• 制造商: HV HIPOT
    Model: GDHG-106B
    • 报价要求 报价要求
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    热线:   (+84) 966520220

    电话:  +84 (24) 62923267


Suitable for all types of CT and PT.

For Laboratory and On-site test.


  • Finish all testing subject by itself, no need to connect auxiliary equipment.
  • Built-in printer, to print results easily.
  • Large screen LCD, graphically display.
  • Auto display excitation knee point value, 5% and 10% error curve.
  • Save 3000 groups data.
  • With USB port. The data can be saved in USB disk and read by PC(WORD format file).
  • Portable design about 35kg, suitable for on-site test.
  • Engineering plastic box with damping, strong and reliable.

Specifications Main functions

CT ( protection type, measurement type) PT
Voltage current characteristic curve (excitation characteristic) Voltage current characteristic curve (excitation characteristic)
Auto calculate knee point value Auto calculate knee point value
Auto display 5% and 10% error curve Turns ratio measurement
Turns ratio measurement Polarity determination
Ratio e rror measurement Ratio e rror measurement
Phase measurement ( angular difference ) Phase measurement (angular difference)
Polarity determination AC withstand test
Primary current injection test Secondary winding resistance measurement
AC withstand test Secondary burden measurement
Secondary winding resistance measurement D emagnetizatio n of iron core
Secondary burden measurement  
D emagnetizatio n of iron core  

Main parameters

Item Parameter
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
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