CMG HGA Series Electric Motor

Marathon (CMG) HGA Series Three Phase Electric Motor

HGA motors are high efficient, enhanced performance motors. These motors offer low temperature rise and excellent electrical characteristics, with the robust strength of cast iron. HGA motors are available for hazardous locations Ex e, Ex nA, and Ex tD.

Manufacturer: Regal / Marathon (CMG)

Call us on 08 8162 5957 for pricing on this product


$ 0.00

SKU: CMG HGA Series Three Phase Electric Motor. Categories: , , .

Marathon (CMG) HGA Series Electric Motor

Marathon (CMG) HGA Series Electric Motor are three phase squirrel cage TEFC (Totally Enclosed Fan Cooled), with IEC frame sizes from 80 to 315, with CENELEC frame allocation as standard. They combine excellent electrical characteristics with the robust strength of cast iron. All units are supplied with F Class insulation, with temperature rise being limited to less than 80K (unless otherwise marked). This provides the end user with a wide safety margin under general operating conditions.


  • Three Phase
  • Cast Iron
  • Squirrel Cage
  • MEPS2 Compliant (Eff1)
  • 2, 4, 6, 8 and 10 pole
  • IP55
  • 0.37 to 315kW
  • Frames 71 to 355
  • Multi Speed
  • 2 Year Warranty
  • Generous Service Factors
  • Mining specification versions available
  • Left hand or top mount terminal box versions also available


In adition to the standard HGA design, the range includes:

  • HGAB – Brake motors
  • HGAE – Hazardous location Ex e
  • HGAN – Hazardous location Ex nA
  • HGAD – Hazardous location Ex tD
  • HGABD – Hazardous location Ex tD, Brake motors
  • HGAS – Smokespill application
  • HGAC – Cooling tower application
  • HGAR – Airstream rated for Axial flow fans
  • HGAH – High ambient temperature application
  • HGAHS – H Class smokespill application


  • Spokespill applications
  • Airstream motors for axial fans
  • Cooling tower motors
  • Mining specification motors
  • Brake motors


Download Marathon (CMG) HGA Series

Products specifications

Power Output 0.37 – 315 kW
Power Supply Three Phase,415 Volt AC, 50 Hz
Motor Speed 2 Pole (3000 rpm)
Motor Speed 4 Pole (1500 rpm)
Motor Speed 6 Pole (1000 rpm)
Motor Speed 8 Pole (750 rpm)
Mount Type B3 Foot Mount
Mount Type B5 Flange Mount (Large)
Mount Type B14 Flange Mount (Small)
Mount Type B3/B5 Foot & Flange Mount
Hazardous Area Types Ex’e’
Hazardous Area Types Ex’nA’ (Formerly ExN)
Hazardous Area Types Ex’td’ (Formerly DIP)