Blue Chip Severe Duty

Marathon Blue Chip Severe Duty motors:


Severe Duty / Automotive duty, Three phase Totally Enclosed motors


0.75HP to 450HP

NEMA Premium® Efficiency

20:1 or 1000:1


  • Bearing Current Protection (BCP), as noted
  • Blue Chip® quality, 100% cast iron construction for rigidity

and reduced vibration

  • Provisions to add stub shaft for an encoder (182T-449T, TEFC only)
  • Internal and external epoxy paint
  • MAX GUARD® Class F insulation system
  • Constant Torque speed range is listed in CT SPEED RANGE column
  • 1.15 Service Factor on sinewave, 1.0 Service Factor on IGBT power
  • Bearing caps (254T and larger)
  • Precision balanced to .08”/sec
  • Extended grease tubes, regreasable in service
  • Brass drain and breather
  • Meets IEEE45 USCG Marine Duty, IP54 Construction
  • Meets Ford EM1 Automotive Duty Specification
  • BCP (-P) models are not certified for Hazardous Duty

Division 2 locations

  • Hazardous Duty™ Division 2 CSA certification nameplate
  • Division 2 / Zone 2 Class I (gases), Groups A, B, C, D
  • Meets temperature code T2B
  • Actual test and vibration data supplied with each motor
  • Ball bearings (except as noted)
  • UL Recognized (through 449T) and CSA Certified and CE Marked
  • Three year warranty

Blue Chip Severe Duty