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Method and apparatus for ground fault protection

  • US 20030216876A1
  • Filed: 02/25/2003
  • Published: 11/20/2003
  • Est. Priority Date: 02/25/2002
  • Status: Active Grant
First Claim
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1. A method for monitoring a power distribution system that includes a plurality of circuit breakers, the method comprising:

  • sampling an electrical power condition at each of the plurality of circuit breakers in a synchronous manner;

    transmitting said electrical power condition of each of the plurality of circuit breakers to a central control processing unit;

    determining a presence and a location of a ground fault in the power distribution system based on said electrical power condition; and

    isolating the ground fault by opening one or more of said plurality of circuit breakers supplying power to the location.

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