This European Standard specifies requirements and provides recommendations for the following aspects of information technology cabling:
b) installation practice.
This European Standard is applicable to all types of information technology cabling outside buildings including generic cabling systems designed in accordance with EN 50173 series. The requirements and recommendations of this European Standard may be applied to cabling that is defined as part of the building.
DIN EN 50174-3 VDE 0800-174-3:2004-09