IEC 61346-1: Industrial systems, installations and equipment and industrial products — Structuring principles and reference designations
It defines how to break down a large plant into smaller, manageable parts (subsystems, units, and components). The Three Aspects: iec 61346-1 pdf
IEC 81346 is a "horizontal standard," meaning it applies across all disciplines—mechanical, electrical, and civil engineering. It expanded on the original 61346 framework to make it more digital-friendly and applicable to the entire lifecycle of a product. Where to Find the Standard = (Equals sign) – Function designation (e
The "depth" of this standard lies in its Recursive Hierarchy. You can zoom into any part of a system—from a massive power plant down to a single fuse—and give it a unique "address" that remains clear across all technical disciplines. IEC 81346 is a "horizontal standard," meaning it
Maintenance: A technician can find a faulty sensor in seconds using its Location-oriented designation.