Siemens SIMOTICS T-1FW68 Configuration Manual Download

Page: 32 / 194

Description of the motor

2.3 Technical features and ambient conditions

1FW68 radial segment motors

Configuration Manual, 08/2021, A5E51132930B AA

China Compulsory Certification

SIMOTICS motors do not fall within the scope covered by the China Compulsory

Certification (CCC).
CCC negative certification:
CCC product certification

(

https://support.industry.siemens.com/cs/products?search=CCC&dtp=Certificate&mfn

=ps&o=DefaultRankingDesc&pnid=13347&lc

)

Underwriters Laboratories

SIMOTICS motors are generally in compliance with UL and cUL as components of motor

applications, and are appropriately listed.
Specifically developed motors and functions are the exceptions in this case. Here, it is

crucial that you carefully observe the content of the quotation and that there is a UL or

cUL mark on the rating plate!

Quality systems

Siemens AG employs a quality management system that meets the requirements of

ISO 9001 and ISO 14001.
Certificates for SIMOTICS motors can be downloaded from the Internet at the following

link:
Certificates for SIMOTICS motors

(

https://support.industry.siemens.com/cs/ww/de/ps/13347/cert

)

Note
No UL/cUL certification

Note that 1FW68 radial segment motors are not UL/cUL-certified.

China RoHS

SIMOTICS motors comply with the China RoHS.
You can find more information at:
China-RoHS (

https://support.industry.siemens.com/cs/ww/de/view/109738656/en

)

Summary of Contents for SIMOTICS T-1FW68

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Page 3: ...ual 08 2021 A5E51132930B AA Introduction Fundamental safety instructions 1 Description of the motor 2 Mechanical properties 3 Motor components and options 4 Configuring 5 Technical data and characteristics 6 Preparation for use 7 Electrical connection 8 Assembly drawings dimension sheets 9 Appendix A ...

Page 4: ... only by personnel qualified for the specific task in accordance with the relevant documentation 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 p...

Page 5: ...lied or in the event of service This documentation should be kept in a location where it can be easily accessed and made available to the personnel responsible Target group This manual is aimed at planning project and design engineers as well as electricians fitters and service personnel Benefits This configuration manual enables the target group to comply with the rules and guidelines that apply ...

Page 6: ...he product handling of the product or the relevant section of the document Notes provide you with help or further suggestions ideas More information Information on the following topics is available at Additional links to download documents Using documentation online find and search in manuals information More information https support industry siemens com cs de en view 108998034 If you have any qu...

Page 7: ...sonal library under mySupport using the following procedure Precondition You have registered for and logged on to Siemens Industry Online Support hereinafter referred to as SIOS SIOS https support industry siemens com cs de en Procedure for creating a personal library 1 Open SIOS and log on 2 Enter the product you are looking for under Search for product info and press Enter 3 Select the doc class...

Page 8: ...ick on Your direct way to the Support Request or follow the link Support Request https support industry siemens com cs de en my 2 Follow the instructions in the online form If you need support with the topics Application and Mechatronics contact Application Mechatronic Support Direct Motors mailto motor support motioncontrol siemens com Usage phases and their documents tools Table 1 Usage phases a...

Page 9: ...oling system Brake Line filter Active Interface Module Commissioning operating Siemens commissioning training courses SITRAIN courses Commissioning support provided by Siemens Operating instructions motors Configuration Manual Motors STARTER commissioning tool SINAMICS S120 Getting Started SINAMICS S120 Manuals SINAMICS S120 Commissioning Manual SINAMICS S120 List Manual SINAMICS S120 Function Man...

Page 10: ...oes not control the information on these websites and is not responsible for the content and information provided there The user bears the risk for their use Information regarding third party products Note Recommendation relating to third party products This document contains recommendations relating to third party products Siemens accepts the fundamental suitability of these third party products ...

Page 11: ...ambient conditions 28 2 3 1 Directives and standards 28 2 3 2 Danger from strong magnetic fields 31 2 3 3 Technical features 35 2 3 4 Defining the direction of rotation 37 2 3 5 Ambient conditions for stationary use 37 2 3 6 Scope of delivery 39 2 3 6 1 Segment motors 39 2 3 6 2 Supplied pictograms 39 2 4 Derating factors 40 2 5 Selection and ordering data 40 2 5 1 Order designation 40 2 5 1 1 Sta...

Page 12: ...e duty cycle 85 5 1 4 Torque time diagram 87 5 1 5 Selecting the stator segments 90 5 1 6 Specifying the number of rotor segments 90 5 1 7 Uneven current load 91 5 1 8 Motor torque speed diagram 91 5 1 9 Torque speed requirements 93 5 1 10 Checking the moments of inertia 94 5 1 11 Selecting the drive system components for the power connection 95 5 1 12 Calculation of the required infeed 96 5 2 Mou...

Page 13: ...7 Electrical connection components 155 8 3 8 Power connection 157 8 3 9 Signal connection 159 8 3 10 Shielding grounding and equipotential bonding 163 8 3 11 Coupled stator segments 164 8 3 11 1 Checking EMFs 168 8 3 11 2 Transmitting encoder information with TEC SERVCOUP 174 9 Assembly drawings dimension sheets 175 A Appendix 181 A 1 Manufacturer s recommendations 181 A 1 1 Supply sources for con...

Page 14: ...Table of contents 1FW68 radial segment motors 12 Configuration Manual 08 2021 A5E51132930B AA ...

Page 15: ... voltage between any of the power connections and between any of the power connections and the protective conductor connection 5 Check whether the existing auxiliary supply circuits are de energized 6 Ensure that the motors cannot move 7 Identify all other dangerous energy sources e g compressed air hydraulic systems or water Switch the energy sources to a safe state 8 Check that the correct drive...

Page 16: ... to unconnected cable shields As a minimum connect cable shields and the conductors of power cables that are not used e g brake cores at one end at the grounded housing potential WARNING Electric shock if there is no ground connection For missing or incorrectly implemented protective conductor connection for devices with protection class I high voltages can be present at open exposed parts which w...

Page 17: ...l precision nut runner with a dynamic torque sensor and speed limitation system WARNING Unexpected movement of machines caused by radio devices or mobile phones Using radio devices or mobile telephones in the immediate vicinity of the components can result in equipment malfunction Malfunctions may impair the functional safety of machines and can therefore put people in danger or lead to property d...

Page 18: ...mation tasks are adjusted and activated through appropriate parameterizing Perform a function test Only put your plant into live operation once you have guaranteed that the functions relevant to safety are running correctly Note Important safety notices for Safety Integrated functions If you want to use Safety Integrated functions you must observe the safety notices in the Safety Integrated manual...

Page 19: ...parts e g feather keys out of the motor enclosure can result in severe injury or death Remove any loose parts or secure them so that they cannot be flung out Do not touch any moving parts Safeguard all moving parts using the appropriate safety guards WARNING Fire due to inadequate cooling Inadequate cooling can cause the motor to overheat resulting in death or severe injury as a result of smoke an...

Page 20: ...ated circuits modules or devices that may be damaged by either electric fields or electrostatic discharge NOTICE Equipment damage due to electric fields or electrostatic discharge Electric fields or electrostatic discharge can cause malfunctions through damaged individual components integrated circuits modules or devices Only pack store transport and send electronic components modules or devices i...

Page 21: ...opment to make them more secure Siemens strongly recommends that product updates are applied as soon as they are available and that the latest product versions are used Use of product versions that are no longer supported and failure to apply the latest updates may increase customer s exposure to cyber threats To stay informed about product updates subscribe to the Siemens Industrial Security RSS ...

Page 22: ...e immediate vicinity of electronic components External influences damage X ray ionizing radiation and cosmic radiation 2 Unusually high temperatures including open flames as well as emissions of light noise particles gases etc can occur inside and outside the components under fault conditions caused by for example Component failure Software errors Operation and or environmental conditions outside ...

Page 23: ...l risks of power drive systems 1FW68 radial segment motors Configuration Manual 08 2021 A5E51132930B AA 21 For more information about the residual risks of the drive system components see the relevant sections in the technical user documentation ...

Page 24: ...Fundamental safety instructions 1 4 Residual risks of power drive systems 1FW68 radial segment motors 22 Configuration Manual 08 2021 A5E51132930B AA ...

Page 25: ...t in torque motors Article No 1FW6xx0 xxxxx xxxx 1FW6xx2 xxxxx xxxx Photo Features High torque for positioning tasks and slow continuous running duty High speed and high torque for fast continuous running duty and positioning tasks Water cooling Water cooling Application examples Rotary tables rotary indexing machines sub machine assemblies Tool revolvers Roller and cylinder drives e g printing ma...

Page 26: ...ements For applications with very high torque requirements or if large diameters 1 m are required Natural cooling Water cooling Application examples Roller and cylinder drives e g printing machines Swivel axes in measuring machines and medical equipment Feed and handling axes Application examples Large rotary tables e g vertical turning machines Large drives with high requirements for motion preci...

Page 27: ...to the machine itself The magnitude of torque that a segment motor can generate depends on the diameter the active length and the number of stator segments Depending on the number of stator segments and rotor segments traversing motion in the form of an arc or a complete circle can be created Figure 2 1 Stator segments Figure 2 2 Rotor segment The motors are designed for the SINAMICS S120 drive sy...

Page 28: ...tion into the overall mechanical system As a consequence a general recommendation for integrating the motor cannot be given for all axis concepts To ensure that the motor and the encoder are optimally integrated into the mechanical structure Siemens offers its Application Mechatronic Support Direct Motors service see Catalog For additional information please contact your Siemens contact person als...

Page 29: ...ions contained in this documentation Where relevant take into account deviations regarding approvals or country specific regulations Contact your local Siemens office if you have any questions relating to correct use If you wish to use special versions and design versions whose technical details vary from the motors described in this document then you must contact your local Siemens office WARNING...

Page 30: ...se terms when operating direct motors so that no patent rights are violated 2 3 Technical features and ambient conditions 2 3 1 Directives and standards Standards that are complied with The motors of the type series SIMOTICS S SIMOTICS M SIMOTICS L SIMOTICS T SIMOTICS A called SIMOTICS motor series below fulfill the requirements of the following directives and standards EN 60034 1 Rotating electri...

Page 31: ...ter the motor together with the Power Drive System must comply with the requirements laid down in the applicable EMC Directive European RoHS Directive The SIMOTICS motor series complies with the Directive 2011 65 EU regarding limiting the use of certain hazardous substances European Directive on Waste Electrical and Electronic Equipment WEEE The SIMOTICS motor series complies with the 2012 19 EU d...

Page 32: ...propriately listed Specifically developed motors and functions are the exceptions in this case Here it is crucial that you carefully observe the content of the quotation and that there is a UL or cUL mark on the rating plate Quality systems Siemens AG employs a quality management system that meets the requirements of ISO 9001 and ISO 14001 Certificates for SIMOTICS motors can be downloaded from th...

Page 33: ...lds In the no current condition the magnetic field strength of the motors comes exclusively from the magnetic fields of components equipped with permanent magnets Additional electromagnetic fields occur in operation Components with permanent magnets For the segment motors described in this manual the permanent magnets are located in the rotor segments Figure 2 3 Rotor segment Figure 2 4 Schematic ...

Page 34: ...an Social Accident Insurance applies in Germany This rule specifies all the requirements that must be observed in the workplace In other countries the relevant applicable national and local regulations and requirements must be taken into account When dealing with magnetic fields you must take into account the requirements of DGUV rule 103 013 of the German Social Accident Insurance CAUTION Safety ...

Page 35: ... part Do not underestimate the strength of the attractive forces and work very carefully Wear safety gloves The work should be done by at least two people Do not unpack the rotor segment until immediately before assembly Never unpack several rotor segments at the same time Never place rotor segments directly next to one another without taking the appropriate precautions Never carry any objects mad...

Page 36: ...mped together Do this using the non magnetic hammer to drive the non magnetic wedges into the separating rift Release the jammed body parts If necessary call the emergency medical service or an emergency physician Material damage caused by strong magnetic fields NOTICE Data loss caused by strong magnetic fields When you are close to a secondary section 300 mm any magnetic or electronic data medium...

Page 37: ...ted motor The degree of protection depends on the machine design and must therefore be realized by the machine manufacturer The minimum requirement is IP23 Cooling method Water cooling with integrated cooling system Maximum pressure in the cooling circuit 10 bar Thermal motor protection per stator segment 1x PTC for thermistor triplet with response threshold 130 C according to DIN 44081 44082 Eval...

Page 38: ...tion can be rotated signal connection tangential Connection type current demand up to 66 A Combination cable with connector to be connected to the motor to connect the power and the temperature sensors Current demand higher than 66 A Single conductor cable to be connected to the motor for the power Protective conductor PE to be separately connected Signal cable with connector to be separately conn...

Page 39: ...n identify the direction of rotation by looking at the A end of the segment motor The opposite B end is the cable outlet side of the segment motor Figure 2 5 Viewing direction when determining the direction of rotation 2 3 5 Ambient conditions for stationary use You can classify the ambient conditions for stationary use at weatherprotected locations according to the standard IEC 60721 3 3 The envi...

Page 40: ...w hail etc o Water other than rain See degree of protection p Formation of ice 1 Averaged over a period of 5 min 2 Conditions in mines are not considered 3 A cooling system based on natural convection can be disturbed by unforeseen air movements 4 The limit value of 78 4 KPa covers altitudes up to 2000 m Additional ambient conditions applicable for the motors for stationary use at weather protecte...

Page 41: ... stickers are supplied Table 2 3 Warning signs provided according to BGV A8 and EN ISO 7010 and their significance Sign Meaning Sign Meaning Warning against magnetic field W006 Warning against hand injuries W024 Warning against electric voltage W012 Warning against hot surface W017 Table 2 4 Prohibit signs provided according to BGV A8 and EN ISO 7010 and their significance Sign Meaning Sign Meanin...

Page 42: ...00 0 513 8000 0 444 Reducing the DC link voltage reduces the converter output voltage The operating range in the M n diagram is also reduced You can find the M n diagrams in the associated data sheet Operation in a vacuum is not permissible due to the low voltage strength and the poor cooling 2 5 Selection and ordering data 2 5 1 Order designation The article number serves as order designation The...

Page 43: ...Description of the motor 2 5 Selection and ordering data 1FW68 radial segment motors Configuration Manual 08 2021 A5E51132930B AA 41 2 5 1 1 Stator segment ...

Page 44: ...nual 08 2021 A5E51132930B AA 2 5 1 2 Rotor segment 2 5 2 Selection and ordering data for 1FW68 Note Overview of important motor data A selection of important motor data and dimensions is provided in this chapter Please contact your local Siemens office to obtain the complete data for your particular motor ...

Page 45: ...full complement is not always required The stated speeds are the maximum possible speeds for each diameter The speeds are adjusted for the individual requirements Table 2 6 1FW68 radial segment motors Article No Stator segment Number of stator segments1 Air gap diameter Dd in mm Magneti cally active length in mm Outer stator diameter in mm Inner rotor diameter in mm Torque for speed n 1 r min M0 i...

Page 46: ...xx 0xAx 6 1283 200 1498 1171 4600 7670 392 1FW6806 4Sxxx 0xAx 6 1283 250 1498 1171 5760 9590 392 1FW6806 5Sxxx 0xAx 6 1283 300 1498 1171 6910 11500 392 1FW6807 0Sxxx 0xAx 7 1497 50 1712 1385 1340 2240 363 1FW6807 1Sxxx 0xAx 7 1497 100 1712 1385 2690 4480 363 1FW6807 2Sxxx 0xAx 7 1497 150 1712 1385 4030 6710 363 1FW6807 3Sxxx 0xAx 7 1497 200 1712 1385 5370 8950 363 1FW6807 4Sxxx 0xAx 7 1497 250 171...

Page 47: ...2139 100 2139 2027 3840 6400 268 1FW6810 2Sxxx 0xAx 10 2139 150 2139 2027 5760 9590 268 1FW6810 3Sxxx 0xAx 10 2139 200 2139 2027 7680 12800 268 1FW6810 4Sxxx 0xAx 10 2139 250 2139 2027 9590 16000 268 1FW6810 5Sxxx 0xAx 10 2139 300 2139 2027 11500 19200 268 1FW6812 0Sxxx 0xAx 12 2567 50 2782 2455 2300 3840 223 1FW6812 1Sxxx 0xAx 12 2567 100 2782 2455 4610 7680 223 1FW6812 2Sxxx 0xAx 12 2567 150 278...

Page 48: ...3850 250 4065 3738 17300 28800 149 1FW6819 5Sxxx 0xAx 18 3850 300 4065 3738 20700 34500 149 1FW6821 0Sxxx 0xAx 20 4278 50 4493 4166 3840 6400 134 1FW6821 1Sxxx 0xAx 20 4278 100 4493 4166 7680 12800 134 1FW6821 2Sxxx 0xAx 20 4278 150 4493 4166 11500 19200 134 1FW6821 3Sxxx 0xAx 20 4278 200 4493 4166 15400 25600 134 1FW6821 4Sxxx 0xAx 20 4278 250 4493 4166 19200 32000 134 1FW6821 5Sxxx 0xAx 20 4278 ...

Page 49: ...n 1 Motor type 2 Article No 3 Serial number 4 Rated current IN 5 Rated speed nN 6 Maximum speed nmax 7 Temperature class 8 2D code contains the motor data 9 Approvals conformities 10 Motor version 11 Temperature sensors 12 Degree of protection 13 Max coolant temperature at which the ratings are reached 14 Weight 15 Induced voltage UiN at rated speed nN 16 Maximum permissible rms value of the motor...

Page 50: ... Configuration Manual 08 2021 A5E51132930B AA Figure 2 7 Example of a rating plate for rotor segments Table 2 8 Elements on the rating plate for rotor segments Item Description 1 Article No 2 Serial number 3 2D code 4 Approvals conformities 5 Weight 6 Version release 7 Z option ...

Page 51: ...tor described in this documentation You can obtain data sheets for other segment motors from your local Siemens office In certain operating states you must expect an additional temperature rise of the rotor segment as a result of iron losses e g when operating at high speeds or in S1 mode The rated motor torques specified in the data sheets apply under the following conditions Operation with water...

Page 52: ...closed systems The maximum permissible pressure is 10 bar NOTICE Blocked and clogged cooling circuits Cooling circuits can become blocked and clogged as a result of pollution and longer term deposits We recommend that you use a separate cooling circuit to cool the stator segments If you use the machine cooling circuits to also cool the stator segments you must ensure that the cooling medium fully ...

Page 53: ... coolant having the same intake temperature Ensure the same pressure drop and an even flow in every stator segment Influencing variables for this are The tube lengths The tube material The tube cross section The tube routing Regulation of the flow rate Example for interconnecting cooling circuits The following figure shows an example of a parallel connection of the cooling circuits of 6 stator seg...

Page 54: ...onnect to the cooler We recommend that you use brass or stainless steel fittings when connecting the cooler Calculating the thermal power that can be dissipated by the cooler Average density of the coolant ρ in kg m3 Average specific heat capacity of the coolant cp in J kg K Temperature deviation vis à vis the intake temperature ΔT in K Volume flow in m3 s Coolant intake temperature NOTICE Corrosi...

Page 55: ...e cables The following diagram shows the dependency of the relative continuous stator segment current IStatorsegment IN 100 on the water intake temperature into the cooling system The rotor segment losses are neglected in this case Figure 3 2 Influence of the coolant intake temperature Heat exchanger unit Use a cooling system to ensure an intake temperature of 35 C Several stator segments can be c...

Page 56: ... above the characteristic for S1 duty As a consequence the maximum rms power loss PV only reaches the rated power loss PV N If you cannot determine the actual rms power loss PV then alternatively you can add the rated power losses PV N of all the stator segments to be used The rated power losses PV N of the stator segments are listed in the data sheets Dimension the heat exchanger unit based on th...

Page 57: ... medium is 100 μm Before using oil as the coolant check the material compatibility Requirements placed on the water Water which is used as basis for the coolant must comply as a minimum with the following requirements Chloride concentration c 100 mg l Sulfate concentration c 100 mg l 6 5 pH value 9 5 Contact the anti corrosion agent manufacturer relating to additional requirements Requirements pla...

Page 58: ...The stator segments comply with the requirements for degree of protection IP63 according to EN 60034 5 Rotor segments Ensure that the air gap between the stator and rotor remains free of chips Generally ferromagnetic particles are no longer attracted from a distance of 200 mm from the surface of the rotor segment Avoid using abrasive or aggressive substances e g acids Installed motor The better th...

Page 59: ...edial measures You can find contact data in the Introduction under Technical Support 3 4 Noise emission WARNING Hearing damage Hearing damage may occur if the motor exceeds a sound pressure level of 70 dB A due to the type of mounting or pulse frequency Reduce the sound pressure level by implementing sound damping and or soundproofing measures The following components and settings influence the no...

Page 60: ... and the motor undesirably rotates this can result in death injury and or material damage Always switch off the motor before working in the rotational range of the motor Ensure that the motor is in a completely no voltage condition WARNING Risk of death and crushing as a result of permanent magnet fields Severe injury and material damage can result if you do not carefully take into consideration t...

Page 61: ...loves The work should be done by at least two people Do not unpack the rotor segment until immediately before assembly Never unpack several rotor segments at the same time Never place rotor segments directly next to one another without taking the appropriate precautions Never carry any objects made of magnetizable materials for example watches steel or iron tools and or permanent magnets close to ...

Page 62: ...o incorrect connection There is a risk of electric shock if direct drives are incorrectly connected This can result in death serious injury or material damage Motors must always be precisely connected up as described in these instructions Direct connection of the motors to the three phase supply is not permissible Consult the documentation of the drive system being used ...

Page 63: ...u have been qualified to do so Only work on the motor when the system is in a no voltage condition Do not touch the power connections Correctly connect the motor power connections or properly insulate the cable connections Do not disconnect the power connection if the stator segment is under voltage live When connecting up only use power cables intended for the purpose First connect the protective...

Page 64: ... Risk of injury when changing safety relevant motor properties Changing safety relevant motor properties may result in death serious injury and or material damage Examples of changed safety relevant motor properties Damaged insulation does not protect against arcing There is a risk of electric shock Damaged sealing no longer guarantees protection against shock ingress of foreign bodies and water w...

Page 65: ... Only use test equipment that is in compliance with EN 61557 1 EN 61557 2 and EN 61010 1 or the corresponding IEC standards Check the insulation resistance on the individual stator segments only according to the following procedure If a DC voltage 1000 V or an AC voltage is necessary to test the machine system coordinate this test with your local Siemens office Carefully observe the operating inst...

Page 66: ...peration the motors are always wear free To ensure that the motor functions properly and remains free of wear the following maintenance work needs to be carried out Regularly check that the rotary axis is free to rotate Regularly check that the minimum air gap between the stator and rotor is as specified Ensure perfect operation and that the power losses are adequately dissipated Keep the air gap ...

Page 67: ... is not possible to specify intervals between maintenance work Indications that maintenance work is necessary Unusual sounds emitted by the machine Problems with positioning accuracy Higher current consumption Test and replacement intervals of the cooling medium The test and replacement intervals for the cooling medium should be agreed with the manufacturers of the anti corrosion agent and the coo...

Page 68: ...Mechanical properties 3 5 Service and inspection intervals 1FW68 radial segment motors 66 Configuration Manual 08 2021 A5E51132930B AA ...

Page 69: ... components 4 1 1 Overview of the motor design Segment motors comprise the following components Stator segment Basic components of a segment motor With 3 phase winding With integrated cooler to dissipate the power loss Either individually or connected in series stator segments form the active part of a segment motor ...

Page 70: ... connection of the temperature sensors and protective conductor connection PE Cooler connection water intake Cooler connection water outlet T sliding block according to DIN 508 not included in the scope of delivery Mounting profile Protective conductor connection PE 4x can also be used for tapped hole for the lifting eye Figure 4 1 Stator segment 1FW68 up to 66 A ...

Page 71: ...ection Electrical connection connection of the temperature sensors Cooler connection water intake Cooler connection water outlet T sliding block according to DIN 508 not included in the scope of delivery Mounting profile Protective conductor connection PE 4x can also be used for tapped hole for the lifting eye Figure 4 2 Stator segment 1FW68 higher than 66 A ...

Page 72: ...ide these form the reactive part of the motor The following figure shows 6 rotor segments side by side each with one north pole and one south pole T sliding blocks are located between the rotor segments Rotor segment with permanent magnets T sliding block according to DIN 508 not included in the scope of delivery Mounting profile Marking for north pole polarity Marking for south pole polarity Figu...

Page 73: ...f one another The TM120 Terminal Module evaluates the temperature sensor signals You can obtain commissioning information from Technical Support Contact data is provided in the introduction Temp S To protect the motor winding against thermal overload all stator segments are equipped with the following temperature monitoring circuit 1 x PTC 130 C temperature sensor per phase winding U V and W i e r...

Page 74: ... exceeded Note No temperature monitoring with Temp S As a result of their non linear characteristic PTC temperature sensors are not suitable for determining the instantaneous temperature Temp F The Temp F temperature monitoring circuit comprises an individual temperature sensor Contrary to Temp S this temperature sensor only monitors one phase winding As a consequence Temp F is only used for monit...

Page 75: ...ly connecting temperature sensors NOTICE Motor destroyed as a result of overtemperature The motor can be destroyed as a result of overtemperature if you do not correctly connect the temperature sensors When connecting temperature sensor cables with open conductor ends adhere to the correct assignment of conductor colors as described in Signal connection Page 159 4 1 2 2 Technical features of tempe...

Page 76: ...2 Response threshold nominal response temperature ϑNAT 130 C 5 K PTC resistance R 20 C at the PTC triplet See characteristic if 20 C T ϑNAT 20 K R 3 x 250 Ω R 750 Ω Minimum resistance when warm R at the PTC triplet See characteristic if T ϑNAT 5 K R 3 x 550 Ω R 1650 Ω if T ϑNAT 5 K R 3 x 1330 Ω R 3990 Ω if T ϑNAT 15 K R 3 x 4000 Ω R 12000 Ω Typical characteristic R ϑ of a PTC temperature sensor ac...

Page 77: ...tor winding Table 4 2 Technical data of the Pt1000 PTC thermistor Name Description Type Pt1000 according to EN 60751 Transfer range 0 C 300 C Resistance when cold 20 C ca 1080 Ω Resistance when warm 100 C ca 1380 Ω Characteristic of a Pt1000 System requirements for the Pt1000 temperature sensor To use the Pt1000 together with the following systems you will need at least the specified versions SINA...

Page 78: ...tand for angular measuring systems rotary encoders encoders etc The encoder system has a range of different functions Actual speed value encoder for closed loop speed control Position encoder for closed loop position control Rotor position encoder commutation The encoder system is not included in the scope of delivery Due to the wide range of different applications it is not possible to provide a ...

Page 79: ... In some instances encoder systems also internally interpolate the measurement signal However when being used on the drive system this should be avoided as a result of the highly accurate internal interpolation of the measurement signal in the SINAMICS sensor modules Depending on the mechanical design of the machine regarding elasticity and natural oscillation depending on the speed and grid spaci...

Page 80: ... encoder without any play The closed loop speed and position control requires that the encoder is integrated into the mechanical structure with the highest possible stiffness and lowest possible vibration Using the encoder as an angle measuring system for the machine precision requires that the encoder is connected as close as possible to the process In addition to selecting a suitable encoder the...

Page 81: ...ed by the following factors Geometric requirements internal and external diameter Speed Load magnitude direction Rigidity accuracy pretension Service life The bearing is not included in the scope of delivery WARNING Bearing currents and static charging of the rotor Depending on the design and properties of the bearing the rotor may become statically charged Apply the corresponding remedial measure...

Page 82: ...ing at high speeds and with high moments of inertia cannot be stopped within 120 s using armature short circuiting of the VPM module Switching in short circuit braking resistors As a result of the high rated power of the drive using short circuit braking resistors requires a lot of space Further the drive speed range must be carefully coordinated As a consequence the braking characteristic can onl...

Page 83: ...002 5EA61 4 x 10 4 x 0 5 1 5 6FX7002 5EA71 4 x 16 4 x 0 5 1 5 Cable length in accordance with the length code in the catalog Connecting cables for stator segments higher than 66 A Table 4 4 Single core cables for stator segments higher than 66 A Article No Number of conductors x cross section in mm2 Connector size 6FX8002 5SM35 1x 35 1 6FX8002 5SM50 1x 50 1 Cable length in accordance with the leng...

Page 84: ...Motor components and options 4 2 Options 1FW68 radial segment motors 82 Configuration Manual 08 2021 A5E51132930B AA ...

Page 85: ...timizing your machine by means of measurement based and computer based analyses You can obtain additional information from your Siemens contacts You will find the Internet link on Technical Support in the Introduction 5 1 1 Procedure Requirements The selection of a suitable segment motor depends on The peak and rms torque of the duty cycle and the static torque required for the application The req...

Page 86: ...and the intrinsic mass of the moving part of the motor stator or rotor Torque due to gravity Every mass is subject to gravity This means that the motor must compensate for the gravitational torque Mg that acts on the moved mass Mg for a horizontal axis depends on the position angle α of the moved mass m along the circular path radius r of the circular path the mass itself force due to gravity g an...

Page 87: ... discrepancy between the assumed and actual moment of inertia is too great when further calculations are made you then have to carry out a further iterative step when selecting the motor To calculate the frictional torque the bearing manufacturer s data must be used 5 1 3 Specification of the duty cycle Uninterrupted duty S1 With uninterrupted duty S1 the motor runs permanently with a constant loa...

Page 88: ...um currents and the rated currents of the motors can be taken from the data sheets The above equation is valid under the precondition that the initial temperature of the motor the intake temperature of the water cooling TVORL corresponds to what is specified in the data sheet Significance of the duty cycle In addition to the frictional torque you must also take into account the duty cycle when sel...

Page 89: ...ime diagram n t the resulting angular acceleration time diagram α t and a machining torque time diagram Mb t 5 1 4 Torque time diagram Required motor torque The required motor torque Mm is always the sum of the individual torques The sign of the torque must always be correctly taken into account Mm Ma Mb Mr Ma Accelerating torque Mb Machining torque Mr Frictional torque ...

Page 90: ...rictional torque characteristic can be determined on the basis of the speed characteristic The total formula can then be used to create the motor torque time diagram see diagram below from which the required peak torque MmMAX can be read directly Figure 5 3 Characteristic for individual torques and the resulting required motor torque Mm for a segment motor ...

Page 91: ...r radius of the circular path In addition to the peak torque MmMAX the required rms torque of the duty cycle Meff of the motor is also a crucial factor when dimensioning the motor The rms torque Meff of the duty cycle mainly responsible for the temperature rise in the motor can be derived from the motor torque time diagram by means of quadratic averaging root mean square and must not exceed the ra...

Page 92: ...ue of the duty cycle Meff If certain general conditions e g machining torque or frictional torque are not known then you are advised to include an even higher reserve In addition to the requirements resulting from the duty cycle mechanical installation conditions may influence your choice of motor If you want to operate the motor at minimum speed for a prolonged time choose stator segments with ap...

Page 93: ...ll with current being fed to it e g for Compensation of a weight force Start up against a brake system damping and impact absorption elements Low speeds over a longer period n 1 r min Very low oscillating rotary motion distance along the circumference of the rotor segment pole width 5 1 8 Motor torque speed diagram Checking torques and speeds At high speeds the maximum available motor torque is li...

Page 94: ...ith the associated speed nN In this diagram transfer all operating points of the duty cycle from the motor torque time diagram and the speed time diagram Generally you only have to search for critical points in time in the torque time diagram Critical points in time are when the maximum speed exceeds the nMAX MMAX at peak torque For these points in time determine the motor torque in the example M1...

Page 95: ... A is required a motor with a larger diameter and or longer length is required see motor 2 in the following diagram Advantage Higher torques are available Disadvantage A larger motor installation space is required Figure 5 7 Requirement larger motor Motor with faster winding If an operating point in the range B is required a motor with a lower voltage constant is required see motor 2 in the follow...

Page 96: ...A lower current is required refer to the description for field weakening operation in Chapter Technical data and characteristics Figure 5 9 Requirement Field weakening 5 1 10 Checking the moments of inertia Once a suitable motor has been selected the moment of inertia of the rotating mass on the axis has been determined This value can be used to check the assumptions made regarding the duty cycle ...

Page 97: ... are connected to controlled infeeds electrical oscillations can occur with respect to ground potential These oscillations are among other things influenced by The lengths of the cables The size of the Active Line Module infeed unit The size of the motor The winding design of the motor The type of line supply The place of installation The oscillations lead to increased voltage loads and may damage...

Page 98: ...e line side power factor cosφLine as defined by the relation PLine 3 ULine ILine cosφLine This is used to calculate the required line current ILine of the Active Line Module as follows ILine PLine 3 ULine cosφLine If the Active Line Module is operated according to the factory setting i e with a line side power factor of cosφLine 1 so that it draws only pure active power from the supply then the fo...

Page 99: ...ate the strength of the attractive forces and work very carefully Wear safety gloves The work should be done by at least two people Do not unpack the rotor segment until immediately before assembly Never unpack several rotor segments at the same time Never place rotor segments directly next to one another without taking the appropriate precautions Never carry any objects made of magnetizable mater...

Page 100: ...fied to do so Only work on the motor when the system is in a no voltage condition Do not touch the power connections Correctly connect the motor power connections or properly insulate the cable connections Do not disconnect the power connection if the stator segment is under voltage live When connecting up only use power cables intended for the purpose First connect the protective conductor PE Att...

Page 101: ...necting cables are not damaged are not under tension cannot come into contact with any rotating parts Maintain the permissible bending radii Do not use the cables to hold the motor Do not pull on the motor cables CAUTION Risk of crushing when the rotor is mounted There is a risk of crushing when the rotor of a mounted motor rotates Wear safety gloves Take extreme care when performing any work CAUT...

Page 102: ...orces The following diagram shows as an example the effect of the radial and axial forces when assembling a stator and rotor Radial and axial forces act between the stator segments and rotor segments 1 Rotor with permanent magnets 2 Stator Fa Axial force of attraction Fr Radial force of attraction Figure 5 10 Forces that are effective when assembling a stator and rotor ...

Page 103: ...Fr listed in the data sheets refers to the nominal air gap The following diagram shows the relative dependency of the force of attraction Fr as a function of the air gap Figure 5 11 The relative force of attraction Fr as a function of the air gap NOTICE Radial forces increase exponentially The stator and rotor can suddenly slam together if the distance between the stator and rotor is too low When ...

Page 104: ...al stator segments and rotor segments at the same time then the maximum force of attraction is a multiple number of times higher 5 2 3 Specifications for mounting stator and rotor segments Mounting system Observe the following points when mounting stator segments and rotor segments to machine axis assemblies Only use new unused metric fixing screws Take into account the property class of the fixin...

Page 105: ...ert You can increase the loadability of the screwed connection by using angle or distance limit controlled tightening methods Regularly check the screw tensioning force Tighten the fixing screws using a calibrated torque wrench Screw material and tightening torques Table 5 1 Required strength classes and tightening torques for the stator and rotor Component Screw property class Tightening torque M...

Page 106: ...tructure At the bottom the force is distributed over the surface between the screw heads and the mounting structure Force distribution at the top Force distribution at the bottom 5 2 4 Procedure when mounting the segment motor WARNING Risk of injury and material damage as a result of incorrect mounting sequence Injury and or destruction of motor components can occur if you do not observe the speci...

Page 107: ...ques and the specifications regarding the mounting system provided in this document Procedure 1 Prepare the mounting surfaces of the components to be mounted and the machine as follows Carefully remove machining debris e g metal chips dirt and foreign particles 2 Insulate uncovered power connections 3 Mount the carrier wheel for the rotor segments 4 Note Chapter Requirements for mounting the rotor...

Page 108: ...ue to uneven gaps between rotor segments Between the rotor segments very uneven gaps can arise during assembly In particular between the rotor segments mounted first and last a large gap of several millimeters can arise Uneven gaps between the rotor segments results in increased torque ripple The fastening holes on the carrier wheel for the rotor segments are positioned precisely The maximum permi...

Page 109: ... of the rotor segments Article No Rotor segment Active length L_AKT in mm Leverage force to be applied in N 1FW6809 0RA01 0AA0 G1A 52 approx 70 1FW6809 1RA01 0AA0 G1A 102 approx 140 1FW6809 2RA01 0AA0 G1A 152 approx 210 1FW6809 3RA01 0AA0 G1A 202 approx 280 1FW6809 4RA01 0AA0 G1A 252 approx 350 1FW6809 5RA01 0AA0 G1A 302 approx 420 Sheet steel strip You require a sheet steel strip to use as a spac...

Page 110: ...segment motors 108 Configuration Manual 08 2021 A5E51132930B AA Axial tolerances of the segments The axial tolerance between stator segment and rotor segment is 1 5 mm Figure 5 15 Axial tolerance between a stator segment and a rotor segment ...

Page 111: ...s to be mounted can suddenly fly onto the neighboring previously mounted rotor segment when it is slid between the T sliding blocks This can cause severe injuries to your fingers Correctly place the rotor segments under the T sliding blocks When sliding the rotor segments between the T sliding blocks ensure that your fingers cannot get trapped between two rotor segments WARNING Danger of severe cr...

Page 112: ... 5 mm and a maximum of 1 mm between a T sliding block and the inner surface of the fixing profile of the rotor segment Clearance between T sliding block and fixing profile of the rotor segment Mechanical stop T sliding block Figure 5 16 T sliding blocks 2 Slide the first rotor segment between two T sliding blocks and up to the mechanical stop Note Polarity Consider the polarity on all rotor segmen...

Page 113: ...A 111 3 Define the fitting direction In this description the segments are fitted from left to right blue arrow 4 Push the first rotor segment to the left red arrow against the T sliding block as far as it will go The screws of the left T sliding blocks are then pressed toward the wall of the hole ...

Page 114: ...ighten the screws of this T sliding block 6 Then slide the second rotor segment between the T sliding blocks directly to the right of the first rotor segment and up to the mechanical stop 7 Loosen the screws of the adjacent T sliding block on the right so much that the second rotor segment is pulled to the first rotor segment by the magnetic attraction force Assist this movement with the hand if n...

Page 115: ...d sliding block for the last rotor segment You can then insert the last rotor segment into the T sliding blocks without jamming or canting Slide the last rotor segment between the T sliding blocks and up to the mechanical stop 1 First rotor segment n 1 Penultimate rotor segment 2 Second rotor segment n Last rotor segment 3 Third rotor segment Due to the magnetic attraction force the last rotor seg...

Page 116: ...nt Push a lever into the cavity under the rotor segment Use the full length of the rotor segment The lever must have the properties stated in Section Lever in Chapter Requirements for mounting the rotor segments Page 106 Press the lever toward the penultimate rotor segment until the gap between the penultimate and the last rotor segment is minimal and a gap arises between the first and the last ro...

Page 117: ...n of the N and S marking You must push the sheet steel strip 5 to 10 mm into the gap The sheet steel strip must have the properties stated in Section Sheet steel strip in Chapter Requirements for mounting the rotor segments Page 106 1 First rotor segment I Mechanical stop Slightly tightened screw n 1 Penultimate rotor segment II Sheet steel strip Firmly tightened screw n Last rotor segment III Lev...

Page 118: ... strip is clamped in The pivot for the lever is now located on the sheet steel strip Turn the rear end of the rotor segment as far as possible toward the penultimate rotor segment 1 First rotor segment I Mechanical stop Slightly tightened screw n 1 Penultimate rotor segment II Sheet steel strip Firmly tightened screw n Last rotor segment III Lever IV T sliding block ...

Page 119: ... the T sliding block between the penultimate and the last rotor segments so that the rear end of the rotor segment is fixed in its position 1 First rotor segment I Mechanical stop Slightly tightened screw n 1 Penultimate rotor segment II Sheet steel strip Firmly tightened screw n Last rotor segment III Lever IV T sliding block ...

Page 120: ...inally press the lever toward the penultimate rotor segment again and tighten all screws of the left T sliding block 1 First rotor segment I Mechanical stop Slightly tightened screw n 1 Penultimate rotor segment II Sheet steel strip Firmly tightened screw n Last rotor segment III Lever IV T sliding block ...

Page 121: ...0B AA 119 Remove the sheet steel strip and the lever and tighten the screws of the right T sliding block 1 First rotor segment I Mechanical stop Slightly tightened screw n 1 Penultimate rotor segment II Sheet steel strip Firmly tightened screw n Last rotor segment III Lever IV T sliding block ...

Page 122: ...bsolutely ensure that the stator segment can be evenly and slowly inserted into the T sliding blocks A stator segment has 4 T slots for mounting it Requirements You require suitable assembly equipment You also require 1 mm thick spacer foil to protect the rotor segments from damage You will find a manufacturer recommendation for spacer foils in the annex Procedure 1 Mount 2 T sliding blocks and 2 ...

Page 123: ...priate mounting equipment slide the stator segment onto the T sliding blocks Protect the rotor segments against damage using a spacer foil 1 mm thick 3 Tighten the screws of the two center T sliding blocks 4 One after the other exchange the extended T sliding blocks for the T sliding blocks to mount the stator segments ...

Page 124: ...and air gap After mounting has been completed check that the rotor can freely rotate Note that with short circuited motor phases the rotor is difficult to turn even if no mechanical resistance is otherwise present WARNING Risk of electric shock A voltage is induced in the stator when the rotor is rotated There is risk of an electric shock if you touch the terminals the open cable ends or the conne...

Page 125: ... axis Carefully ensure that nobody is in the hazardous area All cables must be routed and secured in such a way that they cannot be bent pressed against rotating parts or damaged in any other way Coolant supply ducts must be easily accessible and the coolant must be allowed to flow freely Check the minimum air gap using a 1 mm thick foil Production related clearances When mounted axial clearances ...

Page 126: ...1 A5E51132930B AA 5 2 6 Mounting example Example of a mounted radial segment motor A mounted radial segment motor with a current demand higher than 66 A is shown below Machine structure Carrier wheel for the rotor segments Shaft Rotor segment Stator segment Figure 5 18 Mounting example ...

Page 127: ...otor segments Rotor segment Stator segment Cooler connection water outlet Temperature sensor connection Power connection using individual conductors Cooler connection water intake T sliding block for mounting stator segments Protective conductor terminal PE T sliding block for mounting rotor segments Figure 5 19 Mounting example detailed view ...

Page 128: ...Configuring 5 2 Mounting 1FW68 radial segment motors 126 Configuration Manual 08 2021 A5E51132930B AA ...

Page 129: ...undary conditions apply here The DC link voltage UDC is600 V the converter output voltageUa max is 425 V The motor is water cooled with the recommended minimum flow rate according to the data sheet and a water intake temperature TVORL of 35 C The rated temperature of the motor winding TN is 130 C Voltages and currents are specified as rms values Installation altitude of the motors up to 2000 m abo...

Page 130: ...s its rated torque MN PV N Stator segment power loss at the rated operating point MN nN at the rated temperature TN Limit data MMAX Maximum torque of the stator segment IMAX Maximum current of the stator segment at maximum torque MMAX Maximum possible load duration see Short time duty S2 PEL MAX Electric power drawn by the stator segment at point MMAX nMAX MMAX at rated temperature TN Note The sum...

Page 131: ... the rated current the following applies approximately I0 Thermal stall current rms value of the stator segment at M0 The following applies Physical constants DMOT Air gap diameter nSEGM Number of stator segments when fully equipped FA Force of attraction between a stator segment and the rotor kT 20 Stator segment torque constant at a rotor segment temperature of 20 C refers to the lower linear ra...

Page 132: ...nnectors connecting cables and coolant mRS Mass of the rotor segment rotor segment without fixing screws and T sliding blocks mR Mass of the rotor rotor segments without fixing screws and T sliding blocks JR Moment of inertia of the rotor rotor segments without fixing screws and T sliding blocks RSTR 20 Phase resistance of the winding at a winding temperature of 20 C The value of the phase resista...

Page 133: ...etween the intake and return flow circuit of the cooler at the operating point QMAX and MIN can be estimated using the following formula average density of water ρ 1000 kg m3 average specific thermal capacity of water cp 4 18 103 J kg K Temperature change with respect to the intake temperature ΔTH in K volume flow in m3 s Figure 6 2 Sample characteristic Temperature increase of the coolant between...

Page 134: ...voltage of the converter and the induced motor voltage can be used to impress the current The torque must be reduced if the voltage limit of the infeed module is reached at speed n All operating points that can be achieved with the motor lie below the voltage limiting characteristic For the SINAMICS S120 drive system as a result of the field weakening function when the voltage limiting characteris...

Page 135: ...m diagram on the torque axis designates the area range around M0 and M0 This area is shown magnified in the detailed view The reference motor described has a high number of poles and has an adequately large thermal time constant As a consequence torque M0 can be reached even at very low speeds The torque speed diagrams for the reference motor can be found in Chapter Data sheets and characteristics...

Page 136: ...AX r min 298 Maximum speed at maximum torque nMAX MMAX r min 81 2 Max speed without VPM nMAX INV r min 216 No load speed nMAX 0 r min 158 Torque at n 1 r min M0 Nm 3450 Current at M0 and n 1 r min I0 A 80 3 Thermal static torque M0 Nm 2500 Thermal stall current I0 A 56 8 Physical constants Air gap diameter DMOT mm 1925 Number of stator segments when fully equipped nSEGM 9 Force of attraction FA N ...

Page 137: ...he number of stator segments Technical data 1FW68 reference motor 1FW6809 1SN41 0BA1 G1A Number of stator segments MN MMAX M0 M0 IN IMAX I0 I0 PV N PEL MAX Nm Nm Nm Nm A A A A kW kW 1 3020 5760 3450 2500 69 4 154 80 3 56 8 1 75 55 4 2 6040 11500 6900 5000 139 308 161 114 3 5 111 3 9060 17300 10400 7500 208 462 241 170 5 25 166 4 12100 23000 13800 10000 278 616 321 227 7 222 5 15100 28800 17300 125...

Page 138: ...Data sheets and characteristics 1FW68 radial segment motors 136 Configuration Manual 08 2021 A5E51132930B AA Characteristics for 1FW6809 1SN41 0BA1 G1A Torque M with respect to speed n Short circuit braking torque MBr with respect to speed n ...

Page 139: ...chnical data and characteristics 6 2 Data sheets and characteristics 1FW68 radial segment motors Configuration Manual 08 2021 A5E51132930B AA 137 Cooler pressure losses Δ p with respect to the volume flow ...

Page 140: ...Technical data and characteristics 6 2 Data sheets and characteristics 1FW68 radial segment motors 138 Configuration Manual 08 2021 A5E51132930B AA ...

Page 141: ...ut storage transport and lifting operations Only use suitable devices and equipment that are in perfect condition Only use lifting devices transport equipment and suspension equipment that comply with the appropriate regulations IATA regulations must be observed when components are transported by air Mark locations where rotor segments are stored with warning and prohibit signs according to the ta...

Page 142: ...rdous item When shipping products that contain permanent magnets by sea or road no additional packaging measures are required for protection against magnetic fields 7 1 1 Ambient conditions for transportation Based on EN 60721 3 2 for transportation Table 7 1 Climatic ambient conditions Lower air temperature limit 5 C deviates from 3K3 Upper air temperature limit 40 C Lower relative humidity limit...

Page 143: ...d in the following always refer to values for the DC magnetic field specified in IATA packaging instruction 953 If the values change we will take this into account in the next edition Products whose highest field strength exceeds 0 418 A m as determined at a distance of 4 6 m from the product require shipping authorization This product will only be shipped with previous authorization from the resp...

Page 144: ...the protective conductor connection PE for the stator segment 7 2 Storage 7 2 1 Ambient conditions for long term storage Based on EN 60721 3 1 for long term storage Table 7 6 Climatic ambient conditions Lower air temperature limit 5 C devites from 3K3 Upper air temperature limit 40 C Lower relative humidity limit 5 Upper relative humidity limit 85 Rate of temperature fluctuations Max 0 5 K min Con...

Page 145: ...gainst humidity The motors can be stored for up to two years under the following conditions Storing indoors Apply a preservation agent e g Tectyl to bare external components if this has not already been carried out in the factory Store the motors as described in Section Ambient conditions for long term storage The storage room area must satisfy the following conditions Dry Dust free Free of any vi...

Page 146: ...bags of desiccant in the sealed packaging Check the desiccant and replace it as required Place a humidity meter in the sealed packaging to indicate the level of air humidity inside it Inspect the motor on a regular basis Protecting the cooling system for motors with integrated cooling Before you store the motor after use perform the following actions Empty the cooling channels Blow out the cooling...

Page 147: ...ct a voltage to the stator or to the stator segment as individual component then there is a risk of electric shock as there is no touch protection Only connect a voltage if the motor component is installed in the assembled machine WARNING Risk of electric shock due to incorrect connection If you incorrectly connect the motor this can result in death serious injury or extensive material damage The ...

Page 148: ...ied to do so Only work on the motor when the system is in a no voltage condition Do not touch the power connections Correctly connect the motor power connections or properly insulate the cable connections Do not disconnect the power connection if the stator segment is under voltage live When connecting up only use power cables intended for the purpose First connect the protective conductor PE Atta...

Page 149: ...ts are laid down in standards EN 61800 5 1 and EN 60204 1 For high leakage currents attach warning symbols to Power Drive System WARNING Risk of electric shock as a result of residual voltages There is a risk of electric shock if hazardous residual voltages are present at the motor connections Even after switching off the power supply active motor parts can have a charge exceeding 60 μC In additio...

Page 150: ...ntrolled 510 V controlled When using the SINAMICS S120 drive system the stator segments are always certified for operation on the following line supplies TN line supply systems with grounded neutral point TN line supply systems with grounded neutral point IT line supply systems When operated on IT line supply systems a protective device must be installed that switches off the drive system in the c...

Page 151: ...specific application Examples for integrating coupled stator segments in a system are provided in this chapter Table 8 3 Examples of suitable control systems for the SINAMICS S120 drive system Open loop control system Control Unit SINAMICS CU320 2 SINUMERIK 840D sl NC7x0 3B NX1x 3 SIMOTION D4x0 CX32 The integration of one stator segment in a system is shown by way of example in the following diagr...

Page 152: ...comprising SPEED CONNECT and fully threaded plug connectors the O ring is required to ensure that the connection is tight and resistant to vibration Do not remove the O ring if this combination is used Even if a SPEED CONNECT plug connector has been correctly connected to a fully threaded plug connector a gap will remain between the connector and mating connector Do not try to eliminate this gap b...

Page 153: ...coder system used must be harmonized with the particular application Read the corresponding documentation about open loop and closed loop control systems NOTICE Damage to the main insulation In systems where direct drives are connected to controlled infeeds electrical oscillations can occur with respect to ground potential These oscillations are among other things influenced by The lengths of the ...

Page 154: ...odule The Sensor Module Cabinet Mounted SMC20 is a module to evaluate Incremental encoders with sin cos 1 VPP interface Absolute encoders with EnDat interface Information about the SMC20 is provided in the SINAMICS S120 Control Units and Additional System Components Equipment Manual 8 3 4 SMC40 Sensor Module The Sensor Module Cabinet Mounted SMC40 is a module that converts encoder signals from abs...

Page 155: ...10 60 6FX7002 5EA41 4 x 4 4 x 0 5 15 2 120 65 6FX7002 5EA51 4 x 6 4 x 0 5 17 3 130 71 6FX7002 5EA61 4 x 10 4 x 0 5 22 8 165 92 6FX7002 5EA71 4 x 16 4 x 0 5 23 8 185 98 Table 8 5 Minimum permissible bending radii of the single core cables for stator segments higher than 66 A Article No Number of conductors x cross section in mm2 Maximum diameter of the single core cable in mm Dynamic bending radius...

Page 156: ...the current I0 I0 is the current of the stator segment at torque M0 and speed n 1 r min The current I0 of the stator segment must be less than the current carrying capacity of the cable The tables below state the maximum permissible current I0 of the stator segment for different cross sections of the power cable conductors The data on the current carrying capacity I for combined cables in the foll...

Page 157: ...ical connection 8 3 System integration 1FW68 radial segment motors Configuration Manual 08 2021 A5E51132930B AA 155 8 3 7 Electrical connection components Figure 8 2 Connection stator segment 1FW68 up to 66 A ...

Page 158: ...Electrical connection 8 3 System integration 1FW68 radial segment motors 156 Configuration Manual 08 2021 A5E51132930B AA Figure 8 3 Connection stator segment 1FW68 higher than 66 A ...

Page 159: ...tective conductor PE Minimum protective conductor cross sections The minimum cross sections for protective conductors are defined in EN 60034 1 as follows Cross section S of the current carrying conductor Minimum protective conductor cross section S 25 mm2 S 25 mm2 S 50 mm2 25 mm2 S 50 mm2 S Connection assignment Table 8 9 Power connection for a stator segment Motor Module Stator segment U2 U V2 V...

Page 160: ... Connect the auxiliary NO contacts of the circuit breaker in series Connect the auxiliary NO contacts to an input on the CU NCU Connect the auxiliary NO contact to an external drive fault of the drive using BICO technology This means that when a circuit breaker trips the complete drive is shut down OFF2 You can also evaluate the auxiliary NO contact of the circuit breaker using the PLC Adjust the ...

Page 161: ...ore comply with the directives for safe electrical separation according to EN 61800 5 1 previously safe electrical separation according to EN 50178 Correctly connecting temperature sensors NOTICE Motor destroyed as a result of overtemperature The motor can be destroyed as a result of overtemperature if you do not correctly connect the temperature sensors When connecting temperature sensor cables w...

Page 162: ... fault of a stator segment can be clearly localized see system integration diagrams in Chapter Coupled stator segments Electrical separation SET for the temperature sensors is implemented using the TM120 Terminal Module Connect the open connector ends of the signal cables to the TM120 Connect the shield to the appropriate TM120 terminal Use strain relief Table 8 11 TM120 connection assignment Grou...

Page 163: ...m integration 1FW68 radial segment motors Configuration Manual 08 2021 A5E51132930B AA 161 a Absolute encoder b Incremental encoder c DRIVE CLiQ encoder Stator segments Figure 8 4 Connecting PTC and Pt1000 temperature sensors example ...

Page 164: ...OTICE Damage to a stator segment For stator segments with single conductor cables a union nut for the signal cable is provided at the installation socket of the stator segment You can damage the stator segment if you do not carefully observe the direction of rotation of the union nut when releasing the signal cable Rotate the union nut clockwise if you wish to disconnect the signal cable from the ...

Page 165: ...ithstand the rated voltage Further unshielded or incorrectly shielded cables can lead to faults in the drive particularly the encoder or in external devices for example Electrical charges that are the result of capacitive cross coupling are discharged by connecting the cores and shields NOTICE Device damage as a result of leakage currents for incorrectly connected protective conductor High leakage...

Page 166: ...or example in the US for special motor protection carefully comply with the requirements laid down in standards NFPA 70 and NFPA 79 You can connect segment motors with several stator segments connected in parallel to one Motor Module as well as to several Motor Modules When doing this observe the following points You must check the position of the counter EMF as the stators are coupled with one an...

Page 167: ...o one Motor Module Cables For each stator segment with a current demand higher than 66 A 3 single core cables for the power connection 1 signal cable for connecting the temperature sensors 1 single core cable for the protective conductor connection PE For each stator segment with a current demand up to 66 A 1 combined cable for the power connection connection of the temperature sensors and protect...

Page 168: ... motors 166 Configuration Manual 08 2021 A5E51132930B AA Group 1 Group 4 Sensor Module Encoder Group 2 Group 5 TM120 Terminal Module Segment motor Group 3 Internal encoder splitting Circuit breaker Figure 8 6 Coupled stator segments with current demands of up to 66 A ...

Page 169: ...otors Configuration Manual 08 2021 A5E51132930B AA 167 Group 1 Group 4 Sensor Module Encoder Group 2 Group 5 TM120 Terminal Module Segment motor Group 3 Internal encoder splitting Circuit breaker Figure 8 7 Coupled stator segments with current demands higher than 66 A ...

Page 170: ...chnical Support Requirements placed on the EMFs The EMFs of all stator segments must satisfy the subsequent requirements Phase sequence When rotating in the positive direction the phase sequence of all stator segments must be as follows EMF phase U EMF phase V EMF phase W The phase shift of the individual voltages EMF phase U EMF phase V EMF phase W with respect to one another is 120 as shown in t...

Page 171: ...e another EMF phase U stator segment 1 with EMF phase U stator segment n EMF phase V stator segment 1 with EMF phase V stator segment n EMF phase W stator segment 1 with EMF phase W stator segment n The EMF phase U stator segment n may lead or lag EMF phase U stator segment 1 by a maximum of 10 electrical The deviation within a particular phase position may be a maximum of 10 Figure 8 9 Lagging EM...

Page 172: ...Electrical connection 8 3 System integration 1FW68 radial segment motors 170 Configuration Manual 08 2021 A5E51132930B AA Figure 8 10 Leading EMF phase U stator segment 1 ...

Page 173: ...r the DC link has been fully discharged disconnect the motor cables from the Motor Module Disconnect the parallel circuit connections between the stator segments 4 Using 1 kΩ resistors create an artificial neutral point for each stator segment Stator segment 1 kΩ resistor Figure 8 11 Arrangement for measuring 5 Rotate the rotor clockwise keeping the speed as constant as possible If you cannot manu...

Page 174: ...nt for each Motor Module 1 Activate the master drive and deactivate the slave drives e g p840 0 2 Disconnect all slave drives 3 Carefully note that each rotor movement with respect to the stator and vice versa results in a voltage being induced at the stator segment power connections 4 Ensure that the conductor ends are open circuit so that you do not create a short circuit 5 Rotate the master dri...

Page 175: ...isconnect the remaining stator segments of the master drive and all stator segments of the slave drives 7 Carefully note that each rotor movement with respect to the stator and vice versa results in a voltage being induced at the stator segment power connections 8 Ensure that the conductor ends are open circuit so that you do not create a short circuit 9 Rotate the master drive with one stator seg...

Page 176: ...ments at the control panel 7 Measure all stator segments of the slave drives one after the other 8 Reconnect all slave drives 9 Close all circuit breakers of the slave drives 10 Open all circuit breakers of the master drive 11 Disconnect the master drive 12 Rotate the slave drive from the control panel and measure the stator segments of the master drive 13 Measure all stator segments of the master...

Page 177: ...n sheets 9 Note Motor dimensions Siemens reserves the right to change the motor dimensions as part of design improvements without prior notification The dimension drawings provided in this documentation therefore may not necessarily be up to date You can request up to date dimension drawings at no charge ...

Page 178: ...Assembly drawings dimension sheets 1FW68 radial segment motors 176 Configuration Manual 08 2021 A5E51132930B AA Figure 9 1 Stator segment 1FW6809 up to 66 A ...

Page 179: ...Assembly drawings dimension sheets 1FW68 radial segment motors Configuration Manual 08 2021 A5E51132930B AA 177 Figure 9 2 Stator segment 1FW6809 higher than 66 A ...

Page 180: ...Assembly drawings dimension sheets 1FW68 radial segment motors 178 Configuration Manual 08 2021 A5E51132930B AA Figure 9 3 Rotor segment 1FW6809 ...

Page 181: ...Assembly drawings dimension sheets 1FW68 radial segment motors Configuration Manual 08 2021 A5E51132930B AA 179 Figure 9 4 T sliding block stator segment ...

Page 182: ...Assembly drawings dimension sheets 1FW68 radial segment motors 180 Configuration Manual 08 2021 A5E51132930B AA Figure 9 5 T sliding block rotor segment ...

Page 183: ...elating to third party products Siemens accepts the fundamental suitability of these third party products You can use equivalent products from other manufacturers Siemens does not accept any warranty for the properties of third party products A 1 1 Supply sources for connection components and accessories for heat exchanger units Parker Hannifin GmbH www parker com Festo AG Co KG www festo com Sert...

Page 184: ... Schimpke Industriekühlanlagen GmbH Co KG www schimpke de Hydac International GmbH www hydac com Rittal GmbH Co KG www rittal de A 1 3 Supply sources for anti corrosion agents TYFOROP CHEMIE GmbH Anti corrosion protection Tyfocor www tyfo de Clariant Produkte Deutschland GmbH Anti corrosion protection Antifrogen N www clariant de A 1 4 Supply sources for braking elements HEMA Maschinen und Apparat...

Page 185: ...lectromagnetic compatibility EN European standard EC European Community FAQ Frequently asked questions IATA International Air Transport Association IEC International Electrotechnical Commission ISO International Standardization Organization IP International Protection or Ingress Protection type of protection für electric devices according to EN 60529 NC Numerical control PDS Power drive system PE ...

Page 186: ...nmentally friendly recycling and disposal of your old device please contact a company certified for the disposal of waste electrical and electronic equipment and dispose of the old device as prescribed in the respective country of use A 3 2 1 Guidelines for disposal WARNING Injury or material damage if not correctly disposed of If you do not correctly dispose of direct drives or their components e...

Page 187: ...hapter Danger from strong magnetic fields Page 31 Disposal and demagnetization of rotor segments Have a specialized disposal company dispose of rotor segments that are equipped with magnets and which are no longer to be used Professional thermal disposal ensures that during and after disposal the rotor segments do not represent a risk After the motor has been disassembled ensure that the rotor seg...

Page 188: ... disposal The packaging and packing aids we use contain no problematic materials With the exception of wooden materials they can all be recycled and should always be disposed of for reuse Wooden materials should be burned Only recyclable plastics are used as packing aids Code 02 PE HD polyethylene Code 04 PE LD polyethylene Code 05 PP polypropylene Code 04 PS polystyrene ...

Page 189: ... There are several zero marks for distance coded incremental angle measuring systems The absolute position is known after passing two zero marks Distance coded systems are only supported by SINUMERIK Rotor segment Contrary to a stator segment a rotor segment is not electrically active The rotor segment is equipped with permanent magnets The rotor segment track or the rotor comprises rotor segments...

Page 190: ...ally active component of a segment motor For a limited angle of rotation the stator segment can be used as a moving component The stator comprises stator segments and forms the active part of the segment motor Stator segment group The stator segment group comprises n stator segments connected electrically in parallel to a power module ...

Page 191: ...ned cable 36 Control quality 26 Coolant Provision 54 Water properties 55 Cooling 35 49 Cooling circuits 50 Maintenance 65 Parallel connection 51 Cooling medium Anti corrosion agent properties 55 General properties 55 Cooling method 35 Current carrying capacity 154 D Degree of protection 35 Installed motor 56 Stator segment 56 Derating factors 40 Dimension drawings reference motor 176 Direction of ...

Page 192: ...or segments required 90 S Safety instructions Disposal 184 Electrical connection 145 145 Maintenance 58 Packaging 139 Storage 139 Transport 139 Scope of delivery 39 Shielding 163 Short time duty 86 SMC20 Sensor Module Cabinet Mounted 152 SMC40 Sensor Module Cabinet Mounted 152 Steps for mounting rotor segments 110 Steps for mounting stator segments 120 Storage 139 System integration 149 149 T Tech...

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