| BRAND | Helmke |
| Product | DOR280M-04-2G |
| Internal code | IMP4161102 |
| Technical specification | 1.Flange Mounted Squirrel cage Vertical AC Induction Motor(TEFC) 2.Model or Type/ Frame - DOR280M-04-2G 3. Output - 90 KW 4. Frequency - 50 Hz 5. Poles - 4 6. Rated Speed - 1475 (Minimum) 7. Rated Voltage - 400-415 VAC, 50HZ 8. Rated Current - 158 A 9. Insulation Class - F 10. Duty Cycle - S1 11. Ambient temp - - 20°C to + 60°C 12. IP - 65 (OutDoor Type) 13. Power factor - 90% (Minimum) 14. Efficiency - 94%(Minimumm) 15. Dynamic balancing - 16. Overload Capacity - 1.5 Times of the rated current for minimum 02 minutes. 17. Voltage Tollerance - +/- 5%. 18. Winding Material - Copper 19. Mounting Type - IM 3001 (MVI) 20. Body materials - Cast Iron 21. Allocating of bearing - Ball Bearing as Per DIN 625. 22. Mounting Dimension: a) Outer dia of the Flange - 550 mm. b) Spigot dia x heigth - 450Ø mm x 5 mm c) Pitch Circle dia - 500Ø mm d) Hole dia - 19Ø mm e) No. of Hole - 08 Nos. f) Shaft dia - 75Ø mm g) Extension of shaft from Seating flange - 140 mm |
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