EN 50173-1 [documento electrónico] : information technology: generic cabling systems: part 1: general requirements and office areas / European Commitee for Electrothecnical Standardization
EN 50173-1 [documento eletrónico] : information technology: generic cabling systems: part 1: general requirements / European Commitee for Electrothecnical Standardization
EN 50174-2 [documento electrónico] : technologies de l'information: installation de câblage: partie 2: planification et pratiques d'installation à l'intérieur des bâtiments / Comité Européen de Normalisation Electrotechnique
EN 50174-3 [documento electrónico] : information technology: cabling installation: part 3: Installation planning and practices outside buildings / European Commitee for Electrothecnical Standardization