Special cable – Type 118440
Construction characteristics
| Fibre optic element | 4 x single mode fibre G.657 in steel tube (2 each) Colour blue, orange, green, brown |
| Conductor | 1.5 mm² compacted stranded bare copper conductor (7 x 0.53 mm) insulated with PP, nominal thickness 0.35 mm (2 each) Colour red, blue |
| Inner jacket | HDPE jacket, nominal thickness 0.4 mm, nominal diameter 5.3 mm |
| Armouring | One layer of galvanized steel wires, diameter 1.3 mm One layer of galvanized steel wires, diameter 1.1 mm (armouring grease) |
Mechanical characteristics
| Diameter | 10.0 ± 0.3 mm |
| Weight in air | 410 kg/km |
| Weight in seawater | 320 kg/km |
| Min. bending radius | 200 mm |
| Theoretical breaking strength | 74 kN |
| Min. breaking strength | 67 kN |
| Safe working load | 15 kN |
Electrical and fibre optical characteristics
| Electrical DC resistance | ≤13.5 Ω/km |
| Insulations resistance | ≥ 10 GΩ/km |
| Max operating voltage | 1 kV |
| Test voltage, DC, 2 min | 4 kV |
| Attenuation | ≤0.5 dB/km at 1,310 nm ≤0.3 dB/km at 1,550 nm |
