IEC 60079-25:2020/COR2:2022 is a corrigendum to Explosive atmospheres - Part 25: Intrinsically safe electrical systems, and it is relevant when teams need to maintain accurate technical documentation for hazardous-area electrical design. As a supporting reference to IEC 60079-25:2020, it helps organizations align engineering records, review requirements, and compliance files with the corrected text. For procurement, testing, and conformity assessment workflows, IEC 60079-25:2020/COR2:2022 supports careful technical review and reduces the risk of relying on outdated wording.

Purpose of IEC 60079-25:2020/COR2:2022

The purpose of IEC 60079-25:2020/COR2:2022 is to modify the parent document where needed so that guidance for intrinsically safe electrical systems is documented correctly. In practical terms, a corrigendum is used to support technical accuracy in design, verification activities, and compliance preparation rather than to introduce a full new technical framework. For engineering teams working with explosive atmospheres, it helps maintain a reliable compliance reference for review, validation, and documented evaluation against the parent publication.

Compliance applications of IEC 60079-25:2020/COR2:2022

IEC 60079-25:2020/COR2:2022 is typically used during compliance workflows for hazardous-area electrical equipment, especially where intrinsically safe circuits or systems are being assessed. It may be consulted by manufacturers, laboratories, certifiers, and project teams that need to confirm documentation accuracy before approval, testing, or release. In regulatory preparation and engineering documentation control, this corrigendum can help ensure that references to the parent document remain current and suitable for technical assessment and conformity assessment activities.

Benefits of IEC 60079-25:2020/COR2:2022

Using IEC 60079-25:2020/COR2:2022 supports safer and more consistent compliance work by helping teams rely on corrected text when evaluating intrinsically safe electrical systems. It can improve operational consistency across engineering review, procurement checks, and testing workflows, especially where accurate documentation is essential to risk management. For organizations preparing product evaluation files or certification evidence, the corrigendum may reduce ambiguity, strengthen quality assurance, and support better alignment between design intent and the documented technical basis.

• Supporting corrigendum for IEC 60079-25:2020, not a standalone replacement for the parent technical document
• Relevant to intrinsically safe electrical systems used in explosive atmospheres
• Useful for document control, technical review, and compliance file maintenance
• Helps support verification activities, conformity assessment preparation, and quality workflows