Client
Transgrid
  • Renewables
Enerven was appointed by Transgrid NSW to design and construct a 330/33kV substation, 330V Transmission line and 33kV switchbay at Eraring Substation to facilitate the connection of the BESS.

The customer

Transgrid builds and maintains the largest electricity network in Australia, providing the backbone of the National Electricity Market while supporting the transition to a cleaner energy future. 

“This project is another strong demonstration of Enerven’s ability to deliver end-to-end, high-voltage solutions that underpin Australia’s evolving energy system.”

The opportunity

The Eraring project site is located just south of Newcastle in NSW. Enerven are designing and constructing a 330/33kV substation including switchgear and switchroom as well as the 330kV transmission line design and construction. This infrastructure facilitates the connection of the 700MW Eraring BESS. 


Built in 2 stages :

  • Stage 1 – 570MW – 2023/24
  • Stage 2 – 285MW – 2025/6

The solution

Key specifications delivered by Enerven: 

  • Management of a multi-phase, large-scale construction project, ensuring seamless delivery across all stages. 
  • Design and construction of new Eraring BESS 330/33kV Substation, bay extension at existing 500/330kV switch yard including the install, termination and testing of high voltage equipment 
  • Supply, install and termination of secondary system and automation equipment 
  • Installation and testing of 330kV switchyard equipment 
  • Design and construction of 330kV transmission line, stringing and termination of 330kV conductor and OPGW 
  • All testing and commissioning work for successful energisation on time. 

Why Enerven?

Our experience in the market place, combined with the expertise and industry knowledge of our team, makes Enerven’s offering second to none – which is why industry leaders such as Electranet, Transgrid, AGL and BHP Billiton trust Enerven with their energy infrastructure assets.

We invest heavily in the best equipment and the professional development of our staff, which means we combine experience and history with innovation and technology to deliver solutions that address the evolving energy distribution requirements of the community.

With a strong supplier and partner network behind us, our highly skilled staff work closely with you to fully understand your specific needs and vision, and will tailor a solution to suit.

Delivering the highest standard of work in a safe and environmentally sustainable manner is our top priority, and we have an outstanding track record to prove it. We focus on building long-term relationships with our clients, we’re committed to working with you for the lifecycle of your project and beyond.

Find out how Enerven can help on your next project.

Contact us