Market Notices

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Thursday, 12 December 2024

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: BW02
Duration: 12/12/2024 05:35 to 12/12/2024 05:40
Amount: -31 MW
Constraint: NC-N_BW02

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-Regional Transfer limit variation - Basslink

There has been an unplanned outage of the Basslink interconnector.

The following constraint set was invoked at 0130 hrs 12/12/2024

I-BL_ZERO

The constraint set contains the following interconnector on the left hand side.

T-V-MNSP1

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR3 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following periods:

[1.] From 1530 hrs 16/12/2024 to 1600 hrs 16/12/2024.
The maximum load (other than interruptible loads) forecast to be interrupted is 10 MW at 1530 hrs.

[2.] From 1700 hrs 16/12/2024 to 1830 hrs 16/12/2024.
The maximum load (other than interruptible loads) forecast to be interrupted is 106 MW at 1730 hrs.

AEMO is seeking a market response.

AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.

Manager NEM Real Time Operations

Change Number: CHG0100201
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MarketNet
Change Title: Planned maintenance affecting the AEMO Market Network ***Outage Updated***
Change Start Date & Time: 16/12/2024 08:00:00 AEST
Change End Date & Time: 17/12/2024 17:00:00 AEST
Outage 1 Start Date & Time: 16/12/2024 08:12:00 AEST
Outage 1 End Date & Time: 16/12/2024 08:13:00 AEST
Outage 2 Start Date & Time: 16/12/2024 15:12:00 AEST
Outage 2 End Date & Time: 16/12/2024 15:13:00 AEST

Environment: Production
Participant Impact and Requirements: Planned maintenance will be conducted on the 16th of December 2024, between 08:00AM and 05:00PM AEST on the core network infrastructure within the AEMO Market Network in Brisbane.

During the change, there will be two instances of 1-3 second service disruption to MarketNet Services accessed via Brisbane as traffic moves from the active to the standby load balancing unit. All Services should return to normal after this time. Traffic via Sydney will not be affected during this time. AEMO recommends that all market participants with site to site VPN connections currently connected via Brisbane, to switch these connections to the Sydney site as a precaution.

Participants connecting via IPWAN and/or SSL VPN will be automatically connected to the Sydney site and do not need to take any action.
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: CHG0100220

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: Electricity Market Management System_PreProd

Change Title: Pre-Production Electricity Market Management System (EMMS) Maintenance - Outages

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Wednesday, 11 December 2024

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: MPP_2
Duration: 11/12/2024 02:00 to 11/12/2024 02:20
Amount: -10 MW
Constraint: NC-Q_MPP_2

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Tuesday, 10 December 2024

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: MPP_1
Duration: 10/12/2024 17:55 to 10/12/2024 18:25
Amount: -18 MW
Constraint: NC-Q_MPP_1

Auto-generated on behalf of Manager NEM Real Time Operations

Change Number: CHG0100201

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: MarketNet

Change Title: Planned maintenance affecting the AEMO Market Network.

Change Start Date & Time: 16/12/2024 08:00:00 AEST
Change End Date & Time: 17/12/2024 17:00:00 AEST
Outage Start Date & Time: 16/12/2024 15:12:00 AEST
Outage End Date & Time: 16/12/2024 15:13:00 AEST

Environment: Production

Participant Impact and Requirements: Planned maintenance will be conducted on the 16th of December 2024, between 07:30AM and 05:00PM AEST on the core network infrastructure within the AEMO Market Network in Brisbane.

During there change, there will be two instances of 1-3 second service disruption to MarketNet Services accessed via Brisbane as traffic moves from the active to the standby load balancing unit. All Services should return to normal after this time. Traffic via Sydney will not be affected during this time. AEMO recommends that all market participants with site to site VPN connections currently connected via Brisbane, to switch these connections to the Sydney site as a precaution.

Participants connecting via IPWAN and/or SSL VPN will be automatically connected to the Sydney site and do not need to take any action.

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 .

AEMO ELECTRICITY MARKET NOTICE
Refer to MN 121688
In order to maintain the power system in a secure operating state in the QLD region, AEMO has invoked automated constraint set CA_SYD_566A36E5 from 1245 hrs to 1510 hrs.

This constraint set contains equations with the following interconnector on the LHS;

NSW1-QLD1, N-Q_MNSP1

Refer to AEMO Network Outage Scheduler (NOS) for further information.

Manager NEM Real Time Operations