M21 | Fuse switch-disconnector | 400A – 800A

Switch-disconnectors with fuses available from 160A to 800A in 3P – 3P+N (according to models) & 4P upon request. They combine in a compact unit the function of a switch-disconnector with the protection against overloads and short-circuits given by the fuses. Protection against accidental over voltages in equipments connected between phase and neutral (our standard 3P+N) whit advanced switched neutral pole (early make – late break).