Beginner Guide
Distribution Board Explained: How a Consumer Unit is Wired
The distribution board is the heart of every electrical installation. This guide explains what's inside a consumer unit, how it distributes power to every circuit in a building, and how to simulate a multi-circuit distribution board using a free electrical circuit simulator.
Beginner Guide
What is an RCD and Why Do You Need One?
An RCD can save your life in under 40 milliseconds. This guide explains exactly how Residual Current Devices work, why they're mandatory in modern wiring, and how to test RCD protection safely using a free electrical circuit simulator.