Beginner Guide
What Is an RCBO? The Difference Between RCD, MCB and RCBO Explained
An RCBO combines overcurrent protection with earth leakage detection in one device. This guide explains how it works, how it compares to MCBs and RCDs, and when you should use one.
Beginner Guide
What is an MCB Breaker and How Does It Protect Your Circuit?
MCBs are the first line of defence against overloads and short circuits. This guide explains exactly how they work, why they trip, and how to use a free electrical simulator to test MCB behaviour safely.
Beginner Guide
How Household Wiring Works: A Complete Beginner's Guide
Learn how household electrical wiring works — from the main circuit breaker panel to your light switch. Understand live, neutral and earth wires, how MCBs protect your home, and what causes common faults.