ZGF-D large capacity DC high voltage generator is used to test the insulation performance of test objects by detecting their leakage current. 

• DC analogue test of HV and ultra HV DC power transmission line, transmission equipments and arresters;

• DC voltage withstand test of HV and ultra HV arrestors and power transmission lines

• DC voltage withstand test of large capacity test objects, such as oil-filled cables, capacitors, paper-insulated cables

• Excellent structure, large output current, small voltage drop

• Silicon-controlled auto traces voltage regulation,ensuring high anti-interference performance

• Auto and manual operation optional

• High test accuracy and reliability

• Safety due to quick ground protection device

• DC step-up unit coated with antifouling RTV enables long hours operation outdoors

• Rated output voltage: 50-2000kV

• Rated output current: 10-200mA 

• Rated input voltage: 380V±10%，50Hz

• Rated output frequency: power frequency or middle frequency

• PD ≤ 10pC at rated voltage

• Output voltage stability ≤ 1.5%

• ripple factor ≤ 5%

• Duty cycle: continuous long hours operation

• Voltage withstand level: 60s at 110% rated voltage, without flashover or breakdown

• Service location: indoors or outdoors

Customized specification available on request.