Answered: Determine the KVAR rating of the…

Determine the KVAR rating of the capacitor connected in each phase. Also comment on the type of supplied KVAR, Whether it is unity, leading or lagging.

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

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter7: Alternating Current, Power Distribution, And Voltage Systems

Section: Chapter Questions

Problem 7RQ

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Question

A 3-Φ, 5 KW induction motor has a p.f of 0.75 lagging. A bank of capacitors is connected in delta across the supply terminals and p.f raised to 0.9 lagging. Determine the KVAR rating of the capacitor connected in each phase. Also comment on the type of supplied KVAR, Whether it is unity, leading or lagging.

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