How do I tell the difference between a RCD and a circuit breaker?
A RCD looks like a circuit breaker, but also has a test button. The photograph shows two circuit breakers compared with a RCD, Combined RCD/circuit breakers are available also. These devices provide protection from overload, short circuit and electrocution. They also have a test button.
Testing & Tagging
Testing and Tagging your electrical appliances to make you compliant and your staff safe
RCD (Residual Currency Device), aka Safety Switch, perform a lifesaving job