72x SM G.657.A1 (6x12)


Product characteristics
Optical fibre standard ITU-T G.657.A1
Armouring Yes
Diameter over inner sheath (nom.) 11,5 mm
Marking ACE - TKF LTC JF MT SWA 72x SM G.657.A1 A-DF(ZN)(L)2Y(SWA)2Y 78143 {Batch} {Year} {Length}
Diameter over armouring (nom.) 13,7 mm
Weight (kg) 0.511
Colour outer sheath Black
Material outer sheath HDPE
Optical element Loose tube, gel filled
Number of fibers per optical element 12
Cable metal free No
Armouring/reinforcement Steel wire
Number of cores 6
Outer diameter approx. 17,9 mm
Number of fibers 72
Type of strain relief Steel wire
Max. outer diameter 18,4 mm
Material inner sheath LLDPE
Fibre type Single mode 9/125
Cable type LTC
Strain relief Yes
Inner sheath thickness 1,3 mm
Outer sheath thickness 1,8 mm
Euro fire class according to EN 13501-6 Fca
Application Outside
Test procedures EN IEC 60794-1-2
Mechanical specification
Bending radius during installation 360 mm
Bending radius after installation 270 mm
Impact strength 25 J
Tensile load short term (Tm) 5000 N
Tensile load Long Term (Tl) 3500 N
Striking surface radius 300 mm
Crush resistance acc. meth.E3A 5000 N/dm
Torsion resistance 180 °/m
Optical specification
Attenuation @ 1310 nm 0,36 dB/km
Attenuation @ 1550 nm 0,22 dB/km
Attenuation @ 1625 nm 0,25 dB/km
Environmental specification
Operational temperature range Ta1 - Tb1 -30/70 °C
Operational temperature range Ta2 - Tb2 -40/70 °C
Max. attenuation increase during Ta2 - Tb2 0,15 dB
Max. attenuation increase during Ta1 - Tb1 0,05 dB
Longitudinal watertight construction Jelly
Transportation and storage temperature -40/70 °C
Longitudinal water blocking Yes
Radial water blocking Yes
UV resistant Yes
Radial watertight construction Al/PE
Installation temperature -10/55 °C
Rodent resistant Yes
Logistical specifications
Unit meter
Default packaging H X 2000/30

Product Info

Fibre Standard
Cable construction and colour code

Availability: In stock




Corporate Social Responsibility is one of TKF's strategic future-oriented areas.

Read more about CSR & TKF

TKH Group


TKH Group NV (TKH) is an international technology company, consisting of a group of companies specialised in the creation and delivery of innovative Telecom, Building, Industrial Solutions.

Read more about TKH

Urgent service needed?


In very urgent matters and outside business hours please contact our service line: +31 (0)70 370 21 44

contact us

Spinnerstraat 15
P.O. Box 6
NL-7480 AA Haaksbergen
The Netherlands

©  2017 TKF