1、隔离开关
...隔离器disconnector隔离开关switch-disconnector断路器circuit-breaker ...
2、负荷开关
... switch-diode开关二极管 switch-disconnector负荷开关 switch-starter开关起动器 ...
3、开关切断器
... switchboard 开关盘；开关掣板；电掣板；配电板 switch-disconnector 开关切断器 switched socket outlet 连开关掣插座 ...
enclosed load switch switch-disconnector负荷开关
hv switch-disconnector高压隔离开关
AC switch-disconnector交流隔离开关
fuse-switch-disconnector熔断器式隔离负荷开关
Circuit breaker or switch-disconnector断路器或负荷开关
load-disconnector switch负荷隔离开关