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User Guide

Integrated Motor / Generator

EM-PME375

danfoss.com

Summary of Contents for EM-PME375 Series

Page 1: ...User Guide Integrated Motor Generator EM PME375 danfoss com...

Page 2: ...3 System introduction 3 4 Connections and interfaces 3 5 Rating plate 3 6 Tightening torques 4 Design principles 4 1 System design 4 1 1 Cooling and temperature measurement 4 1 2 Inverter 4 2 Mountin...

Page 3: ...ondition monitoring during operation 7 3 Recommended coolants 7 4 Emergency operation 8 Maintenance 8 1 Regular maintenance 8 2 Cleaning 8 3 Cooling system maintenance 9 Dismounting 10 Troubleshooting...

Page 4: ...ons in this manual may not necessarily re ect all system features Product naming convention In this user guide EM PME family permanent magnet motors and generators are referred to as the electric mach...

Page 5: ...Classi cation IEC 60034 6 1993 Rotating electrical machines Part 6 Methods of cooling IEC 60034 7 1993 Rotating electrical machines Part 7 Classi cation of types of construction mounting arrangements...

Page 6: ...ived from the machine resolver deg GND Ground in electrical connections Ohm Resistance Table 4 Term abbreviation Term Abbreviation Explanation Resolver Rotation meter in electric machines used for mea...

Page 7: ...authorized personnel The installation of the system complies with the requirements of the appropriate regulations The electric machine is used in accordance with the instructions in this manual The el...

Page 8: ...ould result in death or serious injury CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury CAUTION may also alert against unsafe practices N...

Page 9: ...ed if lifting system or lifting brackets fail Security features The electric machines have at least three PT100 temperature sensors in the windings The amount of the sensors depend on the options chos...

Page 10: ...esigned with high standards of EMC in mind Connect the power lines and groundings along the instructions in this manual to achieve the required level of EMI protection It is the responsibility of the...

Page 11: ...machines Machine structure designed to be able to produce high starting torques instant torque to non moving wheel Optimized speed range to meet most common gear ratios used in heavy mobile machinery...

Page 12: ...with the machine Storing the electric machine outdoors in wet or dusty conditions Storing the electric machine without correct support to prevent rolling or falling of the machines Using the electric...

Page 13: ...noise levels Figure 2 Overview of the Danfoss drive train system A low voltage measurement signal connector is attached to the electric machines Di erent temperature and resolver signals can be read...

Page 14: ...power generation equipment Mechanical interfaces Lifting points Flange mounting D end and N end Cooling system connections bores Electrical interfaces Power connections Measurement connections Low vol...

Page 15: ...ng 3 Low voltage connector measurement connector including low voltage grounding connector 4 Lifting points 5 Cooling system connections bores 6 D end ange mounting EM PME375 3 Product overview 14 Dan...

Page 16: ...xplanation Unit 1 Electric machine product family EM PMI or EM PME 2 Electric machine type code and options Serial No Serial number U Rated voltage phase to phase AC Vrms I Rated current AC Irms P Rat...

Page 17: ...machine according to IEC60034 1 Temp class Temperature rating class of individual insulation materials of the insulation according to IEC60034 1 Bear D end Bearing type in the D end of the machine Be...

Page 18: ...connect one temperature signal to the temperature surveillance pin in the inverter EC C1200 and make sure that the inverter has the machine temperature protection feature activated The maximum allowed...

Page 19: ...achine temperature protection feature activated Mounting structure Supporting structure requirements Do not install the electric machine near or in direct contact with easily ammable materials The sur...

Page 20: ...the length and the diameter data of the electric machine from the product drawing Main dimensions of the electric machine are shown in the Figure below the illustration may di er from the actual elec...

Page 21: ...Figure 8 Main dimensions of the machine EM PME375 4 Design principles 20 Danfoss Produced By Danfoss Power Solutions July 2019 BC265857345808en 000101...

Page 22: ...for excessive misalignment Alignment between the shaft and mating structure must be accurate The misalignment can be parallel or angular misalignment or combination of those With parallel misalignment...

Page 23: ...nterface for Danfoss integrated electric machines EM PME375 T150 and EM PME375 T200 Design loads for EM PME375 T150 rotor Fmgn Magnetic force between rotor ja frame G Gravitational force of rotor Figu...

Page 24: ...ances of connection interfaces Electric machine type EM PME375 T150 Dimension X 129 6mm 0 5mm Electric machine type EM PME375 T200 Dimension X 150 0mm 0 5mm EM PME375 4 Design principles BC26585734580...

Page 25: ...axial tolerances 1 Connection face to electric machine rotor 2 Connection face to electric machine frame EM PME375 4 Design principles 24 Danfoss Produced By Danfoss Power Solutions July 2019 BC26585...

Page 26: ...4 Allowed concentricity tolerances 1 Centerline of electric machine frame connection interface 2 Centerline of electric machine rotor connection interface EM PME375 4 Design principles BC265857345808e...

Page 27: ...ial sti ness of connection interface When resultant force Ftot Fmgn G see Figure 1 or Figure 2 is applied to system maximum allowed radial deformation of the rotor connection interface is 0 09mm in po...

Page 28: ...Figure 16 Required radial sti ness EM PME375 4 Design principles BC265857345808en 000101 Danfoss Produced By Danfoss Power Solutions July 2019 27...

Page 29: ...ow describes how to connect the electric machine frame to the interface Figure 17 Frame connection EM PME375 4 Design principles 28 Danfoss Produced By Danfoss Power Solutions July 2019 BC265857345808...

Page 30: ...ow describes how to connect the electric machine rotor to the interface Figure 18 Rotor connection EM PME375 4 Design principles BC265857345808en 000101 Danfoss Produced By Danfoss Power Solutions Jul...

Page 31: ...omplies with the purchase order Any external damage in rotor anges electrical interfaces and paint must be photographed and reported immediately It is recommended to measure the insulation resistance...

Page 32: ...s for lifting slings and lifting position of the electric machine Figure 20 Not allowed lifting procedures EM PME375 5 Transportation and storage BC265857345808en 000101 Danfoss Produced By Danfoss Po...

Page 33: ...rs if tted or direct winding heating to avoid water condensing in the electric machine Do not keep the stator on its winding side down Figure 21 Storing stator Extended storage It is recommended to in...

Page 34: ...machine Read the instructions in this manual before you install the electric machine Required tools Following tools are required to install the electric machine Ratchet torque wrench Hex head wrench...

Page 35: ...Mechanical installation Allowed mounting positions X 30 Figure 22 Allowed mounting position EM PME375 6 Installation 34 Danfoss Produced By Danfoss Power Solutions July 2019 BC265857345808en 000101...

Page 36: ...stall ywheel adapter 2 to ywheel 1 with suitable screws 3 not included in delivery Use strong threadlocker for example Loctite 278 not included in delivery Use su cient screw preload Check preload fro...

Page 37: ...sure that the hydraulic cylinder is retracted fully inside Make sure that hydraulic cylinder is not pressurized 19 Push the frame carefully inside the rotor to correct position using the hydraulic cy...

Page 38: ...housing 2 Rotor connection interface for example diesel engine ywheel adapter 3 Rotor of the electric machine 4 Frame of the electric machine 5 Stator attachement screws 6 Rotor attachement screws No...

Page 39: ...on the rotor if necessary See gure below Figure 25 Rotor bracket and rotor alignment pin installation 7 Rotor bracket 9 M10X25 DIN 912 A4 screws 2 pcs Use stainless steel screws 10 Rotor alignment pin...

Page 40: ...onnect a hydraulic hand pump to the Enerpac BRD 46 hydraulic cylinder 11 of the rotor assembly tool 5 Pump pressure in Enerpac BRD 46 hydraulic cylinder with the hydraulic hand pump until the rotor fr...

Page 41: ...otor and rotor connection interface installed on the ywheel Preparations for the frame installation Install the frame assembly pins 16 in the frame stator connection interface See gure below EM PME375...

Page 42: ...on the frame of the electric machine Fasten it with screws 18 Install the o ring 19 See gure below Figure 30 Frame bracket installation 17 Frame bracket 18 M8x25 DIN 912 screw 19 O ring D400x3 EM PME3...

Page 43: ...ssembly pins go into the correct holes of the frame Figure 31 Frame lifting Figure 32 Frame position before installation This step of the installation is very dangerous for the ngers as they can be cu...

Page 44: ...c cylinder with the hydraulic hand pump until the frame and the frame stator connection interface are rmly together 3 Fasten the frame on the frame stator connection interface with screws 20 4 Remove...

Page 45: ...ing seal or to use sealing washer for example Usit or Bonded seals in the connection In addition it is recommended to use thread sealant Loctite 577 or similar at the coolant connections to prevent lo...

Page 46: ...stickers Figure 36 High voltage connection 1 Power terminal Connector type AMPHENOL HVBI005R10AMHARD Mating connector AMPHENOL HVBI 7 05R10 XFC XXXX FG PC straight plug AMPHENOL HVBI 9 05R10 XFC XXXX...

Page 47: ...are intended to be powered and controlled by three phase alternating current supplied by an inverter or inverters The electric machine is not suitable for direct online use Figure 38 Connection diagr...

Page 48: ...ensors in windings as a standard option The electrical machine has these options RES1 In built non contacting resolver 6 pole pair TEMP4 six PT 100 sensors The measurement connector includes following...

Page 49: ...ndings 5 Temperature PT100 windings 6 Temperature PT100 windings 7 Resolver RES_COSP 8 Resolver RES_SINP 9 Resolver EXCP 10 GND Temperature PT100 windings corresponds to pin4 PT100 11 GND Temperature...

Page 50: ...ndings corresponds to pin6 PT100 The shielded measurement cable shield can be connected to a low voltage grounding connection point See Figure below and Chapter Grounding connections for more informat...

Page 51: ...3 Measure the resistance between the two cable shields or between the cable shield and the enclosure grounding point 4 Change the measurement device terminal s to the shield of di erent power cable a...

Page 52: ...ersonal protective equipment when you are near the electric machine Read the instructions in this user guide before you install the electric machine Operation conditions The electric machine should be...

Page 53: ...The electric machine should be operated within the operation limits and in the conditions speci ed by the manufacturer However it can be limitedly used in the following fault emergency situations Coo...

Page 54: ...s Use the regular maintenance checklists for help Do not attempt to tighten bolts or screws that are not discussed in this manual and that are not needed for normal installation and maintenance proced...

Page 55: ...ee Chapter Cleaning X Coolant quality Coolant as speci ed Proper glycol used and water glycol mixture appropriate Re ll if necessary See Chapter Cooling system maintenance X Cleaning Keep the electric...

Page 56: ...at headed bolts or rods for pushing the electric machine out of the mating structure See chapterMounting the electric machine Dismount the electric machine in reversed order EM PME375 9 Dismounting B...

Page 57: ...em from sediment possibly accumulated See also Chapter Emergency operation Leakage in the cooling system Check the cooling system circuit and connections Rigid particles inside the electric machine co...

Page 58: ...umber of components in a single electric machine Maintenance procedures not decribed in this manual require special tools and instructions Contact Danfoss for more information and purchasing Figure 42...

Page 59: ...the electric machine and any of its parts by appropriate means in accordance with local laws and regulations EM PME375 12 Disposal 58 Danfoss Produced By Danfoss Power Solutions July 2019 BC2658573458...

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