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    DROP CABLE-1 G.657A2: Cable Cross-Section and Dimensions

    Uploaded by

    JairoARojas
    The document describes specifications for four types of DROP cables: DROP CABLE-1 G.657A2, DROP CABLE-2 G.657A2, Self-supporting DROP CABLE-1 G.657A2, and Self-supporting DROP CABLE-2 G.657A2. The cables use G.657A2 optical fiber and have mechanical and environmental characteristics including tensile load, crush resistance, operating temperature range, and intended indoor application. Optical and geometrical specifications are provided for the G.657A2 fiber.

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    © All Rights Reserved
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    DROP CABLE-1 G.657A2: Cable Cross-Section and Dimensions

    Uploaded by

    JairoARojas
    47 views5 pages
    The document describes specifications for four types of DROP cables: DROP CABLE-1 G.657A2, DROP CABLE-2 G.657A2, Self-supporting DROP CABLE-1 G.657A2, and Self-supporting DROP CABLE-2 G.657A2. The cables use G.657A2 optical fiber and have mechanical and environmental characteristics including tensile load, crush resistance, operating temperature range, and intended indoor application. Optical and geometrical specifications are provided for the G.657A2 fiber.

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    Original Title

    DROP-1 HILO

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    The document describes specifications for four types of DROP cables: DROP CABLE-1 G.657A2, DROP CABLE-2 G.657A2, Self-supporting DROP CABLE-1 G.657A2, and Self-supporting DROP CABLE-2 G.657A2. The cables use G.657A2 optical fiber and have mechanical and environmental characteristics including tensile load, crush resistance, operating temperature range, and intended indoor application. Optical and geometrical specifications are provided for the G.657A2 fiber.

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    47 views5 pages

    DROP CABLE-1 G.657A2: Cable Cross-Section and Dimensions

    Uploaded by

    JairoARojas
    The document describes specifications for four types of DROP cables: DROP CABLE-1 G.657A2, DROP CABLE-2 G.657A2, Self-supporting DROP CABLE-1 G.657A2, and Self-supporting DROP CABLE-2 G.657A2. The cables use G.657A2 optical fiber and have mechanical and environmental characteristics including tensile load, crush resistance, operating temperature range, and intended indoor application. Optical and geometrical specifications are provided for the G.657A2 fiber.

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    of 5

    DROP CABLE-1 G.

    657A2
    Cable Cross-section and Dimensions

    Outer Sheath
    FRP

    UV Fiber
    FRP
    Outer Sheath

    Figure. Cable Cross-Section (A-end)

    Item Material Description


    Outer sheath LSZH Colors of sheath: black
    Strength member FRP Strength member
    Fiber Silicon-based fiber (G.657A2) UV fiber colored with: blue
    Cable O.D. （2.0±0.3）*（3.0±0.3）mm
    Cable weight 12±3 kg/km

    Main Mechanical and Environmental Characteristics


    Item Specified Value Acceptance Criteria
    1 Tensile Load 80N
    2 Crush 1000N/10cm
    3 Temperature -20~+60℃
    4 Application Indoor

    1
    DROP CABLE-2 G.657A2
    Cable Cross-section and Dimensions

    Outer Sheath
    FRP

    UV Fiber
    FRP
    Outer Sheath

    Figure. Cable Cross-Section (A-end)

    Item Material Description


    Outer sheath LSZH Colors of sheath: black
    Strength member FRP Strength member
    Fiber Silicon-based fiber (G.657A2) UV fiber colored with: blue, orange
    Cable O.D. （2.0±0.3）*（3.0±0.3）mm
    Cable weight 12±3 kg/km

    Main Mechanical and Environmental Characteristics


    Item Specified Value Acceptance Criteria
    1 Tensile Load 80N
    2 Crush 1000N/10cm
    3 Temperature -20~+60℃
    4 Application Indoor

    2
    Self-supporting DROP CABLE-1 G.657A2
    Cable Cross-section and Dimensions

    Steel wire

    G.657A2 fiber

    FRP

    LSZH outer sheath

    Figure. Cable Cross-Section (A-end)

    Item Material Description


    Outer sheath LSZH Colors of sheath: black
    Strength member
    Strength member FRP
    Nominal diameter: 0.5mm
    Strength member
    Messenger steel wire
    Φ: 1.0mm
    Fiber Silicon-based fiber (G.657A2) UV fiber colored with: blue
    （3.0±2.0）*±0.3mm (without messenger)
    Cable O.D.
    （5.2±2.0）*±0.3mm
    Cable weight 20±3 kg/km

    Main Mechanical and Environmental Characteristics


    Item Specified Value Acceptance Criteria
    1 Tensile Load 600N
    2 Crush 1000N/10cm
    3 Temperature -20~+60℃
    4 Application Indoor

    3
    Self-supporting DROP CABLE-2 G.657A2
    Cable Cross-section and Dimensions

    Steel wire

    G.657A2 fiber

    FRP

    LSZH outer sheath

    Figure. Cable Cross-Section (A-end)

    Item Material Description


    Outer sheath LSZH Colors of sheath: black
    Strength member
    Strength member FRP
    Nominal diameter: 0.5mm
    Strength member
    Messenger steel wire
    Φ: 1.0mm
    Fiber Silicon-based fiber (G.657A2) UV fiber colored with: blue, orange
    （3.0±2.0）*±0.3mm (without messenger)
    Cable O.D.
    （5.2±2.0）*±0.3mm
    Cable weight 20±3 kg/km

    Main Mechanical and Environmental Characteristics


    Item Specified Value Acceptance Criteria
    1 Tensile Load 600N
    2 Crush 1000N/10cm
    3 Temperature -20~+60℃
    4 Application Indoor

    4
    G.657 A2 fiber characteristics
    Optics specifications
    @1310nm ≤0.340dB/km
    @1383nm ≤0.340dB/km
    Attenuation
    @1550nm ≤0.200dB/km
    @1625nm ≤0.240dB/km
    Attenuation(After cable) @1310nm ≤0.40dB/km
    Attenuation(After cable) @1550nm ≤0.25dB/km
    Uniformity of attenuation at 1310nm ≤0.05dB
    Uniformity of attenuation at 1550nm ≤0.05dB

    Cable cut-off wavelength (λcc) ≤1260nm

    Zero-Dispersion wavelength 1300nm～1324nm


    Zero-Dispersion slope ≤0.092ps/(nm2·km)
    Absolute value of dispersion at 1288nm~1339nm ≤3.5ps/(nm·km)
    Absolute value of dispersion at 1271nm~1360nm ≤5.3ps/(nm·km)
    Dispersion at 1550nm ≤18ps/(nm·km)
    Dispersion at 1625nm ≤23ps/(nm·km)
    Mode field diameter (MFD) at 1310nm 8.60±0.4μm
    Mode field diameter (MFD) at 1550nm 9.4-10.4μm
    Polarization mode dispersion (PMD) Fiber ≤0.125ps/km1/2
    Polarization mode dispersion (PMD) Cable ≤0.200ps/km1/2
    M 20 cables
    PMD coefficient Q 0.01%
    PMDQ ≤0.20ps/km1/2
    Geometrical characteristics
    Cladding diameter 125±0.7μm
    Cladding non-circularity ≤0.7%
    Core/cladding concentricity error ≤0.5μm
    Fiber diameter with coating (uncolored) 245±10μm
    Fiber diameter with coating (colored) 250±10μm
    Cladding/coating concentricity error ≤12.0μm
    Tension test 100kpsi or 0.69GPa
    Removal of the coating (N) 1.0～9.0
    Mechanical characteristics
    R=15mm,10 turns ≤0.03dB
    Macrobend loss
    R=10mm,1turn ≤0.10dB
    at 1550nm
    R=7.5mm,1turn ≤0.5dB
    R=15mm,10 turns ≤0.10dB
    Macrobend loss
    R=10mm,1turn ≤0.20dB
    at 1625nm
    R=7.5mm,1turn ≤1.0dB

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