Electric Motors
| Frame | E56 |
|---|---|
| Output | 0.37 kW (0.5 HP) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1725 rpm |
| Slip | 4.17 % |
| Rated voltage | 240 V |
| Rated current | 4.80 A |
| L. R. Amperes | 30.2 A |
| LRC | 6.3x(Code R) |
| No load current | 4.30 A |
| Rated torque | 1.51 ft.lb |
| Locked rotor torque | 150 % |
| Breakdown torque | 240 % |
| Locked rotor time | 10s (cold) 6s (hot) |
|---|---|
| Moment of inertia (J) | 0.0712 sq.ft.lb |
| Insulation Class | B |
| 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 | IP21 |
| Enclosure | IC01 - ODP |
| Mounting | F-1 |
| Rotation¹ | CW |
| Approx. weight³ | 19.8 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% |
|---|---|---|
| 40.9 | 49.7 | 54.0 |
Power factor
| 50% | 75% | 100% |
|---|---|---|
| 0.46 | 0.55 | 0.64 |
Features
| Frame Material | Rolled Steel |
|---|---|
| Impregnation Method | Dip and Bake Polyester |
| Shaft Locking Device | Without |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | Only primer |
| Grounding Lugs | Single |
| Fan Cover material | Without Fan Cover |
| Tropicalized Painting | Without |
| Fan material | Without fan |
| Bearing cap | No-Without Bearing Cap |
| Winding thermal protection | Thermostat - 2 wires 1 per phase 130°C |
| Balancing Method | Not Balanced |
| Drip Cover | Without |
| Resilient Base | Without |
| Overload protector (phenolic) | Without overload protector |
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