A 0.5 Hp 2-pole single-phase motor is operated in 240 V 50 Hz network. The motor operates with 3.4% slip at full load. In the locked rotor test, the following measurements were taken from the main winding and auxiliary windings. Auxiliary Winding Main Winding Applied Voltage E=24V E=24V Current Is=5 A Ia=2A Active power Ps=75W Pa=30W a- Calculate the rotor speed (nr) b- Calculate the phase difference between the main winding and the auxiliary winding. c- Calculate the power it will draw from the mains if the rotor is locked at 240 Volt mains voltage.

A 0.5 Hp 2-pole single-phase motor is operated in 240 V 50 Hz network. The motor operates with 3.4% slip at full load. In the locked rotor test, the following measurements were taken from the main winding and auxiliary windings. Auxiliary Winding Main Winding Applied Voltage E=24V E=24V Current Is=5 A Ia=2A Active power Ps=75W Pa=30W a- Calculate the rotor speed (nr) b- Calculate the phase difference between the main winding and the auxiliary winding. c- Calculate the power it will draw from the mains if the rotor is locked at 240 Volt mains voltage.

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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