It can be widely used in electric network terminallines, new energy circuit management, smart electronic triplex,smart home, smart factory,new energy vehicle charging pile, etc.It can be matched with MCB/RCCB switch, remoteclosing and breaking MCB/RCCB switch.MCB/RCCB switch is controlled by the switching value, and the D type has the function of automatic reclosing.With manual/auto selector switch.