Hybrid cable, Kevlar – Type 3444
Construction characteristics
Fibre optic element (MM): Loose tube with 4 multi mode optical fibres 50/125 µm with Kevlar reinforcement and polyolefin sheath. 3 mm diameter Fibre colours: grey, white, red, black.
Fibre optic element (SM): Loose tube with 4 single mode optical fibres 9/125 µm with Kevlar reinforcement and polyolefin sheath. 3 mm diameter
Fibre colours: blue, orange, green, brown
Conductors: 1.0 mm² stranded tinned copper conductor insulated with polyofin 3 mm diameter.
Conductor colours: blue, black, red, brown (4 each)
Filler: Filler element
Inner jacket: Polyurethane jacket, red
Strength member: Kevlar braiding
Outer jacket: Polyurethane jacket, red
Mechanical characteristics
Diameter: 15.50 mm ±0.40 mm
Weight in air: 235 kg/km nom
Weight in seawater: 42 kg/km nom
Min. breaking strength: 15 kN
Min. bending radius 230 mm
Depth rating: 5,000 m
Operating temperature: -20°C to 80°C
Electrical characteristics
Operating voltage: 1,000 V DC
Max. attenuation: 3.00 dB at 850 nm for multi mode fibres
0.80 dB at 1,300 nm for multi mode fibres
0.40 dB/km at 1,300 nm for single mode fibres
0.25 dB/km at 1,550 nm for single mode fibres
