Detecting faults in a two-wire power line
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United States of America Patent
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Jun 27, 2017
Grant Date -
Dec 11, 2014
app pub date -
Jun 10, 2013
filing date -
Jun 10, 2013
priority date (Note) -
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Abstract
An apparatus and method for detecting faults in a two-wire electric power line isolated from ground includes substantially identical high impedance voltage dividers connected between each of the two wires of the power line and ground, circuits for carrying the output voltages from each voltage divider, a circuit for comparing the output voltages, and outputting a fault signal indicative of a ground fault.
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