A 10Hp, 550V, 60Hz, 3-phase induction motor has a starting torque of 160% of full load torque and a starting current of 425% of full load current. If the motor is used on a 440V, 60Hz system, what will be the starting torque expressed in percent of its full load value?

A 10Hp, 550V, 60Hz, 3-phase induction motor has a starting torque of 160% of full load torque and a starting current of 425% of full load current. If the motor is used on a 440V, 60Hz system, what will be the starting torque expressed in percent of its full load value?

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter32: Three-phase Motors

Section: Chapter Questions

Problem 13RQ: A squirrel-cage induction motor is operating at 1175 RPM and producing a torque of 22 Ib-ft. What is...

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Concept explainers

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.

Question

A 10Hp, 550V, 60Hz, 3-phase induction motor has a starting torque of
160% of full load torque and a starting current of 425% of full load
current. If the motor is used on a 440V, 60Hz system, what will be the
starting torque expressed in percent of its full load value?

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