A split phase induction motor is rated at 0.25 hp ,1725 rpm ,120 V ,60 Hz, when the rotor is locked a test at reduced voltage on the main and auxiliary windings yields the following results Auxiliary winding winding Main Parameters Applied voltage in volt Current in Ampere 23 23 4 1.5 Power in watt 60 30 Find • Phase angle between auxiliary current and phase current. • Locked rotor current and power factor at line voltage 120 V. 1- For main winding: P=IVcos0, 0=49.60 Z=V/I=5.75<49.60 For aux. winding 0=29.60

A split phase induction motor is rated at 0.25 hp ,1725 rpm ,120 V ,60 Hz, when the rotor is locked a test at reduced voltage on the main and auxiliary windings yields the following results Auxiliary winding winding Main Parameters Applied voltage in volt Current in Ampere 23 23 4 1.5 Power in watt 60 30 Find • Phase angle between auxiliary current and phase current. • Locked rotor current and power factor at line voltage 120 V. 1- For main winding: P=IVcos0, 0=49.60 Z=V/I=5.75<49.60 For aux. winding 0=29.60

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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