It is being often experienced that due to single phasing
fault of any source transmission line of any closed loop
synchronized circuit all the power transformers with
primary stared trips but the power transformer with primary
delta wont, why ?
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Answer Posted / prakash gokhale
In stared primary transformer while single phasing the
neutral point gets unbalanced and result is system tripping.
While in delta primary tansformer neutral point is absent.
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