NEMA 표준 60Hz
 
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제목 TEFC - NEMA Premium Efficiency Motors


Applications
  • Chemical plants
  • Compressors
  • Pulp and paper mills
  • Crushers
  • Refineries
  • Pumps
  • Steel mills
  • Fans
  • Cement mills
  • Packaging equipment
  • Other severe duty applications
Standard Features
  • Output: 1 up to 500HP
  • Single voltage - Self ventilated (TEFC)
  • Cast iron frames (143 up to 586/7)
  • Mounting: B3R
  • Degree of Protection: IP55
  • Without terminal block
  • Squirrel cage rotor/Aluminium die cast
  • V'Ring on both endshields
  • Stainless steel nameplate AISI 316
  • Class "F" insulation
  • Continuous duty - S1
  • Ambient temperature: 40°C (104°F), 1000 m.a.s.l. (3300 ft)
  • Regreasing nipples from frame 254T and above
  • Thermistors (1 per phase) fitted in frame 324T and above
  • NPT thread cable entries in terminal box
  • Suitable for Inverter Duty applications*
  • Epoxy based paint plan: RAL 5010
*For additional details about Inverter operation, please contact our technical support.
*Special Insulation for voltage above 575V
Optional Features
  • Degree of Protection: IP56, IP65 or IP66
  • Other mounting configurations
  • Ventilation Motor, TEAO
  • Forced Ventilation, TEBC
  • Thermal protection:
    • Thermistors for frame 286T and below (Standard for frame 324T and above)
    • Thermostats
    • RTD-PT 100
  • Space heaters
  • Class "H" insulation
  • Roller bearings for frame 254T and above
Classification
CSA Standard:

Div 2; Groups B, C and D

Certification:

UL E104590 (Non-Hazardous area)
CSA LR 50962