Description
Electric Motors
| Frame | 324/6TS |
|---|---|
| Output | 50 HP (37 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1775 rpm |
| Slip | 1.39 % |
| Rated voltage | 230/460 V |
| Rated current | 120/60.2 A |
| L. R. Amperes | 722/361 A |
| LRC | 6.0x(Code G) |
| No load current | 53.6/26.8 A |
| Rated torque | 148 ft.lb |
| Locked rotor torque | 240 % |
| Breakdown torque | 229 % |
| Locked rotor time | 27s (cold) 15s (hot) |
|---|---|
| Moment of inertia (J) | 5.98 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 | IP23 |
| Enclosure | IC01 – ODP |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Approx. weight³ | 470 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% |
|---|---|---|
| 92.4 | 93.0 | 93.0 |
Power factor
| 50% | 75% | 100% |
|---|---|---|
| 0.67 | 0.78 | 0.83 |
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 |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | RAL 3002 203A (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 |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
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