Projects — Enerven

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Hallett Battery Energy Storage System (BESS)

Project duration

South Australia

Power Transfer Station

Enerven has been appointed to deliver the design and construction services for the Hallett Battery Energy Storage System (BESS), a large-scale grid connected battery project in South Australia’s Mid North. With a total capacity of 50 MW / 245 MWh battery, the Hallett BESS is supporting renewable energy deployment and grid stability in Australia.

Stony Point HV Transformer Refurbishment

Project duration

October - December 2025

South Australia

Solar Array

Enerven completed a full on-site refurbishment, including the removal of all top-mounted transformer accessories for inspection and complete gasket replacement.

Cultana East Grid Connection

Project duration

New South Wales

Solar Array

Enerven has successfully delivered the design, construction, and commissioning of a new greenfield 275 kV substation in the Eyre Peninsula region of South Australia, approximately 6 km from Whyalla, along with approximately 9 km of 275 kV dual-circuit transmission lines.

Clements Gap BESS Connection (Clements Gap North Substation)

Project duration

South Australia

Power Transfer Station

Enerven has been appointed by ElectraNet, on behalf of Pacific Blue, to deliver the design and construction of the new 132 kV Clements Gap North Substation, including associated transmission line modifications and remote end works at Redhill Substation.

Summerfield Battery Energy Storage System (BESS) Connection

Project duration

Enerven has been appointed to connect two 120 MW BESS facilities, Summerfield BESS1 and BESS2 to ElectraNet’s network, including design, supply, and construction of a new greenfield 275kV Tepko substation adjacent to the established BESS facilities, augmentation of the Tungkillo substation, and adding 17km of new 275kV transmission line using the existing towers.

Goulburn River Solar Farm 500kV Grid Connection

Project duration

Solar Array

Enerven has been appointed to design, construct, and commission a new 500/33 kV substation at the LightsourceBP’s Goulburn River Solar Farm, in the Upper Hunter region of NSW. The substation will form a key part of one of the state’s largest renewable developments, enabling the delivery of clean, reliable energy to the NSW electricity grid.

Neon’s Culcairn Solar Farm 330kV Grid Connection

Project duration

Enerven successfully delivered the 330kV switching station for the grid connection of the 350 MW Culcairn Solar Farm project north of Albury, facilitating the integration of renewable energy into the New South Wales electricity network.

Bungama Battery Energy Storage System (BESS)

Project duration

As the Balance of Plant (BoP) contractor, Enerven is proud to deliver the critical electrical works for the Bungama BESS. Located just out of Port Pirie, this innovative project is set to deliver 150MW/300MWh of energy storage capacity, enhancing grid stability and supporting the integration of renewable energy into South Australia’s power network.

Liddell Battery Energy Storage System (BESS) 500MW/1000MWh

Project duration

Enerven has been appointed to construct the Liddell Battery Energy Storage System (BESS), a 500MW, two-hour duration grid-scale battery located at the site of the former Liddell Power Station in New South Wales. This project is a critical part of the Hunter Energy Hub, marking a significant step in Australia’s renewable energy transition.

Eraring Battery Energy Storage System (BESS) 700MW/2800MWh

Project duration

Enerven has been chosen to design and construct all four stages of Origin Energy’s Eraring Battery Energy Storage System (BESS), a project set to become the largest battery energy storage system in the Southern Hemisphere. With a total capacity of 700MW/2,800MWh, the Eraring BESS is a cornerstone of Australia’s renewable energy transition and grid stability efforts.

Kanmantoo substation maintenance project

Project duration

Enerven delivered an innovative solution to perform overdue transformer maintenance at ElectraNet’s Back Callington and Kanmantoo substations, overcoming seasonal challenges and ensuring uninterrupted power supply to customers.

Goyder Wind Farm grid connection (275kV)

Project duration

Enerven was appointed by ElectraNet to deliver critical transmission infrastructure for the Goyder South Wind Farm, facilitating the integration of renewable energy into South Australia’s electricity network.

Loss of Power risk remediation project – Olympic Dam substation (275kV)

Project duration

Enerven successfully delivered the Loss of Power Risk Remediation project at BHP’s Olympic Dam, ensuring the site’s ongoing power reliability by replacing aging infrastructure with modern, high-capacity transformers and associated systems.

250MW Torrens Island battery (BESS) 250MW/250MWh

Project duration

Enerven was the delivery partner for Wärtsilä Energy's 250MW Torrens Island grid-scale battery project for AGL Australia.

SA Water’s Zero Cost Energy Future (Solar Farms and BESS)

Project duration

Enerven partnered with SA Water to deliver Solar PV and Energy Storage infrastructure as part of this program to enable SA Water to keep water service charges as low and stable as possible for their customers.

Snapper Point Power Station grid connection (275kV)

Project duration

Nexif Energy constructed a 154MW gas turbine peaking power plant located near Snapper Point at Outer Harbour on the Lefevre Peninsula about 22km north-west of Adelaide, South Australia. Enerven was ElectraNet’s Principal Contractor to construct the network connection assets connecting the plant to ElectraNet’s transmission network, known as the Snapper Point connection project.

Robertstown Synchronous Condenser (2 x 125MVA)

Project duration

The project involved the design, construction, and commissioning of synchronous condensers at Robertstown Substation to enhance system strength and support South Australia’s renewable energy transition.

Bare hand live line work – 275kV transmission line upgrade

Project duration

Enerven delivered critical upgrades to a 275kV transmission line, utilising bare hand live line techniques to ensure minimal disruption while reinforcing ElectraNet’s transmission network for greater resilience.

ElectraNet high voltage network maintenance contract

Project duration

Enerven has been engaged by ElectraNet to deliver long-term maintenance and asset management services across its high-voltage transmission network. This program ensures the ongoing reliability, safety, and performance of critical energy infrastructure throughout South Australia.

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