Power distribution terminal communication system based on medium-voltage carrier

The utility model relates to a power distribution terminal communication system based on medium-voltage carrier waves, which comprises a plurality of communication subsystems, each communication subsystem comprises a secondary fusion switch, a plurality of power distribution terminals, an Ethernet switch, a communication module and a communication management unit, and the communication subsystems are respectively arranged on feeder lines; the power distribution terminal is used for acquiring state information of the primary and secondary fusion switch; the communication module is in communication connection with the power distribution terminals through the Ethernet switch, the communication module is in signal coupling connection with the primary and secondary fusion switch, and the plurality of power distribution terminals are in communication connection through the communication module; the communication management unit is in communication connection with the primary and secondary fusion switch, and the plu