Description
Available with Internal Shaft Grounding Ring – AEGIS
| Standard | NEMA MG-1 |
|---|---|
| Frequency | 60//50 Hz |
| Voltage | 208-230/460//380 V |
| Number of poles | 4 |
| Degree of Protection | IP55 |
| Synchronous speed | 1800 rpm |
| Output rating | 50 HP |
| Mounting | F-1 |
| Flange | Without |
| Terminal box¹ | Left position |
| Enclosure | IC411 - TEFC |
Electric Motors
| Frame | 324/6T |
|---|---|
| Output | 50 HP (37 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1775 rpm |
| Slip | 1.39 % |
| Rated voltage | 208-230/460 V |
| Rated current | 131-118/59.2 A |
| L. R. Amperes | 812-732/367 A |
| LRC | 6.2x(Code G) |
| No load current | 40.5-47.0/23.5 A |
| Rated torque | 148 ft.lb |
| Locked rotor torque | 229 % |
| Breakdown torque | 270 % |
| Locked rotor time | 27s (cold) 15s (hot) |
| Moment of inertia (J) | 9.16 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| 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 | IC411 - TEFC |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 66.0 dB(A) |
| Approx. weight³ | 600 lb |
Efficiency
| 50% | 93.0 |
|---|---|
| 75% | 94.1 |
| 100% | 94.5 |
Power factor
| 50% | 0.66 |
|---|---|
| 75% | 0.77 |
| 100% | 0.83 |
Electric Motors
| Frame | 324/6T |
|---|---|
| Output | 50 HP (37 kW) |
| Number of Poles | 4 |
| Frequency | 50 Hz |
| Rated speed | 1460 rpm |
| Slip | 2.67 % |
| Rated voltage | 380 V |
| Rated current | 71.6 A |
| L. R. Amperes | 372 A |
| LRC | 5.2x(Code E) |
| No load current | 23.0 A |
| Rated torque | 180 ft.lb |
| Locked rotor torque | 180 % |
| Breakdown torque | 210 % |
| Locked rotor time | 19s (cold) 11s (hot) |
| Moment of inertia (J) | 9.16 sq.ft.lb |
| Design | B |
| Insulation Class | F |
| 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 | IC411 - TEFC |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 63.0 dB(A) |
| Approx. weight³ | 600 lb |
Efficiency
| 50% | 93.0 |
|---|---|
| 75% | 93.0 |
| 100% | 92.4 |
Power factor
| 50% | 0.72 |
|---|---|
| 75% | 0.81 |
| 100% | 0.85 |
Features
| Frame Material | Cast Iron |
|---|---|
| Impregnation Method | Dip and Bake Polyester |
| Regreasing System | At Drive end and Non-drive end |
| Main terminal box hole | NPT 2" |
| Terminal Block | Without |
| Shaft Locking Device | Without |
| Drain | Rubber, automatic |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | RAL 5009 203A (ISO 12944 - C2) |
| Grounding Lugs | Single |
| Fan Cover material | Cast Iron |
| Tropicalized Painting | Without |
| Fan material | Plastic |
| Bearing cap | Yes- Bearing Cap |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
| Connection Cables Quantity | 12 |
