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the minimum number of overload unit(s) required for a three-phase, alternating current motor

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter34: Motor Installation

Section: Chapter Questions

Problem 1RQ: Which NEC table is used to determine the full -load running current for single-phase motors?

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Question

Assuming that the listed exception doesn't apply, the NEC states that the minimum number of overload
unit(s) required for a three-phase, alternating current motor shall be

A. three.

B. two.

C. one.

D. four.

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