Transcription of Technical Guide No. 102 - ABB
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Technical Guide No. 102 - ABB
Technical Guide No. 102. Effects of AC Drives on motor Insulation - Knocking Down the Standing Wave A Guide to understanding installation concerns and analyzing the use of motors with AC Drives below 600 VAC . Technical Guide : The discussion, illustrations, charts and examples given in this article are intended solely to illustrate the theory and application of drive technology. Because of the many variables and requirements of applications, ABB Industrial Systems, Inc. cannot assume responsibility or liability for actual use based on the content of this article. Reproduction of any information in this article is prohibited without permission from ABB Industrial Systems, Inc.
With 208V and 240V power systems, stresses due to voltage overshoot occur, but are not sufficient to normally cause concern. This technical guide addresses the extra voltage stress on the motor’s insulation ... Winding-to-ground insulation prevents any part of the stator windings from shorting to the stator laminations. 3.0 Motor Insulation ...
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