in 11kv/400v transformer when only one phase of 11kv supply
fails what happens to sec voltage and why

Answer Posted / technical1210

11kv/415v T/F is designed for 3 phese supply , if 1 phase
fails then t/f will trip automaticly and no voltage will be
avaliavle at secondary side.

Is This Answer Correct ?    11 Yes 17 No



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