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    vikash_thakur's Avatar
    vikash_thakur Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Jun 1, 2009, 10:20 AM
    Theory about ELcircut breakers
    Suggest me some theory about elcircut breakers
    ballengerb1's Avatar
    ballengerb1 Posts: 27,378, Reputation: 2280
    Home Repair & Remodeling Expert
    		  
    #2

    Jun 1, 2009, 10:24 AM

    Your question is a bit unclear. Can you rephrase it? What do you want to know about a circuit breaker?
    ingrahsc's Avatar
    ingrahsc Posts: 1, Reputation: 1
    New Member
    		  
    #3

    Mar 18, 2013, 06:38 AM
    How to determine the interrupt rating of a breaker that is protecting a 50 kva transformer 3 phase
    hfcarson's Avatar
    hfcarson Posts: 1,003, Reputation: 49
    Ultra Member
    		  
    #4

    Mar 20, 2013, 01:16 PM
    The interrupt rating for a circuit breaker protecting a 50 kVA transformer will depend on the impedance of the transformer. That is marked on the enclosure. Tell me that and the voltage and I can tell you exactly what the short circuit current at the secondary will be...
    sinnadurai's Avatar
    sinnadurai Posts: 127, Reputation: 2
    Junior Member
    		  
    #5

    Mar 21, 2013, 04:53 AM
    Also consider the SC level at the point of connection of transformer
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