Differential characteristics Idmin End section 1 End section 2 Slope section 2 Slope section 3 Zero seq subtract parameters calculation Amplitude match for W1 Amplitude match for W2 Amplitude match for W3 Multiplication factor For simple calculations, enable or disable Zero seq for 3 winding together not individually GT ------------- R - PHASE I bias I H.V Expected L.V I Diff calc Measured Measured Error % I L.V Diff GT ------------- Y - PHASE I bias I H.V Expected I Diff calc Measured I Measured Diff Error % L.V L.V
Differential characteristics Idmin End section 1 End section 2 Slope section 2 Slope section 3 Zero seq subtract parameters calculation Amplitude match for W1 Amplitude match for W2 Amplitude match for W3 Multiplication factor For simple calculations, enable or disable Zero seq for 3 winding together not individually GT ------------- R - PHASE I bias I H.V Expected L.V I Diff calc Measured I L.V Measured Diff Error % GT ------------- Y - PHASE I bias I H.V Expected L.V I Diff calc Measured I L.V Measured Diff Error %
7ut_-_transformer_diff_relay_test.docx