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OKKTS In Duct, Single Tube

OKKTS In Duct, Single Tube

  1. PE outer sheath*
  2. Corrugated steel armor
  3. Hydrophobic gel
  4. Buffer tube
  5. Hydrophobic gel
  6. Optical fiber


Optical cable is designed for installation in cable ducts, in trays, in blocks, in tunnels, in collectors, in headers, on bridges and skyways, between and inside buildings in case of damage probability by rodents.

Technical Characteristics

Parameter Value
Tensile strength, kN 2,7
Number of optical fibers 2-12 16 24
Cable diameter, mm 7,3 7,5 7,8
Cable weight, kg/km 68,9 70,8 73,8
Crushing force, kN/sm 0,5
Operating temperature -50°С…+70°С
Installation temperature -30°С…+50°С
Transportation and storage temperature -50°С…+70°С
Minimum bending radius Not less than 15 cable diameters
Factory length, km 4

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 ОККTS-08G.652D 2,7kN

The optical cable for duct installation consist of a single tube core with freely laid fibers of G.652D Standard, the maximum tensile force is 2,7 kN.

Download the OKKTS cable specification in PDF

Download the OKKTS cable certificates and declarations in PDF