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SUN-OPGW (Optical Fiber Composite Overhead Ground Wire)

Features


  • Stainless-steel optical fiber unit with layer stranding structure

  • Aluminum alloy wire and aluminum clad steel armored wire

  • Coated with anticorrosive grease between layers

  • Heavy load capacity and long span installation

  • Meeting the ground wire‘s mechanical and electric requirements by adjusting proportions of steel and aluminum

      Cable Structure:

    Parameters

    Specifications

    Fiber Quantity

    16

    24

    48

    Outer Diameter (mm)

    12

    12.5

    13.2

    Cable Weight (kg/km)

    541

    612

    641

    Center layer-Aluminum Clad Steel Wire Quantity/Diameter (piece/mm)

    ACS wire

    1/2.4

    1/2.5

    1/2.6

    Inner layer- Aluminum Clad Steel Wire Quantity/Diameter (piece/mm)

    ACS wire

    5/2.4

    5/2.5

    4/2.5

    SST

    1/2.4

    1/2.5

    2/2.5

    Inner layer-Stranding

    Left

    Outer layer-Aluminum Clad Steel Wire Quantity/Diameter (piece/mm)

    ACS wire

    12/2.4

    12/2.5

    11/2.8

    Outer layer-Stranding

    Right

     

      Mechanical Specifications:

    Total-Cross Area (mm²)

    81.43

    88.36

    92.68

    Young's Modulus (kN/ mm²)

    149.7

    162

    162

    Rated Tensile Strength (RTS) (kN)

    94

    109

    112

    Short-Circuit Current (40℃~200℃,0.25s) (kA)

    12.48

    12.43

    13.42

    Maximum Allowable Tension (MAT) (N/ mm²)

    465

    496.8

    486

    Everyday Tension (EDS) (N/ mm²)

    174-290

    186-310

    182-303

    Coefficient of Thermal Expansion (10-6/℃)

    12.9

    13

    13

    20°C DC Resistance (Ω/km)

    0.943

    0.976

    0.931

    Short Circuit Current Capacity (kA2s)

    38.92

    38.64

    45.04

    Bending Radius(mm)

    Dynamic

    250

    240 264
    Static

    188

    180 198

    Operating Temperature(°C)

    -10~+50

    Storage Temperature(°C)

    -40~+70

     

      Optical Specifications:

    Mode Field Diameter (um) B1.1(G652)

    8.6~9.5±0.7

    B4(G655)

    8~11±0.7

    Cladding Diameter (um)

    125.0±1

    Cladding Non-Circularity (%)

    ≤2.0

    Coating Diameter (um)

    245±10

    Attenuation(dB/km)

    1310nm  

    <0.36

    1550nm B1.1(G652)

    <0.22

    B4(G655)

    <0.23

    Dispersion Coefficient (Ps(nm.km))

    1288~1330nm

    <3.5

    1550nm

    <18

    Zero Dispersion Wavelength (nm)

    1300~1324

    Zero Dispersion Slop (Ps(nm2.km))

    0.093

    Cable Cut-off Wavelength (nm)

    B1.1(G652)

    ≤1260

    B4(G655)

    ≤1480

     

      OPGW Cable Fittings:

    Type Name Photo
    SUN-OPGW-TS Tension Set  
    SUN-OPGW-SUSC Suspension Clamp  
    SUN-OPGW-DSUSC Dual Suspension Clamp  
    SUN-OPGW-DC Down lead Clamp  
    SUN-OPGW-GW Ground Wire  
    SUN-OPGW-RS Remain Shelf  
    SUN-OPGW-VD Vibration Damper  

     


    • Replacing the aged ground wire with a new structure of high voltage ground wire

    • Lighting protection and short circuit current conduction

    • Optical fiber communication capability
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