AURORA’s Design “B” Energy Efficient and Design “C” High Torque motors are designed to  withstand the most demanding severe duty application requirements. These TEFC motors are all cast iron construction, with enclosures rated IP55 to handle wet and extremely dirty applications. The AURORA line is conservatively rated at a 1.15 Service Factor on all HP ratings. This line is also rated for dual frequency and dual voltage. All motors are inverter capable with a VFD between 10-90Hz.


» Standard Features

  • Torque exceeds NEMA Design “C requirements
  • Design “B” meets EPACT requirements
  • IPW 55 protection for water and dust tight enclosure
  • 1.15 S.F conservatively rated
  • Oversize bearing (same size both ends)
  • Three Phase, II, IV, VI, AND VIII POLE, 60Hz
  • 12 leads-Voltage:208-230/460V, 200V, 460V or 575
  • Double lip seals ( both ends) to keep moisture out
  • Cast iron conduit box
  • Regreasable bearings (including 140 frames) Highly durable 4140 shaft material
  • Class “B” temp rise
  • Class ‘F” insulation
  • Stainless steel nameplate
  • F1 or F2 capable due to symmetrical casting
  • Die cast aluminum rotor
  • Non corrosive fan
  • Fasteners are American threads and nickel plated
  • Ground lug in conduit box
  • Double VPI treatment on windings
  • Dual mounting holes
  • Advanced quad frame design

» Applications

  • Pumps
  • Fans
  • Crushers
  • Conveyors
  • Machine tools
  • Milling applications
  • Packaging equipment
  • Cooling
  • Woodworking
  • Grinders
  • Looms
  • Elevators
  • Presses
  • Centrifugal machines
  • Other Sever Duty applications

» Optional Features

  • Specially designed shafts
  • Space heaters
  • Thermostats
  • Cast iron fan shroud
  • “C” & “D” flanges for all ratings
  • Copper bar rotor


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