Electric Motors
| Frame | W56 |
|---|---|
| Output | 0.5 HP (0.37 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1730 rpm |
| Slip | 3.89 % |
| Rated voltage | 115/208-230 V |
| Rated current | 8.06/3.93-4.03 A |
| L. R. Amperes | 51.6/25.2-25.8 A |
| LRC | 6.4x(Code N) |
| No load current | 7.60/3.20-3.80 A |
| Rated torque | 1.52 ft.lb |
| Locked rotor torque | 150 % |
| Breakdown torque | 254 % |
| Locked rotor time | 12s (cold) 7s (hot) |
|---|---|
| Insulation Class | F |
| Service factor | 1.25 |
| Temperature rise | 105 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) |
| Approx. weight³ | 22.5 lb |
(1) Looking the motor from the shaft end.; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.
Efficiency
| 50% | 75% | 100% |
|---|---|---|
| 52.1 | 56.5 | 63.4 |
Power factor
| 50% | 75% | 100% |
|---|---|---|
| 0.44 | 0.54 | 0.63 |
Features
| Frame Material | Rolled Steel |
|---|---|
| Impregnation Method | Dip and Bake Polyester |
| Drain | Rubber, automatic |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | Munsell N 1 - Matte 207N (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 |
| Bolt Material | Carbon Steel |
| Balancing Method | Not Balanced |
| Drip Cover | Without |
| Resilient Base | Without |
| Overload protector (phenolic) | Automatic |
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