ZGF-300kV10mA DC High Voltage Tester
ZGF-300kV10mA DC High Voltage Tester
Model: ZGF300KV/10mA DC High Voltage Tester
Application:
The DC high voltage generator is applicable for conducting DC withstand voltage tests and leakage tests on equipment such as zinc oxide surge arresters, magnetically blown surge arresters, power cables, transformers, and generators. It can also serve as a power source for electrostatic dust collection, spraying, and other applications.
Feature:
The voltage regulation has a high stability, enabling smooth voltage adjustment across the entire range.
The voltage doubling cylinder is made of new materials, which makes it lightweight and sturdy.
The automatic protection circuit has a powerful function, with perfect and reliable protection, ensuring safe operation.
Specification:
specifications | Technical Parameters |
rated voltage（kV） | 300 |
rated current（mA） | 5 |
rated power（W） | 3000 |
Quality of the control box (kg) | 8.5 |
Quality of the voltage doubling cylinder (kg) | 12.5 |
Height of the voltage doubling cylinder (mm) | 1250 |
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. |
