Surge Protective Devices (SPD) are used to protect the electrical installation, which consists of the consumer unit, wiring and accessories, from electrical power surges known as transient overvoltages.
An RCD, or residual current device, is a life-saving device which is designed to prevent you from getting a fatal electric shock if you touch something live, such as a bare wire. It can also provide some protection against electrical fires. RCDs offer a level of personal protection that ordinary fuses and circuit-breakers cannot provide.
As the country gets to grips with tackling the Coronavirus, life as we know it is going to significantly change for a while. With people being encouraged to work from home and families self isolating if one person shows symptoms, there are plenty of guides out there designed to help you concentrate on your work and stop you from climbing the walls during this temporary confinement.
One of the major causes of fire in an electrical installation are either inadequate termination of conductors or the failure of terminations over time and also further validates the importance of regular maintenance and testing on every installation.