Tests for Current Transformer:1 Excitation curve and parameters test2 Turns ratio test3 Ratio and phase error test4 Polarity mark check5 Winding resistance measurement6 Secondary loop burden measurement7 Error line curve test for protection CT8 Transient CT parameters test9 CT nameplate guess10 Saturation hysteresis loop curve measurementTests for Voltage Transformer:1 Turns ratio test2 Ratio error and phase angle error test3 Polarity test4 Secondary burden test5 Winding resistance testApplications of CT/PT Analyzer:1 CT nameplate check2 CT parameters check in work burden3 CT transient parameters analysis4 CT ratio and phase error calibration5 PT routine testalyzer Function and Technical Index:1 Test standards: IEC60044-1, IEC60044-6, IEC60044-2, IEC60044-5, C57.132 Power supply: AC220V±10%, 50/60Hz±10%3 Voltage output: 0.1~180V (AC)4 Current output: 0.001~5A(RMS)5 Power output: 500VA6 Maximum knee voltage measurement: 45KV7 Current measurement: Range: 0~10A (automatically change range in 0.1/0.4/2/10A) Error: <±0.1%+0.01%FS8 Voltage measurement: Range: 0~200V (automatically change range in 1V/10V/70V/200V) Error: < ±0.1%+0.01%FS9 Turns ratio measurement: Range:1~35000 1~2000 error<0.05% 2000~5000 error<0.1% 5000~35000 error<0.2%10 Phase measurement: error: ±2min; resolution: 0.01min11 Winding resistance measurement: Range: 0~8kΩ (automatically change range in 2ohm/20ohm/80ohm/800ohm/8kohm) Error: < 0.2%RDG+0.02%FS Maximum resolution: 0.1mΩ12 Temperature measurement:-50~100 Celsius degree; error<3 Celsius degree13 CT Secondary burden: Range: 0~160ohm (automatically change range in 2ohm/20ohm/80ohm/160ohm) Error: <0.2%RDG+0.02%FS Maximum resolution: 0.001ohm14 PT Secondary burden: Range: 0~80kohm (automatically change range in 800ohm/8kohm/80kohm) Error :<0.2%RDG+0.02%FS Maximum resolution: 0.1ohm15 PT ratio measurement: Range: 1~35000 1~10000 error<0.1% 10000~35000 error<0.2%16 PT ratio error measurement: Typical error <0.05%, Maximum Error<0.1%17 PT phase angle measurement: maximum error < 3min18 Make evaluation for test results according to selected standards19 Make word report for test result20 Make word reports one time for multi-group test records on the PC21 Calculate the ratio errors and phase angle errors at rated burden and working burden in one time test22 Compare excitation curves with saved excitation curves in the same window23 Memory capacity: >1000 groups test results 24 Working condition: temperature: -10℃~50℃; moist: ≤90%
