WKC 3 Pole 10kA MCB – 50A B Curve (WKC350B) Modular Contactor or circuits with higher start-up

or circuits with higher start-up loads

and one for tools

This unit helps improve compliance with BS EN 61439-3 by ensuring safer termination zones and better thermal performance in three-phase systems

DIN rail mount

WKC 3 Pole 10kA MCB – 50A B Curve (WKC350B) Modular Contactor or circuits with higher start-upThe WKC350B 3 Pole 10kA MCB is a 50A B Curve breaker providing reliable short circuit and overload protection for three phase circuits. Rated at 10kA breaking capacity and compliant with BS 7671 (18th Edition), its a trusted solution for industrial boards, EV installations, and solar PV systems. Compact and bi directional, it fits standard DIN rail consumer units and distribution boards. Installer Tip: The B Curve is recommended for resistive loads