The original 61346 was often viewed as electrotechnical-specific. The 81346 series was developed jointly with ISO to make it truly discipline-independent (mechanical, electrical, process, etc.). Core Concepts of the Standard
Industrial systems, installations and equipment and industrial products – Structuring principles and reference designations – Part 1: Basic rules. iec 61346-1 pdf
If you are searching for an , you will quickly discover that the standard has been withdrawn and replaced . As of 2009, IEC 61346-1 was superseded by IEC 81346-1 . iec 61346-1 pdf
Key improvements in the newer IEC 81346-1:2022 version include: iec 61346-1 pdf
Why dig up an old standard in the age of AI and digital twins? Because