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Remote control of electronic light ballast and other devices

  • US 20040160197A1
  • Filed: 02/13/2004
  • Published: 08/19/2004
  • Est. Priority Date: 05/26/2001
  • Status: Active Grant
First Claim
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1. An on/off switching system for at least one electronic ballast for at least one lamp, of at least one lighting fixture, said system comprising said at least one ballast having power electronics, said system further having a remote switch function in said at least one ballast, said remote switch function remotely located apart from said ballast, said remote switch function operating with a low amount of control current and little power loss, said on/off switching system further comprising at least one connection connecting said remotely located switch to a ballast resident opto-isolator circuit with associated interfacing electronics within said at least one ballast, said at least one ballast providing high electrical isolation between an external switch function and said ballast power electronics to each said lamp.

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