CALEDONIAN
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| CONDUCTOR | 7/0.67mm Stranded bare copper wire |
|---|---|
| INSULATION | XLPE. Thickness is 0.7mm. Outer diameter 3.41mm |
| 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) |
| 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. |
| 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) | |
+852 6230 0392
Caledonian Cables
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