Electric Motors
| Frame | 254/6JP |
|---|---|
| Output | 25 HP (18.5 kW) |
| Number of Poles | 2 |
| Frequency | 60 Hz |
| Rated speed | 3515 rpm |
| Slip | 2.36 % |
| Rated voltage | 208-230/460 V |
| Rated current | 62.2-56.3/28.1 A |
| L. R. Amperes | 398-360/180 A |
| LRC | 6.4x(Code G) |
| No load current | 14.9-13.5/6.75 A |
| Rated torque | 36.8 ft.lb |
| Locked rotor torque | 180 % |
| Breakdown torque | 229 % |
| Locked rotor time | 32s (cold) 18s (hot) |
|---|---|
| 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 | 72.0 dB(A) |
| Approx. weight³ | 340 lb |
(1) Looking the motor from the shaft end.; (2) Measured at 1m and with tolerance of +3dB(A).; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.
Efficiency
| 50% | 75% | 100% |
|---|---|---|
|
91.0 |
91.7 |
91.7 |
Power factor
| 50% | 75% | 100% |
|---|---|---|
|
0.83 |
0.88 |
0.90 |
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 |
| 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 |
| Pump Seal | Gasket |
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Bearing details
| Drive End | Non Drive End | |
|---|---|---|
| Bearing type | 6309 C3 | 6209 C3 |
| Sealing | V'Ring | V'Ring |
| Lubrication interval | 19000 h | 20000 h |
| Lubricant amount | 13 g | 9 g |
| Grease Type | Mobil Polyrex EM | |
Foundation loads
| Max. traction | Max. compression |
|---|---|
| 236 lb | 576 lb |
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$19.99 USD | $24.99 USD
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$19.99 USD | $24.99 USD
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