Power line carrier device

The utility model discloses a power line carrier device belongs to electric device technical field. The device includes middling pressure carrier wave host computer unit and a plurality of middling pressure carrier wave from unit, and middling pressure carrier wave host computer unit and a plurality of middling pressure carrier wave are connected respectively in the medium voltage electricity linefrom the unit, behavioral data interface on the middling pressure carrier wave host computer unit, and action carrier wave interface under the middling pressure carrier wave host computer unit, middling pressure carrier communication host computer unit can be through wireless communication network and external communication, action carrier wave interface on the middling pressure carrier wave follow unit, behavioral data interface under the middling pressure carrier wave follow unit. It need to guarantee that middling pressure carrier wave host computer unit is in region that wireless communication network covered and