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1,553 free standards available

  • IEC 60268-16:2020/COR1:2025 (EN-FR)

    Corrigendum 1: Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission index

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  • ISO/IEC/IEEE 8802-1CS:2022/COR1:2025

    Telecommunications and exchange between information technology systems - Requirements for local and metropolitan area networks - Part 1CS: Link-local registration protocol - Technical Corrigendum 1: Corrections to management modules and protocol encoding

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  • IEC 60840:2020/AMD1:2023/COR1:2025

    Corrigendum 1 - Amendment 1 - Power cables with extruded insulation and their accessories for rated voltages above 30 kV (U<sub>m</sub> = 36 kV) up to 150 kV (U<sub>m</sub> = 170 kV) - Test methods and requirements

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  • IEC 60269-2:2013/AMD2:2024/COR1:2025 (EN-FR)

    Corrigendum 1 - Amendment 2 - Low-voltage fuses - Part 2: Supplementary requirements for fuses for use by authorized persons (fuses mainly for industrial application) - Examples of standardized systems of fuses A to K

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  • IEC 62841-1:2014+AMD1:2025 CSV/COR1:2025

    Corrigendum 1 - Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 1: General requirements

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  • IEC 62841-4-1:2017/AMD1:2024/COR1:2025

    Corrigendum 1 - Amendment 1 - Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 4-1: Particular requirements for chain saws

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  • ISO/IEC 25389:2025

    Information technology - The safe framework

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  • IEC 61754-13:2024/COR1:2025 (EN-FR)

    Corrigendum 1 - Fibre optic interconnecting devices and passive components - Fibre optic connector interfaces - Part 13: Type FC-PC connector family

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  • ISO/IEC 10646:2020/AMD2:2025

    Information technology - Universal coded character set (UCS) - Amendment 2: Todhri, Garay, Tulu-Tigalari, Sunuwar, Gurung Khema, Kirat Rai, and other characters

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  • IEC TS 61850-7-7:2018/AMD1:2023/COR1:2025

    Corrigendum 1 - Amendment 1 - Communication networks and systems for power utility automation - Part 7-7: Machine-processable format of IEC 61850-related data models for tools

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  • IEC 61400-12-5:2022/COR1:2025 (EN-FR)

    Corrigendum 1 - Wind energy generation systems - Part 12-5: Power performance - Assessment of obstacles and terrain

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  • IEC 61400-12-1:2022/COR1:2025 (EN-FR)

    Corrigendum1 - Wind energy generation systems - Part 12-1: Power performance measurements of electricity producing wind turbines

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  • IEC 61992-6:2006/COR1:2025 (EN-FR)

    Corrigendum 1 - Railway applications - Fixed installations - DC switchgear - Part 6: DC switchgear assemblies

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  • IEC 61753-061-2:2020/COR1:2025 (EN-FR)

    Corrigendum 1 - Fibre optic interconnecting devices and passive components - Performance standard - Part 061-2: Single-mode fibre optic pigtailed style polarization independent isolators for category C - Controlled environments

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  • IEC 62631-2-3:2024/COR1:2025 (EN-FR)

    Corrigendum 1 - Dielectric and resistive properties of solid insulating materials - Part 2-3: Relative permittivity and dissipation factor - Contact electrode method for insulating films - AC methods

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  • IEC 63522-48:2024/COR1:2025 (EN-FR)

    Corrigendum 1 - Electrical relays - Tests and measurements - Part 48: Contact failure rate test

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  • IEC 62271-214:2024/COR1:2025 (EN-FR)

    Corrigendum 1 - High-voltage switchgear and controlgear - Part 214: Internal arc classification for AC metal-enclosed pole-mounted switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV

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  • IEC 61400-12-3:2022/COR1:2025 (EN-FR)

    Corrigendum 1 - Wind energy generation systems - Part 12-3: Power performance - Measurement based site calibration

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  • IEC 61800-3:2022/COR1:2025 (EN-FR)

    Corrigendum 1 - Adjustable speed electrical power drive systems - Part 3: EMC requirements and specific test methods for PDS and machine tools

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  • IEC 61386-22:2021/COR1:2025 (EN-FR)

    Corrigendum 1 - Conduit systems for cable management - Part 22: Particular requirements - Pliable conduit systems

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