♦ Installation way: foundation installation;
♦ Operating mechanism: spring operating mechanism and electromagnetic operating mechanism;
♦ Pole material: rubber silicone, ceramic;
♦ Application: outdoor 33kV substation, power plant.
♦ Current transformer: internal installation, external installation.
is applied for breaking, on Or off of load current in AC three-phase power system of rated 10-12kV with 50/60Hz,
it owns functions of overload and short protection, fast breaking protection, time lapse delay and automatic reclosing ,
it can also be equipped with arrester Or disconnecting (circuit breaker and disconnecting switch combination,
hereinafter called combination intelligent circuit breakers) according to customer' s requirement.
for a period of 12 KV, rated voltage of the three-phase ac 50 HZ outdoor power distribution system.
It uses a vacuum arcing and SF6 gas as insulating medium,
is ZW20-12 type vacuum circuit breaker of the improvement of products.
Cabinet adopted the introduction of Japanese Toshiba VSP5 gas seal technology, explosion-proof, insulating structure
♦ Ambient temperature: -35°C ~ +45°C;
♦ Altitude: ≤1000m;
♦ Wind speed ≤ 35m/s;
♦ Earthquake intensity: ≤8 level;
♦ Filthy level: IV;
♦ Installation way: pole mounted;
♦ Operating mechanism: spring operating mechanism and permanent magnetic operating mechanism;
♦ Pole type: integrated pole;
♦ Application: outdoor 24kV substation, power plant.
♦ Operation type: manual, electric, remote control.