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L804 serie

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L804 serie Applications
Low frequency multipair cables.
Indoor installation for commutation devices.
Filotex
Standards
National  NF C 32-062/1; NF C 32-070/C2
Description

Construction

  1. Conductor : solid, 0.4 mm diameter.
  2. Insulation : Polyethylen
  3. Core lay-up : 2 conductors in pairs under polyester tape.
    32 pairs cables are laid up into 4 bundles of 8/2.
    128 pairs cables are laid up into 4 bundles of 4x8/2.
  4. Overall screen : braid
  5. Ripcord facilitating the removal of the sheath
  6. Outer sheath : PVC grey colour according to NF C 32-062/1

Colour coding

8 pairs bundles are laid up with alternate colours : White, Blue, Yellow, Brown.

128 pairs cables are laid up into 32 pairs bundles with alternate colours : White, Blue, Yellow, Brown.

128/2 cables have in addition 2 pairs : White + Blue and White + Yellow.

Pairs   1 2 3 4 5 6 7 8
Cond. 1   White White White White White White White White
Cond. 2   Blue Yellow Brown Black Green Orange Grey Violet

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Characteristics
Construction characteristics
Conductor material Bare copper  
Insulation PE  
Screen Tinned copper braid  
Outer sheath PVC  
Sheath colour Grey  
Dimensional characteristics
Conductor diameter 0.4mm  
Electrical characteristics
Characteristic impedance at 1MHz 105Ohm  
Precision of the characteristic impedance 10+/- Ohm  
Maximal capacity at 800Hz 57.5nF/km  
Capacitance unbalance pair to ground 1000pF/km  
Ohmical resistance of the insulation at 200 V , min. 5000MOhm.km  
Loop resistance, max. at 20°C 300Ohm/km  
Transmission characteristics
Attenuation, max. 1 MHz 28dB/km  
Crosstalk, min. at 100 kHz 60dB  
Usage characteristics
Operating temperature, range -40 .. 85°C  
Flame retardant C2, NF C 32-070  
Electro magnetic interference resistance Yes  
Packaging Drum  

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Maximum outer diameter  mm
Length  m
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Select all Items Nexans ref. Country ref. Name Number of pairs Maximum outer diameter (mm) Length (m) Approximate weight (kg/km)
01074601 01074601 L804 serie 128 P drum of 250 m 128 22.5 250 580
10068192 01074602 L804 serie 128 P drum of 500 m 128 22.5 500 580
10040269 L804 serie 32 P drum of 500 m 32 11.0 500 159
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