JWT9403-VR-ST counting and withstand voltage test bench for three- phase watt-hour meter is a new-generation withstand voltage tester for watt-hour meters That test bench is designed with both combinable and splittable high-voltage outputting and testing assemblies and the test process can be performed both manually and automaticity, which meet well current market demand for watt-hour meter's withstand voltage and counting tests.
Technical Parameters WITHSTAND WDLTAO E TESTER PARAMETERS
1. Input voltage: AC 200V ±10%
2. Output voltage: 0 KV- 51KV AC/50Hz. Accuracy: ±5% (0-2KV optional)
3. Output capacity:≧500VA
4. Current leakage: Maximum current leakage:100 mA
5. Voltage test operation modes: both manually and automatically
6. Time control: 0-99s optional. Accuracy: ±5%
TEST BENCH PARAMETERS
1. Number of meters to be hung: 6 single-phase watt-hour meters, 6 three-phase watt-hour meters
2. Max. power consumption: 500VA
3. Current leakage per meter station: 5mA ±5%
4. Output waveform dlslor1ion: <5%
5. Insulation resistance of voltage loop, current loop, and all other circuits to ground: all larger than 10M ohm
6. Combined error of voltage output: not larger than :±2%
7. Operation environment: Temperature: 0-45℃,relative humidity: ≤ 85%
8. External form of test bench
