Multitube optical fibre cables, TKEST sheath
Loose tube singlemode optical fibre cables from 16 to 128 fibres for installation in tunnels or indoors with double, fire resistant, halogen-free TKEST armoured sheath. Protected against rodents.
Optic Fiber
Rodent resistant
UV resistant
Impact resistant
Low smoke emission
Fire retardant
Zero halogen
ROHS compliant
STANDARDS
Construction: ADIF 03.366.780.9 –5th Edition.
Fibre: ITU-T G652D
CONSTRUCTION
Central reinforcing element: Dielectric fibreglass (FRP).
Loose tubes: 4, 8 or 12 singlemode optical fibres in PBT loose tubes filled with
thixotropic compound. Colour coding of tubes and fibres according to tables 1
and 2.
Core formation: Loose tubes stranded in SZ. Sweallable yarns and tapes to avoid
water penetration and make the cable waterproof.
Inner sheath: Fire retardant thermoplastic, low smoke emission and halogen
free.
Reinforcement: Aramid yarns as reinforcing element.
Armour: Longitudinal copolymer steel armour, corrugated and rodent resistant.
Outer sheath: Black fire retardant thermoplastic, low smoke emission and
halogen free.
Sheath marking : The cable sheath will be marked with white ink at regular
intervals with the following information :
o CABLESCOM/year/No.fibres/Batch number/singlemode fibre
MN/sheath type /length markings/ADIF
o Other sheath marks available upon request