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A.C. ventilating fans and regulators for household and similar purposes. Methods for measuring performance. Original standard BS EN IEC 60665-2019 in PDF full version. Additional info + preview on request

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Vulcanized fibre for electrical purposes - Definitions and general requirements. Original standard BS EN IEC 60667-1-2020 in PDF full version. Additional info + preview on request

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Vulcanized fibre for electrical purposes - Methods of test. Original standard BS EN IEC 60667-2-2020 in PDF full version. Additional info + preview on request

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Vulcanized fibre for electrical purposes - Specifications for individual materials. Sheet 1. Flat sheets. Original standard BS EN IEC 60667-3-1-2020 in PDF full version. Additional info + preview on request

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Switches for household and similar fixed electrical installations - Particular requirements. Electronic control devices. Original standard BS EN IEC 60669-2-1-2022 + A11-2022 (2024) in PDF full version. Additional info + preview on request

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Boxes and enclosures for electrical accessories for household and similar fixed electrical installations - General requirements. Original standard BS EN IEC 60670-1-2021 + A11-2021 in PDF full version. Additional info + preview on request

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