ZGF-200kV2mA DC High Voltage Tester
ZGF-200kV2mA DC High Voltage Tester
Model: ZGF200KV/2mA DC High Voltage Tester
Application:
This instrument is suitable for conducting DC withstand voltage tests or DC leakage current tests on high-voltage electrical equipment such as zinc oxide arresters, power cables, transformers, circuit breakers, and generators.
Feature:
1. The voltage boosting process is smooth, and the adjustment accuracy is high.
2. The voltage regulation has high stability, enabling smooth voltage adjustment across the full range.
3. The automatic protection circuit has a strong function, with perfect and reliable protection, ensuring safe operation.
Specification:
Specifications | Technical Parameters |
rated voltage（kV） | 200 |
rated current（mA） | 2 |
rated power（W） | 400 |
Quality of the control box (kg) | 5.5 |
Quality of the voltage doubling cylinder (kg) | 8.7 |
Height of the voltage doubling cylinder (mm) | 970 |
Accuracy of the output voltage | ± (1.0% of the reading + 2 digits) |
Accuracy of the output current | ± (1.0% of the reading + 2 digits) |
Ripple coefficient | ≤0.5% |
Voltage stability | When power supply voltage varies ±10%, ≤1%. |
Overload capacity | The no-load voltage can exceed the rated voltage by 10% and be used for 10 minutes. The maximum charging current is 1.25 times the rated current. |
Power | Single-phase alternating current, 50Hz, 220V±10% |
Working mode | Intermittent use: rated load for 30 minutes |
Use at 1.1 times the rated voltage: 10 minutes | |
Working environment | Temperature: -10℃ to 40℃ |
Relative humidity: It should not be greater than 85% (without condensation) when the room temperature is 25℃. | |
Altitude: Below 1,500 meters | |
Load capacity with capacitor | The capacitance of the device under test is unrestricted. |
It can be charged with 1.5 times the rated current. | |
Structural characteristics | Electrical insulation voltage doubling cylinder |
Air insulation, eliminating concerns about leakage. | |
Features of the operation box | High-precision 0.75UDC1mA single-touch button (accuracy ≤ 1.0%)
Suitable for the test of zinc oxide surge arresters. |
The overvoltage protection adopts a digital DIP switch, which is clear at a glance. | |
Portable chassis makes it more convenient on site. |
