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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 4, Problem 6SQ
Textbook Problem
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The symbol shown is a

Chapter 4, Problem 6SQ, The symbol shown is a a. normally closed float switch. b. normally open held closed float switch. c.

a. normally closed float switch.

b. normally open held closed float switch.

c. normally open float switch.

d. normally closed held open float switch.

To determine

Choose the correct option that represents the symbol in the given question.

Explanation of Solution

Discussion:

Motor control circuits depend on sensing devices to decide what conditions are occurring.

Sensing devices act like a sense of the body.

Few switches are used in conjunction with other symbols to represent different kinds of sensing switches.

The symbol for a float switch illustrates a ball float, which is drawn by adding a circle to a line.

Float switch is a device that raises or lowers the float of a liquid in order to fill or empty the tank...

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