Integrated three-phase four-wire combined wiring device

The utility model relates to an integrated three-phase four-wire combined wiring device, which relates to the technical field of electric energy metering and comprises an outer side binding post, a short-circuit and open-circuit shell and a transparent box cover. A wire inlet hole and a wire outlet hole are formed in the short-circuit and open-circuit shell, a three-phase four-wire binding post is arranged in the short-circuit and open-circuit shell, and the two ends of the three-phase four-wire binding post are located at the wire inlet hole and the wire outlet hole respectively; the outer side binding post is arranged on the outer side of a wire outlet hole of the short-circuit and open-circuit shell and is connected with the three-phase four-wire binding post in the short-circuit and open-circuit shell; a transparent box cover is arranged on the short-circuit and open-circuit shell, and one side of the transparent box cover is rotationally connected with the side edge of the short-circuit and open-circuit