Electric Motor Control
Electric Motor Control
10th Edition
ISBN: 9781133702818
Author: Herman
Publisher: CENGAGE L
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Chapter 46, Problem 8SQ
To determine

Explain the use made of double break contacts or the contacts connected in series such as FA relay contacts across the rheostat and contact M in the armature circuit in Figure 46-4.

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List the probable causes if the armature dos notable release after the magnetic starter is de - energized .
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