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  1. sarumacs

    Critical flashover voltage of insulator string

    Hello everyone, I want to know the CFO of a 34.5kV medium voltage line for Insulation coordination studies in the ending substation. The line is using a string of 3 units of ANSI 52-4 ceramic disc insulators with a positive polarity CFO of 125kV. The question is: Should I add the CFO values of...

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