HV HIPOT GDHG-106B CT/PT Analyzer

- CT ( protection type, measurement type)

• Voltage current characteristic curve (excitation characteristic)

• Auto calculate knee point value

• Auto display 5% and 10% error curve

• Turns ratio measurement

• Ratio error measurement

• Phase measurement ( angular difference )

• Polarity determination

• Primary current injection test

• AC withstand test

• Secondary winding resistance measurement

• Secondary burden measurement

• Demagnetization of iron core

- PT

• Voltage current characteristic curve (excitation characteristic)

• Auto calculate knee point value

• Turns ratio measurement

• Polarity determination

• Ratio error measurement

• Phase measurement (angular difference)

• AC withstand test

• Secondary winding resistance measurement

• Secondary burden measurement

• Demagnetizatio n of iron core

Power supply: AC220V±10%, 50Hz

Output: 0 - 250 0 Vrms, 5Arms （ 20 A peak ）

Output current: 0-1000A

Accuracy of excitation: ≤0.5% (0.2%*the reading+0.3%*range)

Secondary winding resistance measurement: 

Range: 0 ～ 30 0Ω

 Accuracy: ≤0.5% (0.2%*the reading+0.3%*range)

Secondary actual burden measurement 

Range: 0-10 00VA

 Accuracy: ≤0.5% (0.2%*the reading+0.3%*range) ± 0.1VA

Accuracy of angular error: 4 min

Accuracy of ratio error: 0.05%

CT ratio measurement 

Range: 25000A/5A ( 5000A/1A ) ≥ 5A/5A

 Accuracy: ≤0.5%

PT ratio measurement Range: ≤ 500KV

 Accuracy: ≤0.5%

Operation environment: Temperature: － 10℃ - 40℃, H umidity: ≤90%, Altitude: ≤1000m

Dimension&Weight: Dimension: 4 4 0mm × 34 0mm × 3 8 0mm Weight: ≤ 35 Kg