General introduction
GDHG-106B CT/PT Analyzer is suitable for all types of CT and PT. For Laboratory and On-site test.
Features
L Finish all testing subject by itself, no need to connect auxiliary equipment.
L Built-in printer, to print results easily.
L Large screen LCD, graphically display.
L Auto display excitation knee point value, 5% and 10% error curve.
L Save 3000 groups data.
L With USB port. The data can be saved in USB disk and read by PC(WORD format file).
L Portable design about 35kg, suitable for on-site test.
L Engineering plastic box with damping, strong and reliable.
Specifications
CT (protection type, measurement type) |
PT |
v Voltage current characteristic curve (excitation characteristic) |
v Voltage current characteristic curve (excitation characteristic) |
v Auto calculate knee point value |
v Auto calculate knee point value |
v Auto display 5% and 10% error curve |
v Turns ratio measurement |
v Turns ratio measurement |
v Polarity determination |
v Ratio error measurement |
v Ratio error measurement |
v Phase measurement (angular difference) |
v Phase measurement (angular difference) |
v Polarity determination |
v AC withstand test |
v Primary current injection test |
v Secondary winding resistance measurement |
v AC withstand test |
v Secondary burden measurement |
v Secondary winding resistance measurement |
v Demagnetization of iron core |
v Secondary burden measurement |
|
v Demagnetization of iron core |
|
Item |
Parameter |
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 |
Accuracy |
≤0.5% |
PT ratio measurement |
Range |
≤500KV |
Accuracy |
≤0.5% |
Operation environment |
Temperature: -10-40 degree, Humidity: ≤90%, Altitude: ≤1000m |
Dimension&Weight |
Dimension: 440mm × 340mm × 380mm
Weight: ≤35Kg |