A 240 V, 60 Hz, Delta connected, 870 r.p.m., Eight poles, Three-Phase Induction Motor has the following per phase parameters: R1 = 0.07, R2 = 0.05, X1 = X2 = 0.2, Xm = 6.5, Draw the approximate equivalent circuit and determine the following: I. Starting Torque II. Maximum Torque III. Rated Torque IV. Stator Current V. Power Factor VI. Input Power VII. Rotor Current Magnetizing Current IX. VIII. Stator copper loss х. Rotor copper loss

A 240 V, 60 Hz, Delta connected, 870 r.p.m., Eight poles, Three-Phase Induction Motor has the following per phase parameters: R1 = 0.07, R2 = 0.05, X1 = X2 = 0.2, Xm = 6.5, Draw the approximate equivalent circuit and determine the following: I. Starting Torque II. Maximum Torque III. Rated Torque IV. Stator Current V. Power Factor VI. Input Power VII. Rotor Current Magnetizing Current IX. VIII. Stator copper loss х. Rotor copper loss

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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