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    lukescott1816's Avatar
    lukescott1816 Posts: 1, Reputation: 1
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    #1

    Apr 1, 2013, 06:11 PM
    Electrical protection
    A protection CT is used in a feeder whose over current relay has a maximum possible setting of 8 pu. What is the minimum accuracy limit factor that the CT should be specified for? Choose from:
    5, 10, 15, 20
    Why?
    hfcarson's Avatar
    hfcarson Posts: 1,003, Reputation: 49
    Ultra Member
    		  
    #2

    Apr 3, 2013, 06:40 AM
    Have you tried to Google this? Lots of good information out there...
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