The invention discloses a breaker test port wiring device. The device comprises a power wiring board, a test plug board and a cable, wherein the power wiring board comprises a board body, installationslots and wiring mechanisms, the installation slots are formed in the surface of the board body, and the wiring mechanisms are arranged in the installation slots; the test plug board comprises a plugboard body, a plug slot and a plug mechanism, the plug slot is formed in the bottom of the plug board body, and the plug mechanism is arranged in the plug slot; and the two ends of the cable are connected with the board body and the plug board body respectively. According to the device, the power wiring board is used for being directly connected with a three-phase power source in a test cabinet,and clamping units, reinforcing units and linkage units in the power wiring board are all used for guaranteeing the safety and stability during three-phase electric connection; and the test plug boardis used for being directly connected with a contact of a breaker, and the plug mechanism in the test plug board is used for guaranteeing the rapidity and connection stability during assembly line detection.