QIA 380 V, 50 Hz, 3-phase, star-connected induction motor has the following equivalent circuitparameters per phase referred to the stator:Stator winding resistance, R1 1.5 2; rotor winding resistance, R2' 1.2 2; total leakage reactance perphase referred to the stator, X, + X2' = 5.0 2; magnetizing current, I, (1- j5) A.Calculate the stator current, power factor and electromagnetic torque when the machine runs at a speedof 930 rpm.

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QI A 380 V, 50 Hz, 3-phase, star-connected induction motor has the following equivalent circuit parameters per phase referred to the stator: Stator winding resistance, R1 1.5 2; rotor winding resistance, R:' 1.2 2; total leakage reactance per phase referred to the stator, X, + X;' 5.0 2; magnetizing current, I, (1-j5) A. Calculate the stator current, power factor and electromagnetic torque when the machine runs at a speed of 930 rpm.

QI A 380 V, 50 Hz, 3-phase, star-connected induction motor has the following equivalent circuit parameters per phase referred to the stator: Stator winding resistance, R1 1.5 2; rotor winding resistance, R:' 1.2 2; total leakage reactance per phase referred to the stator, X, + X;' 5.0 2; magnetizing current, I, (1-j5) A. Calculate the stator current, power factor and electromagnetic torque when the machine runs at a speed of 930 rpm.

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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