Multi Mode PBT Type OPGW Cable Large Diameter And Fiber Capacity Fiber Optic Cable 162.0kN/Mm2 Modulus Of Elasticity
The central stainless steel tube is surrounded by single or double layers of aluminum clad steel wires(ACS) or mix ACS wires and aluminum alloy wires. are the most widely used cables ,their design is fully adapted to the most common electric line needs.
Optical Fiber Characteristics
The optical, geometrical, mechanical and environment characteristics of the ITU-T G.652.D optical fiber shall be accordance with below table:
| Characteristics | Specified Values | Units |
| Optical Characteristics |
| Mode field diameter | at 1310nm | 9.1±0.5 | µm |
| at 1550nm | 10.3 ± 0.7 | mm |
| Attenuation coefficient | at 1310nm | ≤0.36 | dB/km |
| at 1550nm | ≤0.23 | dB/km |
| Attenuation non-uniformity | ≤0.05 | dB |
| Zero dispersion wavelength ( λ0) | 1300 ～1324 | nm |
| Max zero dispersion slope (S0max) | ≤0.092 | ps/(nm2·km) |
| Polarization mode dispersion coefficient(PMDQ) | ≤0.2 | |
| Cut-off wavelength (λcc) | ≤1260 | nm |
| Dispersion coefficient | 1288～1339nm | ≤3.5 | ps/(nm·km) |
| 1550nm | ≤18 | ps/(nm·km) |
| Effective group index of refraction (Neff) | at 1310nm | 1.466 | － |
| at 1550nm | 1.467 | － |
| Geometric characteristic |
| Cladding diameter | 125.0±1.0 | µm |
| Cladding non-circularity | ≤1.0 | % |
| Coating diameter | 245.0±10.0 | µm |
| Coating-cladding concentricity error | ≤12.0 | µm |
| Coating non-circularity | ≤6.0 | % |
| Core-cladding concentricity error | ≤0.8 | µm |
| Cladding / coating concentricity error | ≤12.0 | µm |
| Mechanical characteristic |
| Curling | ≥4 | m |
| Proof stress | ≥0.69 | GPa |
| Coating strip force | Average value | 1.0-5.0 | N |
| Peak value | 1.3-8.9 | N |
| Macro bending loss | Ф60mm, 100 circles, at 1550nm | ≤0.05 | dB |
| Ф32mm, 1 circles, at 1550nm | ≤0.05 | dB |
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Specification of OPGW
| Items | Technical Data |
| Stranded | Core, layer 1, layer 2 |
| Stranding direction | Outer layer is right hand |
| Cable diameter (Nominal) | 20.0mm |
| Cable Weight (Approx.) | 1365kg/km |
| Supporting Cross Section | AS Wire | 188.5mm2 |
| Rated Tensile Strength (RTS) | 205kN |
| Modulus of Elasticity (E-Modulus) | 162.0kN/mm2 |
| Thermal Elongation Coefficient | 13.0×10-6/K |
| Maximum Working Stress (40%RTS ) | 82.0kN |
| Everyday Stress(EDS)(18%～25%RTS) | 36.9~51.25kN |
| DC Resistance at 20℃ | 0.442 ohm/km |
| Short time current (1.0s, 40℃～200℃) | 13.62kA |
| Short time current Capacity I2t | 185.4kA²s |
| Minimum bending radius | Installation | 30 times of cable diameter |
| Operation | 15 times of cable diameter |
| Temperature Range | Installation | -10℃~+60℃ |
| Storage & shipping | -40℃~+60℃ |
| Operation | -40℃~+80℃ |
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Fiber and Loose Tube Color Identification
The individual fiber and loose tubes shall accordance with standard TIA/EIA-598-A and the color code as below.
Steel tube 1 (No.1-12 fibers) : Single mode optical fiber (SM)
Fiber Colors
| NO. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| Color | Blue | Orange | Green | Brown | Grey | White | Red | Nature | Yellow | Violet | Pink | Aqua |
Steel tube 2 (No.13-24 fibers) : Single mode optical fiber (SM)
One black tracer (50mm pitch)
| NO. | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
| Color | Blue | Orange | Green | Brown | Grey | White | Red | Nature | Yellow | Violet | Pink | Aqua |
Steel tube 3 (No.25-36 fibers) : Single mode optical fiber (SM)
One black tracer (100mm pitch)
| NO. | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 |
| Color | Blue | Orange | Green | Brown | Grey | White | Red | Nature | Yellow | Violet | Pink | Aqua |
Steel tube 4 (No.37-48 fibers) : Single mode optical fiber (SM)
One black tracer (150mm pitch)
| NO. | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 |
| Color | Blue | Orange | Green | Brown | Grey | White | Red | Nature | Yellow | Violet | Pink | Aqua |
Product Tags:
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Multi Mode PBT Type OPGW Cable 100m-1000m Large Diameter Fiber Optic Cable Images
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