A 410V, 3-phase Induction motor has output of 20HP and operates at power factor of 0.8 lagging with an efficiency of 87%. Calculate the reading on each of the two wattmeter connected to measure the input. [ The value of Pj is = %3D

A 410V, 3-phase Induction motor has output of 20HP and operates at power factor of 0.8 lagging with an efficiency of 87%. Calculate the reading on each of the two wattmeter connected to measure the input. [ The value of Pj is = %3D

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter31: Three-phase Alternators

Section: Chapter Questions

Problem 1RQ: What conditions must be met before two alternators can be paralleled together?

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Question

A 410V, 3-phase Induction motor has output of
20HP and operates at power factor of 0.8 lagging
with an efficiency of 87%. Calculate the reading on
each of the two wattmeter connected to measure
the input. [
The value of P, is =
The value of P2 is =

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