Description
Specially designed for manufacturers of axial fans, the W22 Fan and Exhaust motors are compact and an excellent choice for the following applications: fans and exhausters, tunnels, subways, air conditioning systems, underground coal mines, shopping malls, supermarkets and other 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 | IC410 - TEAO |
Specifications
208-230/460 V 60 Hz 2P 380 V 50 Hz 2P IE3 400 V 50 Hz 2P IE3 415 V 50 Hz 2P IE3 380 V 50 Hz 2P IE2 400 V 50 Hz 2P IE2 415 V 50 Hz 2P IE2Electric Motors
| Frame | 145YZ |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 2 |
| Frequency | 60 Hz |
| Rated speed | 3500 rpm |
| Slip | 2.78 % |
| Rated voltage | 208-230/460 V |
| Rated current | 3.16-2.94/1.47 A |
| L. R. Amperes | 25.9-24.1/12.1 A |
| LRC | 8.2x(Code L) |
| No load current | 1.33-1.54/0.770 A |
| Rated torque | 1.50 ft.lb |
| Locked rotor torque | 220 % |
| Breakdown torque | 310 % |
| Locked rotor time | 36s (cold) 20s (hot) |
| Moment of inertia (J) | 0.0332 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 | IC410 - TEAO |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 68.0 dB(A) |
| Approx. weight³ | 36.9 lb |
Efficiency
| 50% | 75.0 |
|---|---|
| 75% | 79.0 |
| 100% | 80.0 |
Power factor
| 50% | 0.63 |
|---|---|
| 75% | 0.74 |
| 100% | 0.80 |
Electric Motors
| Frame | 145YZ |
|---|---|
| Output | 0.75 HP (0.550 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2910 rpm |
| Slip | 3.00 % |
| Rated voltage | 380 V |
| Rated current | 1.34 A |
| L. R. Amperes | 11.5 A |
| LRC | 8.6x(Code M) |
| No load current | 0.740 A |
| Rated torque | 1.35 ft.lb |
| Locked rotor torque | 229 % |
| Breakdown torque | 310 % |
| Locked rotor time | 46s (cold) 26s (hot) |
| Moment of inertia (J) | 0.0332 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 | IC410 - TEAO |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 62.0 dB(A) |
| Approx. weight³ | 36.9 lb |
Efficiency
| 50% | 72.9 |
|---|---|
| 75% | 77.6 |
| 100% | 80.0 |
Power factor
| 50% | 0.58 |
|---|---|
| 75% | 0.70 |
| 100% | 0.78 |
Electric Motors
| Frame | 145YZ |
|---|---|
| Output | 0.75 HP (0.550 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2920 rpm |
| Slip | 2.67 % |
| Rated voltage | 400 V |
| Rated current | 1.32 A |
| L. R. Amperes | 11.9 A |
| LRC | 9.0x(Code M) |
| No load current | 0.820 A |
| Rated torque | 1.35 ft.lb |
| Locked rotor torque | 250 % |
| Breakdown torque | 340 % |
| Locked rotor time | 43s (cold) 24s (hot) |
| Moment of inertia (J) | 0.0332 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 | IC410 - TEAO |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 62.0 dB(A) |
| Approx. weight³ | 36.9 lb |
Efficiency
| 50% | 72.3 |
|---|---|
| 75% | 77.6 |
| 100% | 80.0 |
Power factor
| 50% | 0.53 |
|---|---|
| 75% | 0.66 |
| 100% | 0.75 |
Electric Motors
| Frame | 145YZ |
|---|---|
| Output | 0.75 HP (0.550 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2925 rpm |
| Slip | 2.50 % |
| Rated voltage | 415 V |
| Rated current | 1.33 A |
| L. R. Amperes | 12.5 A |
| LRC | 9.4x(Code N) |
| No load current | 0.880 A |
| Rated torque | 1.35 ft.lb |
| Locked rotor torque | 270 % |
| Breakdown torque | 360 % |
| Locked rotor time | 39s (cold) 22s (hot) |
| Moment of inertia (J) | 0.0332 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 | IC410 - TEAO |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 62.0 dB(A) |
| Approx. weight³ | 36.9 lb |
Efficiency
| 50% | 71.7 |
|---|---|
| 75% | 77.6 |
| 100% | 80.0 |
Power factor
| 50% | 0.50 |
|---|---|
| 75% | 0.63 |
| 100% | 0.72 |
Electric Motors
| Frame | 145YZ |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2865 rpm |
| Slip | 4.50 % |
| Rated voltage | 380 V |
| Rated current | 1.71 A |
| L. R. Amperes | 11.5 A |
| LRC | 6.7x(Code J) |
| No load current | 0.740 A |
| Rated torque | 1.83 ft.lb |
| Locked rotor torque | 170 % |
| Breakdown torque | 220 % |
| Locked rotor time | 39s (cold) 22s (hot) |
| Moment of inertia (J) | 0.0332 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 | IC410 - TEAO |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 62.0 dB(A) |
| Approx. weight³ | 36.9 lb |
Efficiency
| 50% | 77.0 |
|---|---|
| 75% | 78.5 |
| 100% | 78.5 |
Power factor
| 50% | 0.68 |
|---|---|
| 75% | 0.78 |
| 100% | 0.85 |
Electric Motors
| Frame | 145YZ |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2885 rpm |
| Slip | 3.83 % |
| Rated voltage | 400 V |
| Rated current | 1.65 A |
| L. R. Amperes | 11.9 A |
| LRC | 7.2x(Code K) |
| No load current | 0.820 A |
| Rated torque | 1.82 ft.lb |
| Locked rotor torque | 190 % |
| Breakdown torque | 250 % |
| Locked rotor time | 36s (cold) 20s (hot) |
| Moment of inertia (J) | 0.0332 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 | IC410 - TEAO |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 62.0 dB(A) |
| Approx. weight³ | 36.9 lb |
Efficiency
| 50% | 77.0 |
|---|---|
| 75% | 78.5 |
| 100% | 80.0 |
Power factor
| 50% | 0.63 |
|---|---|
| 75% | 0.75 |
| 100% | 0.82 |
Electric Motors
| Frame | 145YZ |
|---|---|
| Output | 1 HP (0.75 kW) |
| Number of Poles | 2 |
| Frequency | 50 Hz |
| Rated speed | 2895 rpm |
| Slip | 3.50 % |
| Rated voltage | 415 V |
| Rated current | 1.63 A |
| L. R. Amperes | 12.6 A |
| LRC | 7.7x(Code L) |
| No load current | 0.880 A |
| Rated torque | 1.81 ft.lb |
| Locked rotor torque | 200 % |
| Breakdown torque | 270 % |
| Locked rotor time | 36s (cold) 20s (hot) |
| Moment of inertia (J) | 0.0332 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 | IC410 - TEAO |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 62.0 dB(A) |
| Approx. weight³ | 36.9 lb |
Efficiency
| 50% | 77.0 |
|---|---|
| 75% | 78.5 |
| 100% | 80.0 |
Power factor
| 50% | 0.60 |
|---|---|
| 75% | 0.72 |
| 100% | 0.80 |
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 5009 207A (ISO 12944 - C2) |
| Grounding Lugs | Single |
| Fan Cover material | Without Fan Cover |
| Tropicalized Painting | Without |
| Fan material | Without fan |
| Bearing cap | No-Without Bearing Cap |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 9 |
