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Fibre optic interconnecting devices and passive components. Fibre optic fixed filters. Generic specification. Original standard BS EN IEC 61977-2020 in PDF full version. Additional info + preview on request

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Fibre optic interconnecting devices and passive components. Fibre optic passive chromatic dispersion compensators - Generic specification. Original standard BS EN IEC 61978-1-2024 in PDF full version. Additional info + preview on request

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Electric vehicle wireless power transfer (WPT) systems - General requirements. Original standard BS EN IEC 61980-1-2021 in PDF full version. Additional info + preview on request

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Electric vehicle wireless power transfer (WPT) systems - Specific requirements for MF-WPT system communication and activities. Original standard BS EN IEC 61980-2-2023 in PDF full version. Additional info + preview on request

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Electric vehicle wireless power transfer (WPT) systems - Specific requirements for magnetic field wireless power transfer systems. Original standard BS EN IEC 61980-3-2022 in PDF full version. Additional info + preview on request

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Industrial-process measurement and control. Data structures and elements in process equipment catalogues - Data base standard for process measurement, control and automation equipment. Original standard BS EN IEC 61987-100-2025 in PDF full version. Additional info + preview on request

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