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Engineering
Electrical EngineeringElectric Motor Control10th Edition
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What is the purpose of interlocking?

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Electric Motor Control

10th Edition
Herman
Publisher: CENGAGE L
ISBN: 9781133702818

Solutions

Chapter
Section
Problem 1SQ
Problem 2SQ
Problem 3SQ
Problem 4SQ
Problem 5SQ
Problem 6SQ
Problem 7SQ
Problem 8SQ
Problem 10SQ
Problem 11SQ
Problem 12SQ
Problem 13SQ
BuyFindarrow_forward

Electric Motor Control

10th Edition
Herman
Publisher: CENGAGE L
ISBN: 9781133702818
Chapter 21, Problem 2SQ
Textbook Problem
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What is the purpose of interlocking?

To determine

Explain the purpose of interlocking.

Explanation of Solution

The rotational direction of a three-phase motor can be reversed by interchanging any two motor terminals to the line. The reversal of direction of the motor is accomplished by the reversing the starters with the help of two contactors; one is used for the forward direction and another is used for the reverse direction...

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Chapter 21 Solutions

Electric Motor Control
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Ch. 21 - How is a change in the direction of rotation of a...Ch. 21 - What is the purpose of interlocking?Ch. 21 - If a reversing control circuit contains...Ch. 21 - How is auxiliary contact interlocking achieved on...Ch. 21 - After the forward coil has been energized, is the...Ch. 21 - If a mechanical interlock is the only means of...Ch. 21 - If pilot lights are to indicate which coil is...Ch. 21 - What is the sequence of the operations if the...Ch. 21 - In place of the push buttons in Figure 214, draw a...Ch. 21 - From the elementary drawing in Figure 2110,...
Ch. 21 - Convert the control circuit only, Figure 2111,...Ch. 21 - Draw a standard duty selector switch to select...

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