Cable networks for television signals, sound signals and interactive services : part 7: system performance: EN 50083 -7/A1: July 2000 / European Commitee for Electrothecnical Standardization
EN 50083 -8 : August 2000: cable networks for television signals, sound signals and interactive services: part 8: electromagnetic compatibility for networks / European Commitee for Electrothecnical Standardization
EN 50085 -1 : February 1997: cable trunking systems and cable ducting systems for electrical installations: part 1: general requirements / European Commitee for Electrothecnical Standardization
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