九九99无码精品视频在线观看_好大嗯小浪货别夹好紧自己动_蜜汁樱桃林妙妙最后和谁在一起了_九九精品无码专区免费

YB6-12 Combined substation     Pre-assembled substation     

Suitable for use in 12kV, three-phase AC systems with rated frequency of 50Hz, dual power supply or terminal power supply systems, as high-voltage distribution metering, compensation control and protection devices. In addition to the transformer, the high-voltage side is equipped with a four-position load switch, a two-position load switch, a back-up protection fuse and an insertion fuse; the low-voltage side is equipped with control appliances, distribution appliances according to the user's requirements. The low voltage side is equipped with control appliances, distribution appliances, compensation devices and energy meters according to customer requirements.