Official copies of these standards are available through the IEC Webstore or national standards bodies like
"Industrial systems, installations and equipment and industrial products — Structuring principles and reference designations — Part 1: Basic rules"
: By combining these aspects with specific letter codes, you create a "Reference Designation" (RDS) that tells you exactly what a part is and where it fits. For example, a motor might be designated by its function in a ventilation system rather than just being called "Motor #5." Hierarchical Structure iec 61346-1 pdf
series, it remains a cornerstone for engineers, architects, and designers who need a systematic way to classify and designate components within complex projects. What is IEC 61346-1? The standard, titled
. 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
. Accessing the official PDF ensures you have the correct tables for classification codes (e.g., 'K' for relays, 'M' for motors) which are critical for compliance. specific letter codes used for component classification in this standard?
If you are working on legacy systems or transitioning to the newer , having the IEC 61346-1 PDF is essential for: Maintaining Older Documentation The standard, titled
: Modern CAD and PLM (Product Lifecycle Management) software rely on these structuring principles to automate parts lists and schematics. Transitioning to IEC 81346
IEC 61346-1 is the foundational international standard for structuring technical information and systems . While it has been largely superseded by the
It is important to note that IEC 61346 was withdrawn and replaced by IEC 81346-1:2009