Direct Buried

Direct Buried MT GSW Special

Multi-tube (MT) galvanized steel wires (GSW) special design for additional mechanical protection and moisture barrier in harsh environment

1

Central strength member (fiberglass reinforced plastic)

2

Optical fiber

3

PBT loose tubes filled with water-blocking gel

4

Water-blocking gel

5

Aluminum and polymer tape

6

Inner jacket

4

Water-blocking gel

7

Armor of galvanized steel wires

8

Jacket

With laminated aluminium polyethylene sheath – to protect the cable core from moisture

Excellent solution for wetland and cross-river installation

Resistance to crushing load up to 1 kN/сm

Allowable tensile strength up to 80 kN

Aluminium compound tape to protect from hydrogen penetration into optical fiber

Max rated design tension 7 - 80 kN
Crush — 0.4 kN/cm
Fiber count up to 144

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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