It is desired to install a 3-phase cage induction motor restricting the maximum line current drawn from a 400 V 3-phase supply to 120 A if the starting current is 6 times full load current, what is the maximum permissible full load kVA of the motor •when i. It is directly connected to the mains ii. It is connected through an auto-transformer with tannina or onÓ tapnir

It is desired to install a 3-phase cage induction motor restricting the maximum line current drawn from a 400 V 3-phase supply to 120 A if the starting current is 6 times full load current, what is the maximum permissible full load kVA of the motor •when i. It is directly connected to the mains ii. It is connected through an auto-transformer with tannina or onÓ tapnir

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter28: Three-phase Transformers

Section: Chapter Questions

Problem 2PA

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