126kV双断口真空断路器
126 kV double-break vacuum circuit breaker
双断口断路器
double-fracture circuit-breaker
双断口罐式断路器
double break point tank switch
双断口真空断路器
vacuum circuit breaker with double breaks
智能双电源
Intelligent double powers
智能型双电源自动切换开关
intelligent dual power automatic switching switch
双电源自动转换
double power-supply automatic transferring
电源断路器辅助触点
source breaker auxiliary contact
断路器操作电源
circuitbreaker control power supply
辅助电源断路器
auxiliaries-supply circuit-breaker
备用电源断路
auxiliaries-supply circuit-breaker
备用电源断路器
auxiliaries-supply circuit-breaker
紧急停车开关紧急电源断路器辅助触点
es emergency source breaker auxiliary contact
应急电源电路断路器
emergency source circuit breaker