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Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 3-4- Examinations and measurements - Attenuation. Original standard UNE-EN IEC 61300-3-4-2024 in PDF full version. Additional info + preview on request

Document status: Active

Fibre optic interconnecting devices and passive components. Basic test and measurement procedures - Examinations and measurements. Encircled angular flux (EAF) measurement method based on two-dimensional far field data from multimode waveguide. Original standard UNE-EN IEC 61300-3-53-2021 in PDF full version. Additional info + preview on request

Document status: Active

Wind energy generation systems - Part 3-1- Design requirements for fixed offshore wind turbines. Original standard UNE-EN IEC 61400-3-1-2021 in PDF full version. Additional info + preview on request

Document status: Active

Low-voltage switchgear and controlgear assemblies - Power switchgear and controlgear assemblies. Original standard UNE-EN IEC 61439-2-2021 in PDF full version. Additional info + preview on request

Document status: Active

Low-voltage switchgear and controlgear assemblies - Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicle charging stations. Original standard UNE-EN IEC 61439-7-2021 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN IEC 61439-7-2024

Fibre optic interconnecting devices and passive components. Performance standard - Single-mode fibre optic connectors terminated as pigtails and patchcords for category C. Controlled environment. Original standard UNE-EN IEC 61753-021-02-2023 in PDF full version. Additional info + preview on request

Document status: Active