: Companies in the relevant sectors should consider adopting this standard to improve their data management and digitalization efforts.
If your diagram includes fiber optics (e.g., SCADA systems), the 2002 standard had no symbol. The 2021 update provides a specific double-arrow node. Using electrical symbols instead is now a non-conformity.
The original 15-part ISO 14617 series (which includes Part 3: Connections and related devices ) has been consolidated into a streamlined two-part series to improve accessibility and modernize the symbol library. Current Standard Structure iso 146173 pdf updated
ISO 14617-3 standard, titled "Graphical symbols for diagrams — Part 3: Connections and related devices," withdrawn on April 25, 2025 ISO - International Organization for Standardization It has been replaced by ISO 14617-2:2025
While Part 3 specifically has been withdrawn, its contents are being integrated into the broader updated library. You can find the most recent documentation through official channels: : Companies in the relevant sectors should consider
Simply obtaining the PDF is only the first step. To effectively implement the updated ISO 14617 standards, you should consider the following:
ISO 14617-2:2025 was recently released as a major update. This new edition incorporates many symbols previously found in separate parts of the series. Using electrical symbols instead is now a non-conformity
The most significant development is the publication of the second edition of multiple parts of the ISO 14617 series, effectively replacing the initial versions from 2002 and 2004. The first part of the series underwent a substantial revision, moving from the 2005 edition (ISO 14617-1:2005) to the newly designated . This part, the general introduction to the entire series, is now the most current version. Other parts have also been updated; for instance, the second edition of Part 2 was released as ISO 14617-2:2025 , with a publication stage date of 2025-04.
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