Contactum’s CPB40, is part of their Defender 2.0 range. A 40A, 6kA, Type B, SP MCB.
To be used with Contactum consumer boards, please refer to ‘you may also need’
Miniature circuit breaker is a device that protects electric circuits from a fault caused by overload or a short circuit, (over-current). The MCB will trip the switch to off, breaking the electrical connection and protecting the rest of the circuit.
For protection against ‘earth leakage’ and to protect from electric shock you will need RCD’s or RCBO’s
The Defender 2.0 range are safe and stylishly designed to seamlessly blend in with today’s modern living environments.
Offering enhanced safety and complete compliance with the 18th Edition wiring regulations BS7671:2018.
A Consumer Unit is the most important electrical device in any building. It protects electrical appliances from damage and more importantly, people from electrical shock.