Sectional specification for work area wiring cables with a common overall screen for use in digital communication : EN 50168 October 1994 / European Commitee for Electrothecnical Standardization
Sectional specification for backbone cables, riser and campus with a common overall screen for use in digital communication : EN 50169: October 1994 / European Commitee for Electrothecnical Standardization
Sectional specification for horizontal floor wiring cables with a common overall screen for use in digital communication : EN 50167: October 1994 / European Commitee for Electrothecnical Standardization