Description
| Standard | NEMA MG-1 |
|---|---|
| Frequency | 60//50 Hz |
| Voltage | 230/460//190-220/380-415 V |
| Number of poles | 4 |
| Synchronous speed | 1800 rpm |
| Output rating | 20 HP |
| Mounting | W-6 |
| Flange | C |
| Terminal box¹ | Left position |
| Enclosure | IC01 - ODP |
Electric Motors
| Frame | 254/6JP |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1770 rpm |
| Slip | 1.67 % |
| Rated voltage | 230/460 V |
| Rated current | 50.0/25.0 A |
| L. R. Amperes | 315/158 A |
| LRC | 6.3x(Code G) |
| No load current | 22.9/11.4 A |
| Rated torque | 59.3 ft.lb |
| Locked rotor torque | 240 % |
| Breakdown torque | 290 % |
| Locked rotor time | 27s (cold) 15s (hot) |
| Moment of inertia (J) | 2.23 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.15 |
| 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. |
| Enclosure | IC01 - ODP |
| Mounting | W-6 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 64.0 dB(A) |
| Approx. weight³ | 198 lb |
Efficiency
| 50% | 92.4 |
|---|---|
| 75% | 92.4 |
| 100% | 93.0 |
Power factor
| 50% | 0.63 |
|---|---|
| 75% | 0.74 |
| 100% | 0.81 |
Electric Motors
| Frame | 254/6JP |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1460 rpm |
| Slip | 2.67 % |
| Rated voltage | 190-220/380 V |
| Rated current | 59.8-51.6/29.9 A |
| L. R. Amperes | 311-269/155 A |
| LRC | 5.2x(Code F) |
| No load current | 22.4-19.4/11.2 A |
| Rated torque | 71.9 ft.lb |
| Locked rotor torque | 180 % |
| Breakdown torque | 220 % |
| Locked rotor time | 0s (cold) 0s (hot) |
| Moment of inertia (J) | 2.23 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.15 |
| 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. |
| Enclosure | IC01 - ODP |
| Mounting | W-6 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 62.0 dB(A) |
| Approx. weight³ | 198 lb |
Efficiency
| 50% | 91.8 |
|---|---|
| 75% | 91.2 |
| 100% | 89.7 |
Power factor
| 50% | 0.72 |
|---|---|
| 75% | 0.82 |
| 100% | 0.85 |
Electric Motors
| Frame | 254/6JP |
|---|---|
| Output | 20 HP (15 kW) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1465 rpm |
| Slip | 2.33 % |
| Rated voltage | 415 V |
| Rated current | 28.1 A |
| L. R. Amperes | 174 A |
| LRC | 6.2x(Code G) |
| No load current | 13.5 A |
| Rated torque | 71.7 ft.lb |
| Locked rotor torque | 220 % |
| Breakdown torque | 270 % |
| Locked rotor time | 0s (cold) 0s (hot) |
| Moment of inertia (J) | 2.23 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| Service factor | 1.15 |
| 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. |
| Enclosure | IC01 - ODP |
| Mounting | W-6 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 62.0 dB(A) |
| Approx. weight³ | 198 lb |
Efficiency
| 50% | 90.9 |
|---|---|
| 75% | 91.3 |
| 100% | 90.5 |
Power factor
| 50% | 0.64 |
|---|---|
| 75% | 0.76 |
| 100% | 0.82 |
Features
| Frame Material | Rolled Steel |
|---|---|
| Impregnation Method | Dip and Bake Polyester |
| Regreasing System | At Drive end and Non-drive end |
| Main terminal box hole | 1.732" |
| Terminal Block | Without |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | Munsell N 1 - Matte 207N (ISO 12944 - C2) |
| Grounding Lugs | Superior |
| Fan Cover material | Without Fan Cover |
| Tropicalized Painting | Without |
| Fan material | Without fan |
| Bearing cap | Yes- Bearing Cap |
| Bolt Material | Carbon Steel |
| Balancing Method | 1/2 Key |
| Drip Cover | With |
| Resilient Base | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 12 |
