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 | 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 | 6 |
| Frequency | 50 Hz |
| Rated speed | 993 rpm |
| Slip | 0.70 % |
| Rated voltage | 380/660 V |
| Rated current | 486/280 A |
| L. R. Amperes | 2916/1679 A |
| LRC | 6.0 |
| No load current | 190/109 A |
| Rated torque | 1770 ft.lb |
| Locked rotor torque | 180 % |
| Breakdown torque | 200 % |
| Locked rotor time | 97s (cold) 54s (hot) |
| Moment of inertia (J) | 330 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 | 73.0 dB(A) |
| Approx. weight³ | 3946 lb |
Efficiency
| 50% | 95.3 |
|---|---|
| 75% | 95.5 |
| 100% | 95.4 |
Power factor
| 50% | 0.70 |
|---|---|
| 75% | 0.79 |
| 100% | 0.82 |
Electric Motors
| Frame | 355M/L |
|---|---|
| Output | 250 kW (340 HP) |
| Number of Poles | 6 |
| Frequency | 50 Hz |
| Rated speed | 993 rpm |
| Slip | 0.70 % |
| Rated voltage | 400/690 V |
| Rated current | 472/274 A |
| L. R. Amperes | 2974/1724 A |
| LRC | 6.3 |
| No load current | 205/119 A |
| Rated torque | 1770 ft.lb |
| Locked rotor torque | 200 % |
| Breakdown torque | 229 % |
| Locked rotor time | 86s (cold) 48s (hot) |
| Moment of inertia (J) | 330 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 | 73.0 dB(A) |
| Approx. weight³ | 3946 lb |
Efficiency
| 50% | 95.0 |
|---|---|
| 75% | 95.5 |
| 100% | 95.5 |
Power factor
| 50% | 0.66 |
|---|---|
| 75% | 0.76 |
| 100% | 0.80 |
Electric Motors
| Frame | 355M/L |
|---|---|
| Output | 250 kW (340 HP) |
| Number of Poles | 6 |
| Frequency | 50 Hz |
| Rated speed | 994 rpm |
| Slip | 0.60 % |
| Rated voltage | 415 V |
| Rated current | 461 A |
| L. R. Amperes | 3043 A |
| LRC | 6.6 |
| No load current | 220 A |
| Rated torque | 1770 ft.lb |
| Locked rotor torque | 220 % |
| Breakdown torque | 260 % |
| Locked rotor time | 79s (cold) 44s (hot) |
| Moment of inertia (J) | 330 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 | 73.0 dB(A) |
| Approx. weight³ | 3946 lb |
Efficiency
| 50% | 94.8 |
|---|---|
| 75% | 95.4 |
| 100% | 95.5 |
Power factor
| 50% | 0.62 |
|---|---|
| 75% | 0.73 |
| 100% | 0.79 |
Electric Motors
| Frame | 355M/L |
|---|---|
| Output | 250 kW (340 HP) |
| Number of Poles | 6 |
| Frequency | 60 Hz |
| Rated speed | 1194 rpm |
| Slip | 0.50 % |
| Rated voltage | 460 V |
| Rated current | 416 A |
| L. R. Amperes | 2912 A |
| LRC | 7.0 |
| No load current | 196 A |
| Rated torque | 1480 ft.lb |
| Locked rotor torque | 220 % |
| Breakdown torque | 260 % |
| Locked rotor time | 102s (cold) 57s (hot) |
| Moment of inertia (J) | 330 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 | 77.0 dB(A) |
| Approx. weight³ | 3946 lb |
Efficiency
| 50% | 94.5 |
|---|---|
| 75% | 95.4 |
| 100% | 95.4 |
Power factor
| 50% | 0.63 |
|---|---|
| 75% | 0.74 |
| 100% | 0.79 |
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 |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 6 |
