The power input to the rotor of a 440 v, 50-Hz, 6-pole, slip-ring induction motor is 40 kW and the motor runs at 960 r.p.m. The rotor resistance per phase is 0.23 ohms. a.) Determine the value of the rotor current per phase.

The power input to the rotor of a 440 v, 50-Hz, 6-pole, slip-ring induction motor is 40 kW and the motor runs at 960 r.p.m. The rotor resistance per phase is 0.23 ohms. a.) Determine the value of the rotor current per phase.

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 6RQ: Name three factors that determine the torque produced by an induction motor.

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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

The power input to the rotor of a 440 v, 50-Hz, 6-pole, slip-ring induction motor is 40 kW and the
motor runs at 960 r.p.m. The rotor resistance per phase is 0.23 ohms. a.) Determine the value of the rotor
current per phase.

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