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Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment. IEC 62770:2024-10. Original standard IEC 62770-2024 in PDF full version. Additional info + preview on request

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Composite hollow core station post insulators with a.c. voltage greater than 1 000 V and d.c. voltage greater than 1 500 V - Definitions, test methods and acceptance criteria. IEC 62772:2023-11(en-fr). Original standard IEC 62772-2023 in PDF full version. Additional info + preview on request

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Double-capped LED lamps designed to retrofit linear fluorescent lamps - Safety specifications. IEC 62776:2014-12(en-fr). Original standard IEC 62776-2014 in PDF full version. Additional info + preview on request

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Corrigendum 1 - Double-capped LED lamps designed to retrofit linear fluorescent lamps - Safety specifications. IEC 62776:2014-12/COR1:2015-03(en-fr). Original standard IEC 62776-2014 cor1-2015 in PDF full version. Additional info + preview on request

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Interpretation sheet 1 - Double-capped LED lamps designed to retrofit linear fluorescent lamps - Safety specifications. IEC 62776:2014-12/ISH1:2018-06(en-fr). Original standard IEC 62776-2014 ISH1-2018 in PDF full version. Additional info + preview on request

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Quality evaluation method for the sound field of directional loudspeaker array system. IEC 62777:2016-02(en-fr). Original standard IEC 62777-2016 in PDF full version. Additional info + preview on request

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