AREI rules overview
A practical overview of the main AREI rule groups for domestic installations, diagrams and inspections.
This section groups AREI rules as a reference for recurring inspection points. Each detail page summarizes a specific part of AREI Book 1 and explains what it means for a real diagram or dossier.
How to use this section
Start with the category that matches your question. For safety, start with Protection. For breakers and cables, start with Breakers, fuses and cable protection. For sales, diagrams or old installations, start with Documentation or Historical rules.
Looking for the meaning of a breaker, RCD, cable cross-section, voltage drop or dedicated circuit first? Start with Basic terms. This section is about application, sources and checks.