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 | 6 |
| Degree of Protection | IP55 |
| Synchronous speed | 1200 rpm |
| Output rating | 20 HP |
| Mounting | F-1 |
| Flange | Without |
| Terminal box¹ | Left position |
| Enclosure | IC411 - TEFC |
Electric Motors
| Frame | 284/6T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 6 |
| Frequency | 60 Hz |
| Rated speed | 1180 rpm |
| Slip | 1.67 % |
| Rated voltage | 230/460 V |
| Rated current | 48.8/24.4 A |
| L. R. Amperes | 361/181 A |
| LRC | 7.4x(Code J) |
| No load current | 24.0/12.0 A |
| Rated torque | 89.0 ft.lb |
| Locked rotor torque | 270 % |
| Breakdown torque | 300 % |
| Locked rotor time | 36s (cold) 20s (hot) |
| Moment of inertia (J) | 9.29 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 | 59.0 dB(A) |
| Approx. weight³ | 456 lb |
Efficiency
| 50% | 91.7 |
|---|---|
| 75% | 92.4 |
| 100% | 93.0 |
Power factor
| 50% | 0.67 |
|---|---|
| 75% | 0.78 |
| 100% | 0.83 |
Electric Motors
| Frame | 284/6T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 6 |
| Frequency | 50 Hz |
| Rated speed | 975 rpm |
| Slip | 2.50 % |
| Rated voltage | 380 V |
| Rated current | 29.1 A |
| L. R. Amperes | 175 A |
| LRC | 6.0x(Code G) |
| No load current | 12.0 A |
| Rated torque | 108 ft.lb |
| Locked rotor torque | 200 % |
| Breakdown torque | 240 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 9.29 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 | 56.0 dB(A) |
| Approx. weight³ | 456 lb |
Efficiency
| 50% | 90.5 |
|---|---|
| 75% | 91.0 |
| 100% | 91.2 |
Power factor
| 50% | 0.71 |
|---|---|
| 75% | 0.81 |
| 100% | 0.86 |
Electric Motors
| Frame | 284/6T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 6 |
| Frequency | 50 Hz |
| Rated speed | 980 rpm |
| Slip | 2.00 % |
| Rated voltage | 400 V |
| Rated current | 28.1 A |
| L. R. Amperes | 183 A |
| LRC | 6.5x(Code H) |
| No load current | 13.0 A |
| Rated torque | 107 ft.lb |
| Locked rotor torque | 229 % |
| Breakdown torque | 260 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 9.29 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 | 56.0 dB(A) |
| Approx. weight³ | 456 lb |
Efficiency
| 50% | 90.5 |
|---|---|
| 75% | 91.2 |
| 100% | 91.7 |
Power factor
| 50% | 0.68 |
|---|---|
| 75% | 0.79 |
| 100% | 0.84 |
Electric Motors
| Frame | 284/6T |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 6 |
| Frequency | 50 Hz |
| Rated speed | 980 rpm |
| Slip | 2.00 % |
| Rated voltage | 415 V |
| Rated current | 27.3 A |
| L. R. Amperes | 188 A |
| LRC | 6.9x(Code H) |
| No load current | 13.5 A |
| Rated torque | 107 ft.lb |
| Locked rotor torque | 250 % |
| Breakdown torque | 290 % |
| Locked rotor time | 32s (cold) 18s (hot) |
| Moment of inertia (J) | 9.29 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 | 56.0 dB(A) |
| Approx. weight³ | 456 lb |
Efficiency
| 50% | 90.5 |
|---|---|
| 75% | 91.5 |
| 100% | 92.0 |
Power factor
| 50% | 0.65 |
|---|---|
| 75% | 0.77 |
| 100% | 0.83 |
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 |
