光缆结构图 Profile View
技术特点: PR松套管,非金属中心加强件(FRP) |
纤膏 Filling Gel |
内护套Inner Jacket |
中心加强元件 Central Strength Member |
阻水带 Waterproof Tape |
着色涂覆光纤 Colored Coating Fiber |
松套管 Loose Tube |
外护套 Outer Jacket |
芳纶纱加强元件 Kevlar |
光纤芯数 Fiber Parameters
编号No. | 项目Items | 单位Unit | 参数Specification | |
G.652D | ||||
1 | 模场直径Mode Field Diameter | 1310nm | μm | 9.2±0.4 |
1550nm | μm | 10.4±0.5 | ||
2 | 包层直径Cladding Diameter | μm | 124.8±0.7 | |
3 | 包层不圆度Cladding Non-Circularity | % | ≤0.7 | |
4 | 芯/包层同心度误差Core-Cladding Concentricity Error | μm | ≤0.5 | |
5 | 涂覆层直径Coating Diameter | μm | 245±5 | |
6 | 涂覆层不圆度Coating Non-Circularity | % | ≤6.0 | |
7 | 包层/涂覆层同心度误差Cladding-Coating Concentricity Error | μm | ≤12.0 | |
8 | 光缆截止波长Cable Cutoff Wavelength | nm | λcc≤1260 | |
9 | 衰减系数Attenuation(max.) | 1310nm | dB/km | ≤0.36 |
1550nm | dB/km | ≤0.22 |