GDHG-106B CT/PT Analyzer
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.
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 error measurement Ratio error 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 Demagnetization of iron core
Secondary burden measurement
Demagnetization of iron core
Power supply AC220V±10%, 50Hz
Output 0-2500Vrms, 5Arms(20A peak)
Output current 0-1000A
Accuracy of excitation ≤0.5%(0.2%*the reading+0.3%*range)
Secondary winding resistance measurement Range 0-300Ω
Accuracy ≤0.5%(0.2%*the reading+0.3%*range)
Secondary actual burden measurement Range 0-1000VA
Accuracy ≤0.5%(0.2%*the reading+0.3%*range) ±0.1VA
Accuracy of angular error 4min
Accuracy of ratio error 0.05%
CT ratio measurement Range 25000A/5A (5000A/1A)≥5A/5A
PT ratio measurement Range ≤500KV
Operation environment Temperature: -10℃-40℃, Humidity: ≤90%, Altitude: ≤1000m
Dimension&Weight Dimension: 440mm × 340mm × 380mm