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Sealed plug-in GFCI

  • US 5,198,955 A
  • Filed: 07/31/1990
  • Issued: 03/30/1993
  • Est. Priority Date: 07/30/1990
  • Status: Expired due to Fees
First Claim
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1. A miniature circuit interrupter for interruption of a primary circuit, the circuit interrupter formed or molded with a plug connector or the like, the plug or connector being non-serviceable and the circuit interrupter therein being sealed and watertight, wherein the interrupter further comprises means to detect a fault to ground, an integrated circuit to detect the fault condition, for example line to line for the powered lines and or line to ground, and means to disconnect the primary circuit from the power source, any fault being communicated to the integrated circuit by the means to detect the fault condition, the integrated circuit sensing the fault condition and at a predetermined limit triggering the means to disconnect the primary circuit, wherein the circuit interrupter further comprises an electromagnetic switch which includes increased contact surfaces in order to, dissipate the heat generated, and or reduce the magnitude of a spark or arc which may occur, during normal use of the appliance or when a fault condition occurs.

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