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 | 8 |
| Degree of Protection | IP55 |
| Synchronous speed | 900 rpm |
| Output rating | 1 HP |
| Mounting | F-1 |
| Flange | Without |
| Terminal box¹ | Left position |
| Enclosure | IC411 - TEFC |
Electric Motors
| Frame | 182/4T |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 8 |
| Frequency | 60 Hz |
| Rated speed | 875 rpm |
| Slip | 2.78 % |
| Rated voltage | 230/460 V |
| Rated current | 4.60/2.30 A |
| L. R. Amperes | 27.6/13.8 A |
| LRC | 6.0x(Code M) |
| No load current | 3.40/1.70 A |
| Rated torque | 6.00 ft.lb |
| Locked rotor torque | 300 % |
| Breakdown torque | 350 % |
| Locked rotor time | 39s (cold) 22s (hot) |
| Moment of inertia (J) | 0.3991 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-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 50.0 dB(A) |
| Approx. weight³ | 84.9 lb |
Efficiency
| 50% | 74.0 |
|---|---|
| 75% | 77.0 |
| 100% | 78.5 |
Power factor
| 50% | 0.32 |
|---|---|
| 75% | 0.42 |
| 100% | 0.52 |
Electric Motors
| Frame | 182/4T |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 8 |
| Frequency | 50 Hz |
| Rated speed | 715 rpm |
| Slip | 4.67 % |
| Rated voltage | 380 V |
| Rated current | 2.52 A |
| L. R. Amperes | 15.1 A |
| LRC | 6.0x(Code L) |
| No load current | 1.67 A |
| Rated torque | 7.34 ft.lb |
| Locked rotor torque | 240 % |
| Breakdown torque | 250 % |
| Locked rotor time | 39s (cold) 22s (hot) |
| Moment of inertia (J) | 0.3991 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-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 46.0 dB(A) |
| Approx. weight³ | 84.9 lb |
Efficiency
| 50% | 74.7 |
|---|---|
| 75% | 75.5 |
| 100% | 75.5 |
Power factor
| 50% | 0.38 |
|---|---|
| 75% | 0.50 |
| 100% | 0.60 |
Electric Motors
| Frame | 182/4T |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 8 |
| Frequency | 50 Hz |
| Rated speed | 715 rpm |
| Slip | 4.67 % |
| Rated voltage | 400 V |
| Rated current | 2.56 A |
| L. R. Amperes | 15.4 A |
| LRC | 6.0x(Code M) |
| No load current | 1.82 A |
| Rated torque | 7.34 ft.lb |
| Locked rotor torque | 270 % |
| Breakdown torque | 280 % |
| Locked rotor time | 39s (cold) 22s (hot) |
| Moment of inertia (J) | 0.3991 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-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 46.0 dB(A) |
| Approx. weight³ | 84.9 lb |
Efficiency
| 50% | 72.0 |
|---|---|
| 75% | 75.5 |
| 100% | 75.5 |
Power factor
| 50% | 0.35 |
|---|---|
| 75% | 0.46 |
| 100% | 0.56 |
Electric Motors
| Frame | 182/4T |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 8 |
| Frequency | 50 Hz |
| Rated speed | 720 rpm |
| Slip | 4.00 % |
| Rated voltage | 415 V |
| Rated current | 2.61 A |
| L. R. Amperes | 15.7 A |
| LRC | 6.0x(Code N) |
| No load current | 1.94 A |
| Rated torque | 7.29 ft.lb |
| Locked rotor torque | 300 % |
| Breakdown torque | 310 % |
| Locked rotor time | 39s (cold) 22s (hot) |
| Moment of inertia (J) | 0.3991 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-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 46.0 dB(A) |
| Approx. weight³ | 84.9 lb |
Efficiency
| 50% | 70.0 |
|---|---|
| 75% | 74.0 |
| 100% | 75.5 |
Power factor
| 50% | 0.33 |
|---|---|
| 75% | 0.43 |
| 100% | 0.53 |
Features
| Frame Material | Cast Iron |
|---|---|
| Impregnation Method | Dip and Bake Polyester |
| Main terminal box hole | NPT 1" |
| Terminal Block | Without |
| Shaft Locking Device | Without |
| Drain | Rubber, automatic |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | RAL 5009 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 |
