A circuit breaker in which SF6 under pressure gas is used to extinguish the arc is called SF6 circuit breaker. SF6 (sulphur hexafluoride) gas has excellent dielectric, arc quenching, chemical and ...
1. The composition of the switch cabinet: The switchgear shall meet the relevant requirements of the GB3906-1991 "3-35 kV AC Metal-enclosed Switchgear" standard. It is composed of a cabinet and a ...