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Live Working. Electrically insulating helmets for use on low and medium voltage installations. Original standard UNE-EN 50365-2024 in PDF full version. Additional info + preview on request

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Fibre management systems and protective housings to be used in optical fibre communication systems - Product specifications - Part 3-1: Wall or pole mounted box for splices, for category C and A. Original standard UNE-EN 50411-3-1-2025 in PDF full version. Additional info + preview on request

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Fibre management systems and protective housings to be used in optical fibre communication systems. Product specifications - Singlemode optical fibre fusion splice protectors. Original standard UNE-EN 50411-3-3-2019 in PDF full version. Additional info + preview on request

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Electricity metering equipment Part 4: Particular requirements Static meters for DC active energy (class indexes A, B and C). Original standard UNE-EN 50470-4-2024 in PDF full version. Additional info + preview on request

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Amendment 1 - Monitoring and Alarm Receiving Centre. Original standard UNE-EN 50518-2020 A1-2024 in PDF full version. Additional info + preview on request

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Information technology. Data centre facilities and infrastructures - Energy Reuse Factor. Original standard UNE-EN 50600-4-6-2020 in PDF full version. Additional info + preview on request

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