20.0mm OPGW Fiber Optic Cable with 205kN Tensile Strength for Aerial Telecommunication Networks
20.0mm OPGW (Optical Fiber Composite Overhead Ground Wire) cable with 205kN rated tensile strength, designed for aerial telecommunication infrastructure. This composite cable integrates fiber optic transmission with electrical grounding capabilities.
| Parameter | Value | Unit |
|---|---|---|
| Mode field diameter at 1310nm | 9.1±0.5 | µm |
| Mode field diameter at 1550nm | 10.3±0.7 | µm |
| Attenuation at 1310nm | ≤0.36 | dB/km |
| Attenuation at 1550nm | ≤0.23 | dB/km |
| Zero dispersion wavelength | 1300-1324 | nm |
| Cladding diameter | 125.0±1.0 | µm |
| Proof stress | ≥0.69 | GPa |
Composite structure featuring aluminum-clad steel wires (AS) and stainless steel tubes containing optical fibers. Center layer with 20%AS wire, surrounded by multiple layers of SUS tubes and additional AS wires.
| Cable Diameter | 20.0mm |
| Cable Weight | 1365kg/km |
| Rated Tensile Strength (RTS) | 205kN |
| Supporting Cross Section | 188.5mm² |
| DC Resistance at 20℃ | 0.442 ohm/km |
| Short Circuit Current (1.0s) | 13.62kA |
| Modulus of Elasticity | 162.0kN/mm² |
| Operating Temperature Range | -40℃ to +80℃ |
| Minimum Bending Radius (Operation) | 15× cable diameter |
48 fibers organized across 4 stainless steel tubes with TIA/EIA-598-A color coding:
- Tube 1 (Fibers 1-12): Standard color sequence
- Tube 2 (Fibers 13-24): Black tracer (50mm pitch)
- Tube 3 (Fibers 25-36): Black tracer (100mm pitch)
- Tube 4 (Fibers 37-48): Black tracer (150mm pitch)
Cable supplied on ANSI/AA 53-1981 compliant wood-iron reels with protective battens to ensure safe transportation and handling.
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