Wuhan GDZX Power Equipment Co., Ltd
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ZGF Series DC High Voltage Generator
ZGF series DC high voltage tester is a new generation portable DC high voltage tester designed and manufactured according to the new Chinese power industry standard DL/T848.1-2004 "General technical conditions for DC high voltage generators". It is mainly used in the power sector of power sector, industrial and mining, metallurgy, steel and other enterprises to conduct DC withstand voltage test on high-voltage electrical equipment such as zinc oxide surge arresters, power cables, transformers and generators.
1. Aluminum alloy carrying box
2. With High Frequency Voltage-multiplying circuit, PWM technology and high power IGBT device
3. Adopts voltage feedback, Higher voltage stability, smaller ripple coefficient.
4. Full range smooth voltage regulation, regulation accuracy≤1%, stability≤1%, voltage current error +/-1.5%±d
5. Raise voltage from zero voltage potentiometer
6. The 75% UDC 1mA function button is convenient for Zinc Oxide Arrester test.
7. Over voltage cylinder uses dialing number set, and the error +/-2%.
8. It’s coated with special insulating materials with good electric performance and water resistance
9. The product conform to DL/T848.1-2004 technology requirement, also passed test of quality inspection
| Rated voltage: 60kV/120kV, Rated current: 2mA/3mA/5mA Power supply: AC220V±10％, 50Hz Ripple coefficient: ≤3.0％ Voltage measuring accuracy: ±(1.5 %reading±2digit) Voltage stabilization: stochastic wave, ≤1％ when power wave±10% |
Main Technical indicators :
| Specification
Parameters | 60/2 | 60/5 | 120/2 | 120/5 | 120/10 | 200/2 | 200/5 | 200/10 | 300/2 | 300/5 |
| Rated Voltage (kV) | 60 | 60 | 120 | 120 | 120 | 200 | 200 | 200 | 300 | 300 |
| Rated Current(mA) | 2 | 5 | 2 | 5 | 10 | 2 | 5 | 10 | 2 | 5 |
| Rated Power (W) | 120 | 300 | 240 | 600 | 1200 | 400 | 1000 | 2000 | 600 | 1500 |
| Box Weight (kg) | 8 | 8 | 2 | 5 | 9 | 4.5 | 4.5 | 5.5 | 5.5 | 5.5 |
| High voltage cylinder Weight (kg) | 4 | 5 | 6 | 8 | 9 | 7 | 8.3 | 9.3 | 11 | 11.5 |
| High voltage cylinder Hegiht (mm) | 440 | 440 | 535 | 535 | 750 | 890 | 970 | 980 | 1250 | 1250 |
| Voltage measuring accuracy | Digital Meter ±(1.5%reading±2words) | |||||||||
| Current measuring accuracy | Digital Meter ±(1.5%reading±2words) | |||||||||
| Ripple factor | ≤3% | |||||||||
| Voltage stability | Random fluctuations, changes ≤1% when power supply±10% | |||||||||
| Over Load capacity | No load voltage can be 10% more than rated voltage working 10 mimutes, maximum charging current is 125% the rated current | |||||||||
| Power supply | Single phase AC 50HZ 220V±10% | |||||||||
| Working way | Intermittently | |||||||||
| One time continuous working: 10 minutes | ||||||||||
| Working environment | Temperature: 0~40℃ | |||||||||
| Relative Humidity is no more than 85% when room temperature is 25℃(No condensation) | ||||||||||
| Altitude: below 1500 meters | ||||||||||
| Structure character | Exopy glass steel electrical insulated high voltage cyclinder | |||||||||
| Air insulation, no worry of leakage | ||||||||||
| Operation box character | High precision 0.75UDC1mA single touch button (accuracy≤2.0%), most suitable for zinc oxide arrester test | |||||||||
| Dialing number set for overvoltage protection | ||||||||||
| All in an aluminum alloy box, integrated structure, portable | ||||||||||
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