Beginner Guide
Short Circuit vs Open Circuit: What's the Difference?
A short circuit and an open circuit are opposite faults — one causes too much current, the other causes none. This guide explains both, their real-world causes, and how to identify each.
Product update
Fault Simulation Mode in ElectraSim: Diagnose Open Circuits, Reverse Polarity and Earth Faults
ElectraSim now lets you inject real electrical faults into any circuit — wire breaks, reverse polarity, and missing earths — and watch how each one affects simulation results.
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.