Cablu de Fibra Optica Single Mode Unitub 2500N

Optical Fibre Cable CTC Universal use 4-24 single mode fibers
Cable construction
 Description
   1. Optical fibres
   2. Central tube
   3. Reinforcement
   4. Outer Sheat
Cablu fibra optica singlemode unitub 2500N
 Colours
   Optical Fibers
# Colour # Colour # Colour # Colour
1 Red 7 Brown 13 Red +ta 19 Brown +t
2 Green 8 Violet 14 Green +t 20 Violet +t
3 Blue 9 Orange 15 Blue +t 21 Orange +t
4 Yellow 10 Black 16 Yellow +t 22 Natural +t
5 White 11 Pink 17 White +t 23 Pink +t
6 Grey 12 Turquoise 18 Grey +t 24 Turquoise +t
a +t: indicating a single black tracer
   Central tube Natural
   Outer Sheath Black
Material Specification
 
 Singlemode optical fibers; dispersion-unshifted fibres
General description Dispersion-unshifted fibre
Matched cladding
Standard ITU-T G652
Sub-type A B C D
Characteristic Units Value Value Value Value
MFD, 1310nm µm 9.2±0.5 9.2±0.5 9.2±0.5 9.2±0.5
MFD, 1550nm µm 10.4±0.6 10.4±0.6 10.4±0.6 10.4±0.6
Core non-circularity % <0.6
Core/cladding concentricity error µm <0.6 <0.6 <0.6 <0.6
Cladding diameter µm 125.0±0.7 125.0±0.7 125.0±0.7 125.0±0.7
Cladding non-circularity % <1 <1 <1 <1
Coating diameter, uncoloured µm 245±5 245±5 245±5 245±5
Coating/cladding concentricity error µm <12 <12 <12 <12
Temperature sensitivity
     -60°C ≤ temp. ≤ +85°C
dB/km <0.05 <0.05 <0.05 <0.05
Bending sensitivity
     100 turns Ø50mm; 1550nm
     100 turns Ø60mm; 1625nm
dB ≤0.05
≤0.05
≤0.05
≤0.05
≤0.05
≤0.05
≤0.05
≤0.05
Proof stress level GPa ≥0.7 ≥0.7 ≥0.7 ≥0.7
Cut-off wavelength ( λCC ) nm ≤1260
Chromatic dispersion
          1285-1330nm
          1271-1360nm
          1550nm
          1625nm
ps/nm.km ≤3.4
≤5.3
≤18
≤22
PMDQ ps/√km ≤0.5 ≤0.20 ≤0.5 ≤0.20
IOR (indication) - 1.465 1.465 1.465 1.465
Secondary coating   loose tube
   Material PBT  
   Filling of the tube thixotropic gel  
 
Reinforcement   synthetic yarns
   Material swellable glass yarns  
 
Outer sheat   extruded polymer
   Material LLDPE  
Optical characteristics
OTDR-attenuation of full production lengths at delivery (20°C) [dB/km]
  at 1310nm/1550nm
ITU-T G.652.
  A B C D
Average 0.35/0.22 0.35/0.22 0.35/0.22 0.34/0.22
Maximum 0.38/0.25 0.38/0.25 0.38/0.25 0.37/0.25
Product Caracteristics
Caracteristic unit UNI-04 UNI-06 UNI-08 UNI-12 UNI-16 UNI-24
optical fibers - 4 6 8 12 16 24
Outer Sheath, min thickness mm 0.9 0.9 0.9 0.9 1.0 1.0
Diameter mm 8.0 8.0 8.0 8.0 8.3 8.3
Mass kg/km 60 60 60 60 68 68
Recommended max. Tensile Load N 2500
Recommended max. Fibre Strain % 0.33
Recommended Bend Radius
     During installation
     Installed (single bend)
mm 155
115
155
115
155
115
155
115
165
125
165
125
Crush resistance N/dm 1500
Impact resistance J 5
Torsion resistance °/m 360
Operating Temperature °C TA1/TB1 -10/+50
Installation Temperature °C -5/+50
Storage Conditions    
Temperature Range °C TA2/TB2 -30/+70
RH % 93
Water Penetration m ≤1
* Specification is subject to change without notice