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For general-purpose sockets or appliances
giving you full protection against surges
Housed in a heavy-duty steel enclosure
When to Use a 40A C Curve RCBO
WKC 3 Pole 10kA MCB – 40A C Curve (WKC340C) Isolator For general-purpose sockets or appliancesThe WKC340C 3 Pole 10kA MCB is a 40A C Curve breaker built for protecting three phase circuits with moderate inrush currents. Rated at 10kA breaking capacity, it provides safe disconnection during overload and short circuit faults. Compact, bi directional, and DIN rail mounted, its a reliable choice for EV charging points, solar PV distribution, HVAC systems, and industrial boards. Installer Tip: Select a C Curve breaker when dealing with inductive
