Totally Enclosed Fan Cooled Motor

Totally Enclosed Fan Cooled Motor

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NAFFCO

Totally Enclosed Fan Cooled Motor

National Motors’ NM Series consists of motors designed for fire pump applications as specified in NFPA 20. These three-phase horizontal low-voltage squirrel-cage medium induction motors are constructed and manufactured as per the requirements of NEMA MG 1 standard Design B.

Totally Enclosed Fan Cooled Enclosures provide better protection and seals inner windings, contacts and bearings from outside environment including dust, airborne contaminants and many other weather disturbances.

 

Brand

NAFFCO

Features

  1. Frequency: 50 & 60 Hz
  2. 1.15 Service Factor
  3. 50°C Ambient Temperature rating
  4. High Quality Ball Bearing
  5. UL File No. EX26863
  6. Stainless Steel name plate
  7. RAL 3000 Standard red painted
  8. IP55 Degree of Protection
  9. Altitude rating of 1000 meters above sea level
  10. F1 foot mounting
  11. Suitable for various standard starters such as across the line, wye-delta, soft starter etc.

Ratings

SERIES: NM, TEFC ENCLOSURE 2 POLE

Rated Output10 HP – 500 HP
Rated Voltage380-400-415v (50Hz), 208-230v* (60Hz), 380-400v (60Hz), 440-460v (60Hz) & 575 (60Hz)
Rated Speed2923 – 2980 (50Hz) & 3506 – 3575 (60Hz)

*Motors rated at this voltage are available only for power ratings from 15 to 100 Hp.

4 POLE

Rated Output10 HP – 400 HP
Rated Voltage380-415v (50Hz), 208-230v* (60Hz), 380-400v (60Hz), 460v (60Hz) & 575v (60Hz)
Rated Speed1460-1480 RPM (50Hz) & 1750 -1780 RPM (60Hz)

** Motors rated at this voltage are available only for power ratings from 15 to 100 Hp.

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