LW30- 145/3150-40 SF6 high-voltage AC circuit breaker is of 3-phase 50Hz high-voltage switchgear,used for the control and protection of 126kV/145kV power distribution and transmission system,as well as being used as the network interconnected circuit breaker and in the places switching capacitor bank.
Structure and Features:
▪Self-energized arc control principle, excellent breaking capacity full capacity breaking could reach 20 times;
▪Short arcing time, long electrical life, low operation noise;
▪The compact circuit breaker adopting SF6 as the insulating medium, no danger of fire and explosion, could be used for the population-dense area;
▪Spring operating mechanism is incorporated to provide simple and compact structure, safe and reliable operation;
▪Long mechanical endurance, coming upto 10000 times;
▪The Compact SF6 Circuit Breaker has high technological level of anticorrosive and anti-low-temperature features