熔丝式隔离开关
fusible disconnecting switch
新型的直动式隔离开关
A New type of Direct Operated Disconnector
新型直动式隔离开关
novel direct operated disconnector
折臂式隔离开关的完善
Perfect of Folding Type Isolator
分离式中隔墙
Option with separated middle walls
水平中开式离心泵
horizontal split-case centrifugal pump
低压隔离开关熔断器组
low-voltage isolating switch fuse group
反向电流自动断开开关
automatic reverse current cutout
隔离开关熔断器组
switch disconnectors with fuse
灭磁开关开断弧压
arc voltage for opening of field breaker