Understanding Motor Controls
Understanding Motor Controls
4th Edition
ISBN: 9781337798686
Author: Stephen L. Herman
Publisher: Delmar Cengage Learning
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Chapter 4, Problem 1RQ
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Identify the two basic types of overload relays.

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Explanation of Solution

Overload relays are used to protect the motor from overloading by sensing the current flow in the motor.

The two basic types of overload relays are as follows:

  • Thermal overload relay
  • Magnetic overload relay

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