Danfoss EM-PMI540B-T2000
Electric machine, permanent magnet internal
FEATURES
- Synchronous Reluctance assisted Permanent Magnet (SRPM) technology
- Extremely compact and robust aluminum frame structure
- Highest efficiency throughout the operation range on the market (~96%)
- Liquid-cooled with water-glycol mixture
- Low coolant flow required
- Allowed coolant temperature up to +65°C
- IP67 enclosure class to maximize reliability
- Multiple mounting possibilities
GENERATOR SPECIFIC FEATURES
- Standard SAE flange mounting to match the diesel engine connection
- Wide selection of speed ratings allowing the generator to be selected to customer specific applications with various voltage requirements
- Can be also used as starter motor for the ICE
MOTOR SPECIFIC FEATURES
- Extended speed and torque capabilities compared to standard PM motors from Danfoss reluctance assisted permanent magnet motor technology
- Motor structure is designed to be able to produce high starting torque: EM-PMI motor can produce instantly full torque to a non-rotating shaft
- Optimized speed range to meet the most common gear ratios used in heavy mobile machinery
GENERAL
The machine is developed especially for demanding applications. The design of these machines makes them smaller, lighter and more efficient than conventional products on the market.
TYPICAL APPLICATIONS
- Generator for diesel-electric/serial hybrid applications
- Traction/propulsion motor
- Generator/motor for parallel hybrid applications
SPECIFICATIONS
General electrical properties
| Property | Value |
|---|---|
| Nominal voltage (line-to-line) | 500 VAC |
| Voltage stress | IEC 60034-25:2009, Curve A: Without filters for motors up to 500 VAC |
| Nominal efficiency | 96% |
| Pole pair number | 8 |
| Power supply | Inverter fed |
| Nominal inverter switching frequency | 8 kHz |
| Minimal inverter switching frequency | 4 kHz (with 10% derated performance) |
| Maximum phase-to-phase peak-to-peak voltage without du/dt | 1.5 kV |
| Maximum voltage rise time without du/dt | 8 kV/μs |
Basic information
| Property | Value |
|---|---|
| Machine type | Synchronous reluctance assisted permanent magnet |
| Frame material | Frame including coolant circuit: Aluminum 6063, Endshields: AlSi7Mg |
| Mounting direction | Horizontal or vertical assembly (V1, D-end shaft down) (see user guide for details) |
| Mounting (IEC 60034-7) | See Table 5 |
| Standard flange D-end (SAE J617) | SAE 1½ mating transmission housing |
| Standard shaft spline D-end | DIN 5480 W55x2x26x8f |
| Bearing type | Standard: 6214/C3 (with LGHP2 grease) +BIN option: D-end: 6214/C3 (with LGHP2 grease), N-end: 6214/HC5C3 (with LGHP2 grease) +BIA option: 6214/HC5C3WT (with LGHP2 grease) |
| Standard rotation direction | Clockwise (both directions possible) |
| Protection class | IP67 |
| Duty type (IEC 60034-1) | S1/S9 |
| Machine coating | Coating is optional |
| Nominal altitude (IEC 60034-1) | Up to 4000 m (see Picture 1 for details) |
Mechanical
| Property | Value |
|---|---|
| Total weight | 547.6 kg (+/- 2%, no options) |
| Moment of inertia | 5.3 kgm² |
| Torsional stiffness of shaft drive end | 5*10^5 Nm/rad (from middle of the D-end spline to rotor air gap) |
| Rotating mass | 213 kg |
| Maximum static torque range on the shaft, max. 25000 cycles, R=0 (*) | 5700 Nm |
| Maximum dynamic torque range on the shaft, max. 1e6 cycles, R=0 (*) | 4000 Nm |
| Maximum allowed vibratory torque range, 1e9...1e10 cycles (*) | 0.3 x nominal torque of machine |
| Maximum deceleration (fault stop) | 825 rad/s² |
(*) The values are based on structural analysis, and they are not applicable to any marine class rules or requirements.
DIMENSIONS
| Property | Value |
|---|---|
| Length (frame) | 614 mm |
| Diameter (frame) | 600 mm |
COOLING
| Property | Value |
|---|---|
| Cooling liquid | Plain water with appropriate corrosive inhibitor (max. 50% corrosive inhibitor) |
| Cooling liquid corrosive inhibitor type | Ethylene glycol (Glysantin G48 recommended) |
| Cooling method (IEC 60034-6) | IC 71 W |
| Minimum cooling liquid flow | 20 l/min |
| Coolant circuit capacity | 3.41 |
| Maximum operating pressure | 2 bar |
| Pressure loss | 0.5 bar with 20 l/min (+25°C coolant) (see Picture 2 for details) |
| Nominal cooling liquid temperature | +65°C (derating required if exceeded) |
| Minimum cooling liquid temperature | -20°C |
| Maximum cooling liquid temperature | +70°C |
TEMPERATURE RATING
| Property | Value |
|---|---|
| Insulation class (IEC 60034-1) | H (+180°C) |
| Temperature rise (IEC 60034-1) | +85°C |
| Maximum winding temperature | +150°C |
| Nominal ambient temperature | +65°C |
| Min. ambient temperature | -40°C |
VIBRATION & SHOCK TOLERANCE
| Property | Value |
|---|---|
| Mechanical vibration | 3.19 GRMS ISO 16750-3:2023 Test XVI - Hybrid-electric/fully electric commercial vehicle, sprung mass (vehicle body), large and heavy DUT Note: Flange mounting tested with two axes (radial and axial) |
| Mechanical shock | 50 G ISO 16750-3:2023 4.2.2 Test for devices on rigid points on the body and on the frame Note: Flange mounting tested with two axes (radial and axial) |
CONNECTIONS
| Property | Value |
|---|---|
| Coolant connection | 2 x G3/4 bore (see dimension drawing for details) |
| Cable direction | Cable direction fixed upwards |
| HV cables | 2 x 3 x 95 mm² max. |
| HV cable glands | Pflitsch blueglobe TRI bg 232ms tri |
| HV cable recommended type | HUBER+SUHNER Radox Elastomer S, screened, single core, automotive cable (FHLR4GC13X) www.hubersuhner.com |
| HV cable lug size | 35-8, 50-8, 70-8, 95-8 |
| Recommended cable lug | 35 mm²: Druseidt with narrow flange 03901 50 mm²: Druseidt with narrow flange 03903 70 mm²: Druseidt with narrow flange 03906 95 mm²: Druseidt with narrow flange 03910 www.druseidt.de |
HV CONNECTION BOXES
| Property | Value |
|---|---|
| LV connector | 47 pin DEUTSCH HD34-24-47PE for resolver and temperature measurement https://www.te.com |
| LV connector type | DEUTSCH HD34-24-47PE |
| LV connector pin type | Gold plated |
| LV mating connector type | DEUTSCH HD36-24-47SE or DEUTSCH HD36-24-47SE-059 (**) |
| LV mating connector pin type | DEUTSCH 0462-201-1631 DEUTSCH 0462-005-2031 |
| LV connector pin configuration | Plug: DEUTSCH 0413-204-2005 (size 20) Plug: DEUTSCH 0413-003-1605 (size 16) See Table 1 |
| Angle/Speed sensor | Type: Externally excited SIN/COS resolver Pole pair number 8 Input 7 V Frequency 10 kHz Output 2 V +/- 0.2 V Input impedance 80 +/- 16 Ohm Output impedance 380 +/- 76 Ohm |
| Anti-condensation heater (+HEAT1 option) | 130 W 230 VAC Single-phase heater resistors |
| Heater connector (+HEAT1 option) | Hummel art no. 7651 0 51 01 D (combination of housing 7651 0 00 00 0, insert 7084 9 51101/7084 9 51 12 1, crimp pins 7010 9 42 01 1) https://www.hummel.com |
| Heater mating connector | Hummel art no. 7550 6 51 02 D (combination of housing 7550 6 00 00 0, insert 7084 9 51102/7084 9 51 12 2, crimp socket 7010 9 42 00 2) |
| Heater connector pin type | Hummel art. no. 7010 9 42 01 1 |
| Heater connector pin configuration | See Table 3 |
| Bearing temp. measurement connector type | D-end: 4-pin M12 A coded male N-end: DEUTSCH HD34-24-47PE |
| Bearing temp. measurement mating type | D-end: 4-pin M12 A coded female N-end: DEUTSCH HD36-24-47SE or DEUTSCH HD36-24-47SE-059 |
| Bearing temp. measurement connector pin configuration | See Table 1 and Table 4 |
(**) Connector IP-rating of IP67 is reached only when connector mating part is installed and all unused pin holes are plugged in the connector mating part with the following plugs, depending on the hole size: DEUTSCH 0413-003-1605 (size 16) or DEUTSCH 0413-204-2005 (size 20). For further information, contact the connector manufacturer TE connectivity directly.
MOTORS
The maximum allowed peak torque duration at stator winding starting temperature +90°C is 6.5 minutes. The given values indicate typical duration and are not verified. In case more accurate values are required, cyclic dimensions are needed.
| Type | Coolant temperature +40°C Cont. Torque [Nm] | Coolant temperature +40°C Cont. Power [kW] | Coolant temperature +40°C Nom. Current [A] | Coolant temperature +40°C Cont. Torque [Nm] | Coolant temperature +40°C Cont. Power [kW] | Coolant temperature +40°C Nom. Current [A] | Coolant temperature +40 / +65°C Nom. speed [rpm] | Coolant temperature +40 / +65°C Max. speed [rpm] | Coolant temperature +40 / +65°C Peak torque DUAL (b [Nm] |
|---|---|---|---|---|---|---|---|---|---|
| EM-PM1540B-T2000-700 | 2462 | 180 | 242 | 2716 | 199 | 267 | 700 | 1400 | 3700 |
| EM-PM1540B-T2000-1000 | 2390 | 250 | 321 | 2570 | 269 | 344 | 1000 | 2000 | 3650 |
| EM-PM1540B-T2000-1300 | 2303 | 313 | 413 | 2386 | 325 | 431 | 1300 | 2600 | 3650 |
| EM-PM1540B-T2000-1700 | 2009 | 358 | 485 | 2276 | 405 | 543 | 1700 | 3400 | 2750 |
| EM-PM1540B-T2000-2100 | 1919 | 422 | 569 | 2153 | 473 | 633 | 2100 | 4000 (a | 2300 |
(a Mechanical maximum speed
(b Peak torque achieved with two 350A inverters
GENERATORS
| Type | Coolant temperature +65°C Apparent power [kVA] | Coolant temperature +65°C Cont. power [kW] | Coolant temperature +65°C Nom. Current [A] | Coolant temperature +65°C Power factor | Coolant temperature +40°C Apparent power [kVA] | Coolant temperature +40°C Cont. Power [kW] | Coolant temperature +40°C Nom. Current [A] | Coolant temperature +40°C Power factor | Coolant temperature +40 / +65°C Nom. speed [rpm] | Coolant temperature +40 / +65°C Nom. Freq. ratio [Hz/VAC/rpm] (c | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| EM-PM1540B-T2000-700 | 211 | 201 | 241 | 0.95 | 233 | 221 | 266 | 0.95 | 800 | 107 | 0.714 |
| EM-PM1540B-T2000-1000 | 279 | 269 | 320 | 0.97 | 297 | 285 | 342 | 0.96 | 1100 | 147 | 0.492 |
| EM-PM1540B-T2000-1300 | 355 | 331 | 410 | 0.93 | 372 | 347 | 428 | 0.93 | 1400 | 186 | 0.363 |
| EM-PM1540B-T2000-1700 | 436 | 413 | 506 | 0.95 | 466 | 440 | 538 | 0.94 | 1900 | 253 | 0.272 |
| EM-PM1540B-T2000-2100 | 482 | 454 | 562 | 0.94 | 534 | 510 | 621 | 0.95 | 2300 | 307 | 0.227 |
(c Back EMF for cold (+20°C) generator
PRODUCT CODE AND OPTIONS
Use product code including all needed options for ordering. Standard options are not given with the code as they are selected by default if a non-standard option is not selected. Standard options are indicated by a star (*).
| Product code | Description |
|---|---|
| EM-PM1540B-T2000-1700-DUAL | Standard 1700 rpm unit with standard options |
| EM-PM1540B-T2000-1700-DUAL+BIN | Standard unit with insulated bearing in N-end |
OPTION LIST
| Variant | Code | Description | Additional information |
|---|---|---|---|
| High voltage connections | -DUAL | Two galvanically isolated three-phase systems | 1 x M32 cable gland per phase, total of 6 pcs M32 cable glands |
| Connection extension | +CE1 (*** | None Double-phase connections | 1 x M32 cable gland per phase Extended connection boxes with 2 x M32 cable glands per phase |
| Low voltage connections (signal and auxiliaries) | +LVB1 | Low voltage connections done with connector | See Connections - section of the data sheet |
| N-end attachment | * | None +NE4 | Low voltage connections done with connection box and terminal strip D-end: LV connection box with 1 x M16 cable gland + terminal strips N-end: LV connection box with 1 x M25, 2 x M16 and 1 x M12 cable glands + terminal strips (see user guide for pinout) |
| Male shaft, no flange | DIN 5480 W55x2x26x8f | ||
| Foot mounting | +FM1 | Foot | Foot mounting, shaft height 315 mm |
| Bearing insulation | * +BIN +BIA | None Non-insulated bearings Insulated bearing in N-end Insulated bearing in both ends | Non-insulated bearings Insulated bearing in N-end Insulated bearing in both ends |
| Shaft grounding | +SG1 | None D-end shaft grounding | Inbuilt grounding ring |
| Rotation sensor | +RES1 | Resolver | No resolver Inbuilt non-contacting resolver, 8-pole pair |
| Winding temperature sensors | +TEMP5 | Temperature surveillance Redundant temperature surveillance | 6 x PT100 (two-wire) in windings 12 x PT100 (two-wire) in windings |
| Bearing temperature sensors | +BTMP1 | PT100 in bearings | Plugin connector |
| Anti-condensation heaters | +HEAT1 | None One anti-condensation heater | 230 VAC/130 W (see user guide for more information) |
| Machine coating | +C5 | High corrosion category | Dark grey RAL7024 Type of coating: Epoxy Minimum number of coats (MNOC): 2 Minimum nominal dry film thickness: 240 µm |
(* Standard option
(*** Option not currently launched. Available on request.
GRAPHICAL DATA
Picture 1 Allowed altitudes vs phase cable length
This graph shows the relationship between altitude and phase cable length for allowed operation.
Picture 2 Pressure loss vs coolant flow
This graph illustrates the pressure loss in the cooling system relative to the coolant flow rate.
