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Underground Fiber Cable

Home · Products · Underground Fiber Cable · Central Tube Outdoor Fiber Cable GYXTW
  • Product Details
SN Item Unit Value
1 No. of fibers count 6
2 Loose tube size mm 1.7
3 Parallel steel wire mm 0.7
4 Strength member material Corrugate steel tape
5 Sheath material PE
6 Cable diameter mm 6.0
7 Cable weight kg/km 55
8 Short/Long term tensile N 1500/600
9 Short/Long term crush N/100mm 1000/300

1.5 Environmental Performance

Operation temperature: -30℃/+60℃
Installation temperature -30℃/+60℃
Storage temperature -40℃/+70℃

2.Fiber characteristics
2.1 G652D
2.1.1 Geometric characteristics

Item Construction
Mode field diameter At 1310nm 9.2±0.4μm
Cladding diameter 125±1μm
Core concentricity error ≤0.6μm
Cladding non-circularity ≤1.0%
Cut-off wavelength (λcc) (for cable) ≤1260nm
Cut-off wavelength (λc) (for fiber) 1180nm~1330nm
Primary coating diameter (Not included color layer) 245±10μm
(Included color layer) 250±15μm
Coating-cladding concentricity error ≤12.5μm
Fiber curl radius ≥4m

2.1.2 Transmission characteristics

Item Performance
Attenuation At 1310nm ≤0.36dB/km(max.)
At 1550nm ≤0.21dB/km(max.)
Macro bending loss Φ=60mm,100turns at 1550nm ≤0.1dB
Chromatic dispersion Within 1288~1339nm ≤3.5ps/nm·km
At 1550nm ≤17ps/nm·km
Zero dispersion wavelength 1300~1324nm
Zero dispersion slope ≤0.092ps/nm²·km
Dispersion mode bias 0.5ps/km¹/²



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