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Fibre optic cables
Patch cables and Distribution cables
Micro blown cables
Optical Underground Cable (OUC)
Optical Aerial Cable (OAC)
Offshore and Fire Resistent Cables
GJMLTV
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GJMLTV
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GJMLTV Type GJMLTV is a submarine fibre optic cable. Intended for offshore in river and lake installations.
Standards
International  IEC 60793; IEC 60794; ITU-T Rec. G.650; ITU-T Rec. G.652
Description

GJMLTV is intended for river, lake offshore or direct burial installation. The design can incorporate 12 to 96 fibres in a stainless steel tube. The individually coloured fibres are in groups of 12 fiber. This cable type is longitudinal water-blocked through the use of polymeric filling compound. GJMLTV are double sheathed with halogen-free black polyethylene including one layers of galvanized steel wire.

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Characteristics
Construction characteristics
Construction type Unitube  
Fiber optic type SM (G.652D)  
Type of secondary protection Loose tube  
Inner sheath Polyethylene  
Armour type Galvanised round steel wires  
Outer sheath PE  
Sheath colour Yellow  
Metal free No  
Length water tightness Tube Jelly  
Dimensional characteristics
Number of optical fibres, range 12 .. 96  
Inner sheath thickness 2.6mm  
Wire diameter 3.2mm  
Diameter over armour 16.4mm  
Average sheath thickness 2.8mm  
Approximate weight 1100kg/km  
Tube diameter 3.7mm  
Inner diameter 10mm  
Approximate weight in seawater 700kg/km  
Mechanical characteristics
Maximum pulling force by laying 70kN  
Maximum permanent tensile load 40kN  
Crush resistance (EN 187 000) 10kN  
Impact resistance (EN 187 000) 200J  
Usage characteristics
Installation type Rivers and lakes  
Minimum dynamic operating bending radius 500.0mm  
Operating temperature, range -10 .. 35°C  
Ambient installation temperature, range -20 .. 60°C  
Storage temperature, range -30 .. 60°C  
Maximum deployment ocean depth 3000m  

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Number of optical fibres  
Nominal outer diameter  mm
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Select all Items Nexans ref. Country ref. Name Nb optical fibres Nom. outer diam. (mm)
Make to order product 29044498 4972207 GJMLTV 12SM G652D 12 22.0
Make to order product 29044598 4972217 GJMLTV 24SM G652D 24 22.0
Make to order product 29044798 4972227 GJMLTV 48SM G652D 48 22.0
Make to order product 29044898 4972237 GJMLTV 96SM G652D 96 22.0
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Selling delivery information
The outer sheath of the cable is marked with cable type, manufacturer, identification number and meter marking.
The cable is delivered on wooden recyclable drums in lengths according to arrangement. The drum is marked with the cable type, length, rolling direction and installation information. Cable ends closed with end cap.

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