A 6-pole, 3-phase, 550 V, 50 Hz induction motor develops a power of 22.38 (10) kW at a speed of 950 rpm. The mechanical losses are 1.492 kW and the power factor is 0.88. Calculate for this load (i) the slip (ii) the rotor copper loss (iii) the total input if the stator losses are 2000 W (iv) the efficiency (v) the line current

A 6-pole, 3-phase, 550 V, 50 Hz induction motor develops a power of 22.38 (10) kW at a speed of 950 rpm. The mechanical losses are 1.492 kW and the power factor is 0.88. Calculate for this load (i) the slip (ii) the rotor copper loss (iii) the total input if the stator losses are 2000 W (iv) the efficiency (v) the line current

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter8: Basic Electric Motors

Section: Chapter Questions

Problem 14RQ

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