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Which transformer is suitable for 220/11 kV, 60 MVA,
distribution , Y-Y or D-Y or Y-D, give comparison for the
same.
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Answer Posted / ramniveth
if you are transmitting 11KV use (220KV)D-Y(11KV)
if you are transmitting 220KV use(220KV)Y-D(11KV)
because we have to provide return path to sense earth fault
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