◆ Having the great ability of interrupting fault current
◆ High hard nozzle against arc burning
◆ With high dielectric level
◆ No eddy-current flow loss on aluminum enclosure
◆ High strength insulating tie rod
◆ High strong switching current ability
◆ Spring energy-stored hydraulic operating mechanism
◆ Be suit to service in particular circumstances
◆ Aluminum enclosure with good conductivity, light weight , low loss, high resistance to corrosion

Rated voltage

363kV

Rated current

4000A

Rated frequency

50Hz

Rated short-time withstand current(3s)

50kA

Rated peak withstand current

125kA

Rated short-circuit breaking current

50kA

Rated making current

125kA

Rated power frequency withstand voltage(1 min.)

520kV

Rated switching impulse withstand voltage

950kV

Rated lightning impulse withstand voltage

1175kV

Leakage rate/ year and gas compartment

≤0.5%

Operating sequence

O-0.3s-CO-180s-CO

Ambient temperature

-25…+40 ℃