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  1. timturner

    Molded Case Circuit Breakers

    I was thinking that the most important consideration when selecting frame size was the maximum interrupt rating. For example: Allen Bradley 250A H frame - Int. Rating: 60kA. I'm guessing that you would want to take your inrush current and multiply by a factor to determine your max...
  2. timturner

    Molded Case Circuit Breakers

    Hello, For a molded case circuit breaker, does the frame size only determine the interrupt rating? I can't find any good information on this, and I just wanted to clarify. Thanks!

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