开关组件 meaning in English

sa/switching assembly
switch module

Semiconductor discrete device . detail specification for gaas high - speed switching assembly for type ek20
半导体分立器件. ek20型砷化镓高速开关组件详细规范
Conformance test procedures for indoor alternating current high - voltage circuit breakers applied as removable elements in metal - enclosed switchgear assemblies
金属封装开关组件中作为可拆除元件的室内交流高压断路器的一致性试验程序