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Corrigendum 1 - Wind energy generation systems - Part 12-3- Power performance - Measurement based site calibration. IEC 61400-12-3:2022-08/COR1:2025-04(en-fr). Original standard IEC 61400-12-3-2022 cor1-2025 in PDF full version. Additional info + preview on request

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Corrigendum 1 - Wind energy generation systems - Part 12-5- Power performance - Assessment of obstacles and terrain. IEC 61400-12-5:2022-08/COR1:2025-05(en-fr). Original standard IEC 61400-12-5-2022 cor1-2025 in PDF full version. Additional info + preview on request

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Corrigendum 1 - Fibre optic interconnecting devices and passive components - Fibre optic connector interfaces - Part 13- Type FC-PC connector family. IEC 61754-13:2024-05/COR1:2025-06(en-fr). Original standard IEC 61754-13-2024 cor1-2025 in PDF full version. Additional info + preview on request

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Communication networks and systems for power utility automation - Part 10: Conformance testing. IEC 61850-10:2012-12+AMD1:2025-07 CSV. Original standard IEC 61850-10-2025 in PDF full version. Additional info + preview on request

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Corrigendum 1 - Railway applications - Fixed installations - DC switchgear - Part 6- DC switchgear assemblies. IEC 61992-6:2006-02/COR1:2025-05(en-fr). Original standard IEC 61992-6-2006 cor1-2025 in PDF full version. Additional info + preview on request

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Devices for the connection of luminaires for household and similar purposes - Part 1- General requirements. IEC 61995-1:2025-08. Original standard IEC 61995-1-2025 in PDF full version. Additional info + preview on request

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