Electric Motors
| Frame | 56CZ |
|---|---|
| Output | 0.75 HP (0.550 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1770 rpm |
| Slip | 1.67 % |
| Rated voltage | 230/460 V |
| Rated current | 2.61/1.30 A |
| L. R. Amperes | 23.5/11.7 A |
| LRC | 9.0x(Code N) |
| No load current | 1.82/0.910 A |
| Rated torque | 2.23 ft.lb |
| Locked rotor torque | 350 % |
| Breakdown torque | 450 % |
| Locked rotor time | 25s (cold) 14s (hot) |
|---|---|
| Insulation Class | H |
| 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 | IC410 - TENV |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Approx. weight³ | 30.9 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% |
|---|---|---|
| 77.0 | 77.0 | 81.5 |
Power factor
| 50% | 75% | 100% |
|---|---|---|
| 0.43 | 0.56 | 0.65 |
Features
| Frame Material | Rolled Steel |
|---|---|
| Impregnation Method | Dip and Bake Polyester |
| Main terminal box hole | 0.881" |
| Terminal Block | Without |
| 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 | Yes- Bearing Cap |
| Bolt Material | Carbon Steel |
| Winding thermal protection | Thermostat - 2 wires 1 per phase 155°C |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Resilient Base | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 9 |
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