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what is differential relay in power transformer??

Answer Posted / krishnanraman

diff relay generally used for finding the difference in
primary and secondary circuit,the relay connect between the
primary and secondary circuit,normally the current flows
through the primary and through secondary thst time relay
is inoperative mode,when fault occurs the primary changes
as per secondary changed thus relay energise and trip the
circuit

Is This Answer Correct ?    2 Yes 1 No



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