Megger MVCT - Page 6

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Figure 93 CT Demagnetization Connection Diagram ................................................................ 122
Figure 94 CT Demagnetizing Process Screen ............................................................................ 123
Figure 95 CT Self Diagnostic Connection Diagram ................................................................... 124
Figure 96 CT Self Diagnostic Test Screen ................................................................................. 125
Figure 97 VT Test Plan Screen ................................................................................................... 126
Figure 98 VT Connection Diagram for Winding Resistance ...................................................... 128
Figure 99 VT Winding Resistance Abort ................................................................................... 128
Figure 100 VT Demagnetization ................................................................................................ 129
Figure 101 VT Saturation/Excitation Test .................................................................................. 129
Figure 102 VT Short Circuit Impedance Connection Diagram .................................................. 130
Figure 103 VT Ratio Test Connection Diagram ......................................................................... 130
Figure 104 Sample VT Test Report ............................................................................................ 131
Figure 105 VT Ratio Test Screen ............................................................................................... 133
Figure 106 VT Ratio Test Connection Diagram ......................................................................... 133
Figure 107 VT Ratio Testing Screen .......................................................................................... 134
Figure 108 VT Ratio Test Results .............................................................................................. 135
Figure 109 VT Saturation Test Screen ........................................................................................ 136
Figure 110 VT Saturation Connection Diagram ......................................................................... 137
Figure 111 VT Saturation Test Screen ....................................................................................... 138
Figure 112 VT Winding Test Screen .......................................................................................... 139
Figure 113 VT Winding Resistance Connection Diagram ......................................................... 140
Figure 114 VT Winding Test Screen –Abort .............................................................................. 141
Figure 115 VT Winding Results ................................................................................................. 141
Figure 116 VT Secondary Short Circuit Impedance Test Screen ............................................... 142
Figure 117 VT Short Circuit Impedance Connection Diagram .................................................. 143
Figure 118 VT Short Circuit Impedance –Abort ........................................................................ 144
Figure 119 VT Short Circuit Impedance Results ........................................................................ 144
Figure 120 VT Demagnetization Connection Diagram .............................................................. 146
Figure 121 VT Demagnetization Screen –Abort ........................................................................ 147
Figure 122 Self Diagnostic Connection Diagram ....................................................................... 148
Figure 123 Self Diagnostic Test Screen ...................................................................................... 149