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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 27, Problem 4SQ
Textbook Problem
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How are reduced voltages obtained from autotransformer starters?

To determine

Explain the process of the reduced voltages obtained from an autotransformer starter.

Explanation of Solution

An autotransformer is single winding device. The one winding can be act as a primary winding and the secondary winding. The output voltage is obtained on the secondary side with the help of the connecting taps on the winding. The taps arrangement is designed as to result the different reduced output voltages approximately 50%, 60%, or 80% of the line voltage...

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