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Service and maintenance

5.3 Replacing fans

Power Module PM330

Hardware Installation Manual, 12/2018, A5E32844552B AF

Figure 5-3

Fan removal for frame size GX, view from below

Installation
For re-installation, carry out the above steps in reverse order.
Tightening torque for the captive fixing screws: 1.8 Nm.

Summary of Contents for PM330

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Page 3: ...__________________ SINAMICS SINAMICS G120P Power Module PM330 Hardware Installation Manual Firmware V4 7 SP10 12 2018 A5E32844552B AF Basic safety instructions 1 Introduction 2 Installing Mounting 3 Connecting up switching on 4 Service and maintenance 5 Technical specifications 6 Fundamental safety technology principles 7 Safety functions of PM330 8 Appendix A ...

Page 4: ...perated 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 Si...

Page 5: ...Cable lugs 32 4 2 Line motor and DC link connection 33 4 2 1 Protective conductor 33 4 2 2 Line connection 34 4 2 3 Length of motor cables 34 4 2 4 Motor connection 35 4 2 5 Access to power and motor terminals 36 4 2 6 DC link connection 40 4 3 Operation on a non grounded line supply IT system 41 4 4 Installation set for line side cable connection left 43 4 5 Terminal strip X9 49 4 6 Terminal bloc...

Page 6: ...e 100 6 3 3 Derating factor of the output current as a function of the line voltage 103 6 3 4 Derating of the output current as a function of the pulse frequency 103 6 4 Data regarding the power loss in partial load operation 104 7 Fundamental safety technology principles 105 7 1 Standard stop functions 105 7 1 1 Emergency Off and Emergency Stop 105 7 2 Standard safety functions according to EN 61...

Page 7: ...A 3 Application examples for functional safety STO SS1 t 121 A 3 1 General requirements 121 A 3 2 Stop Category 0 STO 122 A 3 2 1 SIRIUS 3SK1 with relay outputs separate power supply for the 3SK1 and PM330 122 A 3 2 2 3SK1 power supply via X9 from the PM330 124 A 3 2 3 External power supply for 3SK1 and PM330 125 A 3 3 Stop Category 1 SS1 t 126 A 3 3 1 SIRIUS 3SK1121 with relay outputs 126 A 3 3 2...

Page 8: ...Table of contents Power Module PM330 6 Hardware Installation Manual 12 2018 A5E32844552B AF ...

Page 9: ...t there is no voltage between any of the power connections and between any of the power connections and the protective conductor connection 5 Check that every auxiliary circuit is 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 syste...

Page 10: ...tential 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 when touched can result in death or severe injury Ground the device in compliance with the applicable regulations WARNING Arcing when a plug connection is opened during ope...

Page 11: ... and monitored paths WARNING Active implant malfunctions due to electromagnetic fields Inverters generate electromagnetic fields EMF in operation People with active implants in the immediate vicinity of this equipment are at particular risk As the operator of an EMF emitting installation assess the individual risks of persons with active implants The following clearances are usually adequate No cl...

Page 12: ...d reduced service lives for devices systems Ensure compliance with the specified minimum clearance as ventilation clearance for the respective component WARNING Unrecognized dangers due to missing or illegible warning labels Dangers might not be recognized if warning labels are missing or illegible Unrecognized dangers may cause accidents resulting in serious injury or death Check that the warning...

Page 13: ... to safety are operating correctly 1 2 Handling electrostatic sensitive devices ESD Electrostatic sensitive devices ESDs are individual components integrated circuits modules or devices that may be damaged by either electrostatic fields or electrostatic discharge NOTICE Damage caused by electric fields or electrostatic discharge Electric fields or electrostatic discharge can result in malfunctions...

Page 14: ...ernet if and to the extent necessary and with appropriate security measures e g use of firewalls and network segmentation in place Additionally Siemens guidance on appropriate security measures should be taken into account For more information about industrial security please visit Industrial security http www siemens com industrialsecurity Siemens products and solutions undergo continuous develop...

Page 15: ...ath serious injury and property damage Keep the software up to date Incorporate the automation and drive components into a state of the art integrated industrial security concept for the installation or machine Make sure that you include all installed products into the integrated industrial security concept Protect files stored on exchangeable storage media from malicious software by with suitable...

Page 16: ...zing radiation and cosmic radiation 2 Unusually high temperatures including open flames as well as the emission of light noise particles gases etc can occur inside and outside the components under fault conditions caused by for example Component malfunctions Software errors Operation and or environmental conditions outside the specification External influence damage 3 Hazardous shock voltages caus...

Page 17: ...cteristic for use in HVAC applications The Power Module is available with the internal air cooling cooling method The Power Modules are available for the following rated voltages and rated powers 3 AC 380 V 480 V 160 kW 560 kW 3 AC 500 V 690 V 315 kW 630 kW The Power Modules can be connected to the following line supply systems TN system TT system IT system 690 V line supplies with grounded line c...

Page 18: ...Introduction Power Module PM330 16 Hardware Installation Manual 12 2018 A5E32844552B AF Figure 2 1 PM330 block diagram ...

Page 19: ...echarging is only started when all of the enable signals are available and by setting the ON OFF command p0840 1 The DC link is then fully charged after approximately 4 s The Power Modules can be used with the following Control Units including all communication versions with firmware version from 4 6 HF7 and higher CU230P 2 PN 6SL3243 0BB30 1FAx CU230P 2 DP 6SL3243 0BB30 1PAx CU230P 2 HVAC 6SL3243...

Page 20: ...Introduction Power Module PM330 18 Hardware Installation Manual 12 2018 A5E32844552B AF ...

Page 21: ...cur involving severe injuries or death Observe the general safety instructions Consider the residual risks when evaluating risk Unpacking and disposal Note The converter packaging can be reused The individual components of the packaging can be recycled or disposed of in compliance with local regulations The accessories pack required when installing and connecting the device is located behind the c...

Page 22: ...l of ventilation and air flow is provided Fast temperature changes of the air drawn in e g by using cooling units are not permitted due to the danger of condensation Condensation is not permissible when switching on Ensure that all Power Modules and the cabinet are grounded according to the guidelines given in this chapter see Chapter Connecting up switching on Page 31 It is only permissible that ...

Page 23: ... power losses of the various components a specific cooling air flow is required to protect the components from overheating The following equation shows you how to calculate the required air flow 1 Add the power losses of the individual components 2 Calculate the air flow required using the formula 3 Ensure that the air intake and air discharge openings are adequately large so that the pressure dro...

Page 24: ...another then these cabinets must be separated from the adjacent cabinets using intermediate walls or panels Figure 3 1 Example of an air discharge duct 7 Ensure that the electrical cabinet is adequately ventilated and is equipped with suitable air filters It is crucial that you comply with the replacement intervals of the air filter see also Chapter Service and maintenance Page 63 The power losses...

Page 25: ... cabinet using screws nuts and washers Note EMC To comply with EMC specifications it is recommended to mount the converter on an electrically conductive mounting panel in the cabinet This mounting panel should be connected to the cabinet PE Note Fixing elements used The following fixing elements are used M8 screw Washer according to DIN EN ISO 7093 1 and locking element Tightening torques electric...

Page 26: ...Installing Mounting 3 3 Mounting the Power Modules Power Module PM330 24 Hardware Installation Manual 12 2018 A5E32844552B AF Figure 3 2 Adhesive label with danger and warning notes ...

Page 27: ...25 Lifting Power Modules The Power Modules can be lifted using the lifting eyebolts provided Use a lifting harness where the ropes or chains are maintained in a vertical position The device must not be lifted at an angle because this can damage the housing Rope spreaders may have to be used Figure 3 3 Lifting Power Modules ...

Page 28: ...wer Modules Power Module PM330 26 Hardware Installation Manual 12 2018 A5E32844552B AF 3 3 1 Chassis units Drilling patterns dimensions and clearances Figure 3 4 Dimension drawing of PM330 frame size GX view from the side view from the rear ...

Page 29: ...ing Mounting 3 3 Mounting the Power Modules Power Module PM330 Hardware Installation Manual 12 2018 A5E32844552B AF 27 Figure 3 5 Dimension drawing of PM330 frame size HX view from the side view from the rear ...

Page 30: ...ing Mounting 3 3 Mounting the Power Modules Power Module PM330 28 Hardware Installation Manual 12 2018 A5E32844552B AF Figure 3 6 Dimension drawing of PM330 frame size JX view from the side view from the rear ...

Page 31: ...Adequate cooling of the Control Unit is not guaranteed when the housing flap is open As a consequence when the converter is operational the Control Unit can overheat and thus fail Close the housing flap when the converter is operational Note Failure of the Control Unit as a result of overheating due to the fact that the cooling openings are covered over Adequate cooling of the Control Unit is not ...

Page 32: ...Installing Mounting 3 4 Control Unit installation Power Module PM330 30 Hardware Installation Manual 12 2018 A5E32844552B AF ...

Page 33: ...ive minutes have elapsed Measure the voltage before starting work on the DCP and DCN DC link terminals WARNING Danger of an accident due to missing warning labels in the national language Missing warning labels in the national language can result in death or serious injury Attach the component warning labels in the national language NOTICE Converter damaged due to overvoltage Line side overvoltage...

Page 34: ...are listed in the table below These cable lugs are not to exceed these dimensions as mechanical fastening and adherence to the voltage distances is not guaranteed otherwise Figure 4 1 Dimensions of the cable lugs Table 4 1 Dimensions of the cable lugs Screw bolts Connection cross section mm d2 mm b mm l mm c1 mm c2 mm M12 240 13 42 92 24 13 The cable lugs can be attached as shown in the following ...

Page 35: ...th or serious injury Dimension the protective conductor as stipulated in the appropriate regulations Connect the protective conductor to the lower PE connections Dimensioning the protective conductor Observe the local regulations for protective conductors subject to an increased leakage current at the site of operation The minimum cross section of all protective conductors routed in the control ca...

Page 36: ... 60309 the protective conductor must have a cross section of 2 5 mm Cu 4 2 2 Line connection Open the terminal covers of the converter Connect the protective conductor of the power supply cable to terminal PE of the inverter Connect the power supply cable to terminals U1 V1 and W1 When using copper busbars the same cross sections should be used as the connecting busbars of the device itself Frame ...

Page 37: ...ter 100 m du dt filter compact Unshielded cable devices with output filter 450 m Output reactor du dt filter 150 m du dt filter compact 4 2 4 Motor connection Star and delta connection Siemens motors have a diagram inside the terminal box showing both connection meth ods Star connection Y Delta connection Δ The motor rating plate provides data about the correct connection Connecting the motor to t...

Page 38: ...o line and motor terminals The line and motor terminals are accessible via the following steps 1 Release the 2 screws from the cover of the line connection terminals and remove the cover towards the front 2 For frame size GX and HX release the screw from the cover of the motor connection terminals and remove the cover towards the front For frame size JX two screws are located in the cover ...

Page 39: ...9 Optionally the line connection can be established using the Installation set for line side cable connection left see Chapter Installation set for line side cable connection left Page 43 Tightening torques for the line motor and PE terminals M12 50 Nm The cable entry protection must be broken out correspond ing to the diameter of the cable to be introduced After connecting the covers of the line ...

Page 40: ...ction for the line connection must be broken out corre sponding to the diameter of the cable to be introduced The cable entry protection for the motor connection is described in the following section After connection the co vers of the line and motor terminals must be rein stalled tightening torque 6 Nm In order to ensure a uni form current distribution first connect the motor ca ble to the upper ...

Page 41: ...t connec tions for U2 V2 W2 DCP DCN the front cable entry pro tection must be broken out ac cording to the cable diameter to be introduced When using the rear connec tions for U2 V2 W2 DCP DCN the plastic panel of the connection housing must be broken out and used at the point of the cable entry protection from the accessory pack ac cording to the cable diameter to be introduced WARNING Electric s...

Page 42: ...158 A 130 A for a 22 mark to space ratio 20 s on 70 s off Supplementary rectifier for higher pulse line harmonics When using DC link connecting terminals DCP and DCN as infeed for an external supplementary rectifier current carrying capability see the appropriate table in the Technical data the rectifier must have as a minimum a fully controlled 6 pulse diode three phase bridge or a 6 pulse thyris...

Page 43: ...n to the basic interference suppression module of the Power Module must be opened NOTICE Damage to the device through not removing the connection clip with a non grounded line supply Failure to open the connection to the basic interference suppression module on a non grounded line supply IT system can cause significant damage to the device With a non grounded line supply IT system open the connect...

Page 44: ...ce suppression module The connection is opened as follows 1 Release the left hand housing flap by rotating latch and opening the housing flap 2 Release the two screws they are captive 3 Release screws and but do not remove the screws 4 Swivel the connection clip around the axis of rotation of screw towards the left until the connection clip can be fastened using screw 5 Tighten the screws and with...

Page 45: ...sible to mount the Power Module at the top of the control cabinet without any clearance This way it is possible to dissipate the power loss from the Power Module from the cabinet with low design overhead For devices frame size JX the line feeder cables can only be connected from the top Installing the Mounting kit for line side cable connection left 6SL3366 1LG00 0PA0 for frame size GX The mountin...

Page 46: ... 4 Installation set for line side cable connection left Power Module PM330 44 Hardware Installation Manual 12 2018 A5E32844552B AF 2 Mount the installation set tightening torque 50 Nm Figure 4 6 Installing the mounting kit step 2 ...

Page 47: ...n Manual 12 2018 A5E32844552B AF 45 3 Final state with mounted installation set tightening torque for the fixing screws 50 Nm Figure 4 7 Installing the mounting kit step 3 4 The cable entry protection must be broken out corresponding to the diameter of the cable to be introduced Figure 4 8 Installing the mounting kit step 4 ...

Page 48: ...ling the Mounting kit for line side cable connection left 6SL3366 1LH00 0PA0 for frame size HX The mounting kit is installed in 4 steps 1 Remove the busbar adapter for the cable outlet towards the top and the adapter for the PE connection towards the top Use the 14 screws incl PE again for mounting the installation set Figure 4 9 Installing the mounting kit step 1 ...

Page 49: ...ft Power Module PM330 Hardware Installation Manual 12 2018 A5E32844552B AF 47 2 Mount the installation set for connections U1 V1 W1 tightening torque 50 Nm and the installation set tightening torque 6 Nm Tightening torque for screw 3 Nm Figure 4 10 Installing the mounting kit step 2 ...

Page 50: ...ion Manual 12 2018 A5E32844552B AF 3 Final state with mounted installation set tightening torque for the fixing screws 50 Nm Figure 4 11 Installing the mounting kit step 3 4 The cable entry protection must be broken out corresponding to the diameter of the cable to be introduced Figure 4 12 Installing the mounting kit step 4 ...

Page 51: ...eaning In put output Technical data 1 P24 External power sup ply In put output 1 As input 24 V DC 20 1 28 8 V Current consumption max 2 A As output Load at X9 1 and X9 8 together Max 250 mA Overcurrent trip with restart attempt every 3 5 sec 2 M Electronics ground Reference 3 External alert External alarm Input Voltage 3 V 30 V Current consumption 6 4 mA at 24 VDC 1 3 mA at 5 V 4 mA at 15 V 8 mA a...

Page 52: ... 2 5 mm Minimum connection cross section 0 2 mm Maximum tightening torque 0 5 Nm 4 5 lbf in Inputs are low active All signal inputs are low active wire break proof Controlling the main contactor If the main contactor is controlled via terminals 11 and 12 then it is not necessary to use a control transformer to provide isolation from the line supply A 250 V 4 A fuse must be used as protection When ...

Page 53: ...edback signal contacts FB_A X41 5 6 and FB_B X41 7 8 The two S41 switches are used to enable the STO function The power supply to control the STO inputs as well as to diagnose the safety function feedback signal contacts should be located in the direct vicinity of the inverter e g in the same cabinet The cable length to terminal block X41 must not exceed 30 m This safety subfunction is exclusively...

Page 54: ...eference 5 FB_A1 Feedback signal contact diagnostics channel A Floating contact Voltage 3 V 30 V Max current for a resistive load 500 mA 6 FB_A2 7 FB_B1 Feedback signal contact diagnostics channel B Floating contact Voltage 3 V 30 V Max current for a resistive load 500 mA 8 FB_B2 Maximum connection cross section 1 5 mm Minimum connection cross section 0 2 mm Maximum tightening torque 0 22 Nm 1 9 l...

Page 55: ...deactivated Both switches positioned towards the rear STO OFF STO circuit is deactivated Here the STO inputs are deactivated by the two switches and therefore STO deselected Inverter operation is possible independent of the signal states at the STO inputs The inverter is supplied in this state Compatibility state to previous versions FS 04 without STO Applications where STO is not used STO circuit...

Page 56: ...luate A 3SK11 safety relay is used for evaluation Evaluation and diagnostics of the sensor circuit Control of the SINAMICS PM330 subsafety function Diagnostics of the PM330 subsafety function React When activating the STO function at terminal strip X41 low signal the torque force generating energy fed to the drive is interrupted and the state of the safety subfunction is signaled back to the safet...

Page 57: ...MC zones and the devices within the control cabinet have to be assigned to these zones The following example explains the zone concept in greater detail The zones must be decoupled electromagnetically This decoupling can for example be achieved with large physical separations approx 25 cm Better and space saving is decoupling using separate metal enclosures or large metal partitions Cables within ...

Page 58: ... All metal parts and components of the control cabinet side panels rear panels roof and base plates must be connected to the control cabinet frame through a good electrical connection this is best achieved using the highest possible surface area or a high number of individual screw connections to create a Faraday cage The cabinet doors must be connected to the cabinet frame through short wide grou...

Page 59: ...distance should be approximately 25 cm Alternatively the decoupling can be realized in the control cabinet using metal partitions separating elements connected to the mounting plate through a good electrical connection Filtered line cables with a low noise level i e line cables from the line supply to the line filter must be separately routed away from non filtered power cables with high noise lev...

Page 60: ...a cables must be shielded to minimize coupled in interference capacitive inductive and radiated Especially sensitive signal cables such as setpoint and actual value cables should be routed without any interruption with optimum shield support at both ends Cable shields Shielded cables must have finely stranded braided shields Shields that are not as finely braided such as the concentric conductors ...

Page 61: ... need to have any special high frequency attributes In addition to these connections the converter as the source of the high frequency interference and all other components in each drive system motor gearbox and driven machine must be interconnected with respect to the high frequency point of view For this purpose cables with good high frequency properties must be used Grounding and high frequency...

Page 62: ...330 60 Hardware Installation Manual 12 2018 A5E32844552B AF Therefore connect the protective ground conductor and the cable shield to the motor and to the converter Figure 4 16 Grounding and high frequency equipotential bonding measures in the drive system and in the plant ...

Page 63: ...e shields in the following cases Old installations with existing unscreened cables Cables with poor high frequency properties of the shield Installations with bad grounding systems Connections shown in the following diagram offer a durable high frequency equipotential bonding between the motor enclosure the motor terminal box the driven load and the EMC rail busbar Figure 4 17 Additional high freq...

Page 64: ...inside the inverter switches on the DC link is still not precharged Switch on the inverter e g at the operator panel or with STARTER By issuing the ON OFF command ON button at the IOP or p0840 1 using STARTER The DC link is now precharged this takes approx 4 s Start the inverter depending on the parameter assignment the inverter pulses must be separately enabled and the inverter then accelerates t...

Page 65: ... a brush and vacuum cleaner and dry compressed air max 1 bar for areas that cannot be easily reached When using a vacuum cleaner this must comply with ESD equipment rules Ventilation When installing the devices in a cabinet make sure that the cabinet ventilation slots are not obstructed The fan must be checked to make sure that it is functioning correctly If dirt filters are used the specified rep...

Page 66: ...age 7 can result in accidents with severe injuries or death Adhere to the fundamental safety instructions When assessing the risk take into account residual risks DANGER Electric shock due to the residual charge of the DC link capacitors Because of the DC link capacitors a hazardous voltage is present for up to five minutes after the power supply has been switched off Contact with live parts can r...

Page 67: ... required when forming from the following diagram Storage times less than 1 year No measures required Storage times of between 1 and 2 years Connect voltage for one hour before switching on Storage times of between 2 and 3 years Form corresponding to the curve before switching on Storage times of 3 and more years Form corresponding to the curve before switching on Figure 5 1 Measures when forming ...

Page 68: ... Installation Manual 12 2018 A5E32844552B AF Code to encrypt the date of manufacture The date of manufacture is encrypted in positions 3 6 of the serial number Figure 5 2 Code to encrypt the date of manufacture In this example the date of manufacture is April 21 2013 ...

Page 69: ...ood time in order to ensure that the drive remains ready for operation Note Operating hours counter for the fan The number of total operating hours are indicated in parameter p0251 alarm A30042 is output 500 hours before reaching and when reaching the end of the service life 5 3 2 Fan replacement GX Fan replacement for frame size GX Removal 1 Switch off the converter 2 Release the fastening screws...

Page 70: ...ule PM330 68 Hardware Installation Manual 12 2018 A5E32844552B AF Figure 5 3 Fan removal for frame size GX view from below Installation For re installation carry out the above steps in reverse order Tightening torque for the captive fixing screws 1 8 Nm ...

Page 71: ...he lefthand fan The screws are captive 3 Shift the fan unit to the right from position 2 to position 1 this is marked on the housing The connector is simultaneously released 4 Remove the fan unit from the inverter 5 Loosen the retaining screws of the righthand fan The screws are captive 6 Shift the fan unit to the left from position 2 to position 1 this is marked on the housing The connector is re...

Page 72: ...dware Installation Manual 12 2018 A5E32844552B AF Figure 5 4 Fan removal for frame size HX view from below view is similar to frame size JX Installation For re installation carry out the above steps in reverse order Tightening torque for the captive fixing screws 1 8 Nm ...

Page 73: ... Power Module PM330 Hardware Installation Manual 12 2018 A5E32844552B AF 71 5 4 Replacing additional components 5 4 1 Opening the device Power Module device views a Power supply board PSB b Free programmable interface FPI c Electronics fan d Current transformer ...

Page 74: ... protective cover Opening the device 1 Remove screws and remove the upper and lower covers frame sizes GX HX 3 screws frame size JX 4 screws 2 Remove screws hidden behind the lower cover 3 Slightly raise the front cover and remove it The diagram on the righthand side shows the components that can be replaced Mounting the covers Covers are mounted in the inverse sequence to their removal Tightening...

Page 75: ...t from the power supply Allow unimpeded access Remove the protective cover Open the device see Chapter Opening the device Page 71 Removal steps 1 Withdraw the plug connections 2 Remove the 5 screws from the corresponding PSB module 3 Withdraw the PSB module Installation steps To reinstall perform the above steps in the reverse order Tightening torque for the PSB module fastening screws 1 8 Nm Note...

Page 76: ...fter replacing the FPI module Safety Integrated is not released It is not possible to retrofit Functional Safety Replacement FPI boards are downward compatible Note Acceptance test after replacing the FPI module After replacing the FPI module suitably trained and experienced personnel must carry out an acceptance test for the safety functions Preparatory steps Disconnect the built in unit from the...

Page 77: ... 75 Removal steps 1 Withdraw the plug connections 2 Remove the 6 screws from the FPI module 3 Withdraw the FPI module Installation steps To reinstall perform the above steps in the reverse order Tightening torque for the FPI module fastening screws 1 8 Nm Note Carefully insert the plug in connections and ensure that they are secure ...

Page 78: ...t in unit from the power supply Allow unimpeded access Remove the protective cover Open the device see Chapter Opening the device Page 71 Removal steps 1 Withdraw the plug connection 2 Remove the two screws fastening the electronics fan 3 Remove the electronics fan Installation steps To reinstall perform the above steps in the reverse order Tightening torque for the electronics fan fastening screw...

Page 79: ...5E32844552B AF 77 5 4 5 Replacing the current transformer Replacing the current transformer Figure 5 8 Replacing the middle current transformer Preparatory steps Disconnect the built in unit from the power supply Allow unimpeded access Remove the protective cover Open the device see Chapter Opening the device Page 71 ...

Page 80: ...evice together with the upper and lower busbars When placed down on a worktable the two busbars can then be simply withdrawn from the current transformer Installation steps for the middle current transformer Installation is carried out the same as removal but in the reverse order NOTICE When installing the current transformer avoid damaging the electronic modules To avoid damaging the electronic m...

Page 81: ...ubsequent removal steps must be performed to gain access to the screws Figure 5 9 SINAMICS G120P current transformer 2 Current transformer left 1 Release interlock of the left hand housing flap which allows you to access screws to be removed 2 Then follow the removal steps for the middle current transformer see above Current transformer right 1 Remove nuts and screws and of the DCP busbar and the ...

Page 82: ...nents Power Module PM330 80 Hardware Installation Manual 12 2018 A5E32844552B AF Additional removal steps for the outer current transformer To reinstall perform the above steps in the reverse order Tightening torques for nuts and screws 13 Nm 5 5 Nm 50 Nm ...

Page 83: ...onverter 6SL3310 1PE3 Power Modules PM330 the power cables must be introduced into the terminal box from the top The converter can be connected to line supplies with overvoltage category III In conjunction with the Control Units the converter has integrated motor overload protection The overload protection responds at 115 of the set rated motor current Refer to the associated operating instruction...

Page 84: ...pplies that cannot supply more than 100 kA symmetrically at a max imum voltage of 480 V AC or 600 V AC when they are protected with the semiconductor fuses specified in Chapter Technical Data of this manual Overvoltage category III according to EN 61800 5 1 Electromagnetic compatibility EMC Emitted interference Standard with line filter Category C3 second environment according to EN 61800 3 1 Cate...

Page 85: ... 60721 3 3 Mechanically active sub stances 1S1 according to EN 60721 3 1 2S1 according to EN 60721 3 2 3S1 according to EN 60721 3 3 Pollution degree 2 according to EN 61800 5 1 Installation altitude up to 1000 m above sea level without derating 1000 m above sea level with derating see Chapter Derating as a function of the installa tion altitude Page 100 Mechanical strength Oscillation in operatio...

Page 86: ...sponse time when activat ing STO Maximum 25 ms Deviations from the defined classes are shown in italics 1 Standard design Devices installed in the control cabinet with installation in conformance with EMC regulations line reactor uk 2 shielded motor cable e g Protoflex EMC with max 150 m cable length line harmonics according to EN 61000 2 4 Class 2 THD U total 8 for typical line conditions RSC 30 ...

Page 87: ... the operating ranges Continuous duty green range in the diagram Continuous duty is permitted in this range without restriction Short time operation yellow range in the diagram In this range operation for a total of 2 of the total operating duration is permissible without noticeably reducing the converter service life There is no overload reaction through the thermal monitoring model Sporadic shor...

Page 88: ...are to select the appropriate Power Modules based on the load situation See Configuring support Page 116 Definitions LO base load input current 100 of the permissible input current with a load cycle according to Low Overload LO base load output current 100 of the permissible output current with a load cycle according to Low Overload LO base load power Power with LO base load output current HO base...

Page 89: ...or copper cables at 45 C ambient temperature and cables with a permitted operating temperature at the conductor of 70 C routing type C factor for bundling 0 75 considered according to DIN VDE 0298 4 08 03 Protective conductor cross section S Cross section of the supply connection phase conductor MS Cross section of the external protective conductor Minimum cross sections S 16 mm MS S 16 mm S 35 mm...

Page 90: ...rrent Ikmax Minimum line short circuit current required Ikmin 1 3NE1333 2 450 A 690 V Siemens AG 100 kA 3 5 kA 3NE1334 2 500 A 690 V Siemens AG 100 kA 4 5 kA 3NE1435 2 560 A 690 V Siemens AG 100 kA 7 0 kA Fuse in compliance with UL 2 Manufacturer Maximum permissible line short circuit current Ikmax Minimum line short circuit current required Ikmin 1 3NE1333 2 450 A 690 V Siemens AG 100 kA 3 5 kA 3...

Page 91: ...27 5 452 x 1447 x 327 5 452 x 1447 x 327 5 Weight 98 kg 104 kg 109 kg 1 The line supply must be capable of supplying the minimum short circuit current so that the fuses trigger and consequen tial damage is avoided Note If the minimum short circuit current is not reached then the tripping time for the fuses increases and this may re sult in consequential damage 2 When semiconductor fuses are used t...

Page 92: ...kmax Minimum line short circuit current required Ikmin 1 3NE1437 2 710 A 690 V Siemens AG 100 kA 10 0 kA 3NE1438 2 800 A 690 V Siemens AG 100 kA 11 0 kA 3NE1448 2 850 A 690 V Siemens AG 100 kA 13 0 kA Fuse in compliance with UL 2 Manufacturer Maximum permissible line short circuit current Ikmax Minimum line short circuit current required Ikmin 1 3NE1437 2 710 A 690 V Siemens AG 100 kA 10 0 kA 3NE1...

Page 93: ...kg 159 kg Minimum control cabinet size for installation of the Power Module width x height x depth 800 mm x 2000 mm x 600 mm 1 The line supply must be capable of supplying the minimum short circuit current so that the fuses trigger and consequen tial damage is avoided Note If the minimum short circuit current is not reached then the tripping time for the fuses increases and this may re sult in con...

Page 94: ...urrent required Ikmin 1 2 x 3NE1334 2 2 x 500 A 690 V Siemens AG 100 kA 10 4 kA 2 x 3NE1435 2 2 x 560 A 690 V Siemens AG 100 kA 14 0 kA 2 x 3NE1436 2 2 x 630 A 690 V Siemens AG 100 kA 16 0 kA Fuse in compliance with UL 2 Manufacturer Minimum line short circuit current required Ikmin 1 3NB3350 1KK26 1000 A 690 V Siemens AG 8 6 kA 3NB3351 1KK26 1100 A 690 V Siemens AG 17 0 kA 3NB3352 1KK26 1250 A 69...

Page 95: ...x height x depth mm 801 x 1621 x 393 801 x 1621 x 393 801 x 1621 x 393 Weight 235 kg 250 kg 250 kg 1 The line supply must be capable of supplying the minimum short circuit current so that the fuses trigger and consequen tial damage is avoided Note If the minimum short circuit current is not reached then the tripping time for the fuses increases and this may re sult in consequential damage 2 When s...

Page 96: ...00 kW 437 A 420 A HO base load power HO base load input current at 690 V HO base load output current at 690 V 250 kW 283 A 272 A 315 kW 327 A 314 A 355 kW 362 A 348 A Fuse according to IEC manufacturer Maximum permissible line short circuit current Ikmax Minimum line short circuit current required Ikmin 1 3NE1333 2 450 A 690 V Siemens AG 100 kA 3 5 kA 3NE1334 2 500 A 690 V Siemens AG 100 kA 4 5 kA...

Page 97: ... lbf in 50 Nm 443 lbf in 50 Nm 443 lbf in Dimensions Width x height x depth mm 548 x 1695 x 393 548 x 1695 x 393 548 x 1695 x 393 Weight 158 kg 158 kg 162 kg Minimum control cabinet size for installation of the Power Module width x height x depth 800 mm x 2000 mm x 600 mm 1 The line supply must be capable of supplying the minimum short circuit current so that the fuses trigger and consequen tial d...

Page 98: ...oad input current at 690 V LO base load output current at 690 V 450 kW 489 A 470 A HO base load power HO base load input current at 690 V HO base load output current at 690 V 400 kW 410 A 394 A Fuse according to IEC manufacturer Maximum permissible line short circuit current Ikmax Minimum line short circuit current required Ikmin 1 3NE1436 2 630 A 690 V Siemens AG 100 kA 8 5 kA Fuse in compliance ...

Page 99: ... Nm 443 lbf in Dimensions Width x height x depth mm 548 x 1695 x 393 Weight 162 kg Minimum control cabinet size for installation of the Power Module width x height x depth 800 mm x 2000 mm x 600 mm 1 The line supply must be capable of supplying the minimum short circuit current so that the fuses trigger and consequen tial damage is avoided Note If the minimum short circuit current is not reached t...

Page 100: ... 630 kW 675 A 650 A HO base load power HO base load input current at 690 V HO base load output current at 690 V 450 kW 461 A 444 A 500 kW 494 A 476 A 560 kW 552 A 532 A Fuse according to IEC manufacturer Maximum permissible line short circuit current Ikmax Minimum line short circuit current required Ikmin 1 3NE1437 2 710 A 690 V Siemens AG 100 kA 10 0 kA 3NE1438 2 800 A 690 V Siemens AG 100 kA 11 ...

Page 101: ...ne motor DC link and ground cable 50 Nm 443 lbf in 50 Nm 443 lbf in 50 Nm 443 lbf in Dimensions Width x height x depth mm 801 x 1621 x 393 801 x 1621 x 393 801 x 1621 x 393 Weight 234 kg 234 kg 244 kg 1 The line supply must be capable of supplying the minimum short circuit current so that the fuses trigger and consequen tial damage is avoided Note If the minimum short circuit current is not reache...

Page 102: ...ting capability of air are reduced An additional input voltage derating is not necessary if the following basic conditions are met The isolation transformer must be fed from a low voltage or medium voltage network it must not be supplied directly from a high voltage network The isolating transformer may be connect to one or more inverters The cables between the isolating transformer and the invert...

Page 103: ... Manual 12 2018 A5E32844552B AF 101 Reduction of the output current Figure 6 4 Derating of the output current in accordance with the installation altitude with frame size GX Figure 6 5 Derating of the output current as a function of the installation altitudes for frame sizes HX and JX ...

Page 104: ...on of the ambient temperature and installation altitude for frame size GX Installation altitude above mean sea level in m Current derating factor at an ambient temperature air intake temperature of 20 C 25 C 30 C 35 C 40 C 45 C 50 C 55 C 0 1000 100 100 100 100 100 100 93 85 1001 1500 100 100 100 100 100 96 89 81 1501 2000 100 100 100 100 99 92 85 78 2001 2500 100 100 100 100 94 88 81 74 2501 3000 ...

Page 105: ...no derating for 415 V 5 Table 6 11 Derating of the output current as a function of the line voltage 500 V 690 V 3 AC 10 Power Module Rated power based on the base load current IL at 690 V Rated output current in A at a line voltage of kW 500 V 575 V 600 V 660 V 690 V 6SL3310 1PG33 7AA0 315 368 357 353 344 340 6SL3310 1PG34 0AA0 355 400 397 396 394 393 6SL3310 1PG34 5AA0 400 453 444 441 434 430 6SL...

Page 106: ...0 104 Hardware Installation Manual 12 2018 A5E32844552B AF 6 4 Data regarding the power loss in partial load operation Detailed power loss data for partial load operation energy efficiency classes is available in the Internet Partial load operation http support automation siemens com WW view en 94059311 ...

Page 107: ...ou can review the details about the definitions in EN 60204 1 Risk Risk of electric shock Risk of unexpected motion Measure to minimize risk Safe switch off Switching off the electric power sup ply for the installation either com pletely or partially Safely stop and safely prevent re starting Stopping or preventing the dangerous movement Command Emergency Off Emergency Stop Solution Switch off the...

Page 108: ...o safely disconnect the torque generating energy feed to the motor this is achieved in the power unit by preventing through two channels alternating voltage to be output to the motor The switch on inhibit which prevents automatic restart after deactivating STO must be implemented by the upstream external monitoring and control system e g 3SK1 according to the requirements of EN 60204 1 Chapter 9 2...

Page 109: ...nitiated This function corresponds to Stop Category 1 according to EN 60204 1 The Safe Stop 1 function SS1 t function means that the motor is stopped and then the torque generating energy is shut down STO When SS1 t is activated the inverter brakes the motor along a braking ramp This happens via the braking function integrated in the drive along the OFF3 ramp SS1 t corresponds to the SS1 t functio...

Page 110: ...Fundamental safety technology principles 7 2 Standard safety functions according to EN 61800 5 2 Power Module PM330 108 Hardware Installation Manual 12 2018 A5E32844552B AF ...

Page 111: ... is controlled via terminal block X41 using digital inputs STO_A and STO_B A low signal at the inputs STO activated interrupts the two redundant switch off signal paths of the PM330 the torque or force generating energy fed to the drive To diagnose these two switch off signal paths the two feedback signal contacts FB_A and FB_B are made available at terminal strip X41 to the higher level Evaluate ...

Page 112: ...the diagnostics required for SIL 3 or PL e Cat 4 it is sufficient to integrate the two feedback signal contacts into the feedback circuit of a basic safety relay e g 3SK1 A fixed hardware filter in the two STO input circuits 4 ms is used to filter out noise and brief signal changes e g as a result of light and dark tests of the safety relays or as a result of contact bounce All safety relevant sig...

Page 113: ...trol system e g 3SK1 the two feedback signal contacts of the PM330 at terminal strip X41 must be closed Depending on the application the start button may need to be pressed 4 The inverter can be restarted with a positive signal edge at ON OFF1 Settings A STO is selected using the two STO inputs at terminal strip X41 To be able to use the STO function these must be enabled using the two enable swit...

Page 114: ...controlled By using e g a suitable safety relay with time delayed switch off signal paths in addition to the STO function the SS1 t function can also be implemented In this case the safety relay requests braking along a braking ramp via terminal strip X9 OFF3 for example after a delay time has elapsed it initiates an STO at the PM330 SS1 t Response and settings Figure 8 4 SS1 t Response ...

Page 115: ...e has expired STO is automatically initiated in the external monitoring and control system e g 3SK1 independent of the actual speed The OFF3 ramp set in the Control Unit must be coordinated with the SS1 t delay time of the external monitor ing and control system e g 3SK1 These values are completely independent of one another The delay time should be set longer than or equal to the braking ramp as ...

Page 116: ... PL and Cat The hardware the hardware structure and where applicable the software when using parameterizable or programmable external safety components must correspond to the required SIL PL and Cat Also see the application examples in the annex SIL 2 PL d Test stop at least once per year SIL 3 PL e Cat 3 As a minimum a test stop every 3 months SIL 3 PL e Cat 4 Test stop at least once per day 8 6 ...

Page 117: ...al Collection Documentation on DVD Article No 6SL3097 4CA00 0YG1 Getting Started SINAMICS G120 Power Module Installing the Power Module Operating Instructions Control Units CU230P 2 Installing and commissioning the converter adapting fieldbus interfaces description of the converter functions data backup and series com missioning service and maintenance Function Manual Fieldbuses Configuring fieldb...

Page 118: ...s 13434 Configuration Manual Selecting geared motors motors converters and braking resistor based on calculation examples English German Engineering Manual Standard Drives https support industry siemens com cs de en view 30779940 A 1 3 Product Support If you have further questions You can find additional information on the product and more in the Internet under Product support https support indust...

Page 119: ...n of the EMC Environment and Categories Classification of EMC behavior The EMC environment and categories are defined in the EMC Product Standard EN 61800 3 2004 as follows Environments First Environment An environment that includes domestic premises and establishments that are connected directly to a public low voltage line supply without the use of an intermediate transformer Example houses apar...

Page 120: ...stems PDS including the associated EMC aspects Category C3 Power Drive System PDS of rated voltage less than 1000 V intended for use in the second industrial environment and not intended for use within the first residential environment A 2 2 Compliance with EMC Environment and Categories EMC interference emission Note To comply with the requirements of EN 61800 3 2004 all drives must be installed ...

Page 121: ...t with the appropriate experience for installing and or commissioning power drive systems including their EMC aspects Category C2 Second environment Power Modules with additional line filter fulfill the requirements relating to cable conducted noise interference emission interference if a shielded cable with low capacitance is used the current does not exceed the rated input current see Specific t...

Page 122: ... 2 5 1 3 1 0 0 8 0 7 23 8 h Harmonic order number Note Installation of Power Modules in an environment of category C2 Power Modules which are installed in an environment of category C2 require a connection approval for the low voltage supply system Contact your local supply system operator in this case A 2 3 EMC limit values in South Korea The EMC limit values to be observed for South Korea corres...

Page 123: ... use power supplies that provide SELV Safety Extra Low Voltage or PELV Protective Extra Low Voltage output voltages for all connections and terminals of the electronics modules Note Together the loads at X9 1 and X9 8 may be a maximum of 250 mA Cable length Cable length between the safety relay and X41 X9 max 30 m Diagnostics of the two switch off signal paths Connect both floating contacts of the...

Page 124: ...3 2 1 SIRIUS 3SK1 with relay outputs separate power supply for the 3SK1 and PM330 Figure A 1 STO with 3SK1111 xAB30 3SK1 with relay outputs Start button Manual reset function start acknowledgment according to ISO 13849 1 depending on the application required e g Emergency Stop protective devices with rear access etc General requirements See General requirements Page 121 ...

Page 125: ...circuit length is only defined by the restrictions relating to the 3SK1 refer to the 3SK1 equipment manual The cable length between PM330 and 3SK1 must not exceed 30 m Settings PM330 Activate the STO circuit bring both activation switches S41 towards the front CU230P 2 No settings are required in the CU230 2 for STO 3SK1111 Set the switch to Monitored start using the start button if the applicatio...

Page 126: ...e X9 1 2 terminal strip The control of the PM330 is supplied from the integrated power supply parasitic voltages can occur and or faults and disturbances can be coupled in Parasitic voltages can occur via the 3SK1 sensor circuit especially when connecting to higher level safety control systems In addition faults can be coupled in via the input circuit of the 3SK1 at the STO inputs of the PM330 use...

Page 127: ... supply for 3SK1 and PM330 Figure A 3 External power supply for 3SK1 and PM330 Information about the application example The 3SK1 is externally supplied with 24 V DC through an SELV PELV power source The PM330 control is externally supplied with 24 V DC through an SELV PELV power source parasitic voltages can occur and or faults and disturbances can be coupled in ...

Page 128: ...gure A 4 SS1 t with 3SK1121 xCB4y 3SK11 with relay outputs Start button Manual reset function start acknowledgment according to ISO 13849 1 depending on the application required e g Emergency Stop protective devices with rear access etc General requirements See General requirements Page 121 Align the OFF3 ramp time with the SS1 t monitoring time of the 3SK1 the monitoring time should be longer tha...

Page 129: ...defines the delay between the activation of SS1 t and when the actual STO safety function is initiated As a consequence this time also defines how long the non safe OFF3 function can actively brake along the ramp before the torque is shutdown and the motor starts to coast down Current standards directives and requirements relating to your specific application must be carefully taken into considera...

Page 130: ...t function start acknowledgment according to ISO 13849 1 depending on the application required e g Emergency Stop protective devices with rear access etc General requirements See General requirements Page 121 The F PLC must be externally supplied max 250 mA is generally not sufficient for an F PLC Note When using digital outputs parasitic voltages can occur and external noise and disturbances can ...

Page 131: ...am The feedback inputs must be integrated for diagnostic purposes Display Display in IOP or STARTER In IOP STARTER parameter r0002 is used as Drive operating display Enable and inhibit signals as well as operating states are displayed here e g r0002 44 Switching on inhibited connect 24 V to terminal STO hardware STO active in one or both STO channels r0002 31 Ready for switching on set ON OFF1 1 0...

Page 132: ...is OFF the safety circuit is not enabled Possible causes Feedback circuit is not closed The feedback circuit wiring is interrupted The incorrect cycle output is being used PM330 fault Fault in the 3SK1 feedback circuit At least 1 switch off signal path of the PM330 is still active at least 1 of the two STO inputs has a high signal e g cross circuit fault in the 3SK1 enable circuit PM330 fault PM33...

Page 133: ...In the enable circuits In the feedback signal circuit Safety relay 3SK1 Advanced or 3SK1112 being used Scenario 3 LED 1 DEVICE lights up green power supply power up and configuration are OK LED 2 OUT is OFF the safety circuit is not enabled Possible causes LED 3 IN is OFF close sensor circuit through 2 channels LED 3 IN flashes green LED 4 SF is OFF START button not pressed LED 4 SF flashes red si...

Page 134: ... DEVICE is lit green power supply power up and configuration are OK LED 2 OUT flashes green feedback circuit fault LED 3 IN flashes green feedback circuit fault LED 4 SF flashes red fault Possible causes Interruption in the feedback circuit wiring Incorrect feedback circuit wiring PM330 fault PM330 power supply missing establish the power supply One or two of the STO inputs of the PM330 has a high...

Page 135: ... Manual 12 2018 A5E32844552B AF 133 Scenario 6 LED 1 DEVICE is lit green power supply power up and configuration are OK LED 2 OUT flashes yellow START button fault LED 3 IN is OFF switch on conditions not met LED 4 SF flashes red fault Possible causes START button was pressed too long or has a short circuit ...

Page 136: ...the expected maximum braking distances and braking times The trace function in the STARTER and Startdrive PC tools can simplify the acceptance test in certain applications for example if a drive in the machine is difficult to access Therefore we recommend that you use the trace function for some acceptance tests If you have recorded a trace for an acceptance test you have to proceed as follows Whe...

Page 137: ...ctive r0002 44 e g R0002 31 Ready for switching on set ON OFF1 1 0 p0840 2 Switch on the motor 2 1 Enter a speed setpoint 0 2 2 Switch on the motor ON command 2 3 Check that the correct motor is running 2 4 Check the status of the safety relay LEDs here in the example a 3SK1112 or 3SK112x LED 1 DEVICE green LED 2 OUT green 3SK1 output circuit closed LED 3 IN green 3SK1 switch on close conditions s...

Page 138: ...the safety relay here in the example a 3SK1112 or 3SK112x LED 1 DEVICE green LED 2 OUT off 3SK1 output circuit open LED 3 IN off 3SK1 switch on close conditions not satisfied Here input circuit closed LED 4 SF OFF 4 Deactivate STO 4 1 Deactivate STO 4 2 Check the following STO is not active r0002 44 e g R0002 31 Ready for switching on set ON OFF1 1 0 p0840 The inverter signals neither faults nor a...

Page 139: ... active r0002 44 e g R0002 31 Ready for switching on set ON OFF1 1 0 p0840 2 Switch on the motor 2 1 Enter a speed setpoint 0 2 2 Switch on the motor ON command 2 3 Check that the correct motor is running 2 4 Check the status of the safety relay LEDs here in the example a 3SK1112 or 3SK112x LED 1 DEVICE green LED 2 OUT green 3SK1 output circuit closed LED 3 IN green 3SK1 switch on close conditions...

Page 140: ...n delayed output circuit of the 3SK1 open OFF2 control delayed output circuit of the 3SK1 still closed STO circuit After the time set at the 3SK1 rotary controller has expired LED 2 OUT off both 3SK1 output circuits open LED 3 IN off 3SK1 switch on close conditions not satisfied Here input circuit closed LED 4 SF OFF 4 Deactivate SS1 t 4 1 Deactivate SS1 4 2 Check the following STO is not active r...

Page 141: ... the system or machine Inverter data Table A 6 Hardware version of the safety related inverter Name of the drive Article number and hardware version of the inverter Function table Table A 7 Active safety functions depending on the operating mode and safety equipment Operating mode Safety equipment Drive Selected safety function Checked Example Operation Protective door closed Fan Protective door o...

Page 142: ...Circuit diagrams Enter the safety relay setting Setting of the DIP switch and where relevant the rotary switch with the time Documentation of the parameters for a parameterizable safety relay e g a 3SK2 Logging the parameters for OFF2 when using SS1 t Countersignatures Commissioning engineer This confirms that the tests and checks have been carried out properly Date Name Company dept Signature Mac...

Page 143: ...18 A5E32844552B AF 141 A 5 Environmental compatibility For environmentally friendly recycling and disposal of your old device please contact a company certified for the disposal of old electrical and electronic devices and dispose of the device in accordance with the regulations in your country ...

Page 144: ...breaker EMC Electromagnetic compatibility EMC EMI Electromagnetic interference ESD Electrostatic discharge FS Frame size GSG Getting Started HO High overload I O Input output IGBT Insulated gate bipolar transistor Cat Category definition see EN ISO 13849 1 LED Light emitting diode LO Low overload NC NC contact NEMA National Electrical Manufacturers Association NO NO contact OPI Operating Instructi...

Page 145: ...le PM330 Hardware Installation Manual 12 2018 A5E32844552B AF 143 Abbreviation State TM EN 61800 5 2 mission time TM Usage time defined accumulated operating duration of the PDS SR over its complete service life VT Variable torque parallel ...

Page 146: ...Appendix A 6 Abbreviations Power Module PM330 144 Hardware Installation Manual 12 2018 A5E32844552B AF ...

Page 147: ...ces 11 EMC 55 EMC interference emission 118 F First Environment 117 Forming the capacitors 65 G General rules for protecting against environmental effects 20 Getting Started 115 H Hardware Installation Manual 115 Harmonic currents 120 Hotline 116 I Industry Mall 116 Installation altitude 100 IP20 degree of protection 20 IT system 41 L List Manual 115 M Maintenance Cleaning 63 Dirt 63 Pollution 63 ...

Page 148: ...esidual risks of drive systems 14 S Safety instructions Electromagnetic fields 9 Electrostatically Sensitive Devices 11 General safety instructions 7 Safety notes Electrical installation 31 Second environment 117 Service life of the fan 67 SIZER 116 SS1 Safe Stop 1 Acceptance test 137 Standards EN 61800 3 117 EN 61800 3 2004 117 Star delta connection 35 STO Safe Torque Off Acceptance test 135 Supp...

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