Electric Motors
| Frame | 586/7TZ |
|---|---|
| Output | 350 HP (260 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1791 rpm |
| Slip | 0.50 % |
| Rated voltage | 460 V |
| Rated current | 414 A |
| L. R. Amperes | 2939 A |
| LRC | 7.1x(Code H) |
| No load current | 160 A |
| Rated torque | 1010 ft.lb |
| Locked rotor torque | 260 % |
| Breakdown torque | 260 % |
| Locked rotor time | 45s (cold) 25s (hot) |
| Design | A |
|---|---|
| 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 | IP55 |
| Enclosure | IC411 - TEFC |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Noise level² | 78.0 dB(A) |
| Approx. weight³ | 3507 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% |
|---|---|---|
|
95.4 |
95.8 |
96.2 |
Power factor
| 50% | 75% | 100% |
|---|---|---|
|
0.67 |
0.77 |
0.82 |
Features
| Frame Material | Cast Iron |
|---|---|
| Impregnation Method | Constant Resin Flow |
| Regreasing System | At Drive end and Non-drive end |
| Space Heater Voltage | 200 - 240 V |
| Main terminal box hole | 2xNPT 3" |
| Terminal Block | Without |
| Shaft Locking Device | With |
| Drain | Rubber, automatic |
| Shaft Material | SAE 4140 Carbon Steel |
| Painting | RAL 5009 203A (ISO 12944 - C2) |
| Grounding Lugs | Double |
| Fan Cover material | Cast Iron |
| Tropicalized Painting | Without |
| Fan material | Aluminum |
| Bearing cap | Yes- Bearing Cap |
| Winding thermal protection | Thermostat - 2 wires 1 per phase 155°C |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
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Bearing details
| Drive End | Non Drive End | |
|---|---|---|
| Bearing type | NU-324 C3 | 6319 C3 |
| Sealing | Taconite Labyrinth | Taconite Labyrinth |
| Lubrication interval | 3000 h | 8000 h |
| Lubricant amount | 72 g | 45 g |
| Grease Type | Mobil Polyrex EM | |
Foundation loads
| Max. traction | Max. compression |
|---|---|
| 3739 lb | 7245 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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