Blue Chip Series® Crusher Duty Motors


This brochure highlights the Blue Chip Series® Crusher Duty Motors by Marathon Motors, designed for demanding aggregate environments. These severe duty TEFC motors deliver exceptional performance, extended life, and reduced maintenance through high-efficiency standards, advanced bearing systems, and robust construction.

Key Points

  • Built tough for the aggregate industry with TEFC cast iron construction
  • Advanced bearing system with oversized roller bearings and high-temp grease
  • 4140 high strength steel shaft for demanding belted loads
  • Suitable for various start methods including wye-delta, part winding, inverter
  • Meets or exceeds NEMA Premium® efficiency standards
  • Class F insulation with Class B temperature rise for extended motor life
  • Designed for crusher applications: cone, jaw, roller crushers, impactors, and pulverizers
  • IP55 rating for dust and water jet protection