Sales of telecommunication products

OKTS In Pipes, Loose Tube

OKTS In Pipes, Loose Tube

  1. PE outer sheath*
  2. Strength element (fiberglass)
  3. Buffer tube
  4. Hydrophobic gel
  5. Optical fiber


Optical cable is designed for installation in cable ducts, in pipes (including the blowing installation method), in blocks, in trays, in tunnels, in headers, on bridges and skyways, inside buildings and for indoor and aerial installation between supports and buildings.

 Technical Characteristics

Parameter Value
Tensile strength, kN 1
Number of optical fibers (up to 4/8 fibers) Up to 4 Up to 8
Cable diameter, mm 4,9 5,1
Cable weight, kg/km 20,5 21,4
Number of optical fibers (up to 12/16 fibers) До 12 До 16
Cable diameter, mm 5,2 5,4
Cable weight, kg/km 22,5 23,6
Number of optical fibers (up to 24 fibers) 24
Cable diameter, mm 5,6
Cable weight, kg/km 25,3
Crushing force, kN/sm 0,3
Operating temperature -40°С…+70°С
Installation temperature -30°С…+50°С (polyethylene)/-10°С…+50°С(nf(А)-LS)
Transportation and storage temperature -40°С…+70°С
Minimum bending radius Not less than 10 cable diameters
Factory length, km 3

Technical characteristics of optical fiber

Type of optical fiber Corning SMF 28 Ultra Corning SMF28e+BB
ITU-T recommendations G.657A1 G.652D G.657A1 G.652D
Deviation from the concentricity of the core, microns, not more  0,5
Diameter of fiber sheath, microns 125±0,7
Deviation from the roundness of the sheath, %, not more 0,7
The diameter of the protective covering, microns 242±5
Maximum attenuation at wavelength 1310 nm 0,32 0,34
Maximum attenuation at wavelength 1550 nm 0,18 0,20

Full name example

Optical cable ОКTS-08 G.652D 1kN

The optical cable universal installation consists of a single tube core with freely laid fibers of G.652D Standard, the maximum tensile force is 7 kN.

Download the OKTS cable specification in PDF

Download the OKTS cable certificates and declarations in PDF