the same way to disassemble the reversing starter size S0 ...

Page 589: ...ounting an S00 load feeder with hybrid connection system Step Operating instruction 1 Insert the connectors a on the link module into the corresponding main conductor terminals a on the contactor Make sure that the guide tabs are inserted into the slots on the contactor Insert the guide tabs c into the corresponding slots at the same time The link module will sit flush with the contactor on the le...

Page 590: ... guide tabs 3 Insert the pins into the corresponding main conductor terminals 4 Screw all connectors tight Table 6 18 Main conductor terminals on the contactor size S00 Main conductor terminals on the contactor a S00 D D D Note Mounting the S0 motor starter protector and S00 contactor with hybrid connection system The link module for the S00 load feeder can also be used to mount an S00 contactor o...

Page 591: ...eder with hybrid connection system Step Operating instruction 1 Insert the connectors a on the link module into the corresponding main conductor terminals a on the contactor Make sure that the guide tabs are inserted into the slots on the contactor Insert the guide tabs c into the corresponding slots at the same time The link module will sit flush with the contactor on the left and right hand side...

Page 592: ...struction 2 Attach the contactor and the link module to the bottom of the motor starter protector Check the guide tabs 3 Insert the pins into the corresponding main conductor terminal 4 Screw all connectors tight Table 6 20 Main conductor terminals on the contactor size S0 Main conductor terminals on the contactor a S0 D D D ...

Page 593: ...ounting 35 mm DIN rail acc to DIN EN 50 022 Can be snapped directly onto DIN rail Mounting with DIN rail adapter Size S0 reversing starters have to be mounted with an adapter Busbar with 60 mm busbar center to center spacing Mounting with busbar adapter Screw mounting on mounting plate Direct screw mounting on mounting plate Mounting on DIN rail adapter and screw mounting of the adapter on mountin...

Page 594: ...o be mounted on a DIN rail adapter to protect the individual devices against damage Figure 6 1 Mounting on DIN rail without adapter 6 6 3 2 On DIN rail with DIN rail adapter All feeders can be mounted on DIN rails with DIN rail adapters CAUTION Possible damage to load feeder If the load feeder is mounted directly on the DIN rail without a DIN rail adapter there is no guarantee that the fastening w...

Page 595: ... mounting a reversing contactor assembly Figure 6 2 DIN rail adapters individual and as a pair Connecting the adapters for reversing contactor assemblies The DIN rail adapters can be connected without the need for tools Link wedges simply need to be plugged in on the rear of the adapters Two link wedges are required to connect two DIN rail adapters Figure 6 3 Connecting DIN rail adapters with link...

Page 596: ...ed Mounting the feeder on the DIN rail The figure below illustrates how the size S0 reversing starter with spring loaded connection system and screw type connection system is mounted on a DIN rail The devices are snapped onto the DIN rail adapter Left Size S0 reversing starter with DC operation and spring loaded connection system Right Size S0 reversing starter with DC AC operation and screw type ...

Page 597: ... on the adapter Mounting the size S0 reversing starter with AC operation and spring loaded connection system on DIN rail G Step Operating instruction 1 Mount the spacer d on the contactor if this has not been done already 2 Snap the feeder onto the DIN rail adapter 3 Screw the feeder to the DIN rail adapter Use one screw to fasten the left hand contactor and another to fasten the right hand contac...

Page 598: ... have to be used for busbar mounting One adapter is required for direct on line starters a pair of adapters is required for reversing contactor assemblies Figure 6 4 Size S0 reversing starter with spring loaded connection system mounted on busbar The busbar adapters and the associated mounting parts can be purchased as accessories Part of the assembly kit Part of the pre assembled load feeders ...

Page 599: ... mm All device combinations can be mounted on the long adapter The short adapter can only be used for size S00 devices with screw type connection systems 1 Busbar adapter 2 Device holder Figure 6 5 Busbar adapter and device holder two mounting heights Pairs of adapters A pair of adapters comprising a busbar adapter and a device holder is required for the busbar mounting of a reversing contactor as...

Page 600: ...quired to mount a reversing contactor assembly on a busbar Busbar adapters and device holders can be connected without tools Link wedges simply need to be plugged in on the rear of the adapters Figure 6 7 Connecting the adapters for mounting reversing contactor assemblies The link wedges are included in the assembly kit for reversing operation or can be ordered separately as accessories ...

Page 601: ...onnect the systems and devices from the power supply The busbar adapter and the device holder can be adjusted to suit the following busbar thicknesses 5 mm delivery condition 10 mm Table 6 22 Adjusting the busbar adapter to suit the busbar thickness Step Operating instruction Figure 1 Push the 3 fastening blocks down 2 Adjust the fastening blocks in accordance with the busbar thickness 5 mm 10 mm ...

Page 602: ...rd process The busbar hooks on the rear of the adapter will hold the structure securely on the bar even under severe ambient conditions Table 6 23 Mounting the busbar adapter on the busbar Step Operating instruction Figure 1 Press the button on the top of the busbar adapter to release the holder The holder should flip out from the front of the busbar adapter 2 Attach the busbar adapter to the busb...

Page 603: ...the busbar system Table 6 24 Disassembling the busbar adapter from the busbar Step Operating instruction Figure 1 From the front insert a screwdriver into the right hand opening on the busbar adapter and release the holder The button on the top of the busbar adapter should spring up 2 Remove the busbar adapter from the busbars To do this you will first need to push it up slightly so that you can r...

Page 604: ...to the adapter Make sure that the connecting piece is inserted into the 4th 5th and 6th openings from the bottom on the adapter as shown in the figure S0 contactors with AC operation and spring loaded connection system need a spacer d G D Figure 6 8 Busbar mounting The connecting piece and spacer are included in the assembly kit or can be ordered separately The table below lists the openings on th...

Page 605: ...10 D 2BB4 3 4 and 5th 200 mm adapter S00 Spring loaded connection 3RA2210 H 2AP0 3RA2210 H 2BB4 10th 11th and 12th Screw connection 3RA2220 D 0AP0 3RA2220 D 0BB4 10th 11th and 12th Reversing starter S0 Spring loaded connection 3RA2220 H 0AP0 3RA2220 H 0BB4 4 5 and 6th 6 6 3 4 Wall mounting Wall mounting All load feeder components are delivered ready for wall mounting The components size dictates w...

Page 606: ... well as openings for screw mounted push in lugs CAUTION Short circuit hazard In the case of screw mounting on the wall without DIN rail adapter the feeder must not be screwed to a conductive base Insulation is necessary to prevent a short circuit to the base plate as a result of a motor starter protector short circuit Note 2 x M4 screws 1 2 to 1 6 Nm should be used to fasten the contactors ...

Page 607: ...rs have to be mounted with DIN rail adapters The DIN rail adapters contain fastening holes for the screw mounting Note 2 x M4 screws 1 2 to 1 6 Nm should be used to fasten the DIN rail adapters Disassembling the feeder from the DIN rail adapter To disassemble the feeder unscrew the screws and pull the feeder down to remove it Disassembling the DIN rail adapter from the wall To disassemble the DIN ...

Page 608: ... the chapter titled About conductor cross sections Technical data Page 616 About connecting the terminals SIRIUS 3RT2 contactors contactor assemblies under Connection Page 153 and SIRIUS 3RV2 motor starter protectors under Connection Page 403 6 8 Operation Operator controls on a motor starter protector Reference More information Can be found in the chapter titled About motor starter protector oper...

Page 609: ...witches with 1 CO contact or 1 NO contact 1 NC contact which are connected to the motor starter protector from above There are also special snap on auxiliary switch blocks for the contactor which are connected from below These two accessories enable the fuseless load feeders to be wired simply without the cables having to be routed through the devices Reference More information Can be found in the...

Page 610: ...lectrical and mechanical connection for 3 contactors of the same size Link module for the electrical and mechanical connection between motor starter protector and contactor with screw type spring loaded or hybrid connection system Reference More information Can be found in the chapter titled About the wiring kit for reversing operation SIRIUS 3RT2 contactors contactor assemblies under Assembly kit...

Page 611: ...soft starter solid state contactor There are three different types according to connection system Link module for devices with screw type connection system Link module for devices with spring loaded connection system Link module for hybrid connection Versions Table 6 27 Link module versions Connection system Link module version Order number Motor starter protector contactor in size S00 3RA1921 1D ...

Page 612: ...nnection system Link module version Order number Motor starter protector contactor in size S00 3RA2911 2A Motor starter protector contactor in size S0 3RA2921 2A Motor starter protector soft starter in size S00 3RA2911 2G Spring loaded connection system Motor starter protector soft starter in size S0 3RA2921 2G ...

Page 613: ...r contactor in size S00 3RA2911 2F Hybrid connection system1 Motor starter protector contactor in size S0 3RA2921 2F 1 The motor starter protector has a screw connection The contactor has a spring loaded connection Reference More information Can be found in the chapter titled About mounting device combinations with connecting piece Mounting and disassembling load feeders Page 576 ...

Page 614: ...ed connection system 3RA2923 1BB1 3RA2923 1BB2 Wiring modules top and bottom Wiring modules top and bottom Auxiliary wiring module top and bottom Auxiliary wiring stranded wires Connection clips 2 x Connection clips 2 x Mechanical interlock Mechanical interlock DIN rail adapter 2 x DIN rail adapter 2 x Link wedge 2 x Link wedge 2 x Screw holder 2 x Screw holder 2 x Screw 2 x Screw 2 x Screw 2 x fo...

Page 615: ...y kit for reversing operation for busbar size S0 Screw type connection system Spring loaded connection system 3RA2923 1DB1 3RA2923 1DB2 Wiring modules top and bottom Wiring modules top and bottom Auxiliary wiring module top and bottom Auxiliary wiring stranded wires Connection clips 2 x Connection clips 2 x Mechanical interlock Mechanical interlock Busbar adapter Busbar adapter Device holder Devic...

Page 616: ...or operation Permissible ambient temperature C 55 to 80 for storage transport Rated operational voltage Ue V 690 Rated frequency Hz 50 60 Rated insulation voltage Ui pollution degree 3 V 690 Rated impulse withstand voltage Uimp kV 6 Tripping class CLASS acc to IEC 60947 4 1 DIN EN 60947 4 1 VDE 0660 Part 102 10 Rated short circuit Iq at AC 50 60 Hz 400 V acc to IEC 60947 4 1 DIN EN 60947 4 1 VDE 0...

Page 617: ...W cos φ 0 25 Switch on power VA 37 cos φ 0 8 Holding power VA 5 7 5 5 kW to 7 5 kW cos φ 0 25 Switch on power VA 65 cos φ 0 82 Holding power VA 8 5 Up to 5 5 kW cos φ 0 25 Switch on power VA 77 cos φ 0 82 Holding power VA 9 8 7 5 kW to 15 kW cos φ 0 25 Magnet coil operating range for contactors 0 8 to 1 1 x Us Lower limit at 55 C 0 8 x Us At 60 C 0 85 x Us Motor starter protector durability Mechan...

Page 618: ...c to IEC 60947 1 DIN EN 60947 1 VDE 0660 Part 102 Yes Isolating features of the motor starter protector acc to IEC 60947 2 DIN EN 60947 2 VDE 0660 Part 101 Yes Main and EMERGENCY STOP switch features of motor starter protectors and accessories acc to IEC 60204 1 DIN EN 60204 1 VDE 0113 Part 1 Yes with overvoltage releases of category 1 under conditions of proper use Protective separation between m...

Page 619: ...4 Pozidriv size PZ 2 Tightening torque Nm lb in 0 8 to 1 2 7 to 10 3 lb in 2 to 2 5 18 to 22 lb in Solid and stranded mm2 2 x 0 75 to 2 5 max 2 x 4 2 x 1 0 to 2 5 2 x 2 5 to 10 Finely stranded with end sleeve DIN 46228 Part 1 mm2 2 x 0 5 to 1 5 2 x 0 75 to 2 5 2 x 1 to 2 5 2 x 2 5 to 6 max 1 x 10 1 wire or 2 wire connection possible Solid or stranded AWG cables AWG 2 x 18 to 14 2 x 12 2 x 16 to 12...

Page 620: ... cable lugs mm d3 max 7 5 d3 max 12 2 DIN 46237 with insulating sleeve JIS C2805 type RAV with insulating sleeve JIS C2805 type RAP with insulating sleeve DIN 46234 without insulating sleeve DIN 46225 without insulating sleeve JIS C2805 type R without insulating sleeve PP 1 A shrink on sleeve must be used to provide additional insulation for the ring cable lugs 1 Application temperature 55 C 155 C...

Page 621: ...nection screw M3 Pozidriv size PZ 2 Tightening torque Nm lb in 0 8 to 1 2 7 to 10 3 lb in Solid and stranded mm2 2 x 0 5 to 1 5 2 x 0 75 to 2 5 2 x 0 5 to 1 5 2 x 0 75 to 2 5 Finely stranded with end sleeve DIN 46228 Part 1 mm2 2 x 0 5 to 1 5 2 x 0 75 to 2 5 2 x 0 5 to 1 5 2 x 0 75 to 2 5 1 wire or 2 wire connection possible Solid or stranded AWG cables AWG 2 x 20 to 16 2 x 18 to 14 2 x 20 to 16 2...

Page 622: ... 4 3 Usable ring cable lugs mm d3 max 7 5 d3 max 12 2 DIN 46237 with insulating sleeve JIS C2805 type RAV with insulating sleeve JIS C2805 type RAP with insulating sleeve DIN 46234 without insulating sleeve DIN 46225 without insulating sleeve JIS C2805 type R without insulating sleeve PP 1 A shrink on sleeve must be used to provide additional insulation for the ring cable lugs 1 Application temper...

Page 623: ...6203870002 03 623 6 11 Dimension drawings dimensions in mm Note All dimensions are specified in mm 3RA2 fuseless load feeders Size S00 for DIN rail Figure 6 9 S00 direct on line starter AC DC screw type connection system 3RA2110 A Figure 6 10 S00 direct on line starter AC DC spring loaded connection system 3RA2110 E ...

Page 624: ...Figure 6 11 S00 direct on line starter AC DC hybrid connection system link module 3RA2911 2FA00 Note The version of the fuseless load feeder S00 direct on line starter AC DC with hybrid connection system is not available as a 3RA2 pre assembled combination Figure 6 12 S00 reversing starter AC DC screw type connection system 3RA2210 A ...

Page 625: ...SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 625 Figure 6 13 S00 reversing starter AC DC spring loaded connection system 3RA2210 E 3RA2 fuseless load feeders Size S0 for DIN rail Figure 6 14 S0 direct on line starter AC screw type connection system 3RA2120 A ...

Page 626: ...wings dimensions in mm SIRIUS Innovations 626 System Manual 01 2011 A8E56203870002 03 Figure 6 15 S0 direct on line starter DC screw type connection system 3RA2120 A Figure 6 16 S0 direct on line starter AC spring loaded connection system 3RA2120 E ...

Page 627: ...dimensions in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 627 Figure 6 17 S0 direct on line starter DC spring loaded connection system 3RA2120 E Figure 6 18 S0 direct on line starter AC hybrid connection system link module 3RA2921 2FA00 ...

Page 628: ... 19 S0 direct on line starter DC hybrid connection system link module 3RA2921 2FA00 Note The versions of the fuseless load feeder S0 direct on line starter AC and DC with hybrid connection system are not available as 3RA2 pre assembled combinations Figure 6 20 S0 S0 and S00 S0 reversing starters AC screw type connection system 3RA2220 B 0AP0 ...

Page 629: ...nsions in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 629 Figure 6 21 S0 reversing starter AC with spring loaded connection system 3RA2220 F 0AP0 Figure 6 22 S0 S0 and S00 S0 reversing starters DC screw type connection system 3RA2220 B 0BB4 ...

Page 630: ...novations 630 System Manual 01 2011 A8E56203870002 03 Figure 6 23 S0 reversing starter DC spring loaded connection system 3RA2220 F 0BB4 3RA2 fuseless load feeders Size S00 for 60 mm busbar systems Figure 6 24 S00 direct on line starter AC DC screw type connection system 3RA2110 D ...

Page 631: ...ings dimensions in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 631 Figure 6 25 S00 reversing starter AC DC screw type connection system 3RA2210 D Figure 6 26 S00 direct on line starter AC DC spring loaded connection system 3RA2110 H ...

Page 632: ...ns 632 System Manual 01 2011 A8E56203870002 03 Figure 6 27 S00 reversing starter AC DC spring loaded connection system 3RA2210 H 3RA2 fuseless load feeders Size S0 for 60 mm busbar systems Figure 6 28 S0 S0 and S00 S0 direct on line starters AC screw type connection system 3RA2120 D 0AP0 ...

Page 633: ...nsions in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 633 Figure 6 29 S0 S0 and S00 S0 reversing starters AC screw type connection system 3RA2220 D 0AP0 Figure 6 30 S0 direct on line starter AC spring loaded connection system 3RA2120 H 0AP0 ...

Page 634: ...nsions in mm SIRIUS Innovations 634 System Manual 01 2011 A8E56203870002 03 Figure 6 31 S0 reversing starter AC spring loaded connection system 3RA2220 H 0AP0 Figure 6 32 S0 S0 and S0 S00 direct on line starters DC screw type connection system 3RA2120 D 0BB4 ...

Page 635: ...nsions in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 635 Figure 6 33 S0 S0 and S00 S0 reversing starters DC screw type connection system 3RA2220 D 0BB4 Figure 6 34 S0 direct on line starter DC spring loaded connection system 3RA2120 H 0BB4 ...

Page 636: ...3RA21 22 load feeders 6 11 Dimension drawings dimensions in mm SIRIUS Innovations 636 System Manual 01 2011 A8E56203870002 03 Figure 6 35 S0 reversing starter DC spring loaded connection system 3RA2220 H 0BB4 ...

Page 637: ...ernal circuit diagrams You can find the internal circuit diagrams for SIRIUS Innovations products online in the image database www siemens com lowvoltage bilddb Enter the order number of the device in the Order number field and in the Type of object selection menu on the left hand side select Unit wiring diagram Figure 6 36 Image database ...

Page 638: ...al 01 2011 A8E56203870002 03 3RA2 load feeders 3RA2110 12 7 7 7 12 4 4 Figure 6 37 Fuseless load feeder direct on line starter S00 3RA2120 7 7 7 4 4 Figure 6 38 Fuseless load feeder direct on line starter S0 3RA2210 7 7 7 1 1 4 4 4 Figure 6 39 Fuseless load feeder reversing starter S00 ...

Page 639: ...SIRIUS 3RA21 22 load feeders 6 12 Circuit diagrams SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 639 3RA2220 7 7 7 1 1 4 4 4 Figure 6 40 Fuseless load feeder reversing starter S0 ...

Page 640: ...SIRIUS 3RA21 22 load feeders 6 12 Circuit diagrams SIRIUS Innovations 640 System Manual 01 2011 A8E56203870002 03 ...

Page 641: ...ditions IEC 60529 Degree of protection CE UL CSA CCC C Tick shipbuilding approval The timing relays have UL and CSA approval for use all over the world They have also been prototype tested by the GL LRS and DM shipbuilding companies Approvals Test reports Confirmation of approvals along with test certificates and declarations of conformity can be obtained on the Internet from Technical Assistance ...

Page 642: ...onnection You will find information about function modules with a communication connection in the corresponding manuals see Reference Function Function modules are used to delay switching functions System integration The 3RA28 function modules have been matched to the contactors in the 3RT2 and 3RH2 series both electrically and mechanically and can be integrated in the feeders by directly mounting...

Page 643: ... 3RA28 function modules for mounting on 3RT2 and 3RH2 contactors Versions Function modules for direct on line start Feature Solid state timing relay with semiconductor output Solid state time delay auxiliary switch Function module for star delta wye delta start Function ON delay and OFF delay with auxiliary voltage ON delay and OFF delay with without auxiliary voltage Star delta wye delta function...

Page 644: ...1 NC contact Spring loaded connection 3RA2811 2CW10 ON delay two wire Thyristor 3RA2812 2DW10 OFF delay with auxiliary voltage PowerMos 3RA2813 2AW10 ON delay 1 CO contact 3RA2813 2FW10 ON delay 1 NO contact 1 NC contact 3RA2814 2AW10 OFF delay with auxiliary voltage 1 CO contact 3RA2814 2FW10 OFF delay with auxiliary voltage 1 NO contact 1 NC contact 3RA2815 2AW10 OFF delay without auxiliary volt...

Page 645: ...ne start Solid state time delay auxiliary switches ON delay 1 NO contact 1 NC contact or 1 CO contact OFF delay with without auxiliary voltage 1 NO contact 1 NC contact or 1 CO contact Versions with screw type and spring loaded connection systems Function modules for star delta wye delta start Star delta wye delta start Control exclusively via contactor A1 A2 no further control circuit wiring requ...

Page 646: ...uctor output Solid state time delay auxiliary switch with 1 CO contactor or 1 NC contact 1 NO contact Features of direct on line starters The function module for direct on line start has the following features All modules with wide control voltage range Integrated varistor surge suppressor One module for both sizes S00 and S0 Wide voltage range 24 to 240 V AC DC 3 selectable time ranges 1 s 10 s 1...

Page 647: ...essor One module kit for contactor screw type and spring loaded connection systems One module kit for both S00 and S0 size contactors options only with main circuit connecting comb Wide voltage range 24 to 240 V AC DC and 3 selectable time ranges 10 s 30 s 60 s Operating time adjustment from 5 to 100 per time range corresponds to 0 5 s to 60 s Changeover delay set to a non adjustable value of 50 m...

Page 648: ... for size S00 and S0 comprises the following devices 1 basic module with time setting 2 coupling modules with corresponding connecting cable to coupling or function module Figure 7 1 Star delta wye delta starter completely assembled The function module replaces the entire control circuit wiring and combines the functions of the following devices and tasks Timing relay star delta wye delta function...

Page 649: ...ming relay with semiconductor output solid state time delay auxiliary switches Function module for star delta wye delta start The function module for star delta wye delta start comprises a basic module with integrated control logic and two coupling modules of the same type 1 Basic module with integrated control logic 2 Coupling module 3 Coil control Basic module Voltage measurement at the line con...

Page 650: ...A28 function modules are dimensioned for 24 to 240 V AC DC contactors 0 85 to 1 1 Us size S00 and S0 You can mount the function modules on the front of SIRIUS 3RT2 3RH2 contactors or 3RA24 contactor assemblies 3RA24 pre wired assemblies are available for star delta wye delta start Reference More information Is available in About the possible combinations of standard products from the SIRIUS modula...

Page 651: ...3RA2813 W10 3RA2814 W10 3RA2815 W10 are used for the time delayed switching of contactors The wide voltage range and the selectable time ranges ensure the advanced use of the function modules 7 4 2 1 Response delay Contacts Function modules are available with the following contacts 3RA2811 CW10 1 semiconductor output NO contact 3RA2813 AW10 1 CO contact 3RA2813 FW10 1 NC contact and 1 NO contact T...

Page 652: ...rating time t starts when the solid state timing relay 3RA2811 with semiconductor output is connected to the supply voltage via A3 timing relay and A2 contactor Once the time has elapsed the semiconductor switches through and controls the contactor below The supply voltage is connected to the solid state time delay auxiliary switch 3RA2813 via A1 A2 contactor The set operating time t starts when t...

Page 653: ... A2 35 ms 3RA2814 FW10 A3 A2 27 28 35 36 t B1 A2 35 ms Method of operation On the solid state timing relay 3RA2812 the supply voltage is connected via terminals A3 A4 If the control voltage is connected to start contact B1 the semiconductor will switch through and control the contactor below The operating time t starts when the start contact is disconnected The minimum ON duration of 35 ms must be...

Page 654: ...15 FW10 200 ms A1 A2 27 28 35 36 t Method of operation When the voltage is connected to A1 A2 contactor the solid state time delay auxiliary switch 3RA2815 switches the output relay The operating time t starts when the voltage is disconnected The relay switches back to the idle state at the end of the operating time t There is an assurance that if the minimum ON duration is not observed either the...

Page 655: ...ue of 50 ms Function chart 3RA2816 0EW20 V V PV 4 4 4 Method of operation The function module for star delta wye delta start is responsible for the electrical interlock and the timing relay function dead interval from star wye operation to delta operation Control is exclusively via A1 A2 on the line contactor below Additional wiring is therefore not required The supply voltage is routed via a ribb...

Page 656: ...RA28 Q t The 3RA2811 solid state timing relay with semiconductor output is connected to the contactor coil in series Note Contactor coil terminal A1 must not be connected 3RA2812 DW10 1 4 5 6 t Q B1 A4 A3 A4 35 ms If the 3RA2812 solid state timing relay with semiconductor output is fitted the contactor coil is contacted through the timing relay Note Contactor coil terminals A1 and A2 must not be c...

Page 657: ...state time delay auxiliary switch to attenuate contactor coil switching overvoltages 3RA2814 Q L1 N S1 A3 A2 A1 B1 16 18 15 A3 A2 15 18 15 16 t B1 A2 35 ms Q S1 L1 N A3 A2 A1 B1 36 28 27 35 A3 A2 27 28 35 36 t B1 A2 35 ms The 3RA2814 solid state time delay auxiliary switch has the following features Voltage is supplied directly through plug in contact A2 through the contactor s coil terminals and ...

Page 658: ...tly via the contactor s coil terminals parallel to A1 A2 The timing function is activated by switching on the contactor on which the delayed auxiliary switch is mounted The 3RA2815 solid state time delay auxiliary switch works without auxiliary voltage The minimum ON duration is 200 ms A varistor is integrated in the solid state time delay auxiliary switch to attenuate contactor coil switching ove...

Page 659: ...on module for star delta wye delta start has the following features The voltage is supplied through the plug in contacts directly via the contactor s coil terminals parallel to A1 A2 The start time in star operation is activated by switching on the contactor The changeover delay is 50 ms this is a non adjustable value A varistor is integrated in the basic module to attenuate contactor coil switchi...

Page 660: ... to coupling relays 7 6 2 Minimum clearances and mounting position Minimum clearances and mounting position The minimum clearances and the mounting position are set dependent upon the type of mounting See Mounting position in the chapter titled Contactors Contactor assemblies Page 148 7 6 3 Mounting 7 6 3 1 Function modules for direct on line start solid state timing relay with semiconductor outpu...

Page 661: ... System Manual 01 2011 A8E56203870002 03 661 Step Operating instruction Figure 1 Check that the interlock slide is engaged in the uppermost position 2 Attach the function module to the contactor from the front 3 Push the interlock slide down with a screwdriver 3 mm blade width until it engages ...

Page 662: ...ng on this device Prerequisite for mounting the function module for star delta wye delta start Note To mount the timing relay for star delta wye delta start you need to disassemble the link modules which will vary depending on the connection system used to connect the control current paths of the pre wired contactor assembly for star delta wye delta start Figure 7 4 Removal of the wiring modules f...

Page 663: ...art Step Operating instruction Figure 1 Check that the interlock slide is engaged in the uppermost position 2 Release the cover cap on the interface connection 3 Remove the cover cap for the interface connection from the connector by lifting it up and out 4 Attach the basic module coupling module to the contactor from the front To do this insert the contacts into the openings on the contactor ...

Page 664: ...11 A8E56203870002 03 Step Operating instruction Figure 5 Push the interlock slide down with a screwdriver until it engages 6 Insert the coded module connector into the slot in the correct position from above until the module connector engages in the locking mechanism 7 To complete the process lock the module connector ...

Page 665: ...art solid state timing relay with semiconductor output solid state time delay auxiliary switch DANGER Hazardous Voltage Will Cause Death Serious Injury or Property Damage Turn off and lock out all power supplying this device before working on this device Step Operating instruction Figure 1 Push the interlock slide up with a screwdriver 2 Pull the function module toward you and away from the contac...

Page 666: ... delta wye delta start DANGER Hazardous Voltage Will Cause Death Serious Injury or Property Damage Turn off and lock out all power supplying this device before working on this device Step Operating instruction Figure 1 Remove the locking mechanisms 2 Remove the module connecter from the connector by lifting it up and out 3 Push the interlock slide up with a screwdriver ...

Page 667: ...or mounting on 3RT2 contactors 7 6 Mounting SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 667 Step Operating instruction Figure 4 Pull the basic module and the two coupling modules toward you and away from the contactors ...

Page 668: ... removable terminal DANGER Hazardous Voltage Will Cause Death Serious Injury or Property Damage Turn off and lock out all power supplying this device before working on this device Step Operating instruction Figure 1 Press the interlock 2 Remove the terminal 3 Attach the new terminal and press the terminal into the device until the interlock audibly engages ...

Page 669: ...ype Spring loaded Connection The Connection systems Page 74 section of the chapter titled System overview describes how the screw type spring loaded connections are made Note During the mounting process the solid state timing relay is connected to coil terminals A1 and A2 at the same time by means of plug in contacts Contactor coil terminals which are not required are not covered by the timing rel...

Page 670: ...relay with OFF delay is fitted the contactor coil is contacted through the timing relay Contactor coil terminals A1 and A2 must not be connected Designation Terminal Circuit diagram 3RA2812 DW10 OFF delay with auxiliary voltage B1 A4 A3 1 4 5 6 Reference More information Can be found in the chapter titled About conductor cross sections Conductor cross sections Page 79 ...

Page 671: ...The Connection systems Page 74 section of the chapter titled System overview describes how the screw type spring loaded connections are made Designation Terminal Circuit diagram 3RA2813 AW10 ON delay 1 CO contact 18 NO 15 NC 16 NC Q L1 N S1 A2 A1 16 18 15 3RA2813 FW10 ON delay 1 NC contact 1 NO contact 27 NO 28 NO 35 NC 36 NC Q L1 N S1 A2 A1 36 28 27 35 3RA2814 AW10 OFF delay 1 CO contact 18 NO 15...

Page 672: ...lay without auxiliary voltage 1 NC contact 1 NO contact 27 NO 28 NO 35 NC 36 NC L1 N S1 A2 A1 36 28 27 35 Q Reference More information Can be found in the chapter titled About conductor cross sections Conductor cross sections Page 79 7 7 2 Connecting the function module for star delta wye delta start Control Control is exclusively via terminals A1 and A2 on the line contactor no further control ci...

Page 673: ... to set the relative time between 5 and 100 to support operating times between 0 05 s and 100 s On the function module for star delta wye delta start you can preset the dead interval from star to delta operation to10 s 30 s or 60 s and the operating time to between 0 5 s and 60 s using the adjustment switch The changeover delay from star wye to delta operation is set to a non adjustable value of 5...

Page 674: ...preset breaking point You can use a sealable cover cap to protect 3RA27 and 3RA28 function modules against unauthorized operation Mounting the sealable cover cap Step Operating instruction Figure 1 Break off the clip on the sealable cover cap preset breaking point 2 Insert the clip into the opening on the function module until it engages 3 Insert the sealable cover cap into the openings on the fun...

Page 675: ...on 0 85 to 1 1x Us 0 95 to 1 05 times the rated frequency Rated power W 1 1 Power input at 230 V AC 50 Hz VA 1 2 Rated operational current Ie AC 140 at 24 to 240 V 50 Hz A 0 4 DC 13 at 24 to 240 V A 0 4 AC 15 at 24 to 250 V 50 Hz A 3 DC 13 at 24 V A 1 DC 13 at 125 V A 0 2 DC 13 at 250 V A 0 1 DIAZED fuse operating class gG A 4 Switching frequency under load With Ie AC 230 V h 1 2500 With 3RT2 cont...

Page 676: ...6 2 IEC 61000 6 4 IEC 61812 1 Overvoltage protection Varistor integrated Table 7 1 Conductor cross sections with screw type connection system Type 3RA2811 3RA2812 3RA2813 3RA2814 3RA2815 Solid mm 1 x 0 5 to 4 2 x 0 5 to 2 5 Finely stranded with end sleeve mm 1 x 0 5 to 2 5 2 x 0 5 to 1 5 AWG cable solid or stranded AWG 2 x 20 to 14 Connection screw M3 for standard screwdriver size 2 and Pozidrive ...

Page 677: ...nductor output and solid state time delay auxiliary switches F H G D E Timing relay mounted Contactor Figure 7 5 Solid state timing relay with spring loaded terminal MLFB a b c d e 3RT2 1 2 45 70 142 35 5 3RT2 2 2 AC 45 101 5 166 51 5 3RT2 2 2 DC 45 101 5 176 51 5 G F H D E Timing relay mounted Contactor Figure 7 6 Solid state timing relay with screw connection MLFB a b c d e 3RT2 1 1 45 57 5 142 ...

Page 678: ...g modules Basic module Figure 7 7 Star delta wye delta function module with spring loaded terminal MLFB a b c d e 3RT2 1 2 135 84 142 43 5 3RT2 2 2 AC 135 114 166 59 5 3RT2 2 2 DC 135 114 176 59 5 F G H D E Star delta wye delta function module mounted Contactor Coupling modules Basic module Figure 7 8 Star delta wye delta function module with screw connection MLFB a b c d e 3RT2 1 1 135 68 142 36 ...

Page 679: ...cuit diagrams Internal circuit diagrams You can find the internal circuit diagrams for SIRIUS Innovations products online in the image database www siemens com lowvoltage bilddb Enter the order number of the device in the Order number field and in the Type of object selection menu on the left hand side select Unit wiring diagram Figure 7 9 Image database ...

Page 680: ...nductor output 3RA2812 DW10 OFF delay with auxiliary voltage semiconductor output 3RA2813 AW10 ON delay 1 CO contact 3RA2813 FW10 ON delay 1 NC contact 1 NO contact 3RA2814 AW10 OFF delay with auxiliary voltage 1 CO contact 3RA2814 FW10 OFF delay with auxiliary voltage 1 NC contact 1 NO contact 3RA2815 AW10 OFF delay without auxiliary voltage 1 CO contact 3RA2815 FW10 OFF delay without auxiliary v...

Page 681: ... 01 2011 A8E56203870002 03 681 7 12 2 Example circuit diagrams Example circuit diagrams Momentary contact circuit 1 a 9 6 6 4 4 5 5 5 4 s 7LPH Figure 7 10 Function module 3RA28 momentary contact circuit Maintained contact circuit 1 a 9 6 4 4 5 5 s 7LPH 5 4 Figure 7 11 Function module 3RA28 maintained contact circuit ...

Page 682: ...8 function modules for mounting on 3RT2 contactors 7 12 Circuit diagrams SIRIUS Innovations 682 System Manual 01 2011 A8E56203870002 03 Main circuit 4 4 4 0 a a 9 8 9 4 0 a Figure 7 12 Circuit diagram main circuit ...

Page 683: ...istance to extreme climates 3RR21 22 current monitoring relays are climate proof according to IEC 60721 3 Touch protection 3RR21 22 current monitoring relays are safe to touch according to DIN VDE 0106 Part 100 Terminal covers may have to be fitted onto the connecting bars depending on the assignment to other devices Reference SIRIUS components have been approved by a whole range of bodies for var...

Page 684: ...RT2 contactors thereby eliminating the need for the main circuit to be wired separately Separate transformers are not required For a stand alone assembly or if an overload relay is being used at the same time terminal supports for stand alone assembly are available for separate DIN rail mounting System integration The current monitoring relays have been matched to the contactors in the 3RT2 series...

Page 685: ...ase sequence monitoring and are also be used to monitor motors even below rated torque The devices have an additional separate semiconductor output an actual value display and support digital adjustment 8 2 3 Applications The various 3RR2 current monitoring relays are suitable for Monitoring for current overshoots and undershoots Monitoring for cable breaks Monitoring for no load operation and loa...

Page 686: ...ET behavior Display of actual value and status messages All versions have removable control circuit terminals All versions have screw terminals or alternatively innovative spring loaded terminals Threshold values can be calculated with ease by means of direct reference to actually measured values under setpoint load Range monitoring and selectable active current measurement mean that only one devi...

Page 687: ...T function The slide switch is used to choose between manual and automatic RESET The device can be reset by switching between manual and automatic RESET 5 Control circuit terminal removable The control circuit can be connected using either the screw type or the spring loaded connection system 6 Main circuit terminal The main circuit can be connected using either the screw type or the spring loaded...

Page 688: ...nd alone assembly is also an option in conjunction with a stand alone assembly module accessory 2 Arrow keys for menu navigation 3 Shift key for menu navigation 4 Legend for menu 5 Control circuit terminal removable The control circuit can be connected using either the screw type or the spring loaded connection system 6 Main circuit terminal The main circuit can be connected using either the screw...

Page 689: ...odular system are matched to one another both electrically and mechanically they can be combined quickly and easily Typical combinations for fuseless and fused designs have been fully tested and approved Reference More information Can be found in the chapter titled About the possible combinations of standard products from the SIRIUS modular system System overview under Device combinations Page 70 ...

Page 690: ...itoring relay responds immediately even to minor changes in the current value It provides a means of ensuring that the processes in the machine are monitored continuously and protects the system against damage Functions and parameters of the 3RR2 current monitoring relays Table 8 2 Functions and parameters of the 3RR2 current monitoring relays Basic current monitoring relay Standard current monito...

Page 691: ... 3RR2142 A 30 3RR2241 F 30 3RR2242 F 30 Phase sequence monitoring yes Selectable Selectable Residual current monitoring I yes Selectable Selectable Blocking current monitoring n x I 2 to 5 x Imax OFF 2 to 5 x Imax OFF Load current monitoring Is Ip Apparent current Apparent current Apparent current active current Apparent current active current Cable break phase failure detection L 2 phase 2 phase ...

Page 692: ... 2 I 2 I onD el I D el OFF FLASH slow FLASH slow OFF ON FLASH slow OFF onD el ON 1 2 VW a 8 7 I Off I onD el onD el I D el OFF FLASH slow FLASH slow FLASH slow OFF ON ON OFF FLASH fast OFF VW a 8 7 a 2 I 2 I onD el I D el OFF FLASH slow FLASH slow OFF ON FLASH slow OFF 1 2 onD el ON a 8 7 VW I I onD el onD el I D el I D el OFF FLASH slow FLASH slow FLASH slow OFF ON ON OFF FLASH slow ON FLASH fast...

Page 693: ...tal setting current monitoring relay Memory no Relay switching behavior NC Memory no Relay switching behavior NO I I I I Off n x I onD el onD el D el R sD el R sD el Q VW 4 RQ 4 RII Q Ⴃ Ⴃ Ⴃ a Q onD el onD el D el VW R sD el R sD el 4 RQ 4 RII Q Ⴃ Ⴃ Ⴃ a I I Off I I I yes 4 RQ 4 RII onD el onD el D el R sD el VW ุ R sD el onD el onD el D el 4 RQ 4 RII VW ุ ...

Page 694: ...ystem Manual 01 2011 A8E56203870002 03 Memory no Relay switching behavior NC Memory no Relay switching behavior NO I I Off I I onD el onD el D el D el R sD el R sD el a 4 RQ 4 RII a VW VW onD el onD el D el D el R sD el R sD el a 4 RQ 4 RII a VW VW yes 4 RQ 4 RII a a 4 RQ 4 RII ...

Page 695: ...nitoring relay will protect the system in the following situations Overload Underload Phase failure wire break Load surges Wear Long starting heavy duty starting Blocked rotor 3RR22 Fault current ground fault 3RR22 Incorrect phase sequence 3RR22 8 5 2 Fault detection The current monitoring relay detects faults and blockages on the basis of changes in current Example applications Detection of block...

Page 696: ...nce so that agitation can be terminated as a result Resistance due to pressure In car washes the system uses the rising mechanical resistance and in turn the current to detect how much pressure the rollers can be allowed to exert without causing damage 8 5 2 3 Overload detection The current monitoring relay detects possible machine overloads affecting screw conveyors conveyor belts cranes fans for...

Page 697: ...t phase sequence Screw compressors compressing in the wrong direction risk of explosion Cranes and elevators moving in the wrong direction Conveyor belts and saws rotating in the wrong direction Coolant transport for pumps and motors not working 8 5 2 7 Motor protection in the case of special applications According to DIN EN 60204 all motors with a power rating 0 5 kW have to be protected against ...

Page 698: ...tained on request on the Internet http www siemens com automation service support Operating conditions and resistance to extreme climates 3RR current monitoring relays are climate proof They are intended for use in enclosed spaces in which no severe operating conditions prevail e g dust caustic vapors hazardous gases Suitable enclosures are available as accessories for installation in dusty and da...

Page 699: ...ed parts Mounting position It can be mounted in any position 8 6 3 Mounting Disassembly Direct mounting on 3RT2 contactor 3RF34 S0 solid state contactor The diagram below shows an example mounting scenario based on mounting the 3RR21 analog setting current monitoring relay size S0 on the 3RT2 contactor Table 8 3 Mounting of 3RR2 current monitoring relay screw type connection system S0 Step Operati...

Page 700: ...lots on the contactor The current monitoring relay will sit correctly flush with the contactor on the left and right hand sides The table below shows the openings of the main conductor terminals on the contactor into which the contacts on the current monitoring relay have to be inserted Main conductor terminal on the contactor a S00 Main conductor terminal on the contactor a S0 Mounting on mountin...

Page 701: ...stem S0 Step Operating instruction Figure 1 Undo the screws on the main conductor terminals 2 Pull the current monitoring relay down and away from the contactor Table 8 6 Disassembly of current monitoring relays with spring loaded connection system S00 Step Operating instruction Figure 1 Position the screwdriver on the current monitoring relay as shown in the figure Carefully dislodge the current ...

Page 702: ...for overshoot I or undershoot I or whether range monitoring I and I OFF has been selected Terminal Designation B1 Supply voltage B2 Supply voltage 32 Output relay CO contact NC contact 31 Output relay CO contact root 34 Output relay CO contact NO contact 2T1 4T2 6T3 Main circuit terminals 14 22 Feed through contactor auxiliary switch S00 A2 Feed through contactor coil terminal S00 Reference More i...

Page 703: ...iconductor output or undershoot I CO contact I semiconductor output or values are checked within a window range I I and I I OFF Terminal Designation B1 Supply voltage B2 Supply voltage Q Semiconductor output e g for pre warning threshold 32 Output relay CO contact NC contact e g for alarm threshold 31 Output relay CO contact root e g for alarm threshold 34 Output relay CO contact NO contact e g fo...

Page 704: ...o make changes to the settings you need a screwdriver 2 RQ HO V HO V W 0HPRU 6 6 Figure 8 3 Operator controls on the analog setting current monitoring relay Parameters The following parameters can be set ON delay time onDel Tripping delay time Del Threshold value for current overshoot I Threshold value for current undershoot I Automatic manual RESET Memory Required tools To set the parameters you ...

Page 705: ... The setting range for the lower threshold value I is OFF as well as continuously 1 6 A to 16 A 3RR2141 A 30 or 4 A to 40 A 3RR2142 A 30 Note Setting OFF selects Current overshoot monitoring mode see the chapter titled Upper threshold value Page 706 Factory setting The lower threshold value is deactivated in the factory setting Changes to settings Changes to the lower threshold value can be made b...

Page 706: ...ange for the upper threshold value I is continuously 1 6 A to 16 A 3RR2141 A 30 or 4 A to 40 A 3RR2142 A30 as well as OFF Note Setting OFF selects Current undershoot monitoring mode see the chapter titled Lower threshold value Page 705 Factory setting The factory setting for the upper threshold value is as follows Size S00 8 A Size S0 20 A Changes to settings Changes to the upper threshold value c...

Page 707: ...ontact to respond Once this time has elapsed the switching contact changes the switching state and the FAULT LED lights up continuously if the current value is outside the correct range This provides a means of protecting a motor with heavy duty starting lengthy startup for example Note Special cases wire break phase failure A delay time is not observed if a wire break or phase failure is detected...

Page 708: ... the switching contact changes the switching state and the FAULT LED lights up continuously if the current value is still outside the correct range As a result transient current oscillations are ignored and do not lead to undesirable switching operations alarms for example Note Special cases wire break phase failure A delay time is not observed if a wire break or phase failure is detected The curr...

Page 709: ... The overshoot or undershoot which triggered the response is not saved The hysteresis is set to a fixed value of 6 25 of the set value Manual RESET Memory I If manual RESET is selected the switching contact remains in the current switching state even if the load current returns to a permissible value Note Reset with manual RESET This saved fault condition can be reset by briefly switching to Memor...

Page 710: ...ailure detected READY off No voltage at B1 B2 READY on Voltage at B1 B2 You will find more information about the LED display and its various settings in the chapter titled Function charts for Basic analog setting current monitoring relay Page 692 Cable break detected The CO contact responds immediately when a cable break is detected only residual current in branch circuit 1L1 2T1 or 3L2 4T2 All ru...

Page 711: ...monitoring current monitoring for overshoot or undershoot and range monitoring is also displayed In the event of faults or errors the display also facilitates troubleshooting It is even possible to set threshold values for current overshoot and undershoot in this menu Press the SET button 0 5 s to choose between the following parameters Threshold value for current undershoot for the CO contact 31 ...

Page 712: ... delay time Page 721 Blocking current monitoring n x I See the chapter titled Blocking current monitoring Page 722 Fault current monitoring I yes See the chapter titled Fault current monitoring Page 722 Memory Automatic manual RESET Mem See the chapter titled Memory Page 723 Incorrect phase sequence monitoring yes See the chapter titled Incorrect phase sequence monitoring Page 724 Load current mon...

Page 713: ...display no errors see below RUN Settings Settings for threshold values see below RUN ERROR Status display error I1 I2 I3 Current is still outside the correct range and the delay time has elapsed the current has either been undershot or overshot depending on the selected type of monitoring Incorrect phase sequence detected I Fault current detected n x I Current is above the set blocking current L C...

Page 714: ...ons 714 System Manual 01 2011 A8E56203870002 03 Operator controls The digital setting current monitoring relay has three buttons for navigating in menus Shift button SET button for navigating in menus and for switching between menus 2 arrow keys for setting parameters ...

Page 715: ...current monitoring 7 Memory automatic manual RESET 8 Incorrect phase sequence monitoring 9 Load current monitoring apparent current active current 10 Functional principle closed circuit principle open circuit principle Press and hold down the shift key 2 5 s Press and hold down the shift key to switch from the RUN menu to the SET menu and vice versa RUN SET You can switch menus from any of the par...

Page 716: ... the lower threshold value is OFF as well as 1 6 A to 16 A 3RR2241 or 4 A to 40 A 3RR2242 The increment is 0 1 A Note Setting OFF selects Current overshoot monitoring mode see the chapter titled Upper threshold value Page 717 Factory setting The lower threshold value is factory set to 1 6 A 3RR2241 F 30 4 0 A 3RR2242 F 30 Changes to settings Changes to the lower threshold value can be made using t...

Page 717: ...d value is 1 6 A to 16 A 3RR2241 or 4 A to 40 A 3RR2242 as well as OFF The increment is 0 1 A Note Setting OFF selects Current undershoot monitoring mode see the chapter titled Lower threshold value Page 716 Factory setting The upper threshold value is factory set to 3 0 A 3RR2241 F 30 8 0 A 3RR2242 F 30 Changes to settings Changes to the upper threshold value can be made using the arrow keys Pres...

Page 718: ...fter the upper threshold value has been overshot to such an extent that switching was necessary the current returns to the normal range switching over to the correct range will not take place until a current which undershoots the hysteresis threshold has been reached The same applies if the lower threshold value is undershot Setting range The setting range for the hysteresis threshold is 0 1 to 3 ...

Page 719: ...t value is not in the correct range the CO contact and the semiconductor output will change the switching state in accordance with the selected circuit principle Note Special cases wire break phase failure incorrect phase sequence fault current When a wire break or phase failure is detected as well as in the event of incorrect phase sequence and fault current if these have been activated a delay t...

Page 720: ... to the correct range the CO contact and the semiconductor output will change the switching state in accordance with the selected circuit principle Note Special cases wire break phase failure incorrect phase sequence fault current blocking current When a wire break or phase failure is detected as well as in the event of incorrect phase sequence fault current and blocking current if these have been...

Page 721: ...urns to the correct range following overshooting or undershooting The associated hysteresis threshold is taken into consideration here At the end of this time the contacts switch back to normal operation Setting range The setting range for the reclosing delay time is 0 min to 300 min The increment is 1 min Factory setting The reclosing delay time is factory set to 0 mins Changes to settings Change...

Page 722: ...ry setting Blocking current monitoring is deactivated by default No Changes to settings Changes to blocking current monitoring can be made using the arrow keys Press and hold down the keys to speed up this process Fault current monitoring Definition of fault current monitoring If fault current monitoring has been activated I yes and the total current of the load currents at terminals 1L1 2T1 3L2 4...

Page 723: ...in in the current switching state following an error message even if a previously occurring error has been dealt with Note Reset with manual RESET Tripping is confirmed by disconnecting and reconnecting the supply voltage or by pressing both of the arrow keys simultaneously for at least 2 5 seconds The device then resumes monitoring Explanation If the device is set to automatic reset the CO contac...

Page 724: ...inition of incorrect phase sequence If phase sequence monitoring has been activated yes and the load currents at terminals 1L1 2T1 3L2 4T2 and 5L3 6T3 exhibit the wrong phase sequence the CO contact and the semiconductor output will change their switching status immediately 200 ms Factory setting Incorrect phase sequence monitoring is deactivated by default Changes to settings Incorrect phase sequ...

Page 725: ...nge in cos φ Strong change in apparent current cos φ Power factor I A Current M Torque as a of the rated torque Ip Active current Is Apparent current Figure 8 5 Load current monitoring diagram The diagram shows that it only makes sense to use the power factor cos φ to monitor the rated current up to approx 70 At a higher rated current the change in the power factor is too slight to produce measure...

Page 726: ...he voltage is applied contact 31 34 closed It drops out in the event of an error contact 31 32 closed Similarly if the supply voltage fails the relay will fall back to this setting The semiconductor output responds as an NC contact Open circuit principle NO If the open circuit principle is selected the relay only picks up in the event of an error contact 31 34 closed Interruptions to the supply vo...

Page 727: ...bove the set blocking current I Flashing Fault current detected L Flashing Cable break phase failure detected Flashing Incorrect phase sequence detected Not flashing Relay contact 31 32 open relay contact 31 34 closed Flashing Delay time ON or tripping delay running Masked out Relay contact 31 32 closed relay contact 31 34 open Q Not flashing Semiconductor output closed supply voltage connected Fl...

Page 728: ...n error The symbols on the display flash to indicate an error Example function charts can be found in the chapter titled Functions Page 690 RESET The outputs are reset dependent on the set memory behavior The following settings can be selected Memory yes manual RESET see the chapter titled Memory Page 723 To reset the device you need to press and hold down both arrow keys simultaneously for more t...

Page 729: ...nintentional manipulation 8 9 2 Terminal support for stand alone assembly 8 9 2 1 Description For a stand alone assembly or if an overload relay is being used at the same time adapters for stand alone assembly are available for separate DIN rail mounting or screw mounting The current monitoring relays can also be assembled as stand alone devices with corresponding terminal supports for stand alone...

Page 730: ...upport screw type connection system Step Operating instruction Figure 1 Guide the current monitoring relay into the terminal support from below 2 Tighten the screws on the terminal support with a Pozidriv size 2 S00 or Pozidriv size 3 S0 screwdriver tightening torque 0 8 to 1 2 Nm Check that the cable is clamped tight Table 8 9 Mounting the terminal support spring loaded connection system Step Ope...

Page 731: ...3 Use a screwdriver to dislodge the terminal support from the current monitoring relay 4 Pull the current monitoring relay down and away from the contactor Table 8 11 Disassembling the terminal support spring loaded connection system Step Operating instruction Figure 1 Release the current monitoring relay by pushing down the clip on the underside of the terminal support 2 Position the screwdriver ...

Page 732: ...inst unauthorized or unintentional manipulation 8 9 3 2 Mounting The diagram below shows an example mounting scenario based on mounting the sealable cover on the 3RR21 analog setting current monitoring relay size S0 The mounting sequence for the sealable cover for S00 is exactly the same as that for S0 Table 8 12 Mounting the sealable cover on the current monitoring relay Step Operating instructio...

Page 733: ...C FW30 24 to 240 V AC DC Monitoring for current overshoots and or undershoots 2 phase 2 phase 3 phase 3 phase Contacts 1 CO contact 1 CO contact 1 semiconductor output 1 CO contact 1 semiconductor output 1 CO contact 8 10 1 1 General data Table 8 14 General data for 3RR2 current monitoring relays Feature Benefit 3RR21 Basic analog setting 3RR22 Standard digital setting Sizes Are matched to the dim...

Page 734: ...rque range Active current monitoring Optimum current monitoring over a motor s entire torque range thanks to the patented combination of power factor and apparent current monitoring selectable Range monitoring Simultaneous monitoring for current overshoot and undershoot with a single device 2 phase 3 phase Phase failure wire break Minimizes the temperature rise of the three phase motor in the even...

Page 735: ... current Can be used to monitor motors with lengthy startup 0 s to 60 s 0 to 99 s Tripping delay time Prevents frequent warnings and disconnection in response to currents in the vicinity of the threshold values Permits brief violations of threshold values during operation 0 s to 30 s 0 s to 30 s Operator controls and displays For setting threshold values and delay times For selectable functions Fo...

Page 736: ...ads and operating personnel in the event of short circuits due to insulation faults or faulty switching operations Electrical and mechanical matching to 3RT2 contactors Simplifies configuration Reduces connection outlay and costs Enables stand alone assembly as well as space saving direct mounting Spring loaded connection system for main circuit Enables fast connections Ensures that connections ar...

Page 737: ... outlay and costs Enable savings to be made where storage overheads storage costs and tied up capital are concerned Wide range power supply Reduce the number of variants Minimize the engineering outlay and costs Enable savings to be made where storage overheads storage costs and tied up capital are concerned optional optional 8 10 1 6 Combinations with 3RT20 contactor Monitoring relay type Current...

Page 738: ...ons following tripping Manual and automatic reset Recovery time following error Automatic RESET s 0 3 Manual RESET s 0 3 Adjustable ON delay time On startup s 0 60 On upper or lower limit violation s 0 30 Maximum response time ms 300 Relative switching hysteresis 6 25 Relative repeat accuracy 2 Ambient temperature Storage transport C 40 80 Operation C 25 60 Resistance to extreme climates Humidity ...

Page 739: ...tatic discharge acc to IEC 61000 4 2 corresponds to severity 3 kV 8 air discharge 6 contact discharge Field related interference suppression to IEC 61000 4 3 corresponds to severity 3 V m 10 Electromagnetic compatibility EMC Emitted interference acc to EN 55011 CISPR 11 and EN 55022 CISPR 22 Limit class A Industry Mech operating cycles 10 000 000 Electr operating cycles at AC 15 230 V 100 000 Dime...

Page 740: ...ated impulse withstand voltage Uimp kV 6 Rated operational voltage Ue V 690 Relative measuring accuracy 10 Current carrying capacity for permanent overcurrent A max 16 max 40 for overcurrent 1 s A max 320 max 800 Type of current Alternating current Hz 50 60 Current setting A 1 6 16 4 to 40 A Power loss per device max W 2 5 Short circuit protection With fuse without contactor See Selection and orde...

Page 741: ... 2 x 2 5 to 10 1 Finely stranded with end sleeve DIN 46228 Part 1 mm2 2 x 0 5 to 1 5 1 2 x 0 75 to 2 5 2 2 x 1 to 2 5 1 2 x 2 5 to 6 1 max 1 x 10 AWG cables solid or stranded AWG 2 x 20 to 14 1 1 x 121 2 x 16 to 12 1 2 x 14 to 8 1 Connection type Spring loaded connection Operating tool 3 0 x 0 5 Conductor cross sections min max Solid mm2 1 x 0 5 to 4 1 x 1 to 10 Finely stranded without end sleeve ...

Page 742: ... 3RR21 current monitoring relays Type 3RR2141 3RR2142 Size S00 S0 Width 45 mm 45 mm Circuit principle Closed circuit principle Operational current at 17 V minimum mA 5 Number of CO contacts for auxiliary contacts 1 Contact rating of the auxiliary contacts AC 15 24 V A 3 125 V A 3 250 V A 3 400 V A 3 DC 13 24 V A 1 125 V A 0 2 250 V A 0 1 CSA UL and UR rated data Auxiliary circuit Switching capacit...

Page 743: ...5 to 4 2 x 0 25 to 1 5 Finely stranded without end sleeve mm2 2 x 0 25 to 1 5 Finely stranded with end sleeve mm2 2 x 0 25 to 1 5 AWG cables solid or stranded AWG 2 x 24 to 16 1 If two different conductor cross sections are being connected to one clamping point both cross sections must be located in the range indicated If identical cross sections are used this restriction does not apply 8 10 2 6 S...

Page 744: ...ptions following tripping Manual and automatic reset Recovery time following error Automatic RESET s 0 2 Manual RESET s 0 2 Adjustable ON delay time On startup s 0 99 On upper or lower limit violation s 0 30 Maximum response time ms 200 Adjustable switching hysteresis A 0 1 3 0 1 8 Current monitoring upper limit 2 to 5 x Imax Relative repeat accuracy 2 Ambient temperatures Storage transport C 40 8...

Page 745: ...static discharge acc to IEC 61000 4 2 corresponds to severity 3 kV 8 air discharge 6 contact discharge Field related interference suppression to IEC 61000 4 3 corresponds to severity 3 V m 10 Electromagnetic compatibility EMC Emitted interference acc to EN 55011 CISPR 11 and EN 55022 CISPR 22 Limit class A Industry Mech operating cycles 10 000 000 Electr operating cycles at AC 15 230 V 100 000 Dim...

Page 746: ... Rated impulse withstand voltage Uimp kV 6 Rated operational voltage Ue V 690 Relative measuring accuracy 5 Current carrying capacity for permanent overcurrent A max 16 max 40 for overcurrent 1 s A max 320 max 800 Type of current Alternating current Hz 50 60 Current setting A 1 6 16 4 to 40 A Power loss per device max W 2 5 Short circuit protection With fuse without contactor See Selection and ord...

Page 747: ...2 5 1 2 x 2 5 to 10 1 Finely stranded with end sleeve DIN 46228 Part 1 mm2 2 x 0 5 to 1 5 1 2 x 0 75 to 2 5 2 2 x 1 to 2 5 1 2 x 2 5 to 6 1 max 1 x 10 AWG cables solid or stranded AWG 2 x 20 to 14 1 1 x 121 2 x 16 to 12 1 2 x 14 to 8 1 Connection type Spring loaded connection Operating tool 3 0 x 0 5 Conductor cross sections min max Solid mm2 1 x 0 5 to 4 1 x 1 to 10 Finely stranded without end sl...

Page 748: ...17 V minimum mA 5 Contact block for signaling function 1 Current carrying capacity of the semiconductor output DC 13 24 to 240 V mA 20 AC 14 24 to 240 V at 50 60 Hz mA 20 Short circuit strength No Dropout voltage max V 3 0 Residual current of the semiconductor output max mA 0 035 Minimum inrush current of the semiconductor output mA 0 010 Number of CO contacts for auxiliary contacts 1 Contact rati...

Page 749: ...max Solid mm2 2 x 0 25 to 1 5 Finely stranded without end sleeve mm2 2 x 0 25 to 1 5 Finely stranded with end sleeve mm2 2 x 0 25 to 1 5 AWG cables solid or stranded AWG 2 x 24 to 16 1 If two different conductor cross sections are being connected to one clamping point both cross sections must be located in the range indicated If identical cross sections are used this restriction does not apply 8 1...

Page 750: ...sion drawings dimensions in mm Note All dimensions are specified in mm 8 11 1 Dimension drawings for 3RR21 Basic analog setting current monitoring relay 3RR2141 1A 30 screw connection S00 With contactor With terminal support for stand alone assembly 3RR2141 2A 30 spring loaded connection S00 With contactor With terminal support for stand alone assembly ...

Page 751: ...s in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 751 3RR2142 1A 30 screw connection S0 With contactor With terminal support for stand alone assembly D 3RR2142 2A 30 spring loaded connection S0 With contactor With terminal support for stand alone assembly ...

Page 752: ...l 01 2011 A8E56203870002 03 8 11 2 Dimension drawings for 3RR22 Standard digital setting current monitoring relay 3RR2241 1F 30 screw connection S00 With contactor With terminal support for stand alone assembly 3RR2241 2F 30 spring loaded connection S00 With contactor With terminal support for stand alone assembly ...

Page 753: ...s in mm SIRIUS Innovations System Manual 01 2011 A8E56203870002 03 753 3RR2242 1F 30 screw connection S0 With contactor With terminal support for stand alone assembly D 3RR2242 2F 30 spring loaded connection S0 With contactor With terminal support for stand alone assembly ...

Page 754: ...s Internal circuit diagrams You can find the internal circuit diagrams for SIRIUS Innovations products online in the image database www siemens com lowvoltage bilddb Enter the order number of the device in the Order number field and in the Type of object selection menu on the left hand side select Unit wiring diagram Figure 8 6 Image database ...

Page 755: ...7 7 7 Figure 8 7 Monitoring relay 1 CO contact 2 phase 3RR2141 2A 30 3RR2142 A 30 7 7 7 Figure 8 8 Monitoring relay 1 CO contact 2 phase 3RR2241 1F 30 7 7 7 4 Figure 8 9 Monitoring relay 1 CO contact 1 semiconductor output 3 phase 3RR2241 2F 30 3RR2242 F 30 7 7 7 4 Figure 8 10 Monitoring relay 1 CO contact 1 semiconductor output 3 phase ...

Page 756: ...SIRIUS 3RR2 current monitoring relays 8 12 Circuit diagrams SIRIUS Innovations 756 System Manual 01 2011 A8E56203870002 03 ...

Page 757: ...sustained by the device following a short circuit Type of coordination 1 It is permissible for the fuseless load feeder to be incapable of functioning after each short circuit disconnection Damage to the contactor and the overload release is also permissible For 3RA2 the motor starter protector alone always achieves type of coordination 2 Type of coordination 2 After short circuit disconnection th...

Page 758: ...er informative documents can be obtained from the Information Center and Download Center www siemens com lowvoltage infomaterial Online ordering system You will find the online ordering system with all the latest data on the ordering and information platform http www siemens com lowvoltage mall Technical Assistance Siemens supports you with all technical product and system enquiries both before an...

Page 759: ... so please use this form to tell us about them We welcome comments and suggestions for improvement Fax response From please complete To SIEMENS AG I IA CE MK ST 3 92220 Amberg Germany Name Company Department Address _________________________________________________________________________________ Fax 49 0 9621 80 3337 Manual title Table A 1 Errors comments and suggestions for improvements ...

Page 760: ...Appendix A A 3 Correction sheet SIRIUS Innovations 760 System Manual 01 2011 A8E56203870002 03 ...

Page 761: ...rew mounting The adapters for screw mounting enable you to mount the compact starter on a level surface Approvals Approval of switching devices and switchgear in accordance with national standards some of which must be met on a mandatory basis which exist in addition to IEC CENELEC and CEE guidelines for example So the North American market the USA and Canada requires UL or CSA approvals for insta...

Page 762: ...tor terminals As the motor voltage does not have to be controlled during operation the thyristors are bridged by integral bypass contacts that are rated for AC1 current This minimizes the waste heat generated during continuous operation which is caused by the thyristors power loss and prevents the switching device s environment from heating up CLASS time See Tripping class Closing power The power ...

Page 763: ...he motor current that flows during the startup process can be actively limited by means of the soft starter The current limiting function takes priority over the voltage ramp function As soon as a parameterizable current limit is reached in other words the voltage ramp is interrupted and the motor is started with the current limiting value until it has started up successfully The current limiting ...

Page 764: ...ould penetrate the enclosure if an explosion were to occur inside it then no explosive flame could escape Function module Different function modules are used for Direct on line start Reversing start Star delta wye delta start Function modules are also available in communication capable versions with AS i or IO Link in order to establish a connection to a higher level control system Function module...

Page 765: ...masses need to be accelerated e g on rolling mills centrifuges Special overload relays heavy duty starting relays solid state overload relays or thermistor motor protection devices must be used to protect heavy starting motors Heavy duty starting for soft starters Assuming that certain conditions and constraints apply the SIRIUS soft starter size must be at least one performance class higher than ...

Page 766: ...able or three single wires Leakage current If semiconductors are used to control the current flow no galvanic isolation can take place within the device This means that even when the supply is disconnected if a connected load is present then a small residual current known as the leakage current will still flow Low voltage switchgear and controlgear combination A switchgear and controlgear combinat...

Page 767: ...ort circuit i e protection for the winding insulation against impermissible heating Motor starter protector Generally a latch operated switch which can switch on conduct and switch off currents in the circuit under normal operating conditions it can also switch on the current up to the point of a short circuit under specified operating conditions that are not normal conduct current for a defined p...

Page 768: ...an mean a louder noise is produced by the motor The Polarity Balancing control principle was developed and patented by SIEMENS to prevent these DC components during starting Polarity Balancing effectively eliminates these DC components during the startup phase It allows the motor to be started up with a constant speed torque and current rise The acoustic quality of the startup process comes very c...

Page 769: ...fully a very high starting current that can even equal the direct starting current at the same speed occurs at this instant Ramp down time The Ramp down time potentiometer on the SIRIUS 3RW40 soft starter allows you to specify how long power should still be supplied to the motor after the ON command has been removed The torque generated in the motor is reduced by means of a voltage ramp function w...

Page 770: ...which it can switch off at the rated operational voltage rated frequency and specified power factor or specified time constant The value of the prospective current for alternating current the rms value of the AC component specified by the manufacturer applies For AC motor starter protectors circuit breakers the rated short circuit breaking capacity must be independent of the magnitude of the DC di...

Page 771: ...es the electrical durability contact erosion and the mechanical durability operating cycles without load Short circuit strength This is the resistivity of a switching device in the closed state along with its components e g releases or a complete switchgear to the electrodynamic dynamic strength and thermal thermal strength stresses which arise in the event of a short circuit The characteristic fo...

Page 772: ... the ionized gases generated by the arc are pressed out of the openings in the arc chute In order to ensure that the concentration of these ionized gases does not reach a hazardous level a specific clearance must be provided above or in front of the device This space above the arc chute is defined by the manufacturer usually on the dimension drawings and depends on whether exposed live conductors ...

Page 773: ... on line start reversing start and star delta wye delta start Frequent switching or reversing soft starting and soft ramp down on the other hand are initiated using electronic switching devices solid state switching devices and soft starters The SIRIUS modular system offers the right solution for every type of switching technology Temperature compensation With inverse time delayed thermal overload...

Page 774: ... heavy duty starting conditions for example Tripping current of an overload release The current value at which a release trips within a certain time Types of coordination Standard DIN EN 60947 4 1 VDE 0660 Part 102 or IEC 60947 4 1 distinguishes between two types of coordination type of coordination which are referred to as coordination type 1 and coordination type 2 The short circuit that needs t...

Page 775: ...unting on contactors 211 Insulating stop 207 LED display indicator module 192 Link module for motor starter protector 204 Link module for two contactors in series 202 Mechanical latch 185 187 OFF delay device 183 Parallel switching connector 200 201 Pneumatic timer 205 206 Sealable cover 198 Solder pin adapter 193 194 Surge suppressor 170 171 178 Terminal module 208 Accessories Current monitoring ...

Page 776: ... relay 488 Solid state switching devices 318 Approvals 24 101 Contactors 101 AS Interface 20 37 86 94 136 220 Assembly 219 221 Assembly kit for contactor assembly for star delta wye delta start Contactors 219 221 Assembly kit for reversing contactor assembly Contactors 212 213 Automatic reset Current monitoring relay 723 Auxiliary contacts contactors 153 161 Integrated 107 161 Time delayed 167 Aux...

Page 777: ...semblies for star delta wye delta start clockwise rotation 137 Contactor assemblies for star delta wye delta start counterclockwise rotation 139 Solid state time delay auxiliary switch 671 Star delta wye delta start 672 Timing relay 669 670 Connection systems 32 Contactor assembly for star delta wye delta start 111 Contactor relays 105 Contactors 153 Current monitoring relay 684 Function modules f...

Page 778: ...s for mounting on contactors 643 645 646 Solid state switching devices 331 Direct on line starter 132 Load feeders 576 598 605 Disconnector module Motor starter protector 419 420 421 Disconnector module motor starter protector Maintenance work 419 Display Current monitoring relay 711 727 Displays Current monitoring relay 735 Door coupling rotary operating mechanism Motor starter protector 424 425 ...

Page 779: ...ion modules for mounting on contactors 211 Contactor assemblies for star delta wye delta start 211 220 Contactors 211 Setting times 673 Function modules for reversing starting 643 Fuses Solid state switching devices 336 G Ground fault Current monitoring relay 695 734 Overload relay 499 501 505 H Heavy duty starting Current monitoring relay 695 Overload relay 495 504 Holding power 117 130 Hybrid co...

Page 780: ...witch Motor starter protector 393 Manual motor controller Motor starter protector 395 467 469 Manual motor controller suitable for tap conductor protection in group installations Motor starter protector 395 467 471 Manual RESET Current monitoring relay 723 Maximum load integral Solid state switching devices 327 Mechanical latch Contactors 185 187 Mechanical remote RESET Overload relay 527 529 530 ...

Page 781: ...relay 498 501 Phase barriers Motor starter protector 396 473 Phase barriers terminal block Motor starter protector 422 423 Phase failure Current monitoring relay 691 695 697 719 734 Overload relay 494 501 Phase loss sensitivity Motor starter protector 386 390 393 Phase sequence error Current monitoring relay 734 Phase sequence monitoring Current monitoring relay 691 695 719 724 Photovoltaic plant ...

Page 782: ...406 Selection Motor starter protector 398 Solid state switching devices 329 Selection using a tool Solid state switching devices 330 Selection using a tool input parameters Solid state switching devices 332 333 Self protected combination motor controller type E Motor starter protector 395 396 467 473 Service life Power contactors 120 Solid state switching devices 327 Setting ground fault detection...

Page 783: ...ents 33 System monitoring 40 System protection Current monitoring relay 690 Motor starter protector 391 T Technology 31 Terminal blocks Motor starter protector 396 473 Terminal designations Contactors 153 Current monitoring relay 702 703 Function modules for mounting on contactors 669 670 671 672 Motor starter protector 401 Overload relay 514 515 Solid state contactor 344 Solid state reversing con...

Page 784: ...ay time Current monitoring relay 690 708 720 735 tRMS Current monitoring relay 690 True rms measurement Current monitoring relay 690 Types of coordination 757 Load feeders 564 Overload relay 504 506 U UL Motor starter protector 395 467 Solid state switching devices 336 338 Underload Current monitoring relay 695 Utilization categories Contactors 113 123 124 125 126 132 135 V Varistor 170 174 W Wall...

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Page 786: ...al www siemens com industrial controls catalogs Newsletter always up to date www siemens com industrial controls newsletter E business in the Industry Mall www siemens com industrial controls mall Online Support www siemens com industrial controls support Contact for all technical information Technical Assistance Tel 49 911 895 5900 e mail technical assistance siemens com www siemens com industria...

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Siemens SIRIUS 3RH Series, System Manual

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