Customization: | Available |
---|---|
Application: | Electronic, Instrument |
Type: | CT/PT |
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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 |
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 |