Aerial Drop - GRGL Unitube (1 - 12 fibres)


GRGL-L-DGNRV 2/T2 G657A1 S12

Nexans ref. 29035398-201-00 - Country ref. 4965410

  • Packaging: Drum (2000m)
  • Number of optical fibres: 2


GRGL-L-DGNRV 4/T4 G657A1 S12

Nexans ref. 29035498-201-00 - Country ref. 4965420

  • Packaging: Drum (2000m)
  • Number of optical fibres: 4


GRGL-L-DGNRV 12/T12 G657A1 S12

Nexans ref. 29035598-201-00 - Country ref. 4965440

  • Packaging: Drum (2000m)
  • Number of optical fibres: 12





  • International
    IEC 60793; IEC 60794; ITU-T Rec. G.650; ITU-T Rec. G.652

The cable type is longitudinally water-blocked and intended for aerial use, span lengths up to 50 meters. The design can incorporate up to 12 fibres in a central tube with water-blocking filling compound. The cable is reinforced with aramid yarn and the cable is sheathed with black halogen-free polyethylene.



Quality and environmental management system

Certified according to ISO 9001, IRIS, ISO/TS 16949 and ISO 14001.



Construction characteristics

Construction characteristics

Construction type
Fiber optic type
SM (G.657)
Outer sheath
Metal free
Sheath colour
Material used for longitudinal water tightness
Swellable yarn
Halogen free
Additional strength member

Dimensional characteristics

Dimensional characteristics

Nominal outer diameter
6.5 mm
Tube diameter
3.5 mm
Number of optical fibres, range
1 ... 12
Average sheath thickness
1.0 mm
Approximate weight
34 kg/km

Mechanical characteristics

Mechanical characteristics

Maximum permanent tensile load
1 kN
Crush resistance (EN 187 000)
2 kN
Impact resistance (EN 187 000)
15 J

Usage characteristics

Usage characteristics

Installation type
Aerial Cable
Operating temperature, range
-40 ... 70 °C
Ambient installation temperature, range
-10 ... 50 °C
Storage temperature, range
-40 ... 70 °C



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.

Related products

Aerial cable systems

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