Description
Electric Motors
| Frame | 284/6TS |
|---|---|
| Output | 30 HP (22 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1765 rpm |
| Slip | 1.94 % |
| Rated voltage | 230/460 V |
| Rated current | 71.2/35.6 A |
| L. R. Amperes | 420/210 A |
| LRC | 5.9x(Code F) |
| No load current | 22.0/11.0 A |
| Rated torque | 89.3 ft.lb |
| Locked rotor torque | 250 % |
| Breakdown torque | 250 % |
| Locked rotor time | 39s (cold) 22s (hot) |
| Moment of inertia (J) | 3.70 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. |
| Degree of Protection | IP23 |
| Enclosure | IC01 – ODP |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Approx. weight³ | 383 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% |
|---|---|---|
| 91.7 | 92.4 | 92.4 |
Power factor
| 50% | 75% | 100% |
|---|---|---|
| 0.71 | 0.80 | 0.84 |
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 1 1/2″ |
| 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 | No-Without Bearing Cap |
| Bolt Material | Carbon Steel |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
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