High Voltage Cable

Product Description

Our High Voltage Cable is engineered to deliver consistent power transmission over long distances while ensuring maximum safety and durability. Suitable for a wide range of applications, from electrical grids to industrial machinery, this cable is built to withstand the rigors of high-voltage environments.

The core of the cable is made of high-conductivity copper or aluminum, ensuring excellent power transfer efficiency. The insulation, typically made from cross-linked polyethylene (XLPE), provides high dielectric strength, making it ideal for underground installations or other applications that require superior insulation properties. The outer sheath is resistant to environmental stresses such as heat, moisture, and mechanical wear, ensuring longevity and continuous performance in harsh conditions.

This high voltage cable is designed with various armoring and sheathing options for enhanced protection, especially in high-risk environments. The robust structure helps prevent physical damage while maintaining the integrity of the electrical system. With excellent resistance to fire, chemicals, and extreme temperatures, this cable is a reliable choice for heavy-duty electrical installations.

Our High Voltage Cables meet international standards and are rigorously tested for performance, safety, and environmental compatibility. Whether you are working on a commercial power distribution project or industrial equipment, this cable guarantees seamless power delivery and protection.

Product Specifications

Product Advantage

• Improved Durability with top quality manufactured insulation ensuring full compliance with industry standards, designed to withstand extreme temperatures, moisture and physical harms

• RRH Cable we have the capability to manufacture grade A 99.9% pure copper precisely stranded in the insulators for the best conductivity and efficiency

• Thanks to our expert craftsmanship, we provide high-quality cables that minimize the need for frequent maintenance or replacements, significantly reducing long-term operational costs.

Technical Parameters

Definitions

• Voltage Class Nominal system voltage the cable is rated for (66 kV, 110 kV, 220 kV, 400 kV, etc.)

• Ampacity Maximum continuous current in ambient temperature of 20–30°C (varies by installation method)

• Insulation Type XLPE = Cross-Linked Polyethylene (most common for HV); EPR = Ethylene Propylene Rubber (special uses)

• Temperature Ratings 90°C (normal load), 130°C (emergency), 250°C (short circuit, max 5 sec)

• Core Type Single-core (1C) is typical for High Voltage.

• Strands High strand count improves flexibility and mechanical performance.

Product Uses

• Transmission Lines carry power from generating stations to regional substations

• Power Plants export high-power output to the transmission grid

• Substations connect transformers and switching equipment at high voltage

• Underground Transmission replace overhead lines in urban or protected areas

• Renewable Energy (Offshore/Onshore) link large solar farms, wind farms, or offshore platforms to the grid

• Industrial Mega-Facilities supply steel mills, chemical plants, and oil refineries with high-demand electricity

• Cross-River and Subsea Links carry power under rivers, lakes, or between islands and mainland

Product Operate Guide

• Apply cable base on its insulation property

• Always de-energize the system before working on cables

• Proper PPE duing operation

Key Features