EN 50173 : Information technology: generic cabling systems / European Commitee for Electrothecnical Standardization
Information technology : cabling installation: part 1: specification and quality assurance: DRAFT pr EN 50174-1: June 1998 / European Commitee for Electrothecnical Standardization
EN 50203 : automatic channel installation (ACI) / European Commitee for Electrothecnical Standardization
prEN 50203 : projet définitif installation automatique des canaux (ACI) / Comité Européen de Normalisation Electrotechnique