Description
With cast iron frame, flexible mounting, solid feet, and lower noise levels and operating temperatures, the W22 motors are perfectly suitable for a great variety of industrial applications. Carry CSA Certified for Division 2 on the Nameplate as standard.
| Standard | NEMA MG-1 |
|---|---|
| Frequency | 60//50 Hz |
| Voltage | 208-230/460//380 V |
| Number of poles | 2 |
| Degree of Protection | IP55 |
| Synchronous speed | 3600 rpm |
| Output rating | 20 HP |
| Mounting | F-1 |
| Flange | Without |
| Terminal box¹ | Left position |
| Enclosure | IC411 - TEFC |
Electric Motors
| Frame | 254/6T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 2 |
| Frequency | 60 Hz |
| Rated speed | 3545 rpm |
| Slip | 1.53 % |
| Rated voltage | 230/460 V |
| Rated current | 46.0/23.0 A |
| L. R. Amperes | 350/175 A |
| LRC | 7.6x(Code H) |
| No load current | 14.4/7.20 A |
| Rated torque | 29.6 ft.lb |
| Locked rotor torque | 260 % |
| Breakdown torque | 340 % |
| Locked rotor time | 41s (cold) 23s (hot) |
| Moment of inertia (J) | 1.91 sq.ft.lb |
| Design | A |
| 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-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 72.0 dB(A) |
| Approx. weight³ | 350 lb |
Efficiency
| 50% | 91.0 |
|---|---|
| 75% | 92.4 |
| 100% | 93.0 |
Power factor
| 50% | 0.75 |
|---|---|
| 75% | 0.84 |
| 100% | 0.88 |
Electric Motors
| Frame | 254/6T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2935 rpm |
| Slip | 2.17 % |
| Rated voltage | 380 V |
| Rated current | 27.4 A |
| L. R. Amperes | 164 A |
| LRC | 6.0x(Code F) |
| No load current | 7.20 A |
| Rated torque | 35.8 ft.lb |
| Locked rotor torque | 200 % |
| Breakdown torque | 270 % |
| Locked rotor time | 36s (cold) 20s (hot) |
| Moment of inertia (J) | 1.91 sq.ft.lb |
| Design | A |
| 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-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 67.0 dB(A) |
| Approx. weight³ | 350 lb |
Efficiency
| 50% | 91.0 |
|---|---|
| 75% | 91.7 |
| 100% | 92.4 |
Power factor
| 50% | 0.81 |
|---|---|
| 75% | 0.88 |
| 100% | 0.90 |
Electric Motors
| Frame | 254/6T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2940 rpm |
| Slip | 2.00 % |
| Rated voltage | 400 V |
| Rated current | 26.3 A |
| L. R. Amperes | 171 A |
| LRC | 6.5x(Code G) |
| No load current | 7.60 A |
| Rated torque | 35.7 ft.lb |
| Locked rotor torque | 220 % |
| Breakdown torque | 300 % |
| Locked rotor time | 36s (cold) 20s (hot) |
| Moment of inertia (J) | 1.91 sq.ft.lb |
| Design | A |
| Insulation Class | F |
| Service factor | 1.15 |
| 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-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 67.0 dB(A) |
| Approx. weight³ | 350 lb |
Efficiency
| 50% | 91.7 |
|---|---|
| 75% | 92.4 |
| 100% | 92.4 |
Power factor
| 50% | 0.78 |
|---|---|
| 75% | 0.86 |
| 100% | 0.89 |
Electric Motors
| Frame | 254/6T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2945 rpm |
| Slip | 1.83 % |
| Rated voltage | 415 V |
| Rated current | 25.5 A |
| L. R. Amperes | 176 A |
| LRC | 6.9x(Code H) |
| No load current | 8.00 A |
| Rated torque | 35.7 ft.lb |
| Locked rotor torque | 240 % |
| Breakdown torque | 330 % |
| Locked rotor time | 36s (cold) 20s (hot) |
| Moment of inertia (J) | 1.91 sq.ft.lb |
| Design | A |
| Insulation Class | F |
| Service factor | 1.15 |
| 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-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 67.0 dB(A) |
| Approx. weight³ | 350 lb |
Efficiency
| 50% | 92.4 |
|---|---|
| 75% | 93.0 |
| 100% | 93.0 |
Power factor
| 50% | 0.76 |
|---|---|
| 75% | 0.85 |
| 100% | 0.88 |
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 6002 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 |
