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| KDGXG-I Transmission Line Parameters Tester | |
| Input power | Three-phase AC 380V ±10%, 50Hz |
| Maximum output voltage | AC 200V |
| Accuracy | 1% |
| Maximum output current | 5A |
| Output signal frequency | 47.5Hz/52.5Hz; 50Hz/50Hz |
| Measurement range | |
| Positive-sequence capacitance, zero-sequence capacitance, coupling capacitance | 0.1 ~ 50μF;
Measurement resolution: 0.01μF;
Measurement accuracy: 0.1μF ~ 1μF: ±3% ±0.05μF;
1μF ~ 50μF: ±1.5% ±0.03μFr
|
| Positive-sequence impedance, zero-sequence impedance, and mutual inductance | 0.1 ~ 400Ω;
Measurement resolution: 0.01Ω;
Measurement accuracy: 0.1Ω ~ 1Ω: ±3% ±0.05Ω;
1Ω ~ 400Ω: ±3% ±0.03Ω
|
| Impedance angle | 0 ~ 360°;
Measurement resolution: 0.01°;
Measurement accuracy: ±0.2° (voltage > 1.0V); ±0.3° (voltage > 0.2 to 1.0V)
|
| Dimensions | 620 mm × 500 mm x 600 mm (including wheels) |
| Weight | 79 kg |
| Anti-interference parameters | |
| Interference voltage | Longitudinal induced voltage < 350 V after connecting to the instrument test power supply |
| Interference current | < 40 A when both ends of the line are short-circuited to ground |
| Note: Tests can be completed stably and accurately with a 1:10 ratio of instrument output signal to interference signal | |
| Using environment | Ambient temperature: -15°C to +40°C; Relative humidity: |
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