Description
| Standard | NEMA MG-1 |
|---|---|
| Frequency | 60//50 Hz |
| Voltage | 208-230/460//190-220/380-415 V |
| Number of poles | 4 |
| Degree of Protection | IP55 |
| Synchronous speed | 1800 rpm |
| Output rating | 0.75 HP |
| Mounting | F-1 |
| Flange | C |
| Terminal box¹ | Left position |
| Enclosure | IC411 - TEFC |
Electric Motors
| Frame | 56C |
|---|---|
| Output | 0.75 HP (0.550 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1755 rpm |
| Slip | 2.50 % |
| Rated voltage | 208-230/460 V |
| Rated current | 2.70-2.44/1.22 A |
| L. R. Amperes | 18.6-16.8/8.42 A |
| LRC | 6.9x(Code K) |
| No load current | 1.55-1.80/0.900 A |
| Rated torque | 2.24 ft.lb |
| Locked rotor torque | 240 % |
| Breakdown torque | 300 % |
| Locked rotor time | 30s (cold) 17s (hot) |
| Moment of inertia (J) | 0.0648 sq.ft.lb |
| Insulation Class | F |
| Temperature rise | 80 K |
| Service factor | 1.15 (1.00 @ 208V) |
| 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 | 52.0 dB(A) |
| Approx. weight³ | 22.7 lb |
Efficiency
| 50% | 72.0 |
|---|---|
| 75% | 77.0 |
| 100% | 78.5 |
Power factor
| 50% | 0.48 |
|---|---|
| 75% | 0.61 |
| 100% | 0.72 |
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 | Steel |
| Tropicalized Painting | Without |
| Fan material | Plastic |
| Bearing cap | Yes- Bearing Cap |
| Bolt Material | Carbon Steel |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Resilient Base | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 9 |
