parts 4 and 5 1. A three phase, 20-hp, 60 Hz, 220-V, 4-pole induction motor is operated at rated voltage andrated frequency. The induction motor has the following impedances referred to the stator inΩ phase: R-0.30 Ω, Χχ,-0.5Ω; R, -0.2 Ω , Χ, =0.5Ω; X-15Ω . The totalrotational losses is 500 W and the slip is 3%. Calculate the following1. motor rotation speed.2. Input current.3. Input power factor4. Torque.5. Efficiency of the motor.

during the calculation of torque and efficiency of the motor, there are various types of parameters…

1. A three phase, 20-hp, 60 Hz, 220-V, 4-pole induction motor is operated at rated voltage and rated frequency. The induction motor has the following impedances referred to the stator in Ω /phase: R,-0.30 Ω , X, -0.5Ω; R.-0.2Ω, X, =0.5Ω; Χ,= 15Ω . The total rotational losses is 500 W and the slip is 3%. Calculate the following 1. motor rotation speed. 2. Input current. 3. Input power factor 4. Torque. 5. Efficiency of the motor.

1. A three phase, 20-hp, 60 Hz, 220-V, 4-pole induction motor is operated at rated voltage and rated frequency. The induction motor has the following impedances referred to the stator in Ω /phase: R,-0.30 Ω , X, -0.5Ω; R.-0.2Ω, X, =0.5Ω; Χ,= 15Ω . The total rotational losses is 500 W and the slip is 3%. Calculate the following 1. motor rotation speed. 2. Input current. 3. Input power factor 4. Torque. 5. Efficiency of the motor.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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