Siemens 3TM Operating Instructions Manual Download Page 1

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3TM

Vacuum contactor
7.2 kV – 15 kV, 3-pole

4.15 kV – 6.9 kV, 1-pole

OPERATING INSTRUCTIONS

Order No.: 9229 0106 176 0-
Version: 07.2020 en

Summary of Contents for 3TM

Page 2: ...Service contact persons can be found under Customer service Telephone 49 180 524 7000 Fax 49 180 524 2471 on the internet under web address www siemens com energy support by email support energy siemens com or from any local Siemens representative ...

Page 3: ... GL 8 Type approval as per GOST 8 Transport storage packaging 9 Transport 9 Scope of delivery 9 Unpacking 9 Reuse of transport unit 10 Storage 11 General information 13 Area of application 13 Description 15 Design 15 Name plate 19 Technical data 20 Ambient conditions 22 Installation altitudes 23 Dimension drawings 24 Circuit diagrams 27 Installation 29 Installation 29 Operation 37 Commissioning 37...

Page 4: ...d ESD Electrostatic discharge GB Guobiao Chinese standard IEC International Electrotechnical Commission MLFB Machine readable manufacturer number NC NC Contact NMX Normas Mexicanas Mexican standard NN Normal Null Sea level NO NO Contact O Open ops Operating cycles PMA Pole centre distance RöV Röntgenverordung German X Ray Ordinance UL Underwriters Laboratories VDE Verband Deutscher Elektrotechnike...

Page 5: ...ledge of the relevant standards are in a position to assess the work to be carried out and to identify the possible dangers Who are familiar with the transport storage installation assembly commission ing operation and maintenance of the product and who have the qualifications required for their job Who are authorised according to the standards of safety engineering to switch on switch off earth a...

Page 6: ...ections High voltage Checking the vacuum contactor in the panel with applied high voltage is allowed only after full functionality has been determined see Commissioning on page 37 Note Product liability claims are valid only if the spare parts purchased have been re placed by qualified personnel The necessary operating instructions for retrofitting removal and installation must be followed DANGER ...

Page 7: ... ensure that fast moving parts are not additionally loaded with masses or forces and additional parts have sufficient clearance in particular from moving and live parts If vacuum contactors are to be equipped with additional functions by the custom er we recommend consulting the factory since tried and tested solutions are fre quently available Note Damaged components In the case of damage such as...

Page 8: ...identifier can be operated by the owner of the switchgear without licensing Keep a printed copy of the certificate in a suitable cen tral location Type approval as per UL The switching devices installed materials and components are tested as per stand ard UL 347 and CSA C22 2 No 253 09 and comply with the requirements Documentation via certificate no E107759 Type approval as per DNV GL The switchi...

Page 9: ... Transport to the installation site Remove the supplementary equipment and store safely in the packaging for later in stallation Note Observe stacking height For transport no more identical transport units may be stacked on top of each other than indicated on the transport unit Observe loads specified on the transport unit Note Secure load For transport secure the load in such a way that the trans...

Page 10: ...ight Only lift the vacuum contactor out of the box at the intended points Fastening eyelets Base plate 2 Pole shell 7 Operating mechanism box 34 Reuse of transport unit Reusing the transport unit The box and the filler materials can be reused if the vacuum contactor is to be trans ported again Pack the vacuum contactor in reverse order Close the box Fig 1 3TM 3 pole Transporting the vacuum contac ...

Page 11: ...s listed below are met If the storage conditions are not met the vacuum contactor cannot be stored any longer than 6 months in the transport unit If storage of longer than one year is planned unpack the vacuum contactor from the transport unit Further storage must ensure that the vacuum contactor cannot be damaged Storage room Transport unit Storage time Temperature range Number of units per stack...

Page 12: ...Transport storage packaging 12 9229 0106 176 0 2020 09 18 Blank page ...

Page 13: ...seismic zones on ships below deck on open pit or mining equipment in stationary or moving rail operation The technical data are affected by ambient conditions installation site and installa tion volume Function Operational currents and overload currents are switched by the vacuum contactor 3TM vacuum contactors operate in continuous periodic and short term operation Suitable for high frequency of ...

Page 14: ...Medium Voltage AC Contactors Controllers and Control Centers CSA C22 2 No 253 09 Medium Voltage AC Contactors Controllers and Control Centers NMX J 564 106 ANCE Medium Voltage AC Contactors Controllers and Control Centers IEC 61000 4 Electromagnetic compatibility EMC IEC 61000 6 Interference radiation and interference voltage IEC 60068 Environmental test procedures DNV GL Det Norske Veritas AS DNV...

Page 15: ...y accessible from the side Optionally available Mechanical closing latching with shunt release Y1 Manual unlatching EMERGENCY STOP via push rod or draw bar Fig 3 Front view high voltage side 3 pole Fig 4 Rear view mounting side 3 pole 2 Base plate mounting 3 Vacuum interrupter 4 Upper terminal 5 Lower terminal 6 Position indicator CLOSED OPEN 7 Pole shell 8 Name plate 12 Push rod for manual unlatc...

Page 16: ...n indicator CLOSED OPEN 7 Pole shell 8 Name plate 9 Mechanical closing latching with shunt release Y1 optional 10 Cover for closing latching optional 11 Shunt release Y1 optional 12 Push rod for manual unlatching optional 14 Unlatching EMERGENCY STOP manual optional 15 Draw bar for manual unlatching optional 17 Cover of the manual unlatching 21 Connector for supply voltage A1 A2 23 Auxiliary switc...

Page 17: ...s operation The vacuum inter rupters work synchronously in the same direction The solenoid actuator and the shunt release of the vacuum contactor 3TM can be actuated with AC or DC Vacuum contactors 3TM work according to a defined closing and opening time which can be configured and extended by an additional closing and opening delay Both delay values are independent of each other and are added to ...

Page 18: ...wired The wiring is carried out on the customer s premises using spring bal ancer or screw terminals Mechanical closing latching Applies only to vacuum contactors with closing latching When the vacuum contactor is closed the mechanical closing latching is activated The solenoid actuator is held and automatically separated from the supply voltage once the latching position is reached Switching in t...

Page 19: ...ype designation c Classification according to the IEC standard d Classification according to the UL standard e if applicable Classification according to further standard f DNV GL Certificate g MLFB as on the order h if applicable Special versions and additional equipment i Factory number k Rated voltage Ur l Rated lightning impulse withstand voltage Up m Rated short duration power frequency withst...

Page 20: ...ush current kA 4 5 3 2 Rated breaking current kA 3 6 2 65 Rated short circuit breaking current limit switch capa bility kA 5 4 5 5 5 4 5 Rated short circuit current effective value 1 s kA 8 1 pole 3 pole Solenoid actuator 3TM 12 13 14 15 32 33 34 35 36 Rated supply voltage Ua 15 to 10 V 24 V DC to 32 V DC V 48 V DC to 60 V DC V 110 V DC to 125 V DC 100 V AC to 120 V AC V 220 V DC to 250 V DC 230 V...

Page 21: ... V 24 V DC to 32 V DC V 48 V DC to 60 V DC V 110 V DC to 125 V DC 100 V AC to 120 V AC V 220 V DC to 250 V DC 230 V AC to 240 V AC Power loss of the shunt release VA 160 Required signal duration for release signal ms 100 to 500 1 pole 3 pole Auxiliary switch 3TM 12 13 14 15 32 33 34 35 36 Protection class on the front side IP 20 Rated insulation level at pollution degree 3 V 500 Rated short durati...

Page 22: ...ambient conditions 3K221 3K222 Biological ambient conditions 3B1 Mechanical ambient conditions 3M11 Mechanically active substances 3S63 Chemically active substances according to ISO 9223 C34 1 Peak value of the 24 hour mean 75 C 2 to 40 C 3 Restriction Clean insulation parts 4 Without occurrence of salt fog and simultane ous condensation 5 Max per day 6 Max per month Fig 18 Ambient conditions 70 C...

Page 23: ...as shown in Fig 19 Note The installation altitude for the vacuum contactor is set at the factory according to the ordering option U U0 x Ka U Rated withstand voltage U under standard reference atmosphere U0 required rated withstand voltage for the installation location Ka Altitude correction factor Ka em x H 1000 8150 Calculation of the altitude correction factor Ka H Installation altitude in metr...

Page 24: ...m contactor with auxiliary switches 4NO 4NC 1 pole 3 pole Rated voltage Ur kV 4 15 6 9 7 2 12 Rated current A 450 450 Distance between the upper and lower terminals mm 210 PMA mm 120 150 Height mm 310 310 Breadth with 6NO and 6NC mm 340 340 400 Depth mm 280 280 Distance of the mounting holes F1 mm 256 256 Distance of the mounting holes F2 mm 250 250 Width of the base plate mm 310 310 370 Threads i...

Page 25: ...ata of 3TM vacuum contactor with auxiliary switches 6NO 6NC 3 pole Rated voltage Ur kV 7 2 12 Rated current A 450 Distance between the upper and lower terminals mm 210 PMA mm 120 150 Height mm 310 Breadth with 6NO and 6NC mm 342 410 Depth mm 280 Distance of the mounting holes F1 mm 256 Distance of the mounting holes F2 mm 250 Width of the base plate mm 310 370 Threads in the upper and lower termin...

Page 26: ...Description 26 9229 0106 176 0 2020 09 18 Blank page ...

Page 27: ... Circuit diagrams 24 V to 32 V DC and 110 V to 125 V AC DC Fig 26 Circuit diagram for 24 V to 32 V DC and 110 V to 125 V AC DC if available Colours of insulating sleeves of connector plugs X7 1 red X7 2 yellow X5 1 black X5 2 white ...

Page 28: ...20 09 18 48 V to 60 V DC and 220 V to 250 V AC DC Fig 27 Circuit diagram for 48 V to 60 V DC and 220 V to 250 V AC DC if available Colours of insulating sleeves of connector plugs X7 1 red X6 1 black X6 2 yellow X5 2 white ...

Page 29: ...porting the vacuum contactor by holding and lifting the auxiliary switches on the sides leads to material damage Only transport the vacuum contactor by holding it under the operating mechanism box the base plate or the pole shells see Transport to the installation site p 9 Note Attaching the vacuum contactor Attaching the vacuum contactor with shear tensile or compressive stresses can lead to mate...

Page 30: ...vered condition The connecting cables are to be mounted by the customer as a flexible flex Cross sections can be found in the supplied data sheet see also Rated data for auxiliary switches Fig 17 p 21 Note The base plate is provided with a protective layer The earthing conductor must be connected on the customer s premises with the use of a contact washer with spring steel serrations and mechanica...

Page 31: ...rrect position is achieved when the switching lever 45 can only be moved slightly back and forth If the switching lever 45 can be moved far in one direction after installation the switching lever 45 is not inserted in the cam 44 and the above steps must be re peated Wiring the connectors for the electronic controller The electronic controller 24 for the vacuum contactor is the interface to the cus...

Page 32: ...ick the maximum length of the connection wire can be calculated accord ing to L 0 004 x U2 x A Here L Length of connection wire in m U Rated supply voltage in V A Connector cross section in mm2 16 Connector for release voltage E1 E2 of latching 21 Connector for supply voltage A1 A2 24 Electronic controller 25 Cover hood of the electronic controller Fig 34 Terminals of the electronic controller Fig...

Page 33: ... surfaces of the terminals must not be damaged Upper and lower terminals Observe the use of M10 threads and screw in depths of 20 mm to 25 mm Tightening torque 35 Nm For installation dimensions see Dimension drawings p 24 DANGER Danger to life high voltage Closing without safety precautions can result in death or serious injury Test the vacuum contactor in the switchbay with high voltage applied o...

Page 34: ...ter cleaning very lightly grease the bright contact areas with acid free Vaseline e g Shell Vaseline 8420 and screw together immediately Note Clean silver plated contact areas with a cloth do not brush Different connection materials AI Cu must not be cleaned with the same clean ing tools Silver plated parts must not be bolted to aluminium bars Fig 38 Cleaning the contact surfaces of the poles Fig ...

Page 35: ...ed current strength use M10 screws and nuts strength class 8 8 and the appropriate spring elements and washers for connection of the conductor bars Attach the busbars or flexible braid tension free and torsion free to the upper and lower terminals Further steps for connecting the prime conductors are not described here and are performed by the customer Fig 40 Conductor bars mounted at an angle Fig...

Page 36: ...Installation 36 9229 0106 176 0 2020 09 18 Blank page ...

Page 37: ...ctions and observe the warning notices Check through all of the items on the checklist and ensure correct functioning before commissioning Checklist Notes Does the information on the rating plate match the order data see p 19 Ensure correct operating voltage Check the supply voltage and the performance data of the low voltage network are correct If necessary clean the vacuum contactor details on t...

Page 38: ...e original packaging Incident Troubleshooting Vacuum contactor does not respond Check the DIP switch S2 position and reset if necessary see matrix Fig 50 Closing is blocked Return to the manufacturer1 Failure of the supply voltage Ua Check that the plugs on the electronic controller are firmly seated Check the cable connection to the plugs If a new vacuum contactor is installed use only the connec...

Page 39: ... Checking the switching stroke of vacuum interrupters Reliable switching of the 3TM vacuum contactor is only ensured if the switching stroke of the vacuum interrupters is not below the minimum of 3 5 mm and does not exceed the maximum of 7 5 mm The switching stroke can vary depending on current elapsed service life and switching frequency If the value goes below the limit arcing between the contac...

Page 40: ...nce between a and b is reached the inter rupters can be readjusted as follows Remove the vacuum contactor from the switchgear if necessary Measure the distance between the top edge of the pole shell 7 and the top edge of the draw bar 40 see Fig 42 and Fig 43 in the OPEN and CLOSED conditions This is done by switching the vacuum contactor CLOSED and OPEN again Use a size 12 open end spanner to keep...

Page 41: ...l inspection for uniform switching movement of the vacuum interrupters This is done by manually switching the vacuum contactor CLOSED and OPEN again Function check of mechanical parameters such as on time and off time see Rated data of solenoid actuator Fig 14 Repeat steps as necessary until all limits have been set After successful adjustment install the vacuum contactor in the switchgear Cleanin...

Page 42: ...ard design Shunt release Y1 24 V DC to 32 V DC 3TY5903 0AT0 Release voltage of unlatch ing 48 V DC to 60 V DC 3TY5903 0AU0 110 V DC to 125 V DC 100 V AC to 120 V AC 3TY5903 0AV0 220 V DC to 250 V DC 230 V AC to 240 V AC 3TY5903 0AW0 Mechanical closing latching with shunt release Y1 24 V DC to 32 V DC 3TX5903 0AT0 Release voltage of unlatch ing 48 V DC to 60 V DC 3TX5903 0AU0 110 V DC to 125 V DC 1...

Page 43: ... electronic controller Electrostatic discharge can cause material damage to the electronic controller and restrict its functionality To prevent damage to electronic components discharge any existing electrostatic charges on hands or tools by touching grounded surfaces prior to touching electron ic components and before removing the connector plugs Store all disassembled screws washers and nuts saf...

Page 44: ...g of connectors with colour code for parallel connection 24 V 32 V DC and 110 V 125 V AC DC X5 2 X6 2 X6 1 X7 1 0092 06 X5 2 X5 1 X7 2 X7 1 0092 05 Positioning of connectors with colour code at 48 V 60 V and 220 V 250 V AC DC Positioning of connectors with colour code at 24 V 32 V DC and 110 V 125 V AC DC X5 2 white X5 2 white X6 2 black X5 1 yellow X6 1 yellow X7 2 black X7 1 red X7 1 red ...

Page 45: ...in positions 3 and 4 is to be left OPEN Supply voltage U a Closing delay Opening delay 1 Opening delay 2 Spare Latch Shunt release Switch position Closing delay Opening delay 1 110 V 125 V AC DC 220 V 250 V DC 230 V 240 V AC 24 V 32 V DC and 48 V 60 V DC 1 2 3 4 5 6 ms ms ms ms OPEN 0 0 0 0 CLOSE OPEN 0 30 0 50 CLOSE OPEN 0 60 0 0 CLOSE OPEN 0 90 0 50 CLOSE OPEN 50 0 50 0 CLOSE OPEN 50 30 50 50 CL...

Page 46: ...over Position the cover hood 25 and mount with M5 screws safety washers and washers Tightening torque 6 0 5 Nm Insert connectors A1 A2 and E1 E2 and tighten slot head screws of the connec tors hand tight on both sides 24 Electronic controller 25 Cover hood of the electronic controller 26 DIP switch S2 Fig 51 Mount cover example 3 pole 4 0 6 x 3 5 M5 6 0 5 Nm ...

Page 47: ...cordance with applicable regulations Materials The vacuum contactor consists of the following materials Steel partly phosphatised galvanised and CrVI free passivated Copper or aluminium partly silver plated Plastics cycloaliphatic epoxy resin polyamide polyester polycarbonate ABS PC mixture partly glass fibre reinforced Rubber materials Ceramics Lubricant For more information regarding declared or...

Page 48: ...Maintenance 48 9229 0106 176 0 2020 09 18 Blank page ...

Page 49: ...H High voltage protective earth 30 I Inspections 39 Installation altitudes 23 Installation site 17 L Limit switching stroke 39 40 Lower terminal 15 16 Lower terminal 15 16 M Mechanical service life 21 Mechanical switching frequency 21 N Name plate 15 16 O Opening delay 17 Opening time 17 Operating mechanism lever 15 16 Operating mechanism solenoid 16 P Pole shell 15 16 Position indicator 15 16 R R...

Page 50: ...Index 50 9229 0106 176 0 2020 09 18 Blank page ...

Page 51: ...r for manual unlatching 16 Connector for release voltage E1 E2 of latching 17 Cover of manual unlatching 18 Retaining plate right left of the unlatching 19 Unlatching adapter 20 Unlatching slider 21 Connector for supply voltage A1 A2 22 Earthing terminal 23 Auxiliary switch S1 1 S1 2 24 Electronic controller 25 Cover of electronic controller 26 DIP switch S2 30 Operating mechanism solenoid 31 Oper...

Page 52: ...Published by Siemens AG Smart Infrastructure Distribution Systems Schaltwerk Berlin Nonnendammallee 104 13629 Berlin Germany ...

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