性一交一乱一乱一视频免费,97人妻无码一区二区三区,国产成a人亚洲精品无码导航,国产午夜在线视频免费抢先看,最近中文字幕高清2019中文字幕
VB-40P
VB-40P series vacuum circuit breaker
Used in power plants, substations, power transmission and distribution lines, suitable for the places with small land occupation and harsh environment, such as urban substations, high altitude areas, coastal areas, mining areas, chemical plants, etc.
Features and highlights

The structure of upper and lower arrangement is adopted to effectively reduce the depth of circuit breaker;

High insulation level, high reliability, current up to 2500A;

With low operating power, and the mechanical life is 10000 times and the electrical life is 30 times;

It has high intelligence and can realize on-line monitoring.

返回頂部
Copyright ? Guangzhou Baiyun Electric Equipment Co., Ltd. All Rights Reserved 粵ICP備05024257號-2
性一交一乱一乱一视频免费,97人妻无码一区二区三区,国产成a人亚洲精品无码导航,国产午夜在线视频免费抢先看,最近中文字幕高清2019中文字幕