STB PDF

Magnetic tape sound recording and reproducing systems - Part 3- Methods of measuring the characteristics of recording and reproducing equipment for sound on magnetic tape. Original standard UNE-EN 60094-3-1997 in PDF full version. Additional info + preview on request

Document status: Active

Amendment 1 - Magnetic tape sound recording and reproducing systems. Part 4- Mechanical magnetic tape properties. Original standard UNE-EN 60094-4 A1-1996 in PDF full version. Additional info + preview on request

Document status: Active

Surge arresters - Selection and application recommendations. Original standard UNE-EN 60099-5-2013 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN IEC 60099-5-2018

Surge arresters - Metal-oxide surge arresters with external series gap (EGLA) for overhead transmission and distribution lines of a.c. systems above 1 kV. Original standard UNE-EN 60099-8-2011 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN IEC 60099-8-2018

Surge arresters - Metal-oxide surge arresters without gaps for HVDC converter stations. Original standard UNE-EN 60099-9-2014 in PDF full version. Additional info + preview on request

Document status: Active

Fixed resistors for use in electronic equipment - Sectional specification. Fixed surface mount resistors. Original standard UNE-EN 60115-8-2012 in PDF full version. Additional info + preview on request

Document status: Active