OPGW Cable
OPGW (Optical Ground Wire) cable is used in power transmission lines for both protection against lightning and data transmission, meeting the demand for high-capacity communication.Furukawa Electric, manufactures OPGW cable in Brazil and resells fixing hardware and accessories. Installation design, supervision services, training, splicing and field-testing are also in Furukawa's scope of supply. All this guarantees electrical, mechanical and optical characteristics of the cable and its components.
OPGW (Optical Ground Wire) cable is used in power transmission lines for both protection against lightning and data transmission, meeting the demand for high-capacity communication.Furukawa Electric, manufactures OPGW cable in Brazil and resells fixing hardware and accessories. Installation design, supervision services, training, splicing and field-testing are also in Furukawa's scope of supply. All this guarantees electrical, mechanical and optical characteristics of the cable and its components.
OPGW Cable
Stainless steel and aluminum tubes |
Aluminum clad steel wires (1 layer) |
OPGW cable composed of a stainless steel tube in an aluminum tube (maximum capacity of 48 fibers SM) and aluminum clad steel wires
Installation Environment | Overhead transmission lines |
Operating Environment | Ground wire cable for overhead transmission lines |
Characteristics | Value | |
Nominal cross section area (mm2) | 141 | |
Center: aluminum tube – qty. x diameter (mm) | 1 x 8.30 | |
Layer 1: aluminum clad steel wires 20% IACS – qty. x diameter (mm) | 10 x 3.60 | |
Lay direction – outer layer | Left hand | |
Nominal overall diameter (mm) | 14.1 | |
Tensile strength (kN) | 116.3 | |
Approximate mass (kg/km) | 812 | |
Electrical resistance DC at 20ºC (Ω/km) | 0.385 | |
Módulus of elasticity (N/mm2) | 134,000 | |
Coefficient of linear expansion (1/ºC) | 14.3 x 10-6 | |
Short circuit current capacity – Ambient = 50oC (kA2.s) | 120 | |
Lightning (C) | 150 | |
Bending radius (mm) | 232.5 |
Singlemode(SM) Optical fibers coated by acrylate resin.
Fiber | Color |
1 | Green |
2 | Yellow |
3 | White |
4 | Blue |
5 | Red |
6 | Violet |
7 | Brown |
8 | Rose |
9 | Natural |
10 | Gray |
11 | Orange |
12 | Aqua |
13 a 24 | Same color (1 a 12) with 1 black ring mark |
25 a 36 | Same color (1 a 12) with 2 black ring marks |
37 a 48 | Same color (1 a 12) with 3 black ring marks |
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