IEC standards are copyrighted and typically sold by national standards bodies or the IEC. For legitimate access:
Platforms like or TechStreet offer annual subscriptions. For a flat fee, you gain access to the entire IEC 60364 library as PDFs, plus automatic updates. This is ideal for large engineering firms.
Some key concepts in IEC 60364 include:
Rules for initial and periodic inspection to ensure the system remains safe over time. How to Access the Standard