Hybrid cable, single mode/multi mode – Type 3744

Hybrid cable, single mode/multi mode - Type 3744

Construction characteristics

Fibre optic element: Steel tube (1,9mm OD) with 4 off single mode fibre SMF (9/125).
4 off multimode fibre MM (50/125),
With a polyethylene black jacket to a nominal OD of 3,5mm
SM colours: white, yellow, green, blue
MM colours: red, orange, brown, grey

Conductors: 1,0 mm2 (18 AWG) tin plated copper conductor with dual wall insulation of Tecnopolymer compound. Nominal O.D. 2,23mm. (7 ea.)

Wrap: Mylar tape

Outer jacket: Polyurethane, Color of outer jacket Red

Mechanical Characteristics

Diameter: 10,5 mm ±0,50 mm

Operating temperature: -20°C to 80°C

Weight in air: 150 kg/km nom.

Weight in seawater: 65 kg/km nom.

Min. bending radius: 105 mm static, 158 mm dynamic

Depth rating: 6000 metres

Electrical and Fibre Optical Characteristics

Operating voltage: 2500 V (RMS)

Test voltage: 6 kVA.c x 1 minute

Electrical resistance: @20°C ≤20,4 Ωxkm

Insulation resistance: @20°C ≥ 1000 MΩxkm

Fibre Attenuation
SM – dB/km: ≤0,35 @ 1310nm
≤0,25 @ 1550nm
MM – dB/km: ≤2,8 @ 850nm
≤0,8 @ 1300nm

Related files

Hybrid cable, single mode/multi mode – Type 3744

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