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Induction Motor Speed Control Basics

Publication date: 
March 2019
Mike Howell, EASA Technical Support Specialist
Type of media: 
Webinar recording
Recording duration: 
60 minutes

Induction motors are most often applied to what are essentially constant speed drive applications. However, the use of induction motors in variable speed applications continues to grow, primarily due to technology advances in power electronics. This webinar will review speed control basics for induction machines.

  • Wound-rotor motor speed control
  • Squirrel-cage speed control by pole changing
  • Squirrel-cage motor speed control by variable voltage, fixed frequency
  • Squirrel-cage speed control by variable voltage, variable frequency
Target audience: 

This webinar benefits service center technicians and supervisors

AC motors
Winding connections