Market Notices

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region to Pelican Point Power Limited - PPCCGT PELICAN POINT

Refer to Market Notice 123506


In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to Pelican Point Power Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).

Direction issued to: Pelican Point Power Limited - PPCCGT PELICAN POINT at 1600 hrs 24/01/2025
Type of resource: generating unit
Required actions: Remain synchronised and follow dispatch targets at 0800 hrs 25/01/2025
Services provided: Voltage Control
Circumstances necessitating the Direction:Voltage
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 26/01/2025.

Pelican Point Power Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN

Refer to Market Notice 123624

TORRB3 TORRENS ISLAN at 0400 hrs 25/01/2025 to Remain synchronised and follow dispatch targets.

The TORRB3 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 26/01/2025.

The direction update is issued at 1600 hrs 24/01/2025.

Manager NEM Real Time Operations

Change Number: CHG0100610
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Internet Access
Change Title: Planned Maintenance to Brisbane Internet Router
Change Start Date & Time: 01/02/2025 11:00:57 AEST
Change End Date & Time: 01/02/2025 13:00:57 AEST
Outage Start Date & Time: 01/02/2025 11:00:31 AEST
Outage End Date & Time: 01/02/2025 13:00:31 AEST
Environment: Production
Participant Impact and Requirements: The following impacts are expected to participant connectivity during this planned outage:

IPWAN Participants - Nil

Lan-2-Lan VPN Participants (IPSEC) - Up to 1 Hour outage for participants who have established their VPN connection/s via the AEMO QLD datacenter termination point (202.44.76.10 for Policy Based VPN and 202.44.76.12 for Route Based VPN) only - All L2L connections should be established to both QLD / NSW.

B2B VPN - Up to 1 hour outage to TNSPs with B2B VPN to AEMO QLD Datacentre if VPN connection is only terminating in QLD only.

SSL VPN Participants: None expected as DNS entry will be updated to remove QLD IP.

GASHUB: Nil

Note: Participants are encouraged to ensure their VPN connections are already established or are configured (as per AEMO best practice) to automatically failover to the alternate AEMO NSW datacenter termination point 202.44.78.10 for Policy Based VPN and 202.44.78.12 for Route Based VPN) prior to this scheduled outage.

*** Failure to do so will impact connectivity to Marketnet Services. ***

Other Impacts will have been communicated in advance.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any
planned/unplanned maintenance activities .

Change Number: CHG0100719
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMMS - Dispatch
Change Title: Participant FTP File Server Maintenance
Change Start Date & Time: 29/01/2025 10:00:00 AEST
Change End Date & Time: 29/01/2025 11:00:00 AEST
Outage Start Date & Time: 29/01/2025 10:15:00 AEST
Outage End Date & Time: 29/01/2025 10:15:30 AEST
Environment: Production
Participant Impact and Requirements: All external participants will be briefly disconnected (up to 30 seconds) and then automatically reconnected.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any
planned/unplanned maintenance activities .

Change Number: CHG0100766
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Local Area Network
Change Title: Planned Maintenance to Brisbane ISE Server
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: NSW1

Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV

Cancellation time: 24/01/2025 01:59

Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1


Refer AEMO Electricity Market Notice 123642

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.

Region: NSW1

Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV

Duration: 23/01/2025 22:55 until further notice

Constraint set(s) invoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1


Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: NSW1

Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Cancellation time: 23/01/2025 20:44

Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Refer AEMO Electricity Market Notice 123629

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: VIC1

Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV

Cancellation time: 23/01/2025 19:14

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 123632

Auto-generated on behalf of Manager NEM Real Time Operations