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Q.2 A Y-connected 300 V, 50 Hz, 8-pole (class A) induction motor was tested to determine its equivalent circuit parameters. Test results are given below: 300 V, 50 Hz, 18 A, 3 kW 100 V, 20 Hz, 120 A, 8 kW No load test: Locked rotor test: DC test: 12 V, 50 A a. Determine the parameters of the equivalent circuit. b. The motor is connected to a 3-phase, 423 V, 50 Hz supply and runs at 715 rpm. Determine the starting torque of the motor at this condition.

Q.2 A Y-connected 300 V, 50 Hz, 8-pole (class A) induction motor was tested to determine its equivalent circuit parameters. Test results are given below: 300 V, 50 Hz, 18 A, 3 kW 100 V, 20 Hz, 120 A, 8 kW No load test: Locked rotor test: DC test: 12 V, 50 A a. Determine the parameters of the equivalent circuit. b. The motor is connected to a 3-phase, 423 V, 50 Hz supply and runs at 715 rpm. Determine the starting torque of the motor at this condition.

Introductory Circuit Analysis (13th Edition)
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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Q.2 A Y-connected 300 V, 50 Hz, 8-pole (class A) induction motor was tested to determine its equivalent circuit parameters. Test results are given below: No load test: 300 V, 50 Hz, 18 A, 3 kW Locked rotor test: 100 V, 20 Hz, 120 A, 8 kW DC test: 12 V, 50 A a. Determine the parameters of the equivalent circuit. b. The motor is connected to a 3-phase, 423 V, 50 Hz supply and runs at 715 rpm. Determine the starting torque of the motor at this condition.
Transcribed Image Text:Q.2 A Y-connected 300 V, 50 Hz, 8-pole (class A) induction motor was tested to determine its equivalent circuit parameters. Test results are given below: No load test: 300 V, 50 Hz, 18 A, 3 kW Locked rotor test: 100 V, 20 Hz, 120 A, 8 kW DC test: 12 V, 50 A a. Determine the parameters of the equivalent circuit. b. The motor is connected to a 3-phase, 423 V, 50 Hz supply and runs at 715 rpm. Determine the starting torque of the motor at this condition.
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