CT PT Tester HYVA-404

Introduction

Model HYVA-404 CT PT Analyzer

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

10) Saturation 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 test

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

Technical index:

1 Test standards: IEC60044-1, IEC60044-6, GB1208, GB16847, C57.13

2 Power supply: AC220V±10%,50Hz/60Hz±10%

3 Power output: 0.1~180V (AC)

4 Current output: 0.001~5A(RMS)

5 Power output:300VA

6 Maximum knee voltage measurement:45kv

7 Current measurement:

Range:0~10A (automatically change range in 0.1/0.4/2/10A)

Error <±0.1%+0.01%FS

8 Voltage measurement:

Range:0~200 V (automatically change range in 1V/10V/70V/200V)

Error < ±0.1%+0.01%FS

9 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:0.01min

11 Coil resistance measurement:

Range:0~8kΩ (automatically change range in 2ohm/20ohm/80ohm/800ohm/8kohm)

Error< 0.2%RDG+0.02%FS

Maximum resolution:0.1mΩ

12 Temperature measurement:-50~100 Celsius degree, error<3 Celsius degree

13 CT Secondary burden:

Range 0~160ohm (automatically change range in 2ohm/20ohm/80ohm/160ohm)

Error <0.2%RDG+0.02%FS

Maximum resolution 0.001ohm

14 PT Secondary burden:

Range 0~80kohm (automatically change range in 800ohm/8kohm/80kohm)

Error <0.2%RDG+0.02%FS

Maximum resolution: 0.1ohm

15 PT ratio measurement:

Range :1~35000, 1~5000 error<0.2%

5000~35000 error<0.5%

16 Saved data groups:>1000groups

17 Work condition: Temperature:-10℃~50℃, moist:≤90%

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