Description
| Standard | IEC 60034-1 |
|---|---|
| Frequency | 50 Hz |
| Voltage | 380-400-415/660-690//460 V |
| Number of poles | 4 |
| Degree of Protection | IP55 |
| Synchronous speed | 1500 rpm |
| Output rating | 250 kW |
| Mounting | B3T |
| Flange | Without |
| Terminal box¹ | Top |
| Enclosure | IC411 - TEFC |
Electric Motors
| Frame | 355M/L |
|---|---|
| Output | 250 kW (340 HP) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1489 rpm |
| Slip | 0.73 % |
| Rated voltage | 380/660 V |
| Rated current | 462/266 A |
| L. R. Amperes | 2541/1463 A |
| LRC | 5.5 |
| No load current | 130/74.8 A |
| Rated torque | 1180 ft.lb |
| Locked rotor torque | 180 % |
| Breakdown torque | 210 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 171 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 | 76.0 dB(A) |
| Approx. weight³ | 3532 lb |
Efficiency
| 50% | 95.6 |
|---|---|
| 75% | 95.7 |
| 100% | 95.7 |
Power factor
| 50% | 0.77 |
|---|---|
| 75% | 0.84 |
| 100% | 0.86 |
Electric Motors
| Frame | 355M/L |
|---|---|
| Output | 250 kW (340 HP) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1490 rpm |
| Slip | 0.67 % |
| Rated voltage | 400/690 V |
| Rated current | 443/257 A |
| L. R. Amperes | 2658/1541 A |
| LRC | 6.0 |
| No load current | 140/81.2 A |
| Rated torque | 1180 ft.lb |
| Locked rotor torque | 220 % |
| Breakdown torque | 240 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 171 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 | 76.0 dB(A) |
| Approx. weight³ | 3532 lb |
Efficiency
| 50% | 95.4 |
|---|---|
| 75% | 95.8 |
| 100% | 95.8 |
Power factor
| 50% | 0.73 |
|---|---|
| 75% | 0.82 |
| 100% | 0.85 |
Electric Motors
| Frame | 355M/L |
|---|---|
| Output | 250 kW (340 HP) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1491 rpm |
| Slip | 0.60 % |
| Rated voltage | 415 V |
| Rated current | 432 A |
| L. R. Amperes | 2808 A |
| LRC | 6.5 |
| No load current | 152 A |
| Rated torque | 1180 ft.lb |
| Locked rotor torque | 229 % |
| Breakdown torque | 250 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 171 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 | 76.0 dB(A) |
| Approx. weight³ | 3532 lb |
Efficiency
| 50% | 94.2 |
|---|---|
| 75% | 95.7 |
| 100% | 95.8 |
Power factor
| 50% | 0.70 |
|---|---|
| 75% | 0.80 |
| 100% | 0.84 |
Electric Motors
| Frame | 355M/L |
|---|---|
| Output | 250 kW (340 HP) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1792 rpm |
| Slip | 0.44 % |
| Rated voltage | 460 V |
| Rated current | 385 A |
| L. R. Amperes | 2695 A |
| LRC | 7.0 |
| No load current | 130 A |
| Rated torque | 983 ft.lb |
| Locked rotor torque | 240 % |
| Breakdown torque | 270 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 171 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 | 81.0 dB(A) |
| Approx. weight³ | 3532 lb |
Efficiency
| 50% | 95.0 |
|---|---|
| 75% | 95.4 |
| 100% | 95.8 |
Power factor
| 50% | 0.70 |
|---|---|
| 75% | 0.81 |
| 100% | 0.85 |
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 |
| Drain | Rubber, automatic |
| Shaft Material | SAE 4140 Carbon Steel |
| Painting | RAL 5009 205P (ISO 12944 - C3) |
| Grounding Lugs | Double |
| Fan Cover material | Cast Iron |
| Tropicalized Painting | Without |
| Fan material | Aluminum |
| Bearing cap | Yes- Bearing Cap |
| Winding thermal protection | Thermistor - 2 wires 1 per phase 140°C Thermistor - 2 wires 1 per phase 155°C |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 6 |
