A 6 pole, 230V, 60 H z. Y connected three-phase induction motor has the following parameters on a per-phase basis: R1 = 0.5 2, R2 = 0.25 2, X1 = 0.75 2, X2 = 0.5 2, Xm= 100 2 and Rc = 500 2. The friction and windage loss is 150 W. Determine the efficiency and the speed of the motor at its rated slip of 2.5%. Assume using exact equivalent circuit.

A 6 pole, 230V, 60 H z. Y connected three-phase induction motor has the following parameters on a per-phase basis: R1 = 0.5 2, R2 = 0.25 2, X1 = 0.75 2, X2 = 0.5 2, Xm= 100 2 and Rc = 500 2. The friction and windage loss is 150 W. Determine the efficiency and the speed of the motor at its rated slip of 2.5%. Assume using exact equivalent circuit.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

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