Microduct cables Valmistettu omassa tehtaassa
NBFU
Our new small fibre unit can be easily blown into microducts. NBFU is also available in a cardboard box.
Description
NBFU (Nestor Blown Fibre Unit) is a optical fibre cable for microduct installation by blowing or pushing.
Construction
- Optical fibres: Coloured single-mode fibres according to the ITU-T G.657.A1.
- Buffer layer: UV cured polymer.
- Outer sheath: Polyolefin compound. Colour of the sheath is blue. Nominal thickness is 0,2 mm.
- Marking: Marking printed on the sheath at one meter interval: Cable type – year of manufacture – length marking.
All of our fibre optic and copper cables are halogen-free.

NBFU is also available in a cardboard box, which makes installation easier.
Properties
| Property | |
|---|---|
| NBFU | |
| Maximum tension | 2 and 4F: 10 N, 12F: 30 N |
| Crush strength with 100 mm plate | 250 N |
| Temperature range in operation | -40 to +60 °C |
| Temperature range during transport, storage | -40 to +70 °C |
| Temperature range during installation | -15 to +40 °C |
| Reaction to fire (CPR) | Fca |
| Minimum bending radius | During installation 60 mm, installed 40 mm |
Product information
| Nestor Code | Size | Diameter | Weight | Length | Drum |
|---|---|---|---|---|---|
| L11375 | 4xG.657.A1 FIN2012 | 1.2 mm | 1.4 kg/km | 2000 m | P4 |
| L11495 | 4xG.657.A1 (Box package) | 1.2 mm | 1.4 kg/km | 6000 m | - |
| L11059 | 12xG.657.A1 FIN/TIA | 1.6 mm | 2.7 kg/km | 2000 m | P4 |
| L11665 | 12xG.657.A1 (Box package) | 1.6 mm | 2.71 kg/km | 4000 m | - |
| L11057 | 2xG.657.A1 TIA | 1.2 mm | 1.41 kg/km | 2000 m | - |
| L11058 | 4xG.657.A1 TIA | 1.2 mm | 1.4 kg/km | 2000 m | - |
| L11072 | 8xG.657.A1 TIA | 1.5 mm | 2.3 kg/km | 2000 m | P4 |