Market Notices

Change Number: CHG0091533
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Short Term Trading Market
Change Title: Planned Outage for the Gas Short Term Trading Market Systems Production.

Change Start Date & Time: 08/08/2024 09:00:00 AEST
Change End Date & Time: 08/08/2024 22:00:00 AEST
Outage Start Date & Time: 08/08/2024 18:30:00 AEST
Outage End Date & Time: 08/08/2024 21:00:00 AEST
Environment: Production

Participant Impact and Requirements: Gas Short Term Trading Market (STTM) services including SWEX and MIS, SPI and SBS will not be available during the outage window in Production.

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

Inter-regional transfer limit variation - Heywood M1 Transformer - VIC region - 25/07/2024

A planned outage of Heywood M1 Transformer in the VIC region was scheduled from 0600 hrs 25/07/2024 to 1800 hrs 25/07/2024.

The outage has been completed and Heywood M1 Transformer returned to service at 1550 hrs 25/07/2024

Constraint set(s) revoked: V-HYTX_M12

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Keilor - Sth Morang 500kV Line - VIC region - 25/07/2024

A planned outage of Keilor - Sth Morang 500kV Line ] in the VIC region was scheduled from 0700 hrs 25/07/2024 to 1630 hrs 25/07/2024.

The outage has been completed and Keilor - Sth Morang 500kV Line returned to service at 1450 hrs 25/07/2024

Constraint set(s) revoked: V-KTSM_R

Manager NEM Real Time Operations

Change Number: CHG0090458
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Internet Access
Change Title: Planned Maintenance to Brisbane Internet firewall.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Heywood - South East 1 275 kV Line - SA region - 22/07/2024

A planned outage of Heywood - South East 1 275 kV Line in the SA region was scheduled from 0930 hrs 22/07/2024 to 1700 hrs 22/07/2024.

The outage has been cancelled.

Constraint set(s) revoked:
I-HYSE
I-VS+LKB_050
I-VS_050
S-SECB6611_10
S-SE_1CP

Manager NEM Real Time Operations

Change Number: CHG0091275
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: MSATS - eMDM Maintenance AKS v1.28 upgrade
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Armidale Coffs Harbour 96C 132kV LINE - NSW region - 20/07/2024

At 1422 hrs 20/07/2024 there was an unplanned outage of Armidale Coffs Harbour 96C 132kV LINE.

The following constraint set(s) invoked at 1430 hrs 20/07/2024
N-ARCH_96C

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Mitchell Singleton 95X 132kV LINE- NSW region - 20/07/2024

At 1117 hrs 20/07/2024 there was an unplanned outage of Mitchell Singleton 95X 132kV LINE.

The following constraint set(s) invoked at 1250 hrs 20/07/2024
N-NIL_RBKU_CLOSED
N-LDTM_82_CL

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1,VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region).

Refer AEMO Electricity Market Notice 117372

AEMO has been notified that the controls to vary Directlink output are now available.

Constraint set I-CTRL_ISSUE_TE revoked at 1835 hrs.

Manager NEM Real Time Operations