STB PDF

Aerospace series. Expanded beam termini, fibre optic non-physical contact in EN 3645 standard cavities - Multimode male termini size 12. Technical specification. Original standard UNE-EN 4869-103-2024 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. Expanded beam termini, fibre optic non-physical contact in EN 3645 standard cavities - Multimode female termini size 12. Technical specification. Original standard UNE-EN 4869-104-2024 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. Hexavalent chromium free chemical conversion process of magnesium and magnesium alloys. Original standard UNE-EN 4908-2024 in PDF full version. Additional info + preview on request

Document status: Active

Aerospace series. ECO efficiency of seats. Original standard UNE-EN 4912-2025 in PDF full version. Additional info + preview on request

Document status: Active

High-Voltage Switchgear and Controlgear. Gas-filled wrought steel enclosures. Original standard UNE-EN 50068-2018 in PDF full version. Additional info + preview on request

Document status: Active

Operation of electrical installations Part 1: General requirements. Original standard UNE-EN 50110-1-2024 in PDF full version. Additional info + preview on request

Document status: Active