国产真人做受视频在线观看,国产精品不卡无毒久久久久,一级一片免费播放,高清无码在线播放 ,亚洲精品第一国产综合野草社区,国产亚洲精品一,二区,2021天天爽天天玩天天拍,色窝视频

Green Erengy Green Future

Green Erengy Green Future

Home > Products > Low voltage switch Wire Cables Medium voltage switch Low voltage switch Cooperation brand medium voltage unit Power transformer YBM 3 cases of class Surge arrester Electricity meter box Water pump

GGD Low-voltage switchgear

Product type：Low voltage switch

GGD Low-voltage switchgear   Low-voltage switchgear 

Suitable for power plants, substations (stations), industrial and mining enterprises and other power users as power conversion, distribution and control of power, lighting and distribution equipment in power distribution systems with AC 50Hz, rated working voltage and rated insulation voltage of 380V, 660V and rated working current up to 5000A.