EN 50289 -1-5 : June 2001: communication cables: specifications for test methods: Part 1-5: electrical test methods: capacitance / European Commitee for Electrothecnical Standardization
EN 50289 -1-7 : June 2001: communication cables: specifications for test methods: Part 1-7: electrical test methods: velocity of propagation / European Commitee for Electrothecnical Standardization
EN 50289 -1-9 : November 2001: communication cables: specifications for test methods: Part 1-9: electrical test methods: unbalance attenuation (longitudinal conversion loss, longitudinal conversion transfer loss) / European Commitee for Electrothecnical Standardization
Application of equipotential bonding and earthing at buildings with information technology equipment : EN 50310: August 2000 / European Commitee for Electrothecnical Standardization