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Distributed protection system for power distribution systems

  • US 20050273207A1
  • Filed: 08/15/2005
  • Published: 12/08/2005
  • Est. Priority Date: 02/25/2002
  • Status: Active Grant
First Claim
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1. A protection system for a power distribution system having a plurality of breakers arranged in a hierarchy, the protection system comprising:

  • a network;

    a first breaker of said plurality of breakers coupled to the power distribution system; and

    a first module coupled to said network and said first breaker at a first level in the hierarchy, said first module sampling an electrical condition of the power distribution system at said breaker and monitoring said electrical condition for a predetermined trip condition, wherein said first module, upon detection of said predetermined trip condition, trips said first breaker if said first level is a lowest level of the hierarchy, but monitors said network for a first notification message if said first level is not said lowest level of the hierarchy.

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