ABB’s System proM S280 miniature circuit breakers (MCBs) occupy a unique position in the uk market as the only MCBs from any manufacturer which are capable of providing over-current protection for equipment and cables up to 100A within a standard wi
The S280 MCBs are ideally suited for installation in ABB’s Protecta final distribution boards or can simply be mounted on standard top hat DIN rail. In common with the other MCBs in ABB’s well established S260 and S270 ranges, they can be coupled with the same shared series of auxiliary elements and accessories to provide a variety of functions and configurations. These typically include: auxiliary contacts, signal contacts, shunt trips and under-voltage releases etc.