Underwater - GRHALJJL Loose tube (12 - 96 fibres)
Type GRHALJJL is a loose tube fibre optical cable. The cable type is intended for use in regional and urban networks in river and lake installations.
StandardsInternational : IEC 60793; IEC 60794; ITU-T Rec. G.650; ITU-T Rec. G.652
The cable type is intended for river and lakes or direct burial installation. The design can incorporate 12 to 96 fibres in loose tubes. The individually coloured fibres are tubed in groups of 12, and stranded onto a central dielectric fibre reinforced strength member (FRP). The cable type is longitudinal water-blocked through the use of polymeric filling compound and double sheathed with halogen-free black polyethylene including two layers of galvanized steel wires. Max depth is 150m.
Quality and environmental management system
Certified according to ISO 9001, IRIS, ISO/TS 16949 and ISO 14001.
|Construction type||Loose tube, SZ|
|Type of secondary protection||Loose tube|
|Armour type||Galvanised round steel wires|
|Material used for longitudinal water tightness||Jelly|
|Installation type||River, lakes and archipelago|
|Operating temperature, range||-30 .. 60°C|
|Ambient installation temperature, range||-10 .. 50°C|
|Storage temperature, range||-40 .. 70°C|
|Maximum deployment ocean depth||150m|
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Products and services
Docs and info
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.