双电源转换开关
dual power transfer switch
自动电源转换开关
automatic power transfer switchgear
四极自动转换开关电器
automatic transfer switching equipment(ATSE) with 4 poles
自动转换开关电器
ATSE
automatic transfer switching equipment
61000-4-3
61081 Troops of the Chinese People’s Liberation Army
automatic transfar switching equipment
61000-6-1
61010-1
Boost型开关电源
Boost style of switching mode power
BUCK降压型开关电源
buck step-down switching power supply
DUM14开关电源
DUM14 switching mode power supply
KPG1矿用隔爆小型电源开关
KPG1 small-scale mining flame-proof power switch
RCC开关电源
RCC switching power supply