Schneider A9FDB7616 fire protection switch AFDD 1P+N 16A B

Error arc detection (brand protection switch) with integrated circuit protection switch. Monitoring by the fire protection switch of 1-phase circuits. Monitoring by the fire safety switch of single-phase circuits by a number of different electrical parameters.collecting information that indicates the occurrence of a dangerous electric arc. In the detection of dangerous arcs, the firecrack...