Products
Outdoor Vacuum Circuit Breaker
Key Features
36kV outdoor HV porcelain type vacuum circuit breaker with IEC 62271 standard. It is designed as a AC three-phase 50Hz and rated voltage 36kV equipment that is mainly applied to rural and urban power grids with 36kV distribution system for the use of opening and closing of load current, overload current and short circuit current.
36kV outdoor HV vacuum circuit breaker is designed as a AC three-phase 50Hz and rated voltage 36kV equipment that is mainly applied to rural and urban substation power grids with 36kV distribution system for the use of opening and closing of load current, overload current and short circuit current. The outdoor adopts porcelain as insulation material which has advantages of anti-condensation, aging resistance and temperature resistance.
Features of the outdoor 36kV vacuum circuit breaker :
It is suitable for column installation or substation applications. The insulation material is porcelain. Vacuum arc-extinguishing chamber, insulating rod, connecting rod and three-pole epoxy pillar are mounted in mechanism casing. The moving end of arc-extinguishing chamber is connected to the output shaft of the mechanism through insulatiing rod.
Waterproof box design and heater design which prevent the control room from moisture.
High reliability, small volume, long service life.
Comply with IEC 62271-100 standard.
Use of the environment:
Ambient temperature: -40 ℃~ +85 ℃, the daily average temperature: 25 ℃
Altitude: ≤3000m(in excess of the value of technical discussions with the Division I)
Wind speed:35m/ s
Icing thickness: 10mm
Earthquake intensity: ≤8 degrees
Degree of ambient air contamination level not greater than: Ⅲ level
Daily average ambient air relative humidity ≤ 95%, on average ≤ 90%
Saturated vapor pressure of daily mean values ≤ 2.2 × 10-3Mpa, on average ≤ 1.8 × 10-3Mpa