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 | 208-230/460//380 V |
| Number of poles | 2 |
| Degree of Protection | IP55 |
| Synchronous speed | 3600 rpm |
| Output rating | 1 HP |
| Mounting | F-1 |
| Flange | Without |
| Terminal box¹ | Left position |
| Enclosure | IC411 - TEFC |
Electric Motors
| Frame | 143/5T |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 2 |
| Frequency | 60 Hz |
| Rated speed | 3485 rpm |
| Slip | 3.19 % |
| Rated voltage | 230/460 V |
| Rated current | 2.70/1.35 A |
| L. R. Amperes | 21.6/10.8 A |
| LRC | 8.0x(Code K) |
| No load current | 1.16/0.580 A |
| Rated torque | 1.51 ft.lb |
| Locked rotor torque | 250 % |
| Breakdown torque | 300 % |
| Locked rotor time | 64s (cold) 36s (hot) |
| Moment of inertia (J) | 0.0415 sq.ft.lb |
| 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 | 68.0 dB(A) |
| Approx. weight³ | 44.2 lb |
Efficiency
| 50% | 81.5 |
|---|---|
| 75% | 82.5 |
| 100% | 84.0 |
Power factor
| 50% | 0.69 |
|---|---|
| 75% | 0.79 |
| 100% | 0.83 |
Electric Motors
| Frame | 143/5T |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2860 rpm |
| Slip | 4.67 % |
| Rated voltage | 380 V |
| Rated current | 1.55 A |
| L. R. Amperes | 9.92 A |
| LRC | 6.4x(Code H) |
| No load current | 0.550 A |
| Rated torque | 1.84 ft.lb |
| Locked rotor torque | 200 % |
| Breakdown torque | 240 % |
| Locked rotor time | 45s (cold) 25s (hot) |
| Moment of inertia (J) | 0.0415 sq.ft.lb |
| 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 | 62.0 dB(A) |
| Approx. weight³ | 44.2 lb |
Efficiency
| 50% | 81.0 |
|---|---|
| 75% | 82.0 |
| 100% | 83.5 |
Power factor
| 50% | 0.74 |
|---|---|
| 75% | 0.83 |
| 100% | 0.88 |
Electric Motors
| Frame | 143/5T |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2875 rpm |
| Slip | 4.17 % |
| Rated voltage | 400 V |
| Rated current | 1.51 A |
| L. R. Amperes | 10.6 A |
| LRC | 7.0x(Code J) |
| No load current | 0.590 A |
| Rated torque | 1.83 ft.lb |
| Locked rotor torque | 229 % |
| Breakdown torque | 270 % |
| Locked rotor time | 45s (cold) 25s (hot) |
| Moment of inertia (J) | 0.0415 sq.ft.lb |
| 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 | 62.0 dB(A) |
| Approx. weight³ | 44.2 lb |
Efficiency
| 50% | 81.0 |
|---|---|
| 75% | 82.0 |
| 100% | 83.5 |
Power factor
| 50% | 0.71 |
|---|---|
| 75% | 0.81 |
| 100% | 0.86 |
Electric Motors
| Frame | 143/5T |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2885 rpm |
| Slip | 3.83 % |
| Rated voltage | 415 V |
| Rated current | 1.46 A |
| L. R. Amperes | 10.8 A |
| LRC | 7.4x(Code J) |
| No load current | 0.630 A |
| Rated torque | 1.82 ft.lb |
| Locked rotor torque | 250 % |
| Breakdown torque | 300 % |
| Locked rotor time | 45s (cold) 25s (hot) |
| Moment of inertia (J) | 0.0415 sq.ft.lb |
| 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 | 62.0 dB(A) |
| Approx. weight³ | 44.2 lb |
Efficiency
| 50% | 81.2 |
|---|---|
| 75% | 82.2 |
| 100% | 84.0 |
Power factor
| 50% | 0.68 |
|---|---|
| 75% | 0.79 |
| 100% | 0.85 |
Features
| Frame Material | Cast Iron |
|---|---|
| Impregnation Method | Dip and Bake Polyester |
| Main terminal box hole | NPT 3/4" |
| Terminal Block | Without |
| Shaft Locking Device | Without |
| Drain | Rubber, automatic |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | RAL 6002 207A (ISO 12944 - C2) |
| Grounding Lugs | Single |
| Fan Cover material | Steel |
| Tropicalized Painting | Without |
| Fan material | Plastic |
| Bearing cap | No-Without Bearing Cap |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 9 |
