General Description
This course is applicable to A.C. motor controls using
wound rotor and squirrel cage motors with relays for
speed and torque control. The course covers system
theory, wiring, adjustments and trouble shooting in
both a classroom and laboratory environment.

Course Objectives
• Understand A.C. wound rotor motor operation
• Use system schematics to explain relay logic
• Properly test and adjust the electrical system
• Identify and correct common control problems
• Troubleshoot the system to the faulty component

Course Outline
• Typical crane layout
• A.C. motor theory
• Motor control circuits
• Acceleration control
• System testing and troubleshooting
(hands-on)
• Tour of motor and magnetorque
manufacturing facility