A 30 induction motor has a 4-pole, Y-connected stator winding. The motor runs on a 50Hz supply with 200V between lines. The rotor resistance and reactance per phase are 0.102 and 0.992 respectively. Calculate: a) The gross torque at 4% slip in N-m b) The maximum torque in ft-lbs The ratio of rotor to stator turns is 0.67.

A 30 induction motor has a 4-pole, Y-connected stator winding. The motor runs on a 50Hz supply with 200V between lines. The rotor resistance and reactance per phase are 0.102 and 0.992 respectively. Calculate: a) The gross torque at 4% slip in N-m b) The maximum torque in ft-lbs The ratio of rotor to stator turns is 0.67.

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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