Secondary measurements Diff. relay ( Diff. relay (HV Side HV Side side) side) I I I sec. I pri. I sec. T.B. I (mA) T.B. T.B. T.B. pri. (mA) (mA) (A) (mA) (A) R Y B N Differential Relay Current Measurement(for Digital relays) DIFF Relay DIFF Relay DIFF Current Restrain Current Phase Measurement Measurement Id mA IR mA HV side current A side current A R Y B Transformer differential stability and sensitivity test for tap no ------
Secondary measurements Diff. relay ( side) Diff. relay (HV side) Side HV Side I (mA) T.B. I (mA) T.B. I sec. (mA) T.B. I pri. (A) I sec. (mA) T.B. I pri. (A) R Y B N Differential Relay Current Measurement(for Digital relays) Phase DIFF Relay Measurement HV side current A DIFF Relay Measurement side current A DIFF Current Id mA Restrain Current IR mA R Y B Transformer differential stability and sensitivity test for tap no ------
tr_stability.docx