Uni-Tube Single Mode

In stock
Product Model
Outdoor Unitube, Jelly Filled, Steel Armor, PE Jacket Model GYXTW
Outdoor Unitube, Jelly Filled, Steel Armor, PE Jacket Model GYXTW
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Technical specification
Structure Unit GYXTW-XX
Fiber count Fibers 2 to 12
Loose tube Material   PBT
Loose tube Diameter Diameter Ф2.5mm
Strength Member Material   GI Steel
Strength Member Material Diameter 2 * Ф0.8mm
Increase Strength Material   -
Increase Strength Diameter Diameter -
Steel Wire Diameter 2 * Ф0.8mm
Outer Sheath Material HDPE
Outer Sheath (Tnhoicmkinneals*s) -
Cable diameter (nominal**) mm 7.5
Cable Weight (Approx.) Kg/km 62
Bending Radius Dynamic - ≥20D
Bending Radius Static - ≥10D
Operation temperature range oC -40 ~ +60
Installation temperature range oC -20 ~ +50
Transport and storage
temperature range
oC -40 ~ +60
Max. tensile load N 1000
Crush resistance N 1000/10cm
Note 1: Tensile strength and crush resistance shall vary as per the cable diameters, steel rod diameter and thickness of sheath.
Parameter Unit 9/125SMF-OS2 62.5/125MMF-OM1 50/125MMF-OM2 50/125MMF-OM3 50/125MMF-OM4
Attenuation (See Note 1) dB/Km 1310nm≤0.351550nm≤0.22 850 nm≤3.01300 nm≤0.8 850 nm≤3.01300 nm≤0.7 850 nm≤2.31300 nm≤0.7 850 nm≤2.31300 nm≤0.7
Dispersion Ps/nm.km 1285~1330nm≤3.51550nm≤18.0 _ _ _ _
Fiber diameter um 9/125 um 62.5/125 um 50/125 um 50/125 um 50/125 um
Effective Modal Bandwidth EMB   850 nm≥200 850 nm≥750 850 nm≥2000 850 nm≥4700
Zero dispersion wavelength Nm 1300~1324 _ _ _ _
ZTeercoh ndiicsapl erSspioecni fsilcoaptieons Ps/nm.km ≤0.095 _ _ _ _
Fiber cutoff wavelength um ≤1260 _ _ _ _
Mode field diameter um @@11535100nnmm--190..24±±00..48 _ _ _ _
Mode field concentricity um ≤0.8 _ _ _ _
Cladding diameter um 125±1.0 125±2.0 125±1.0 125±1.0 125±1.0
Cladding non-circularity % ≤1.0 ≤2.0 ≤1.0 ≤1.0 ≤1.0
cCoonactienngt/riccliatdy deirnrgor um ≤12.5 ≤12.5 ≤12.5 ≤12.5 ≤12.5
Coating diameter um 245±10 245±10 245±10 245±10 245±10
Note 1:Fiber attenuation for tight buffer cables is little higher than bare fibers.
Note 2:For more detailed specification on Fiber Core Characteristics, please write to us at asteldigicom@eim.ae or visit fiber core manufacturer’s website.

Item Test Method Acceptance Requirements
Tension Loading TestIEC 60794-1-2-E1 Sample lenght: No less than 50 metersLoading: 1000NDuration time: 10 minutes Loss change ≤ 0.1dB @1550nmFiber strain at max. load: max.0.33%No fiber break and no sheath damage.
Crush TestIEC 60794-1-2-E3 Loading: 1000 N/100mmLoad time: ≥5minLoading: 3 points at 3 places Loss change ≤ 0.1dB @1550 nmNo fiber break and no sheath damage
  Loading: 1KG,1m  
  Radius of hammer head: 12.5mm  
Impact Test Sample length: 5m Loss change ≤ 0.1 dB @1550 nm
IEC 60794-1-E4 Duration time: 2 sec/cycle No fiber break and no sheath damage.
  No of cycles: 5 cycles  
  Points of impact: 5 points  
Repeated BendingIEC 60794-1-E6 Bending Radius.: 20 x cable diameterLoad: 150NFlexing rate: 3sec/cycleNo. of cycle: 30 Loss change ≤ 0.1 dB @1550 nmNo fiber break and no sheath damage.
Torsion/Twist TestIEC 60794-1-E7 Length: 2mLoad: 150NTwist rate: 1min/cycleTwist angle: ±180°No. of cycle: 10 Loss change ≤ 0.1 dB @1550 nmNo fiber break and no sheath damage.
Water PenetrationIEC 60794-1-2-F5 SHaeimghplt eo lf ewnagtteh:r : 31 mmTime: 24 hour No water leakage at the end of the sample
Temperature CyclingIEC 60794-1-2-F1 Temperature step:+20oC→-40oC→+60oC→-40oC→+60oC→+20oCNumber of cycle: 2Time each step: 12 hours Loss change ≤ 0.1 dB @1550 nmNo fiber break and no sheath damage.
Bending TestIEC 60794-1-2-E11B Bending Dia: 20 x cable diameterNo. of cycle: 5 Loss change ≤ 0.1dB @1550nmNo fiber break and no sheath damage
IDEriCp 6T0e7s9t4-1-2-E14 Length: 0.3mTemperature: +70oCDuration of Test: 24 hrs No filling compound shall drip from tubes
1. Astel Digicom Electronics reserves the right to change, modify specifications without prior notice.
2. All pictures are for illustrative purposes only. Actual product may be different in color and size that may appear in product specifications.
3. Every effort is made to provide accurate information at the time of publishing, however Astel Digicom Electronics LLC is not responsible for any loss, directly or indirectly caused by any error in publishing.
4. E&OE (Errors and Omissions are excepted)