High-Voltage
Jointing Onshore

For grid operators and contractors looking to expand or upgrade network capacity, this service ensures seamless project execution and robust grid connections.

What i provide

Advanced installation capabilities

Delivering high-quality HV jointing and terminations for systems up to 400kV AC and 525kV DC, facilitating grid capacity upgrades and modernisations.

Interface management

Coordinating with site teams, contractors, and operators to streamline execution and prevent delays or miscommunications.

Pre- and post-load testing 

Ensuring joint integrity and optimal performance of cable systems through thorough testing procedures.

Substation cable connections

Expertise in pulling, terminating, and testing interconnecting cables between switchboards and transformers, with voltage capacities up to 525kV.

Your Partner in Success

Choosing Reynard means choosing excellence. I’m not just connecting turbines to cables. I’m connecting the future – homes, cars, all to renewable energy. Let’s make it happen, together.

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Projects

Image of the top of a wind turbine with clouds and blue sky
Cable Terminations

Noirmoutier Offshore Wind Farm

Introduction The offshore wind energy industry continues to grow rapidly as countries worldwide aim to reduce carbon emissions and embrace renewable energy sources. One of the most exciting new projects is being developed off the coasts of Yeu and Noirmoutier in France. This project, led by the Eoliennes en Mer

Wind turbine in the ocean with yellow base
Cable Terminations

Greater Changhua

Overview The Greater Changhua Offshore Wind Farms off Changhua County’s coast in Taiwan are set to redefine the region’s energy landscape with a combined capacity of 2.4 GW. Initiating construction in November 2019 and achieving first power by April 2022, these projects are pivotal in Taiwan’s transition towards renewable energy,

wind turbines at sea
Cable Terminations

Baltic Eagle

Overview The Baltic Eagle offshore wind farm is a major renewable energy project being developed by Iberdrola in the Baltic Sea, off the coast of Rügen Island, Germany. This project brings together industry leaders from different facets of the offshore renewable energy industry, including Vestas on wind turbines and Van

Many wind turbines in the ocean with blue sky and sea
Offshore

Saint Brieuc Offshore Wind Farm

Overview The Saint-Brieuc offshore wind farm project, led by Iberdrola’s subsidiary Ailes Marines, is emerging as a transformative clean energy development in Brittany, France. Overcoming challenges and enhancing team capabilities, this project, managed by Celik Karakas with Matt Holdway overseeing engineering, is on track for completion in early 2024. With

Wind turbine on the ocean on a cloudy day
Cable Terminations

Gruissan Offshore Wind Farm

Overview The Eolmed Gruissan Offshore Wind Farm, an innovative venture into floating wind energy by Qair and Total Energy, is set to revolutionize renewable energy in the Occitanie region, France. This 30 MW project, utilizing three floating turbines, aims to supply clean energy to about 50,000 residents yearly. Initiating in

The ocean with blue sky and wind turbines
Cable Terminations

Courseulles-sur-Mer Offshore Wind Farm

Overview Developed by Éolien Maritime France, a partnership between EDF Renewables and Enbridge, and contracting Prysmian Group for its submarine cables,The Courseulles-sur-Mer Wind Farm, placed off Normandy’s Bessin coast, France, represents a crucial step in the shift  towards sustainable energy, with a capacity of 450 MW and featuring 75 GE

Frequently asked questions

High-voltage jointing onshore refers to the expert installation, termination, and testing of onshore cable systems. It ensures stable, efficient power transmission, enabling grid expansions, upgrades, and reliable energy flow.

We streamline project execution for grid operators and contractors by managing interfaces, coordinating teams, and ensuring cables are installed and tested correctly. This prevents delays, mitigates risks, and keeps your project on schedule.

Our team is experienced with high-voltage systems up to 400kV AC and 525kV DC, ensuring flexibility and scalability for a wide range of onshore grid projects.

Rigorous pre- and post-load testing verifies that every joint and termination meets stringent quality standards. Identifying potential issues early ensures smooth commissioning, reduces downtime, and maintains long-term system reliability.

Yes. We specialise in pulling, terminating, and testing cables between switchboards and transformers. Our expertise guarantees robust substation connections, supporting stable grid performance and future growth.

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opportunities

High-Voltage
Jointer

High-Voltage
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