Method for assessing motor insulation on operating motors
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United States of America Patent
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Mar 18, 1997
Issued Date -
N/A
app pub date -
Dec 7, 1995
filing date -
Nov 22, 1993
priority date (Note) -
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Abstract
A method for monitoring the condition of electrical-motor-driven devices. The method is achieved by monitoring electrical variables associated with the functioning of an operating motor, applying these electrical variables to a three phase equivalent circuit and determining non-symmetrical faults in the operating motor based upon symmetrical components analysis techniques.
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