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Corrigendum - Electrical insulation systems - Thermal evaluation of modifications to an established electrical insulation system (EIS) - Part 1: Wire-wound winding EIS. Original standard UNE-EN 61858-1-2014 AC-2024 in PDF full version. Additional info + preview on request

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Amendment 1 - Fibre optic active components and devices - Package and interface standards - Part 2- SFF 10-pin transceivers. Original standard UNE-EN 62148-2-2011 A1-2025 in PDF full version. Additional info + preview on request

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Fibre optic active components and devices. Package and interface standards - SFF 10-pin transceivers. Original standard UNE-EN 62148-2-2011 in PDF full version. Additional info + preview on request

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Printed boards - Part 1- Generic specification. Original standard UNE-EN 62326-1-2004 in PDF full version. Additional info + preview on request

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Amendment 11 - Household refrigerating appliances. Characteristics and test methods. Original standard UNE-EN 62552-1-2020 A11-2025 in PDF full version. Additional info + preview on request

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Amendment 11 - Household refrigerating appliances - Characteristics and test methods Part 2: Performance requirements. Original standard UNE-EN 62552-2-2020 A11-2025 in PDF full version. Additional info + preview on request

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