不接触隔离技术
No touch isolation technique
辅助接触开关
auxiliary contactor switch
开关接触电阻
switch contact resistance
马达操作多接触开关
motor-operated multicontact switch
水温度接触开关
water temperature contact switch
GW4-110型隔离开关
GW4-110 type isolating switch
GW4型高压隔离开关
GW4 high voltage isolating switch
GW7C-800型高压隔离开关
the type of GW7C-800 high voltage isolating switch
低压侧直流隔离开关
low-voltage-side DC disconnector
低压隔离开关熔断器组
low-voltage isolating switch fuse group