- OKB-T cable is designed for installation in grounds of 1-3 groups, cable ducts, tunnels in case of high requirements of crush strength.
- OKB-T cable with flame retardant protective jacket is designed for installation according to exclusive standards of fire safety.
- Optical fiber
- PBT loose tube filled with hydrophobic gel
- Zink-coated steel wire armor
- Protective jacket
|Number of fibers|
|Nominal overall diameter, mm|
|Total mass of cable with polyethylene jacket (kg/km)|
* the data correspond to a cable of 7kN
** total mass of the cable with flame retardant protective jacket is specified when ordering
|Temperature range of operation, С°|
|Temperature range of installation, С°|
|Minimal bending radius|
not less than 4 kN for laying in grounds of 4-5 groups;
not less than 7 kN for laying in grounds of 4-5 groups;
** In case of cable with flame retardant protective jacket, the min. installation temperature is not lower than -10 °С.