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OPGW – SkyLink

SkyLink - Optical Ground Wire Central

OPGW – SkyLink

INFO

Applications

OPGW is an engineered conductor designed for dual-purpose utility infrastructure, where both physical shielding and data capacity are required. It serves as the high-speed «nervous system» for modern utility grids. By integrating fiber optics directly into the transmission infrastructure, OPGW provides a secure, EMI-immune physical layer for SCADA communications.

Catalogue

Download our catalog to access complete product information.

Specifications

IEEE 1138
Standard for testing and performance for Optical Ground Wire (OPGW) used on electric utility power lines.
ASTM B415
Standard specification for hard-drawn aluminum-clad steel wire.
ASTM B398
Standard specification for aluminum-alloy 6201-T81 and 6201-T83 wire for electrical purposes.
ITU TG650.1
Definition & Test methods for the relevant parameters of single-mode fibers.
ITU T G652D / G567
Characteristics of a single-mode optial fiber and cable.

Constructions

The construction of OPGW is a precise engineering exercise in balancing structural strength with electrical conductivity. By utilizing a hybrid stranding of various metallic wires around a protected optical core, the cable provides a robust shield for the power line while maintaining the integrity of the internal fiber optics.

Protective Functions

Lightning Interception: The outer metallic layer acts as a sacrificial surface, intercepting direct strikes and dissipating the energy safely.
Strain Decoupling: The «loose tube» design ensures that when the cable stretches under wind or ice loads, the fibers inside remain unstressed: Safe Fiber Strain (Zero Fiber Strain upon request).
Thermal Management: The high-conductivity wires act as a heat sink during short-circuit events, preventing the core temperature from reaching the melting point of the fiber coating.

US ELECTRICWIRE is the Master distributor/Representative
of OPTRAL Group in the United States.

Commercial support, pricing, and logistics are handled by US ELECTRICWIRE. All technical data, specifications, and product documentation are provided by OPTRAL Group and available through here.