A 220V 50Hz capacitor - start induction motor has the impedances for the main and auxiliary windings with 3 + j7 and 11+ j3 respectively at starting. Calculate the value of capacitance to be connected in the auxiliary winding circuit so that the main and auxiliary winding currents are in quadrature at starting.

A 220V 50Hz capacitor - start induction motor has the impedances for the main and auxiliary windings with 3 + j7 and 11+ j3 respectively at starting. Calculate the value of capacitance to be connected in the auxiliary winding circuit so that the main and auxiliary winding currents are in quadrature at starting.

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter39: Synchronous Motor Operation

Section: Chapter Questions

Problem 14SQ: Induction motors and welding transformers require magnetizing current, which causes a. lagging power...

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