开关切断器 meaning in English

switch-disconnector

Switches , disconnectors , switch - disconnectors and fuse - combination units
开关掣、切断器、开关切断器及熔断组合器；
Low voltage switchgear and controlgear - switches disconnectors and fuses combination units
低压熔断器；低压开关器及控制器-开关切断器及熔断器组合单位；
Switches , disconnectors , switch - disconnectors and fuse - combination units ; low voltage switchgear and controlgear assemblies
开关掣、切断器、开关切断器及熔断组合器；