What happen if two protection core (3p) of VT in LAVT are
11kv/root3, 110v/root3 and one protection core (3p) is
11kv/root3, 110v/3
Answer / vinoth
3P used for residual protection, to protect against fault occur between any phase to ground(or)neutral ...
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1 Answers GPSC Gujarat Public Service Commission,
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