A three phase induction motor take a starting current of 42 ampere when full voltage is apply across in delta connected stator. with the same voltage the current drawn by the star connected motor will be calculate:

A three phase induction motor take a starting current of 42 ampere when full voltage is apply across in delta connected stator. with the same voltage the current drawn by the star connected motor will be calculate:

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter8: Basic Electric Motors

Section: Chapter Questions

Problem 17RQ

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Concept explainers

Speed control of motor

Speed control by DC motor-speed controller is required to realize variable speed drive. Whenever a motor drives a particular load, it is called drive, and variable speed drive refers to a load requiring variable speed. All this is obtained by a DC motor speed controller.

Question

Please solve with explanation Not Directly answers:
A three phase induction motor take a starting current of 42 ampere when full voltage is apply across in delta connected stator. with the same voltage the current drawn by the star connected motor will be calculate:
(A)42A
(B)28A
(C)21A
(D)14A

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