A fully comprehensive range of 10kA RCBOs, which provides protection for cables, filament lighting circuits, heating loads and domestic applications, as well as protection against earth leakage, overload and short circuits. Lewden 10kA RCBOs are fully compatible with the TP&N range which is the complete solution to managing the distribution of electricity in commercial premises such as offices, warehouses, factories, schools, hospitals etc. · · · Designed and tested for use with Lewden branded distribution boards. · · Residual current circuit breaker with integral overcurrent protection. · · Class AC & A. · · Single module RCBOs are suitable for use in TN-S, TN-C-S, & TT network systems.