Instrument that replaces intelligent circuit breaker

The utility model discloses an instrument that replaces intelligent circuit breaker, including the instrument body, the front of instrument body is equipped with the display screen, the front of display screen is equipped with the protection casing of installing on the instrument body, one side of protection casing is connected with the commentaries on classics board of L shape through the pivot,it keeps away from one side both ends of pivot and passes through the spring and link to each other with the protection casing to change the board, one side that the display screen was kept away fromto the instrument body is equipped with the bearer bar, be equipped with two sets of symmetry's fixed block outside the one end of bearer bar near the protection casing, the one end that the bearer bar was kept away from to the fixed block is equipped with the gag lever post, one section outside that the fixed block is close to the gag lever post is equipped with the retainer plate, the one end outside rotation that the ga