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Explosion Proof - NEMA Premium Efficiency Motors
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Explosion Proof - NEMA Premium Efficiency Motors


WEG Explosion Proof motors are suitable for applications requiring UL or CSA certification for hazardous locations. Thermally protected with thermostats, all motors manufactured are submitted to hydrostatic as well as other routine testing at the factory to ensure compliance to the required specifications. WEG NEMA Premium Efficiency Explosion Proof motors are specifically designed to meet or exceed all EPAct requirements for energy efficiency.

  • Petroleum and gasoline
  • Flour / feed mills
  • Grain elevators
  • Fans
  • Pumps
  • Blowers
  • Material handling equipment
  • Other applications requiring motors UL or CSA listed for hazardous locations
Standard Features
  • Efficiency Certification number CC029A according to US Department of Energy Regulations
  • Three-phase, 60Hz
  • Voltage: 208-230/460, 460 or 575V
  • Squirrel cage rotor / Aluminum die cast
  • Totally Enclosed Fan Cooled - TEFC (IP54)
  • Ball bearings are supplied as standard
  • Cast iron frame
  • Class 'F' insulation
  • Temperature rise: Class 'B' (80ºC)
  • Service factor: 1.15
  • Inverter Duty as per CSA Standard (LR50962)
  • NEMA dimensions
  • NEMA ratings design 'B'
  • Continuous Duty (S1)
  • 104ºF (40ºC) ambient temperature
  • Altitude: 3300 ft (1000 m)
  • 1045 Carbon Steel Shaft for frames up to 365T
  • 4140 steel shaft for motors 404T and above. (3600 RPM motors supplied with 1045)
  • Class 'F' insulation for all frames
  • Class 'H' impregnation resin
  • F1 mount
  • Stainless steel nameplate
  • Paint: Synthetic Enamel alkyd resin base (exceeds ASTM B117 salt spray test)
  • Color: RAL 5009 - Blue
  • NPT threaded terminal box
  • Non-sparking fan
  • Thermostats
  • Greasing fitting from 3647T up to 586/7
Optional Features
  • Special Voltages and frequency
  • Stainless steel shaft
  • C and D flanges
  • F2 mount

Note: Motors are tested according to IEEE 112 std. – method ‘B’ or C390 CSA

  • Design B torque rating on nameplate can be re-plated for design C for 15-200Hp 1800 and 1200 rpm

    Energy efficiency motors verified by UL in addition to the DOE.

    CSA and UL approved

    CSA approved - File LR 50962
    Division I, class I, groups C and D
    Division I, class II, groups F and G

    UL approved - File E 87848
    Temperature code T4
    Frame 143T up to 326T
    Division I, class I, groups C and D
    Division I, class II, grops F and G

    Frame 364T up to 586/7
    Temperature code T3C
    Division I, class I, groups C and D
    Division I, class II, groups F and G*
    * For group G, Service Factor 1.0


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