7. A 3-phase, 4 pole, 230 V, 60 Hz wound-rotor induction motor has both its stator and rotor connected in Y. The rotor has half as many turns per phase as the stator. If the rotor is running at 1725 rpm, Rr is 0.075 ohms and Xs = 0.375 ohms, determine the torque developed by the motor.

7. A 3-phase, 4 pole, 230 V, 60 Hz wound-rotor induction motor has both its stator and rotor connected in Y. The rotor has half as many turns per phase as the stator. If the rotor is running at 1725 rpm, Rr is 0.075 ohms and Xs = 0.375 ohms, determine the torque developed by the motor.

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 13RQ: A squirrel-cage induction motor is operating at 1175 RPM and producing a torque of 22 Ib-ft. What is...

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7. A 3-phase, 4 pole, 230 V, 60 Hz wound-rotor induction motor has both its stator and rotor
connected in Y. The rotor has half as many turns per phase as the stator. If the rotor is running
at 1725 rpm, Rr is 0.075 ohms and Xs = 0.375 ohms, determine the torque developed by the
motor.

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