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Outer PE sheath*Steel wire armorHydrophobic gelIntermediate PE sheathHydrophobic gelLoose tubeOptical fiberCentral strength element (fiberglass rod)Destination
Optical cable is designed for direct buried installation in conditions with high mechanical stability requirements: in all groups of soils, in swamps, shallow non-navigate rivers.
Technical Characteristics
| Parameter | Value | ||||
| Tensile strength, kN | 7 | ||||
| Number of optical fibers | 4 | 8 | 12 | 16-32 | 48 |
| Cable diameter, mm | 11,6 | 12,4 | 11,6 | 12,4 | 13,5 |
| Cable weight, kg/km | 204 | 240,9 | 204,5 | 228,7 | 269,6 |
| Number of optical fibers | 64 | 72 | 96 | 144 |
| Cable diameter, mm | 14,8 | 14,0 | 14,4 | 16,2 |
| Cable weight, kg/km | 323,9 | 284,2 | 309,2 | 408,6 |
| Crushing force, kN/sm | 0,4 | |||
| 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 ОКG-48G.652D7kN
The cable consists of a loose tube core with a dielectric central strength around which optical loose tubes with freely laid fibers of the G.652D Standard are twisted. the maximum tensile strength is 7kN.
Download the OKG cable specification in PDF
Download the OKG cable certificates and declarations in PDF