Project Description
Product Features:
The chassis adopts aluminum alloy chassis
Adopt intermediate frequency voltage doubler circuit, apply PWM pulse width modulation technology and high-power IGBT devices
High voltage feedback, high output voltage stability, ripple coefficient ≤1%
Full-scale smooth voltage regulation, fine voltage regulation, fine adjustment accuracy ≤0.5%, stability ≤1%, voltage error ±(1.0%±2 words), current error ±(1.0%±2 words)
0.75UDC1mA function button, convenient for zinc oxide arrester test, accuracy ± (1% ± 2 words)
The overvoltage protection adopts the code setting, it is clear at a glance, the error is ±2%
This series of DC high-voltage generators is a new generation of portable dc high current test set 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 suitable for the DC withstand voltage test of zinc oxide arresters and other high-voltage electrical equipment in the power departments of electric power departments, industrial and mining, metallurgy, steel and other enterprises.
The overvoltage protection adopts the code setting, which is clear at a glance, and the error is ±2%
The double pressure adopts new materials, which are light and strong. The surface is coated with special insulating materials, with good electrical performance and strong moisture resistance.
ZGF products meet the technical requirements of DL/T848.1-2004, and have passed the type test of the electrical equipment quality inspection and testing center of the Ministry of Electric Power, and strictly implement the enterprise standard for delivery.
| Specificion Technical Parameters | 120/5 | 200/3 | 200/5 | 250/3 | 300/2 | 300/5 | |
|---|---|---|---|---|---|---|---|
| Rated voltage (kV) | 120 | 200 | 200 | 250 | 300 | 300 | |
| Rated current (mA) | 5 | 3 | 5 | 3 | 2 | 5 | |
| Rated power (W) | 600 | 600 | 1000 | 750 | 600 | 1500 | |
| Chassis weight (kg) | 4.5 | 4.5 | 4.5 | 4.5 | 5.5 | 5.5 | |
| Double pressure weight (kg) | 6.5 | 7.9 | 8.3 | 9 | 11 | 11.5 | |
| Double pressure height (mm) | 850 | 970 | 970 | 1030 | 1250 | 1250 | |
| Voltage measurement accuracy | Digital display ± (1.0% reading ± 2 words) | ||||||
| Current measurement accuracy | Digital display ± (1.0% reading ± 2 words) | ||||||
| Ripple coefficient | ≤2% | ||||||
| Voltage stability | Random fluctuation, ≤1% when the power supply voltage changes ±10% | ||||||
| Overload capacity | No-load voltage can exceed 10% of rated voltage for ten minutes | ||||||
| The maximum charging current is 1.25 times the rated current | |||||||
| power supply | Single-phase AC 50HZ 220V±10% | ||||||
| Way of working | Intermittent use | ||||||
| The longest continuous time is 10 minutes at a time | |||||||
| working environment | Temperature：-10~40℃ | ||||||
| Relative humidity: no more than 85% when the room temperature is 25℃ (no condensation) | |||||||
| Altitude: Below 1500 meters | |||||||
| With capacitor | Unlimited test product capacity | ||||||
| Load capacity | Can be charged with 1.5 times the rated current | ||||||
| Structural features | Epoxy glass fiber reinforced plastic electrical insulation pressure doubler | ||||||
| Air insulation, no leakage | |||||||
| Features of Operation Box | High-precision 0.75UDC1mA one-touch button (precision ≤3%) | ||||||
| Overvoltage protection adopts dial setting, which is clear at a glance | |||||||
| Vertical and horizontal dual-purpose international standard chassis, convenient on-site | |||||||
| control box | 1 set |
|---|---|
| High pressure doubler | 1 section |
| user's manual | 1 serving |
| Spare fuse | Several |
| Power cable | 1 |
| Dedicated ground wire | Group 1 |
| Discharge rod | 1 |
| Water resistance or current limiting resistance | 1 |
| Microammeter | 1 piece |
