Tests for Current Transformer: | Tests for Potencial Transformer: |
1 Excitation curve and parameters test
2 Turns ratio test
3 Ratio and phase error test
4 Polarity mark check
5 Winding resistance measurement
6 Secondary loop burden measurement
7 Error line curve test for protection CT
8 Transient CT parameters test
9 CT nameplate guess
10 Saturation hysteresis loop curve measurement
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1 Turns ratio test
2 Ratio error and phase angle error test
3 Polarity test
4 Secondary burden test
5 Winding resistance test
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1 CT nameplate check
2 CT parameters check in work burden
3 CT transient parameters analysis
4 CT ratio and phase error calibration
5 PT routine test
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