A 3 phase 60Hz, 60 pole induction motor delivers 25 HP at 1,150 rpm. If the rotor copper loss is 300 watts, what is the rotor power input? a. 7,194 w              b. 6, 194 w b. 8, 194 w             d. 5,194 w

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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A 3 phase 60Hz, 60 pole induction motor delivers 25 HP at 1,150 rpm. If the rotor copper loss is 300 watts, what is the rotor power input?

a. 7,194 w              b. 6, 194 w

b. 8, 194 w             d. 5,194 w

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