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Explosion Proof Drill Rig Duty Motors

Designed for on and off shore drill rig service, bulk fuel terminals, and transfer stations. Designed to withstand hazardous-duty applications with demanding service factor needs. Labyrinth style recess shaft slinger increases bearing life and multiplies durability. Engineered to withstand high humidity environments with a special breather drain that prevents condensation built up.


  • Single and three phase (1/2 – 200 hp)
  • NEMA Frames 143T – 447T
  • Foot mounted and C-face footed design 
  • 230/460, 460, 575 volts
  • UL & CSA certification
  • Class I Group C&D
  • Inverter-Duty, 1hp and up
  • IP55 enclosure marked on nameplate
  • Totally enclosed, robust steel and cast iron frame designs
  • 1.15 SF, Class F insulation, 40⁰C ambient
  • Normally closed thermostats
  • Threaded lead inlet
  • DE shaft slinger, UL breather drains
  • NEMA Premium® efficiency with a 3 year warranty

Common Applications

  • Pumps
  • Compressors
  • Fan and blowers
  • Conveyors

Common industries

  • On and off shore drill rig service
  • Bulk fuel terminals
  • Transfer stations
  • Chemical, oil & gas
  • Division 1 hazardous areas

Key documents / links