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Composite Cables
3x2.5 Power Cable + 12C Fiber Optic Cable SWA LSOH Sheathed Composite Cable
Construction:
3x2.5mm² Power Cable
| Conductor | 7/0.67mm Stranded bare copper wire |
|---|---|
| Insulation | XLPE. Thickness is 0.7mm. Outer diameter 3.41mm |
12C Fiber Cable
| No of fibers in loose tube | 12 fibers |
|---|---|
| Loose tube | outer diameter: 2.2+/-0.2mm (Aramid yarn &PE Sheath would be used over the loose tube) |
Element Assembly
| Central Strength Member | Steel central strength member with PE/PVC coating if necessary |
|---|---|
| Filler | PP material if necessary |
| Wrapping Tape | Polyester tape or woven tape |
| Inner Sheath | PE, LSOH is optional, thickness is 1.0mm |
| Armor | Steel wire armour |
| Outer Sheath | PE, LSOH is optional, thickness is 1.8mm, nominal outer diameter16.2±2.0mm |
| Sheath Color | Black. |
Optical Characteristics:
| Property Attenuation @ 850 nm (dB/km) | 50/125 fibers ≤ 3.0 | 62.5/125 fibers ≤ 3.2 |
|---|---|---|
| Attenuation @ 1300 nm (dB/km) | ≤ 1.0 | ≤ 1.2 |
| Added Attenuation with Bending | ≤ 0.5 dB (850 and 1300 nm) for 100 turns around a 75 mm mandrel | |
| Numerical Aperture | 0.20 ± 0.02 | 0.275 ± 0.015 |
| Bandwidth @ 850 nm | 400 MHz*km | 160 MHz*km |
| Bandwidth @ 1300 nm | 800 MHz*km | 500 MHz*km |
| Core diameter | 50 ± 3 µm | 62.5 ± 3 µm |
| Cladding diameter | 125 ± 2 µm | |
| Core-Cladding offset | ≤ 6% | |
| Cladding non-circularity | ≤ 2% | |
| Core non-circularity | ≤ 6% | |
| Coating diameter | 245 ± 10 µm | |
| Coating / Cladding offset | 12 µm | |
| Proof Test | ≥ 0.69 GN/m2 (100 kpsi) | |
Mechanical Properties:
Tensile load:
- Operating: 3000N
- Installation: 5000N
Bending radius:
- Operating: 15×OD
- Installation: 28×OD
Compressive load:
- Short term: 5500N
- Long term: 3500N
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