Cablu Fibra Optica Single Mode ADSS 4500N

Optical Fibre Cable All Dielectric Self-Supporting Cable (ADSS) 24x SM 9/125 µm (6x4)
Cable construction  
Description
1. Centre element non-metallic
2. Optical fibres G.652 B
3. Core filling  
4. Inner sheath polymer
5. Reinforcement synthetic fibres
6. Outer sheath polymer
  Cable diameter 12.8 ± 0.2 mm
Cablu fibra optica single mode ADSS 4500N
 Colours
   Fibres and tubes
# Fibres and tubes Tube
1 Red Red
2 Green Green
3 Blue Blue
4 Yellow Yellow
5   White
6   Grey
   Inner sheath black
   Outer sheath black
 Stranding osculating lay (SZ)
 Cable mass approx 125 kg/km
Material Specification
Single-mode optical fibre standard ITU-T G.652 B
   Type of fibre single mode, matched cladding
   Type of primary coating dual layer UV-cured acrylate
   Core material composition germanium doped silica
 
Dimensions    
   cladding diameter 125 ± 1 µm  
   mode field/cladding concentricity error ≤ 0.8 µm  
   mode field non-circularity ≤ 6 %  
   cladding non-circularity ≤ 2 %  
   coating diameter (uncoloured fibre) 245 ± 10 µm  
   coating non-circularity ≤ 10 %  
   coating/cladding eccentricity ≤ 12.5 µm  
 
Mechanical properties    
   prooftest entire length ≥ 1 %  
   bending sensitivity 100 turns Ø mandrel 60 mm ≤ 0.2 db  
   strippability ; stripping force ≤ 3 N/5cm  
 
Centre Support Member straight rod  
   Material Fibre Reinforced Plastic Ø 2.3 mm
   Oversheath none  
 
Centre waterblock filling compound  
   Material petroleum jelly  
 
Secondary coating loose tube principle  
   Material PBT Ø 2.15 ± 0.05 mm
   Filling of the tube thixotropic gel  
   Fibre count 4
 
Interstitial waterblock filling compound  
   Material petroleum jelly  
   cover layer swelling tape  
 
Inner sheath polymer  
   Material HDPE Ø 9.2 mm
   Thickness nominal 1 mm
 
Reinforcement helical aramide yarns  
   Material Aramide Ø 9.4 mm
   Young’s modulus (yarn) ≥ 100 Gpa  
   yarns 21  
   swelling yarns 5  
 
Outer sheath extruded polymer  
   Material HDPE Ø 12.8
   Minimum thickness ≥ 1.40 mm  
   Nominal thickness 1.65 mm  
Product Caracteristics
Optical performance    
   mode field diameter 9.3 ± 0.5 µm
   Attenuation-OTDR α related to fibre length
      @1310 nm maximum ≤ 0.38 dB/km
      @1550 nm maximum ≤ 0.25 dB/km
      @1625 nm maximum ≤ 0.30 dB/km
   Chromatic dispersion  
      1285 – 1330 nm ≤ 3.5 ps/(nm.km)
      @1550 nm ≤ 18 ps/(nm.km)
      zero dispersion λ0 1295-1322 nm
      zero dispersion S0 ≤ 0.092 ps/nm2.km
   PMDQ ≤ 0.2 ps/√km
   cut-off wavelength λCC ≤ 1260 nm
 
Mechanical Performance    
   Tensile Load  
      Virgin cable T0I ≤ 4500 N
      Theoretical breaking strength 7.7 kN
   Cable strain εCII ≤ 0.88 %
      Calculated margin ΔεCIII 0.84 %
      Strain at T0 approx. 0.84 %
   Cross sectional area CSA 129 mm2
   Effective Young’s module 4.09 GPa
   Effective Coefficient of Thermal Expansion 3.55 10^-5/°C
   bend radius  
      during installation  ≥ 20 x Ø cable
      installed single bend  ≥ 15 x Ø cable
   Crush ≤ 30kN/m
   Impact single stroke 5 Joules
 
Environmental Performance  
   Temperature range  
      Transport & storage -20/+60 °C
      At installation -10/+50 °C
      In operation Ta/Tb -30/+60 °C
   Water penetration typical value 0.5 m
I Recommended maximum tensile load
II Recommended maximum cable strain in all load situations
III Theoretically calculated cable strain without fibre strain
* Specification is subject to change without notice