Description
| Standard | IEC 60034-1 |
|---|---|
| Frequency | 50 Hz |
| Voltage | 380-400-415/660-690//460 V |
| Number of poles | 6 |
| Degree of Protection | IP55 |
| Synchronous speed | 1000 rpm |
| Output rating | 37 kW |
| Mounting | B3T |
| Flange | Without |
| Terminal box¹ | Top |
| Enclosure | IC411 - TEFC |
Electric Motors
| Frame | 250S/M |
|---|---|
| Output | 37 kW (50 HP) |
| Number of Poles | 6 |
| Frequency | 50 Hz |
| Rated speed | 985 rpm |
| Slip | 1.50 % |
| Rated voltage | 380/660 V |
| Rated current | 72.6/41.8 A |
| L. R. Amperes | 450/259 A |
| LRC | 6.2 |
| No load current | 27.0/15.5 A |
| Rated torque | 265 ft.lb |
| Locked rotor torque | 210 % |
| Breakdown torque | 250 % |
| Locked rotor time | 28s (cold) 16s (hot) |
| Moment of inertia (J) | 26.2 sq.ft.lb |
| Design | N |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | S1 |
| Starting Method | Direct On Line |
| Ambient temperature | -20°C to +40°C |
| Altitude | 1000 m.a.s.l. |
| Degree of Protection | IP55 |
| Enclosure | IC411 - TEFC |
| Mounting | B3T |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 64.0 dB(A) |
| Approx. weight³ | 966 lb |
Efficiency
| 50% | 92.2 |
|---|---|
| 75% | 92.2 |
| 100% | 92.2 |
Power factor
| 50% | 0.72 |
|---|---|
| 75% | 0.81 |
| 100% | 0.84 |
Electric Motors
| Frame | 250S/M |
|---|---|
| Output | 37 kW (50 HP) |
| Number of Poles | 6 |
| Frequency | 50 Hz |
| Rated speed | 987 rpm |
| Slip | 1.30 % |
| Rated voltage | 400/690 V |
| Rated current | 69.8/40.5 A |
| L. R. Amperes | 468/271 A |
| LRC | 6.7 |
| No load current | 30.0/17.4 A |
| Rated torque | 264 ft.lb |
| Locked rotor torque | 240 % |
| Breakdown torque | 280 % |
| Locked rotor time | 28s (cold) 16s (hot) |
| Moment of inertia (J) | 26.2 sq.ft.lb |
| Design | N |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | S1 |
| Starting Method | Direct On Line |
| Ambient temperature | -20°C to +40°C |
| Altitude | 1000 m.a.s.l. |
| Degree of Protection | IP55 |
| Enclosure | IC411 - TEFC |
| Mounting | B3T |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 64.0 dB(A) |
| Approx. weight³ | 966 lb |
Efficiency
| 50% | 92.2 |
|---|---|
| 75% | 92.2 |
| 100% | 92.2 |
Power factor
| 50% | 0.68 |
|---|---|
| 75% | 0.78 |
| 100% | 0.83 |
Electric Motors
| Frame | 250S/M |
|---|---|
| Output | 37 kW (50 HP) |
| Number of Poles | 6 |
| Frequency | 50 Hz |
| Rated speed | 988 rpm |
| Slip | 1.20 % |
| Rated voltage | 415 V |
| Rated current | 68.9 A |
| L. R. Amperes | 496 A |
| LRC | 7.2 |
| No load current | 34.0 A |
| Rated torque | 264 ft.lb |
| Locked rotor torque | 290 % |
| Breakdown torque | 300 % |
| Locked rotor time | 28s (cold) 16s (hot) |
| Moment of inertia (J) | 26.2 sq.ft.lb |
| Design | N |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | S1 |
| Starting Method | Direct On Line |
| Ambient temperature | -20°C to +40°C |
| Altitude | 1000 m.a.s.l. |
| Degree of Protection | IP55 |
| Enclosure | IC411 - TEFC |
| Mounting | B3T |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 64.0 dB(A) |
| Approx. weight³ | 966 lb |
Efficiency
| 50% | 92.1 |
|---|---|
| 75% | 92.2 |
| 100% | 92.2 |
Power factor
| 50% | 0.65 |
|---|---|
| 75% | 0.76 |
| 100% | 0.81 |
Electric Motors
| Frame | 250S/M |
|---|---|
| Output | 37 kW (50 HP) |
| Number of Poles | 6 |
| Frequency | 60 Hz |
| Rated speed | 1189 rpm |
| Slip | 0.92 % |
| Rated voltage | 460 V |
| Rated current | 60.9 A |
| L. R. Amperes | 487 A |
| LRC | 8.0 |
| No load current | 27.0 A |
| Rated torque | 219 ft.lb |
| Locked rotor torque | 280 % |
| Breakdown torque | 310 % |
| Locked rotor time | 28s (cold) 16s (hot) |
| Moment of inertia (J) | 26.2 sq.ft.lb |
| Design | N |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | S1 |
| Starting Method | Direct On Line |
| Ambient temperature | -20°C to +40°C |
| Altitude | 1000 m.a.s.l. |
| Degree of Protection | IP55 |
| Enclosure | IC411 - TEFC |
| Mounting | B3T |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 68.0 dB(A) |
| Approx. weight³ | 966 lb |
Efficiency
| 50% | 92.4 |
|---|---|
| 75% | 93.0 |
| 100% | 93.0 |
Power factor
| 50% | 0.66 |
|---|---|
| 75% | 0.77 |
| 100% | 0.82 |
Features
| Frame Material | Cast Iron |
|---|---|
| Impregnation Method | Constant Resin Flow |
| Regreasing System | At Drive end and Non-drive end |
| Main terminal box hole | 2xM63x1,5 |
| Terminal Block | BMC - 6 pins |
| Shaft Locking Device | Without |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | RAL 5009 203A (ISO 12944 - C2) |
| Grounding Lugs | Double |
| Fan Cover material | Cast Iron |
| Tropicalized Painting | Without |
| Fan material | Plastic |
| Bearing cap | Yes- Bearing Cap |
| Winding thermal protection | Thermistor - 2 wires 1 per phase 155°C |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 6 |
