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    davidadrian140's Avatar
    davidadrian140 Posts: 124, Reputation: 2
    Junior Member
    		  
    #1

    Dec 15, 2010, 08:39 PM
    100 amp service
    What's the difference between a 100 amp single main breaker panel and a 100 amp double main breaker panel?
    stanfortyman's Avatar
    stanfortyman Posts: 5,598, Reputation: 279
    Electrical & Lighting Expert
    		  
    #2

    Dec 16, 2010, 05:07 AM

    In a residential application, all main breakers are double-pole.

    A 100A main breaker would imply a 100A-120/240V service.
    Missouri Bound's Avatar
    Missouri Bound Posts: 1,532, Reputation: 94
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    #3

    Dec 16, 2010, 06:15 PM
    Is your reference to main breakers which look like 4 single poles tied together?
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