OPGW/Ground Wire

OPGW AP part no.
0313

Protection of power lines from lightning overvoltage, construction of optical communication systems.

1

Central strength member (fiberglass reinforced plastic)

4

Water-swellable yarns

2

Optical fiber

3

PBT loose tubes filled with water-blocking gel

4

Water-swellable yarns

5

Water swellable tape

6

Thermal barrier

7

Aluminum pipe

8

Aluminum-clad steel wire and/or aluminum alloy wires

Convenient splice preparation

Up to 144 fibers in a tube

Highly corrosion-resistant: ACS wires and aluminum pipe

Optical groundwire (OPGW) shields highvoltage conductors from lightning strikes

Aluminum alloy wires provide conductivity for fault current

Crush — from 571 lb/in
Fiber count up to 144
Cable diameter, in 0.527 … 1
Cable weight, lb/ft 0.3 … 0.9
Rated breaking strength (RBS) (without SSLT\'s), lb 10004 … 45000
Maximum rated design load (MRDL) (63% RBS), lb 6002 … 45000
Elasticity modulus (final), ksi 6962 … 16679
Fault current capacity (initial temp 40°C, final temp 210°C), kA²s 5...400
Short-circuit current for 1s, kA 3...30
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Operation temperature -76°F … 185°F
Installation temperature -22°F … 122°F
Transportation and storage temperature -76°F … 158°F
Minimum bending radius 20x cable diameter
Life time 50 years
Warranty as specified in the supply agreement, min 2 years