HVD85-40.5（ZN85-40.5）is suitable for three-phase AC power system of 50Hz and 40.5kV, used to make and break the load current, overload current and fault current in industrial and mining enterprises, power plants and transformer substations, meanwhile, it is suitable for the occasion where the frequent operation is required.
|Lighting impulse withstand voltage||kV||185|
|Rated short-time withstand current||kA||25、31.5|
|Rated peak value withstand current||kA||63、80|
|Rated short-circuit duration||s||4|
|Rated short-circuit breaking current||kA||25、31.5|
|Rated short-circuit making current||kA||63、80|
|Rated operation sequence||O-0.3s-CO-180s-CO|
|Rated short-circuit current breaking times||times||20|
|Single capacitor bank breaking current||A||630|
|Back-to-Back capacitor bank breaking current||A||400|
|Rated control voltage||V||AC110、220；DC110、220|
3.Regulating lever of intermediate phase
5.Driving board 2
7.Driving board 3
8.Driving board 4
9.Driving board 1
10.Regulating lever of side phase
11.Rod end bearing
2.1The ambient air temperature should be -15℃~40℃, the daily average temperature should not exceed 35℃.
2.2 Daily mean relative humidity should not exceed 95%, and the daily mean vapor pressure should not exceed 2.2kPa; the monthly mean relative humidity should not be higher than 90%, and the monthly mean vapor pressure should not exceed 1.8kPa.
2.3 Altitude: Not exceed 1,000m.
2.4 The ambient air should be free from the dust, smoke, corrosive and flammable gas, steam, salt fog, et…