Ground fault circuit interrupter using frequency recognition and measurement

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United States of America Patent

PATENT NO 11664651
SERIAL NO

17552831

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Importance

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Abstract

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A wiring device including an interrupting device and a controller. The interrupting device electrically connects one or more line terminals to one or more load terminals when the interrupting device is in a reset condition and disconnects the line terminals from the load terminals when the interrupting device is in a tripped condition. The controller is configured to, determine a frequency of an input voltage at the one or more line terminals, determine whether the frequency is within a predetermined range, and when the frequency is within the predetermined range, perform a test of the wiring device.

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Patent Owner(s)

Patent OwnerAddress
HUBBELL INCORPOATED40 WATERVIEW DRIVE SHELTON CT 06484

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Batko, Thomas James Wallingford, US 20 1387
Meady, Joseph Michael Stratford, US 7 34

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