Description
Standard | IEC 60034-1 |
---|---|
Frequency | 50 Hz |
Voltage | 380-400-415/660-690//460 V |
Number of poles | 2 |
Degree of Protection | IP55 |
Synchronous speed | 3000 rpm |
Output rating | 55 kW |
Mounting | B3T |
Flange | Without |
Terminal box¹ | Top |
Enclosure | IC411 - TEFC |
Electric Motors
Frame | 250S/M |
---|---|
Output | 55 kW (75 HP) |
Number of Poles | 2 |
Frequency | 50 Hz |
Rated speed | 2950 rpm |
Slip | 1.67 % |
Rated voltage | 380/660 V |
Rated current | 99.3/57.2 A |
L. R. Amperes | 695/400 A |
LRC | 7.0 |
No load current | 24.6/14.2 A |
Rated torque | 131 ft.lb |
Locked rotor torque | 229 % |
Breakdown torque | 260 % |
Locked rotor time | 25s (cold) 14s (hot) |
Moment of inertia (J) | 8.86 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 | 75.0 dB(A) |
Approx. weight³ | 1107 lb |
Efficiency
50% | 92.8 |
---|---|
75% | 93.4 |
100% | 93.5 |
Power factor
50% | 0.83 |
---|---|
75% | 0.88 |
100% | 0.90 |
Electric Motors
Frame | 250S/M |
---|---|
Output | 55 kW (75 HP) |
Number of Poles | 2 |
Frequency | 50 Hz |
Rated speed | 2960 rpm |
Slip | 1.33 % |
Rated voltage | 400/690 V |
Rated current | 95.0/55.1 A |
L. R. Amperes | 722/419 A |
LRC | 7.6 |
No load current | 26.7/15.5 A |
Rated torque | 131 ft.lb |
Locked rotor torque | 250 % |
Breakdown torque | 300 % |
Locked rotor time | 25s (cold) 14s (hot) |
Moment of inertia (J) | 8.86 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 | 75.0 dB(A) |
Approx. weight³ | 1107 lb |
Efficiency
50% | 92.8 |
---|---|
75% | 93.5 |
100% | 93.9 |
Power factor
50% | 0.79 |
---|---|
75% | 0.86 |
100% | 0.89 |
Electric Motors
Frame | 250S/M |
---|---|
Output | 55 kW (75 HP) |
Number of Poles | 2 |
Frequency | 50 Hz |
Rated speed | 2960 rpm |
Slip | 1.33 % |
Rated voltage | 415 V |
Rated current | 92.5 A |
L. R. Amperes | 758 A |
LRC | 8.2 |
No load current | 28.6 A |
Rated torque | 131 ft.lb |
Locked rotor torque | 270 % |
Breakdown torque | 320 % |
Locked rotor time | 25s (cold) 14s (hot) |
Moment of inertia (J) | 8.86 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 | 75.0 dB(A) |
Approx. weight³ | 1107 lb |
Efficiency
50% | 92.8 |
---|---|
75% | 93.5 |
100% | 94.0 |
Power factor
50% | 0.75 |
---|---|
75% | 0.84 |
100% | 0.88 |
Electric Motors
Frame | 250S/M |
---|---|
Output | 55 kW (75 HP) |
Number of Poles | 2 |
Frequency | 60 Hz |
Rated speed | 3565 rpm |
Slip | 0.97 % |
Rated voltage | 460 V |
Rated current | 83.9 A |
L. R. Amperes | 713 A |
LRC | 8.5 |
No load current | 25.1 A |
Rated torque | 109 ft.lb |
Locked rotor torque | 300 % |
Breakdown torque | 330 % |
Locked rotor time | 25s (cold) 14s (hot) |
Moment of inertia (J) | 8.86 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 | 80.0 dB(A) |
Approx. weight³ | 1107 lb |
Efficiency
50% | 92.8 |
---|---|
75% | 93.4 |
100% | 93.5 |
Power factor
50% | 0.76 |
---|---|
75% | 0.86 |
100% | 0.88 |
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 |