EN 50085 -1/A1 : October 1998: cable trunking systems and cable ducting systems for electrical installations: part 1: general requirements / European Commitee for Electrothecnical Standardization
EN 50085 -2-3 : June 1999: cable trunking systems and cable ducting systems for electrical installations: part 2-3: particular requirements for slotted cable trunking systems intended for installation in cabinets / European Commitee for Electrothecnical Standardization
Coaxial cables used in cabled distribution networks : part 5: sectional specification for indoor drop cables for use in networks operating at frequencies between 5 MHz and 2150 MHz:: EN 50117 -5: April 1997 / European Commitee for Electrothecnical Standardization
Coaxial cables used in cabled distribution networks : part 6: sectional specification for outdoor drop cables for use in networks operating at frequencies between 5 MHz and 2150 MHz:: EN 50117 -6: April 1997 / European Commitee for Electrothecnical Standardization