女人下边被添全过视频的网址,国产人成高清在线视频99,国产91av视频,国产三级视频在线播放线观看,人妖欧美一区二区三区四区,精品国产午夜福利精品推荐
VB-12、24P
VB-12, 24P 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, power plants, power grids, etc.
Features and highlights

Compared with the traditional assembly, the number of parts, conductor lap surface and connecting fasteners of the embedded pole is greatly reduced, which simplifies the assembly of the main circuit, reduces the circuit resistance and improves the reliability of the main circuit connection;

The operation power is small. The mechanical life is 30000 times, and the electrical life is 50 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
女人下边被添全过视频的网址,国产人成高清在线视频99,国产91av视频,国产三级视频在线播放线观看,人妖欧美一区二区三区四区,精品国产午夜福利精品推荐