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Thread: Main Breaker failure?

  1. #41
    Join Date
    Aug 2004
    Northern illinois
    I think the chances are good you will never really know what went wrong. i would just replace the equipment and move on.

  2. #42
    Join Date
    May 2003
    Quote Originally Posted by MAC702 View Post
    I don't know if it's called a "4-pole" breaker or not, but what he is describing is a typical 200A main breaker in some ITE panels. It's the size of four spaces, and in a backfeed configuration, with 2-pair of connections.

    ITE was the first with that design breaker but GE, & Cutler-Hammer also used that style.

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