Gdva-404 Automatic Current Transformer CT Vt Analyzer

GDVA-404 Automatic Current Transformer CT VT Analyzer
Application:
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 Coil resistance measurement
6 Secondary loop burden measurement
7 Error line curve test for protection CT
8 Transient CT parameters test
9 CT nameplate guess
10Saturation hysteresis loop curve measurement
Tests for voltage transformer:
1 Turns ratio test and phase angle error test
2 Polarity test
3 Secondary burden test
4 Coil resistance testApplications for CT PT analyzer:
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
CT PT Analyzer Technical Index:1Test standardsIEC60044-1, IEC60044-6, GB1208, GB16847, C57.132Power supplyAC220V±10% , 50Hz/60Hz±10%3Power output0.1~180V (AC)4Current output0.001~5A(RMS)5Power output300VA6Maximum knee voltage measurement45kv7Current measurementRange:0~10A (automatically change range in 0.1/0.4/2/10A)Error <±0.1%+0.01%FS8Voltage measurementRange:0~200 V (automatically change range in 1V/10V/70V/200V)Error < ±0.1%+0.01%FS9Turns ratio measurementRange :1~35000,1~2000 error<0.05%2000~5000 error>0.1%5000~35000 error<0.2%10Phase measurementerror : ±2min , resolution : 0.01min11Coil resistance measurementRange:0~8kΩ (automatically change range in 2ohm/20ohm/80ohm/800ohm/8kohm)Error< 0.2%RDG+0.02%FSMaximum resolution:0.1mΩ12Temperature measurement-50~100 Celsius degree , error<3 Celsius degree13CT Secondary burdenRange 0~160ohm (automatically change range in 2ohm/20ohm/80ohm/160ohm)Error <0.2%RDG+0.02%FSMaximum resolution 0.001ohm14PT Secondary burdenRange 0~80kohm (automatically change range in 800ohm/8kohm/80kohm)Error <0.2%RDG+0.02%FSMaximum resolution: 0.1ohm15PT ratio measurementRange :1~35000,1~5000 error<0.2%5000~35000 error<0.5%16Saved data groups>1000groups17Work conditionTemperature : -10 °C~ 50 °C, moist :≤ 90%18Size485mmx356mmx183mm19Weight<15Kg