Tests for Current 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
Tests for Voltage Transformer:
1 Turns ratio test
2 Ratio error and phase angle error test
3 Polarity test
4 Secondary burden test
5 Winding resistance test
CT PT Tester application
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
1 Test standards: IEC60044-1, IEC60044-6, IEC60044-2, IEC60044-5, C57.13
2 Power supply: AC220V±10%, 50/60Hz±10%
3 Voltage output: 0.1~180V (AC)
4 Current output: 0.001~5A(RMS)
5 Power output: 500VA
6 Maximum knee voltage measurement: 45KV
7 Current measurement:
Range: 0~10A (automatically change range in 0.1/0.4/2/10A)
Error:
