GDVA-404 current transformer /power transformer Tester

1.1 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
Tests for voltage transformer:
1)Excitation curve test
2)Turns ratio test
3)Polarity test
4) Secondary burden test
5) Coil resistance test

Applications for CTPT 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

1.2 CTPT analyzer technical index
1 Test standards: IEC60044-1, IEC60044-6, GB1208, GB16847, C57.13
2 Power supply: AC220V±10%,50Hz/60Hz±10%
3 Power output: 0.1~125V (AC)
4 Current output: 0.001~5A(RMS)
5 Power output:300VA
6 Current measurement:
Range:0~10A (automatically change range in 0.1/0.4/2/10A)
Error <±0.1%+0.01%FS
7 Voltage measurement:
Range:0~200 V (automatically change range in 1V/10V/70V/200V)
Error < ±0.1%+0.01%FS
8 Turns ratio measurement:
Range :1~10000,
1~1000 error<0.05%
1000~2000 error<0.1%
2000~10000 error<0.2%
9 Phase measurement: error:±2min,resolution:0.01min
10 Coil resistance measurement:
Range:0~8kΩ (automatically change range in 2ohm/20ohm/80ohm/800ohm/8kohm)
Error< 0.1%+0.01%FS
Maximum resolution:0.1mΩ
11 Temperature measurement:-50~100 Celsius degree, error<3 Celsius degree
12 CT Secondary burden:
Range 0~160ohm (automatically change range in 2ohm/20ohm/80ohm/160ohm)
Error <0.1%+0.01ohm
Maximum resolution 0.001ohm
13 PT Secondary burden:
Range 0~80kohm (automatically change range in 800ohm/8kohm/80kohm)
Error <0.2%+0.02%FS
Maximum resolution: 0.1ohm
14 Saved data groups:>1000groups
15 Work condition: Temperature:-10℃~50℃, moist:≤90%
16 Size: 485mm×356mm×183mm
17 Weight: <13Kg