GDZX ZXHQ-A+ CT, Руководство пользователя, Страница: 10 / 23

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Warning: the zero terminal of primary winding of the voltage transformer shall be
grounded before the test, or high voltage will be output.
Please refer to the CT excitation characteristic test for the explanation of the operation
method and test result.
Figure 20 Figure 21
4. Degauss Test
1) CT Degauss Test (The connection mode is as shown in Figure 2.)
Parameter Setting: as shown in Figure 21,
I-sn
：
1A or 5A.
Move the controller to“CT”, Select Degauss to enter CT Degauss test interface (Figure
22).Select Test key to start the test. When the test is completed, the interface displays
"success"
，
According to the actual situation, select “Test” or “Back”.
2) PT Degauss Test (See Figure 3 for connection mode)
Parameter Setting: as shown in Figure 22,
U-sn
：
100V
、
100/√3V
、
100/3V
、
150V
、
220V.
Move the controller to“PT”, Select Degauss to enter PT Degauss test interface (Figure
22).Select Test key to start the test. When the test is completed, the interface displays
"success"
，
According to the actual situation, select “Test” or “Back”.