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Electric Motor Control

10th Edition
Herman
Publisher: CENGAGE L
ISBN: 9781133702818

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BuyFindarrow_forward

Electric Motor Control

10th Edition
Herman
Publisher: CENGAGE L
ISBN: 9781133702818
Chapter 14, Problem 2SQ
Textbook Problem
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What are the hazards of phase failure and phase reversal?

To determine

State the hazards of phase reversal and phase failure.

Explanation of Solution

In the three-phase motor, any two phases from supply to motor are interchanged to change the motor’s direction of rotation. This action is named as phase reversal.

When the three-phase motor is running, if a fuse blows or the wire connected to motor breaks, the motor will operate in single-phase but the serious over-heating might occur. This situation is known as phase failure...

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