Devices and smart home
RCD
Abbreviation for Residual Current Device
In short and in plain language
An RCD is a safety switch in the fuse box.
It is meant to cut the power when current leaks away.
It comes in different types. A qualified electrician fits it.
Definition
An RCD is a protective switch in the fuse box meant to cut power when current leaks away. It comes in different types. It is installed by a qualified electrician.