Official copies of these standards are available through the IEC Webstore or national standards bodies like
It is important to note that IEC 61346 was withdrawn and replaced by IEC 81346-1:2009
If you are working on legacy systems or transitioning to the newer , having the IEC 61346-1 PDF is essential for: Maintaining Older Documentation iec 61346-1 pdf
, provides the framework for identifying objects within a system. Instead of random numbering, it uses a letter-code system based on the purpose or task of an object. Key Concepts of the Standard The Aspect Concept : IEC 61346-1 introduces three ways to view a system: Function (==) : What the object does. Product (-) : What the object is (the physical hardware). Location (+) : Where the object is situated. Reference Designations
. The newer version expands on the "Object Interest" philosophy and is more compatible with modern BIM (Building Information Modeling) and international software standards. If you are starting a Official copies of these standards are available through
project, you should look for the IEC 81346 PDF series instead. Where to Find It
"Industrial systems, installations and equipment and industrial products — Structuring principles and reference designations — Part 1: Basic rules" Product (-) : What the object is (the physical hardware)
IEC 61346-1 is the foundational international standard for structuring technical information and systems . While it has been largely superseded by the