A 400 V, 50 Hz, 4-pole, 3-phase, star-connected induction motor has per phase statorimpedance Z, = (0.7 + j0.3) 2 and per phase rotor impedance referred to stator side Z =%3D(0.08 + j0.3) 2. The per phase magnetizing reactance is 10 2 and resistance representingcore-loss is 50 2. The slip is 4%. Using approximate equivalent circuit, calculate (i) statorcurrent and stator power factor, (ii) developed torque, and (iii) gross efficiency.

Answered: Image /qna-images/answer/b841a8c8-359f-4245-b9e1-574302caf973.jpg

Answered: A 400 V, 50 Hz, 4-pole, 3-phase,…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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