Standards Store

IEC 60105:1958 pdf download,Recommendation for commercial-purity aluminium busbar material. IEC 60105:1958 “Recommendation for commercial-purity aluminium busbar material” specifies reference electrical properties for commercial-purity aluminium used as busbar material. Its purpose is to provide a standardized basis (mainly related to electrical resistance/conductivity behavior) so manufacturers and engineers can describe and evaluate aluminium busbars consistently, regardless of […]

IEC GUIDE 103:1980 pdf download,Guide on dimensional co-ordination. IEC Guide 103:1980 “Guide on dimensional co-ordination” provides recommended dimensional-size systems used in the electrotechnical field to make interfaces between components, devices, and equipment compatible. Its central idea is to achieve dimensional coordination while also controlling the number (“varieties”) of possible size options, so products remain interoperable […]

IEC 60028:1925 pdf download,International standard of resistance for copper. IEC 60028:1925 “International standard of resistance for copper” defines reference electrical properties for annealed copper. Its main goal is to provide standardized copper characteristics—especially for electrical resistance and conductivity—so measurements and calculations performed by laboratories, manufacturers, and engineers can be compared consistently. In practical terms, the […]

IEC 62443-3-3:2013 pdf download,Industrial communication networks – Network and system security – Part 3-3: System security requirements and security levels. IEC 62443-3-3:2013 specifies system security requirements (SRs) for industrial automation and control systems (IACS). It translates the series’ high-level foundational requirements (FRs) into concrete security capabilities for an entire control-system environment, so organizations can reach […]

IEC 62368-1:2023 pdf download,Audio/video, information and communication technology equipment – Part 1: Safety requirements. IEC 62368-1:2023 specifies safety requirements for audio/video, information, and communication technology (ICT) equipment and certain business/office machines with a rated voltage not exceeding 600 V. Its main purpose is to reduce risks of fire, electric shock, and other harm by evaluating […]

IEC 60850:2014 pdf download,Railway applications – Supply voltages of traction systems. IEC 60850:2014 “Railway applications – Supply voltages of traction systems” specifies the main characteristics of traction system supply voltages used by railway and guided transport applications. It covers traction fixed installations, including auxiliary devices fed from the contact line, as well as the rolling […]

IEC 60079-10-1:2020 pdf download,Explosive atmospheres – Part 10-1: Classification of areas – Explosive gas atmospheres. IEC 60079-10-1:2020 describes how to classify hazardous areas in which flammable gases or vapours may form explosive atmospheres. It provides a framework for identifying those locations so that the correct selection, design, installation, operation, and maintenance of “Ex” equipment can […]

IEC 61753-042-02:2026 pdf download,Fibre optic interconnecting devices and passive components – Performance standard – Part 042-02: Plug-pigtail-style and plug-receptacle-style OTDR reflecting devices for category C – Controlled environments. IEC 61753-042-02:2026 is a performance standard for plug‑pigtail-style and plug‑receptacle-style OTDR reflecting devices used with optical-fibre systems. It specifies the minimum initial performance, together with the required […]

IEC 60079-0:2026 pdf download,Explosive atmospheres – Part 0: Equipment – General requirements. IEC 60079-0:2026 is the general requirements standard for electrical equipment intended for use in explosive atmospheres. It provides the baseline engineering rules that must be met so equipment cannot become an ignition source when exposed to flammable gases, vapors, mists, or combustible dust/air […]

IEC 62590-2-2:2026 pdf download,Railway applications – Electronic power converters for fixed installations – Part 2-2: DC Traction applications – Controlled converters. IEC 62590-2-2:2026 defines functions, operating principles, requirements, interfaces, and test methods for controlled converters used in DC traction fixed installations. It is part of the IEC 62590 series for electronic power converters in railway […]