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Failed filter arrest indicator and method for use in multiple arrester location

  • US 20040075556A1
  • Filed: 10/18/2002
  • Published: 04/22/2004
  • Est. Priority Date: 10/18/2002
  • Status: Active Grant
First Claim
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1. A method for locating a failed surge arrester in a buried underground conveyance having a conductive component running along its length and a conveyance locating current flowing through the conductive component, comprising the step of:

  • sensing an RF signal from an oscillator activated by the conveyance locating current flowing through the failed surge arrester.

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