Electrical line protection device provided with means of indicating an electrical fault on the line

摘要

An electrical line protection device of the circuit breaker type (1) characterised in that it comprises indicator means indicating the occurrence of an electrical fault and storing this information until the handle (3) is reset in the ON position said indicator means consisting of a portion of said cam (11) which is visible through a window (4) formed in the drum (7) in the OFF position of the handle (3) following an electrical fault and is not visible in the ON/OFF positions of the handle (3) following a manual action.