7RN355S08E31U46@3021
250kW motor IEC IE3 3~, 8p, D400/Y690V 50Hz, 355S B5 IC411
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Information
| Weight | 1960 kg |
|---|---|
| Model | 7RN |
| Mounting | B5 |
| Frame IEC | 355 |
| Output (kW) | 250 |
| Voltage 50Hz | D400/Y690V 50Hz |
| Voltage 60Hz | D460V 60Hz |
| Protection class | IP55 |
| Cooling | IC411 |
| Duty | S1 |
| Insulation class | F |
| # of poles | 8 |
| # of phases | 3 |
| Eff.class IEC | IE3 |
| Eff% IEC | 94.6 |
| Inom (A) | 475 |
| Power factor | 0.80 |
| Speed (rpm) | 744 |
| Bearing DE | 6320/C4 |
| Bearing NDE | 6320/C4 |
Note: electrical values in table above are at 50Hz
Description of motor
250 kW General Purpose Low Voltage IEC Motor IE3 744 rpm, 3 phase, 8 pole, D400/Y690V 50Hz, 355S Frame B5, IC411