1. A 500 V. 6-pole, 60 Hz, 3-phase induction motor develops 20 Hp output when running at 1194 rpm. The power factor and efficiency are 0.87 and 80% respectively. The stator copper loss and core loss amount to 1500 W. What is the rotor copper loss? I

1. A 500 V. 6-pole, 60 Hz, 3-phase induction motor develops 20 Hp output when running at 1194 rpm. The power factor and efficiency are 0.87 and 80% respectively. The stator copper loss and core loss amount to 1500 W. What is the rotor copper loss? I

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

1. A 500 V. 6-pole, 60 Hz, 3-phase induction motor develops 20 Hp output when
running at 1194 rpm. The power factor and efficiency are 0.87 and 80%
respectively. The stator copper loss and core loss amount to 1500 W. What is
the rotor copper loss?
I

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