Standard Squirrel Cage TEFC Motors

 Improved Efficiency eff2.

  Type MA -0.12kW-90kW, Frame 63-280M

All motors comply with the following Indian and international standards

Salient features of TEFC Standard Motors

BBL motors can be continuously overloaded by 10% or can be used up to ambient temperature of 55C. Temperature rise will be as per Class F limits

  All motors are with degree of protection IP55

  All motors up to 280M frame are designed for 50C ambient

  2Z Bearings are standard up to 180L frame which are filled with high temperature grease suitable up to 140C

  On line re greasing provided from frame 225 onwards

  SKF or equivalent make bearings are used and directly procured from the bearing manufacturers

  Terminal boxes are large and can be rotated in steps of 90

  Terminal Box location can be changed from RHS to LHS at site

  Rotors are dynamically balanced with half key

  All foot mounted motors are with integral cast feet

  Outer bearing covers are integral with end shield / flange

  V Rings are used in IP55 motors and no reduction in efficiencies as compared to IP44 motors

  Additional anti tracking protective coating of air drying varnish is applied on the winding overhangs

  Cooling fans are of aerodynamic design resulting in low noise and are bi-directional

  Standard Motors are suitable for mounting with any shaft orientation

  Performance chart for eff2 motors

  2 Pole Motors

  4 Pole Motors

  6 Pole Motors

  8 Pole Motors

  TB Top Motors