Description
With cast iron frame, flexible mounting, solid and whole feet, and lower noise levels and operating temperatures, the W22 motors are perfectly suitable for a great variety of industrial applications.
| Standard | NEMA MG-1 |
|---|---|
| Frequency | 60//50 Hz |
| Voltage | 230/460//380 V |
| Number of poles | 4 |
| Degree of Protection | IP55 |
| Synchronous speed | 1800 rpm |
| Output rating | 25 HP |
| Mounting | F-3 |
| Flange | Without |
| Terminal box¹ | Top |
| Enclosure | IC411 - TEFC |
Specifications
230/460 V 60 Hz 4P 380 V 50 Hz 4P IE3 400 V 50 Hz 4P IE3 415 V 50 Hz 4P IE3 380 V 50 Hz 4P IE2 400 V 50 Hz 4P IE2 415 V 50 Hz 4P IE2Electric Motors
| Frame | 284T |
|---|---|
| Output | 25 HP (18.5 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1765 rpm |
| Slip | 1.94 % |
| Rated voltage | 230/460 V |
| Rated current | 59.0/29.5 A |
| L. R. Amperes | 366/183 A |
| LRC | 6.2x(Code G) |
| No load current | 21.0/10.5 A |
| Rated torque | 74.4 ft.lb |
| Locked rotor torque | 240 % |
| Breakdown torque | 270 % |
| Locked rotor time | 43s (cold) 24s (hot) |
| Moment of inertia (J) | 5.11 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.25 |
| Temperature rise | 80 K |
| Duty Cycle | Cont.(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 | F-3 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 63.0 dB(A) |
| Approx. weight³ | 386 lb |
Efficiency
| 50% | 92.4 |
|---|---|
| 75% | 93.0 |
| 100% | 93.6 |
Power factor
| 50% | 0.70 |
|---|---|
| 75% | 0.80 |
| 100% | 0.84 |
Electric Motors
| Frame | 284T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1465 rpm |
| Slip | 2.33 % |
| Rated voltage | 380 V |
| Rated current | 29.1 A |
| L. R. Amperes | 175 A |
| LRC | 6.0x(Code G) |
| No load current | 10.4 A |
| Rated torque | 71.7 ft.lb |
| Locked rotor torque | 229 % |
| Breakdown torque | 260 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 5.11 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | Cont.(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 | F-3 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 61.0 dB(A) |
| Approx. weight³ | 386 lb |
Efficiency
| 50% | 91.3 |
|---|---|
| 75% | 92.1 |
| 100% | 92.1 |
Power factor
| 50% | 0.69 |
|---|---|
| 75% | 0.80 |
| 100% | 0.85 |
Electric Motors
| Frame | 284T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1470 rpm |
| Slip | 2.00 % |
| Rated voltage | 400 V |
| Rated current | 28.2 A |
| L. R. Amperes | 189 A |
| LRC | 6.7x(Code H) |
| No load current | 11.1 A |
| Rated torque | 71.4 ft.lb |
| Locked rotor torque | 260 % |
| Breakdown torque | 300 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 5.11 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | Cont.(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 | F-3 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 61.0 dB(A) |
| Approx. weight³ | 386 lb |
Efficiency
| 50% | 91.3 |
|---|---|
| 75% | 92.5 |
| 100% | 92.6 |
Power factor
| 50% | 0.65 |
|---|---|
| 75% | 0.78 |
| 100% | 0.83 |
Electric Motors
| Frame | 284T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1470 rpm |
| Slip | 2.00 % |
| Rated voltage | 415 V |
| Rated current | 27.5 A |
| L. R. Amperes | 198 A |
| LRC | 7.2x(Code J) |
| No load current | 11.6 A |
| Rated torque | 71.4 ft.lb |
| Locked rotor torque | 290 % |
| Breakdown torque | 330 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 5.11 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | Cont.(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 | F-3 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 61.0 dB(A) |
| Approx. weight³ | 386 lb |
Efficiency
| 50% | 91.2 |
|---|---|
| 75% | 92.5 |
| 100% | 92.7 |
Power factor
| 50% | 0.62 |
|---|---|
| 75% | 0.75 |
| 100% | 0.82 |
Electric Motors
| Frame | 284T |
|---|---|
| Output | 25 HP (18.5 kW) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1445 rpm |
| Slip | 3.67 % |
| Rated voltage | 380 V |
| Rated current | 35.6 A |
| L. R. Amperes | 174 A |
| LRC | 4.9x(Code E) |
| No load current | 10.4 A |
| Rated torque | 90.9 ft.lb |
| Locked rotor torque | 180 % |
| Breakdown torque | 210 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 5.11 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 105 K |
| Duty Cycle | Cont.(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 | F-3 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 61.0 dB(A) |
| Approx. weight³ | 386 lb |
Efficiency
| 50% | 92.4 |
|---|---|
| 75% | 91.7 |
| 100% | 91.7 |
Power factor
| 50% | 0.76 |
|---|---|
| 75% | 0.84 |
| 100% | 0.86 |
Electric Motors
| Frame | 284T |
|---|---|
| Output | 25 HP (18.5 kW) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1455 rpm |
| Slip | 3.00 % |
| Rated voltage | 400 V |
| Rated current | 34.0 A |
| L. R. Amperes | 187 A |
| LRC | 5.5x(Code F) |
| No load current | 11.1 A |
| Rated torque | 90.2 ft.lb |
| Locked rotor torque | 210 % |
| Breakdown torque | 240 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 5.11 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 105 K |
| Duty Cycle | Cont.(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 | F-3 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 61.0 dB(A) |
| Approx. weight³ | 386 lb |
Efficiency
| 50% | 92.4 |
|---|---|
| 75% | 92.4 |
| 100% | 92.4 |
Power factor
| 50% | 0.73 |
|---|---|
| 75% | 0.82 |
| 100% | 0.85 |
Electric Motors
| Frame | 284T |
|---|---|
| Output | 25 HP (18.5 kW) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1460 rpm |
| Slip | 2.67 % |
| Rated voltage | 415 V |
| Rated current | 33.2 A |
| L. R. Amperes | 196 A |
| LRC | 5.9x(Code G) |
| No load current | 11.6 A |
| Rated torque | 89.9 ft.lb |
| Locked rotor torque | 229 % |
| Breakdown torque | 260 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 5.11 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.00 |
| Temperature rise | 80 K |
| Duty Cycle | Cont.(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 | F-3 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 61.0 dB(A) |
| Approx. weight³ | 386 lb |
Efficiency
| 50% | 92.4 |
|---|---|
| 75% | 92.4 |
| 100% | 92.4 |
Power factor
| 50% | 0.70 |
|---|---|
| 75% | 0.80 |
| 100% | 0.84 |
Features
| Frame Material | Cast Iron |
|---|---|
| Impregnation Method | Dip and Bake Polyester |
| Regreasing System | At Drive end and Non-drive end |
| Main terminal box hole | NPT 1 1/2" |
| Terminal Block | Without |
| Shaft Locking Device | Without |
| Drain | Rubber, automatic |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | RAL 5009 203A (ISO 12944 - C2) |
| Grounding Lugs | Single |
| Fan Cover material | Cast Iron |
| Tropicalized Painting | Without |
| Fan material | Plastic |
| Bearing cap | Yes- Bearing Cap |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 12 |
