Mainly used where the density of terminal devices is very high, e.g. for the cabling of office, administration and development buildings in the tertiary sector (floor cabling)., Cable length in the tertiary sector (horizontal area, floor) should not exceed 100 m in accordance with ISO/IEC 11801 and EN 50173 standards (90 m cable duct + 10 m workstation), LAN cable for structured building cabling in accordance with EN50173 and ISO/IEC 11801, U/UTP: no overall or pair shielding, F/UTP: foil shield as overall shielding, SF/UTP: braid made of tinned copper wires and aluminum-coated foil as overall shielding, solid conductor, outer jacket as PVC or LSZH version (color gray RAL 7035), LAN CAT.5e cables from Lapp Kabel for 'structured cabling systems' meet the requirements of EIA/TIA-568 and TSB36 as well as ISO/IEC 11801 or EN 50173 (Class D)., Transmission of digital and analog data signals, IEEE 802.3: 10/100/1000Base-T IEEE 802.5: ISDN, FDDI, ATM,