A boost in transfer capacity with PEC Stage 1

The testing/commissioning process for PEC Stage 1 has been written about elsewhere, and in earlier articles here, but worth capturing MN126466 published at 11:12 today as follows:

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MARKET NOTICE
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From : AEMO
To : NEMITWEB1
Creation Date : 10/04/2025 11:12:18

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Notice ID : 126466
Notice Type ID : GENERAL NOTICE
Notice Type Description : Subjects not covered in specific notices
Issue Date : 10/04/2025
External Reference : Release of PEC-1 and combined V-SA limits – 11 April 2025

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Reason :

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 123956

AEMO, Transgrid and Electranet have reviewed the test results following the PEC Stage 1 testing on 31st January 2025. Hold points 4 and 5 can now be released.

The following limits will be released as of 1000hrs 11th April 2025:
– PEC-1 – 150 MW (both directions)
– Heywood + PEC1 – 750 MW from Vic to SA and 700 MW from SA to Vic
– The existing Heywood limits of 600 and 550 MW are not being changed.

With the release of these limits AEMO will be looking for testing opportunities for increases to Heywood as per the test plan: https://aemo.com.au/-/media/files/stakeholder_consultation/consultations/nem-consultations/2023/project-energyconnect-stage-1-and-hic-capacity-release/pec-stage-1-and-hic—final-test-program.pdf?la=en .

Ben Blake
AEMO Operations

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END OF REPORT
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About the Author

Paul McArdle
Paul was one of the founders of Global-Roam in February 2000. He is currently the CEO of the company and the principal author of WattClarity. Writing for WattClarity has become a natural extension of his work in understanding the electricity market, enabling him to lead the team in developing better software for clients. Before co-founding the company, Paul worked as a Mechanical Engineer for the Queensland Electricity Commission in the early 1990s. He also gained international experience in Japan, the United States, Canada, the UK, and Argentina as part of his ES Cornwall Memorial Scholarship.

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