DESIGN

1.    Central power element - glass fiber rod or steel wire
2.    Modules with Fujikura, Corning, Draka optical fibers
3.    A waterproof module and between modules and a jacket filling material
4.    Peripheral strength element
5.    Aluminum polyethylene foil
6.    Protective polyethylene hose

SERVICE AND ASSEMBLY CONDITIONS

1.    Application temperatu re - from -40°C to +50°C
2.    The cables must be laid and installed by hand and mechanically at a temperature of not lower than -10°C
3.    During the installation and use an acceptable bend is not less than 20 nominal diameters of the cable
4.    The cable service life - not less than 25 years.
5.    The cables are resistible to mold, dew, hoarfrost, salt fog, sunshine

SPECIFICATION

1.    Cable outside diameter(with the construction), mm - 10,S-12,7(mm)
2.    Nominal weight (with the construction) -94-14(5kg/km)
3.    The cable is resistible to stretching force: 1,S-2,7kH
4.    The able is resistible to crushing force, not less than -400H/cm
5.    Attenuation constant at a length of a wave 1550nm - 0,22dB/km
6.    The total number of fibers is from 4 to 144

MARKING CABLE WHEN ORDERING

OKKTM-10-01-0,22-4…144(2,7) – optical long-distance intraareal cable:
OK – for optical, K – for duct system, T – for plastic tubes, M – for multimodule, 10-diameter of mode field for single-mode fibre with shifted dispersion, 01 – central tube from polybutyleneterephthalate, 0,22 - attenuation constant in dB/km on 1550 nm wavelength, 4..144 – the number of fibers, 1.5-2,7-admissible tensile stress in kN.
OKKTMN-10-01-0,22-4...144 (1.5-2,7) cables in non-combustible design, sheath from a material not spreading combustion.

REGULATIONS

TU 16.К87-001-00