A 208 V, 60 Hz, 2-pole, Y-connected induction motor is rated at 16 hp. Its equivalent circuit components have the following values: (R1 = 0.200 ohm, X1 =0.410 ohm); (R2 = 0.120 ohm, X2 = 0.410 ohm); Xm = 15.0 ohm. Rotor slip is 4.5% at the rated voltage and frequency. Mechanical and core losses are 230W and 200W respectively. Find (a) rotor speed (b) line current and motor p.f (c) Air-gap and converted power (d) Induced torque

A 208 V, 60 Hz, 2-pole, Y-connected induction motor is rated at 16 hp. Its equivalent circuit components have the following values: (R1 = 0.200 ohm, X1 =0.410 ohm); (R2 = 0.120 ohm, X2 = 0.410 ohm); Xm = 15.0 ohm. Rotor slip is 4.5% at the rated voltage and frequency. Mechanical and core losses are 230W and 200W respectively. Find (a) rotor speed (b) line current and motor p.f (c) Air-gap and converted power (d) Induced torque

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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