FF9 series auxiliary contacts (auxiliary contacts with alarm function) are mainly used in AC 50/60Hz alarm circuits with a rated voltage not exceeding 415V and a rated current 1A~6A. This series of auxiliary contacts can realize the opening and closing indication of remote circuit breaker by remotely connecting signal lights.
FF9 series auxiliary contacts (auxiliary contacts with alarm function) are mainly used in AC 50/60Hz alarm circuits with a rated voltage not exceeding 415V and a rated current 1A~6A. This series of auxiliary contacts can realize the opening and closing indication of remote circuit breaker by remotely connecting signal lights.
