WE ARE PLACE A NEW 75 KW MOTOR FOR JPF.IT IS CONNECTED IN
M.C.C. WHEN WE ARE STARTING M.C.C.INCOMER IS TRIPPED.THEN
WE ARE CONNECTED IN P.C.C WITH A MM30 RELAY PROTECTION THEN
WE ARE STARTED MOTOR WILL RUN SMOOTHLY.
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FOR WHICH FAULTS OR CONDITIONS DOES A TRANSFORMER DIFFERENTIAL PROTECTION DOES NOT OPERATE???
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