Direct Buried

Direct Buried CT FRP

Central tube (CT) fiberglass rods (FRP) design for additional protection in harsh environment

1

Optical fiber

2

PBT loose tube filled with water-blocking gel

3

Water-blocking gel

4

Armor of fiberglass rods

5

Jacket

Reliable protection from serious mechanical impact

Excellent rodent resistance, suitable for duct installation

All-dielectric construction

Reduced weight, suitable for aerial installation

Up to 24 fibers

Resistance to crushing load from 0.7 kN/cm

Allowable tensile strength up to 8 kN

Max rated design tension 8 - 12 kN
Crush — 0.7 kN/cm
Fiber count up to 24
Max rated design tension 8 kN
Crush — 0.7 kN/cm
Fiber count up to 6 up to 8 up to 12 up to 16 up to 24
Cable diameter, mm 10.7 10.7 10.7 10.7 10.9
Cable weight, kg/km 111.0 110.9 110.8 110.6 113.5
Min bending radius, mm 160.5 160.5 160.5 160.5 163.5

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Operation temperature -50°С…+70°С
Installation temperature -30°С…+50°С
Transportation and storage temperature -50°С…+70°С
Minimum bending radius 15x cable diameter
Life time 25 years