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Related Manuals for Danfoss EM-PME375
Summary of Contents for Danfoss EM-PME375
- Page 1 User Guide Integrated Motor / Generator EM-PME375 www.danfoss.com...
- Page 2 User Guide EM-PME375 Revision history Table of revisions Date Changed July 2021 Updated user guide 0201 © Danfoss | July 2021 BC265857345808en-000201...
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Page 3: Table Of Contents
Cooling connections................................47 Electrical installation..................................48 Power connections.................................. 48 High voltage connection..............................48 Connection diagram................................50 Low voltage connections...............................50 Grounding connections................................. 52 Operation Operation conditions..................................56 Condition monitoring during operation..........................56 Recommended coolants................................56 Emergency operation...................................57 Maintenance © Danfoss | July 2021 BC265857345808en-000201 | 3... - Page 4 User Guide EM-PME375 Contents Regular maintenance................................... 58 Cleaning......................................59 Cooling system maintenance..............................59 Dismounting Troubleshooting Aftersales Service policy....................................62 Service parts.....................................62 Disposal Storage, installation and maintenance checklists © Danfoss | July 2021 BC265857345808en-000201...
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Page 5: General Information
User Guide EM-PME375 General information This user guide is the installation, operation and maintenance user guide for the EM-PME375-T150 and EM-PME375-T200 electric machines. Intended use of the user guide This user guide contains instructions necessary to safely and properly handle, install, operate and maintain the electric machine. -
Page 6: Conformity According To Standards
56 mm and higher - Measurement, evaluation and limits of vibration severity. Warranty Danfoss offers warranty against defects in workmanship and materials for its products for a period of twelve (12) months from commissioning or eighteen months (18) from delivery (Incoterms-EXW), whichever occurs first. -
Page 7: Terms And Abbreviations
Duty type according to the IEC60034; Duty with non-periodic load and speed variations Responsibility of the manufacturer Danfoss is responsible for the safety, reliability and performance of the electric machine only if: • Handling, mounting, installation, operation and maintenance are done by qualified and authorized personnel. -
Page 8: Safety Information
It indicates a hot device that could cause burns to a person. The symbol also indicates that the device should be placed and installed so that contact with its potentially hot surface is not possible. © Danfoss | July 2021 BC265857345808en-000201... -
Page 9: Personal Protective Equipment
The electric machines have at least three PT100 temperature sensors in the windings. The amount of the sensors depend on the options chosen. The temperature signal(s) can be read out from the measurement © Danfoss | July 2021 BC265857345808en-000201 | 9... -
Page 10: Electromagnetic Compatibility (Emc)
It is the responsibility of the installer to make sure that the equipment or system into which the product is incorporated complies with the EMC legislation of the country of use. Within the European Union, equipment into which this product is incorporated must comply with the EMC Directive 2014/30/EU. 10 | © Danfoss | July 2021 BC265857345808en-000201... -
Page 11: Product Overview
The integrated electric machines have several frame models (sizes) to be the optimal solutions for several applications. These are T150 and T200 frames. The electric machines also have options for temperature sensors. © Danfoss | July 2021 BC265857345808en-000201 | 11... -
Page 12: Intended Use Of The Electric Machine
(IM) technology. The SRPM technology combines the benefits of PM and Synchronous Reluctance technology, having increased torque capability over wide speed range and ability to produce torque to higher speeds. The machine efficiency at lower speeds is also good. 12 | © Danfoss | July 2021 BC265857345808en-000201... -
Page 13: System Introduction
Permanent magnets in the rotor System introduction Danfoss provides electric drive trains for applications in heavy mobile work machines, marine vessels and buses. The drive trains include all essential components from converting from traditional to hybrid electric (HEV) or electric vehicle (EV) solutions. Danfoss technology saves fuel and lowers emission and noise levels. -
Page 14: Connections And Interfaces
Flange mounting (D-end and N-end). • Cooling system connections (bores). • Air ventilation plug. Electrical interfaces: • Power connections. • Measurement connections. • Low voltage (measurement signal) grounding connection. • Power grounding connection. 14 | © Danfoss | July 2021 BC265857345808en-000201... -
Page 15: Rating Plate
The rating values in the Figure below are not correct for this machine. See the rating plate on the machine and data sheets for the correct values. © Danfoss | July 2021 BC265857345808en-000201 | 15... - Page 16 Maximum rotation speed Insul. class Temperature rating (class) of insulation of the electric machine according to IEC60034-1 Temp. class Temperature rating (class) of individual insulation materials of the insulation according to IEC60034-1 16 | © Danfoss | July 2021 BC265857345808en-000201...
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Page 17: Tightening Torques
Use threadlocking adhesive for RST bolts. Do not install dry screws or other fastening equipment. Add suitable lubrication, for example Wuerth HSP 1400, to prevent excess friction. Tightening torques to use unless otherwise noted 10.9 12.9 Thread © Danfoss | July 2021 BC265857345808en-000201 | 17... -
Page 18: Design Principles
If the electric machine is driven with an inverter from a supplier other than Danfoss Editron, the electric machine performance may differ from rated values. The optimum performance of the electric machine is obtained with Danfoss Editron inverters. - Page 19 Tolerant to high mechanical vibration (10 G) and shock (50 G). • Efficient, efficiency > 98 %. • Reliable, no moving components. Do not exceed the maximum rotation speed of the electric machine. EC-C1200 © Danfoss | July 2021 BC265857345808en-000201 | 19...
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Page 20: Mounting Structure
AUX DC - The main machine power driving parameters are shown in the machine rating plate. For more information, contact Danfoss representative. You can connect one of the temperature signals (from the low voltage connector) to the temperature surveillance pin in the inverter and make sure that the inverter has the machine temperature protection feature activated. -
Page 21: Shaft Alignment And Load
With angular misalignment, the shafts are at an angle to each other. Figures below illustrate the parallel and angular misalignment. © Danfoss | July 2021 BC265857345808en-000201 | 21... -
Page 22: Customer Connection Interface Design Instruction
Customer connection interface design instruction This Chapter describes the necessary design loads and tolerances for designing connection interface for Danfoss integrated electric machines (EM-PME375-T150 and EM-PME375-T200). Design loads for EM-PME375-T150 and EM-PME375-T200 rotor = Magnetic force between rotor and frame... - Page 23 User Guide EM-PME375 Design principles Design loads for EM-PME375-T150 rotor © Danfoss | July 2021 BC265857345808en-000201 | 23...
- Page 24 EM-PME375 Design principles Design loads for EM-PME375-T200 rotor Allowed axial tolerances 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 24 | © Danfoss | July 2021...
- Page 25 Connection face to electric machine rotor Connection face to electric machine frame Allowed concentricity tolerances of connection interfaces Centerline of electric machine frame connection interface Centerline of electric machine rotor connection interface © Danfoss | July 2021 BC265857345808en-000201 | 25...
- Page 26 It should be noted that some components, for example bearings and gears, can cause additional flexibility to rotor interface and it should be taken into account. Required radial stiffness The Figure below describes how to connect the electric machine frame to the interface. 26 | © Danfoss | July 2021 BC265857345808en-000201...
- Page 27 User Guide EM-PME375 Design principles Frame connection The Figure below describes how to connect the electric machine rotor to the interface. © Danfoss | July 2021 BC265857345808en-000201 | 27...
- Page 28 User Guide EM-PME375 Design principles 28 | © Danfoss | July 2021 BC265857345808en-000201...
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Page 29: Transportation And Storage
It is recommended to measure the insulation resistance of the electric machine upon arrival, or before installing the electric machine. Reference value of 150 MΩ shall be exceeded in room temperature, otherwise contact Danfoss representative. Refer to Chapter Insulation resistance test on page 33. - Page 30 Lifting slings cannot touch the electric machine during the lifting. Lifting lugs/eyes/points for lifting slings and lifting position of the electric machine Lifting eye type: ANSI B18.15.1M M10x16 is recommended in M10 bores. Not included in the delivery 30 | © Danfoss | July 2021 BC265857345808en-000201...
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Page 31: Storage
Rotate the shaft of the electric machine once a month. Keep the electric machine in its installation position while in storage. For example, vertically installed electric machines should be stored in vertical position. © Danfoss | July 2021 BC265857345808en-000201 | 31... -
Page 32: Installation
Only trained and qualified personnel familiar with the relevant safety requirements can work with the electric machine. Use correct personal protective equipment when you are near the electric machine. Read the instructions in this user guide before you install the electric machine. 32 | © Danfoss | July 2021 BC265857345808en-000201... -
Page 33: Required Tools
If the electric machine is in continuous use, it is recommended to do the insulation resistance test three or four times a year. The reference value of 150 MΩ must be exceeded in room temperature. Contact Danfoss representative if the reference value is not exceeded. Reference value of 150 MΩ should not be exceeded at reference ambient temperature 25°C (measured with 500 V... -
Page 34: Mounting The Electric Machine
Check preload from flywheel manufacturer. 2. Install flywheel housing adapter (4) to flywheel housing (1) with suitable screws (5) (not included in the delivery). Use strong threadlocker (for example Loctite 278, not included in delivery). 34 | © Danfoss | July 2021 BC265857345808en-000201... - Page 35 20. Connect the frame to flywheel housing adapter with M8x80 DIN 7991 screws (25), 10 pcs. Use strong threadlocker (for example, Loctite 278, not included in delivery). 21. Remove: 1. Assembly tool with the Enerpac cylinder. 2. Frame bracket with connection screws. 3. Frame assembly pins. © Danfoss | July 2021 BC265857345808en-000201 | 35...
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Page 36: Installation Procedure
Use strong threadlocker, for example Loctite 278. (Not included in the delivery) Connection interface screws are not included in the delivery. Brackets and installation tools not included in a standard delivery. 36 | © Danfoss | July 2021 BC265857345808en-000201... - Page 37 Frame of the electric machine Stator attachment screws Rotor attachment screws (Nord-Lock locking washers recommended) Rotor bracket Assembly tool Frame bracket Tool 30671, bearing installation tool Tool 30867, locknut installation tool Flywheel and rotor installation © Danfoss | July 2021 BC265857345808en-000201 | 37...
- Page 38 Rotor assembly tool assembly 1. Install the rotor bracket (7) on the rotor. Attach it with screws (9). 2. Install the rotor alignment pins (10) on the rotor if necessary. See Figure below. 38 | © Danfoss | July 2021 BC265857345808en-000201...
- Page 39 5. Lift the rotor next to the frame / stator connection interface (1) with the rotor connection interface (2). 6. Attach the assembly tool on the frame / stator connection interface with screws (21). © Danfoss | July 2021 BC265857345808en-000201 | 39...
- Page 40 10. Remove the rotor assembly tool (8) and the rotor bracket when most screws are in place. 11. Install the rest of the screws as the rotor bracket prevents some of them being installed. Rotor installation with rotor assembly tool M10X25 DIN 912 screws, 4 pcs 40 | © Danfoss | July 2021 BC265857345808en-000201...
- Page 41 Shaft 18364, optional Fastening bolts 15999 3. Install the frame bracket (17) on the frame of the electric machine. Fasten it with screws (18). 4. Install the o-ring (19). See Figure below. © Danfoss | July 2021 BC265857345808en-000201 | 41...
- Page 42 Lift the frame next to the rotor and put in the position shown in the figure below. Make sure that the frame assembly pins go into the correct holes of the frame. 42 | © Danfoss | July 2021 BC265857345808en-000201...
- Page 43 Do not put your fingers between the stator and rotor. Install the assembly tool on the frame / stator connection interface and fasten it with screws. See Figure below. © Danfoss | July 2021 BC265857345808en-000201 | 43...
- Page 44 3. Fasten the frame on the frame / stator connection interface with screws (20). 4. Remove the assembly tool and the frame bracket. Frame fastening M8 DIN 912 screw, 10 pcs (client determines the length) 44 | © Danfoss | July 2021 BC265857345808en-000201...
- Page 45 User Guide EM-PME375 Installation Assembled electric machine Bearing installation This procedure applies only if the electric machine has bearings. Assembled electric machine before bearing or resolver installation © Danfoss | July 2021 BC265857345808en-000201 | 45...
- Page 46 3. Install the locknut (1). Tighten it with the tool 30867. Tighten the axial bolts of the locknut according to the manufacturer Instructions. The locknut is of type Schaeffler AM-45. Resolver installation This procedure applies only if the electric machine has a resolver. Resolver installation 46 | © Danfoss | July 2021 BC265857345808en-000201...
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Page 47: Cooling Connections
1. Install the resolver adapter and rotor assembly (1) on the shaft. Note that the resolver stator (2) is installed by Danfoss. Make a heatshrink joint to fasten the adapter on the shaft: heat to temperature of 150°C and put heat resistant Loctite glue on the contact area. Push the adapter against the shoulder of the shaft. -
Page 48: Electrical Installation
Mating connectors of the high voltage cables are not part of a standard delivery. The order of the phases is marked on the power terminal with stickers. 48 | © Danfoss | July 2021 BC265857345808en-000201... - Page 49 1. Remove the power terminal shield. See the Figure below. 2. Install the high voltage cables. Refer to the instructions of the manufacturer of the mating connectors. 3. Install the power terminal shield back. Power terminal shield © Danfoss | July 2021 BC265857345808en-000201 | 49...
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Page 50: Connection Diagram
Connector type: TE 115645201 • Pin type of connector: TE 9642703 (gold plated) • Mating female connector type: TE 117036391 • Pin type for the mating connector: TE 12413813 (use gold plated pins) 50 | © Danfoss | July 2021 BC265857345808en-000201... - Page 51 Resolver, EXCN Temperature, PT100, windings Temperature, PT100, windings Temperature, PT100, windings Resolver, RES_COSP Resolver, RES_SINP Resolver, EXCP GND, Temperature, PT100, windings (corresponds to pin4 PT100) GND, Temperature, PT100, windings (corresponds to pin5 PT100) © Danfoss | July 2021 BC265857345808en-000201 | 51...
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Page 52: Grounding Connections
The grounding points on the frame of the electric machine are for safety grounding, and signal cables and power cable shields have their own grounding points. 52 | © Danfoss | July 2021 BC265857345808en-000201... - Page 53 The power cable shields are grounded (earthed) through the connection terminal and further to the electric machine enclosure. After the cable gland assembly and power cable installations, and any time when needed, make sure that the grounding (earthing) connections are correct. © Danfoss | July 2021 BC265857345808en-000201 | 53...
- Page 54 2. Connect the other terminal of the measurement device to the machine enclosure grounding point. 3. Measure the resistance between the cable shield and the enclosure grounding point. 54 | © Danfoss | July 2021 BC265857345808en-000201...
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Page 55: Operation
Use sufficient personal protective equipment when you are near the electric machine. Read the instructions in this user guide before you install the electric machine. © Danfoss | July 2021 BC265857345808en-000201 | 55... -
Page 56: Operation Conditions
Coolant liquid must be water- glycol mixture with maximum of 50 % glycol content. See Chapter Recommended coolants. If electric machine operation limits are exceeded, please contact Danfoss representative. Condition monitoring during operation Supervise the electric machine during operation to make sure that the electric machine operates correctly and has a designed lifetime. -
Page 57: Emergency Operation
(1/2) of the rated speed and maximum 20 % of the nominal torque may be used. In such case, the electric machine may be operated for maximum one hour. Repair the cooling system as soon as possible. For further information, contact Danfoss representative. The temperature measurement of the electric machine fails Contact Danfoss service. -
Page 58: Maintenance
Regular maintenance Inspect the electric machine at regular intervals. Use the Storage, installation and maintenance checklists on page 64. 58 | © Danfoss | July 2021 BC265857345808en-000201... -
Page 59: Cleaning
Maintenance schedule Object Check/Task Weekly Monthly Yearly General construction Operation Noise, vibration. If clearly increased, contact Danfoss. Mounting Bolt tightness. Tighten to proper value if necessary. Applies to bolts and screws that are discussed in this manual. See Chapter Tightening torques. -
Page 60: Dismounting
Make sure that the mating structure is not damaged. Do not pluck any bores or use at headed bolts or rods for pushing the electric machine out of the mating structure. See Chapter Mounting the electric machine on page 34. Dismount the electric machine in reverse order. 60 | © Danfoss | July 2021 BC265857345808en-000201... -
Page 61: Troubleshooting
Leakage in the cooling system. Check the cooling system circuit and connections. Rigid particles inside the electric Try pulsating coolant to open the channels. Contact Danfoss. machine cooling channel. Wrong electric machine parameters in Check and correct the machine parameters from the inverter. -
Page 62: Aftersales
The recommended service parts are listed in this Section. Quantity describes the number of components in a single electric machine. Maintenance procedures not described in this user guide require special tools and instructions. Contact Danfoss for more information and purchasing. Service parts... -
Page 63: Disposal
User Guide EM-PME375 Disposal Dispose of the electric machine and any of its parts by appropriate means in accordance with local laws and regulations. © Danfoss | July 2021 BC265857345808en-000201 | 63... -
Page 64: Storage, Installation And Maintenance Checklists
Electric machine enclosure grounding connected ☐ ☐ ☐ Low voltage cable shield grounding connected ☐ ☐ ☐ Power cable shield connection resistances to ground ☐ ☐ ☐ (electric machine enclosure) measured and valid 64 | © Danfoss | July 2021 BC265857345808en-000201... - Page 65 N.A = Procedure not applicable PASS = Procedure passed FAIL = Procedure failed Electric machine weekly maintenance checklist PASS FAIL General construction Noise or vibration during operation ☐ ☐ ☐ in general Cooling system © Danfoss | July 2021 BC265857345808en-000201 | 65...
- Page 66 ☐ connected parts Electrical system Weariness of the cables ☐ ☐ ☐ Cooling system Functioning of the cooling system in ☐ ☐ ☐ general Tightness of the ventilation plug ☐ ☐ ☐ 66 | © Danfoss | July 2021 BC265857345808en-000201...
- Page 67 Tightness of the tubing and connections (no leakages) ☐ ☐ ☐ Cleanliness of the ventilation plug ☐ ☐ ☐ Grounding Power cable shield connection resistances to ground ☐ ☐ ☐ (electric machine enclosure) checked © Danfoss | July 2021 BC265857345808en-000201 | 67...
- Page 68 • • Date: Signature: Electric machine storage checklist Date: Electric machine and customer information Customer: Electric machine type (from the rating plate): Customer reference: Electric machine serial number: Service reference: Date installed: 68 | © Danfoss | July 2021 BC265857345808en-000201...
- Page 69 Date Storage base as specified (vibration free) Storage temperature and humidity as specified Electric machine type and serial number is correct Electric machine supported correctly Shaft rotated as specified (10 rotations monthly) © Danfoss | July 2021 BC265857345808en-000201 | 69...
- Page 70 Phone: +86 21 2080 6201 Danfoss can accept no responsibility for possible errors in catalogues, brochures and other printed material. Danfoss reserves the right to alter its products without notice. This also applies to products already on order provided that such alterations can be made without subsequent changes being necessary in specifications already agreed.
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