The standard was joint-published with the International Organization for Standardization (ISO) to create a truly universal framework covering all engineering disciplines, renaming it to . Key changes in the newer version:
The most significant innovation of IEC 61346-1 is the "three-aspect" philosophy. An object can be identified based on different viewpoints, each represented by a specific prefix: Description = iec 61346-1 pdf
"Industrial systems, installations and equipment and industrial products – Structuring principles and reference designations," this standard is what’s known as a horizontal standard It was expanded via a joint "double logo"
. It was expanded via a joint "double logo" initiative between the International Electrotechnical Commission (IEC) and the International Organization for Standardization (ISO) to better cover civil, mechanical, and aerospace technical fields. The Location-Oriented Aspect (Prefix: + )
-K1 designates a specific physical relay or contactor. 3. The Location-Oriented Aspect (Prefix: + )