STB PDF

EMC network standard - Wire-line telecommunications networks using coaxial cables. Original standard UNE-EN 50529-2-2010 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Amendment 1 - Overall efficiency of grid connected photovoltaic inverters. Original standard UNE-EN 50530-2011 A1-2013 in PDF full version. Additional info + preview on request

Document status: Active

Railway applications. Three-phase train line voltage characteristics. Original standard UNE-EN 50533-2012 in PDF full version. Additional info + preview on request

Document status: Active

Low-voltage surge protective devices Surge protective devices for specific application including d.c. Part 11: Requirements and tests for SPDs in photovoltaic applications. Original standard UNE-EN 50539-11-2013 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN 61643-31-2021

Conductors for overhead lines. Aluminium conductors steel supported (ACSS). Original standard UNE-EN 50540-2010 in PDF full version. Additional info + preview on request

Document status: Active

Amendment 1 - Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels - Part 1: General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides. Original standard UNE-EN 50545-1-2012 A1-2016 in PDF full version. Additional info + preview on request

Document status: Active