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Underground Duct Traditional Unarmored Fiber Optic Cable GYFTY

Underground Duct Traditional Unarmored Fiber Optic Cable GYFTY

SKU: #1504
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Category: Optical Fiber Cable and Accessories
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Overview:

  •  The specification covers the construction and properties of optical fiber cable.

  •  The cable shall be used directly in aerial access network.
  •  The cable generally meets the latest relevant IEC, ITU-T Recommendation or better.
  •  The single-mode fiber shall operate in 1310nm and 1550nm.
  • The cable could serve for 40 years without any significant deterioration.

Construction:

Parameter Value
Fiber Type Single-mode type ITU-T G.652D
Material Ge-doped fused silica
Mode Field Diameter 1310 nm: 9.2 ±0.4µm
Core Concentricity Error ≤ 0.5μm
Cladding Diameter 125±0.7μm
Cladding Non-Circularity ≤ 1.0%
Coating Material UV-curable acrylic
Coating Diameter ≤ 250±10μm (Colored)
Cable Model GYFTY-2/4/12/24/48/96F

 

Optical characteristics:

Parameter Value
Attenuation @ 1310 nm ≤ 0.35 dB/km
Attenuation @ 1383 nm ≤ 0.35 dB/km
Attenuation @ 1550 nm ≤ 0.20 dB/km
Attenuation @ 1625 nm ≤ 0.25 dB/km
Zero-dispersion Wavelength 1300~1324 nm
Zero-dispersion Slope ≤ 0.092 ps/(nm^2 * km)
Chromatic Dispersion Coefficient 1330 nm: ≤ 3.5 (ps/nm.km)
  1550 nm: ≤ 18 (ps/nm.km)
Cable Cut-off Wavelength (λcc) ≤ 1260 nm
Polarization Mode Dispersion ≤ 0.2 ps/(km)^0.5
Macrobend Loss (Before Cable) G.652D 30mm radius x 100 turns: ≤ 0.1 dB (at 1550 nm)
Fiber Proof-tested 0.69 GPa

Constuction 1:

Parameter Value
Cable Type GYFTY
Number of Fibers 2/F/4F/12F/24F/48F/96F
Fiber Construction Consult 3.1
Central Strength Member Material: FRP
Water Blocking Member Material: Water-Blocking Tape & Yarn
Tube Material PBT
Filling Compound Material Water-Blocking Thixotropic Gel
Filler Material PP
Rip Cord Material: Polyester
Outer Sheath Material PE
Sheath Thickness 1.5 ± 0.1 mm

Test Properties:

Test Test Method Detail Specifications Acceptance Criteria
Filling Gel Drip IEC-60794-1-2 Method E14 80°C ≤0.05 gr -
Filling Material: OIT ASTM D 3895 and GR-20 Clause 6.3.1: ≥20 min -
Cable Material Compatibility GR-20 Clause 6.3.4 85°C, 30 days -
Fiber-stripping force IEC 60793-1-32 30 mm 1.0 ≤ Fstip ≤ 9.0 N
PBT Tube Properties Tube wrapping around No cracks or delamination Per GR-20 Clause 6.3.4
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