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CHG0086275 | Completed | Production | eMDM Production Maintenance AKS v1.27 upgrade
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MDM - Meter Data Management
Change Title: eMDM Production Maintenance AKS v1.27 upgrade
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Inter-regional transfer limit variation - Red Cliffs - Buronga 0X1 220 kV Line - Vic region - 16/03/2024
Inter-regional transfer limit variation - Red Cliffs - Buronga 0X1 220 kV Line - Vic region - 16/03/2024
A planned outage of Red Cliffs - Buronga 0X1 220 kV Line in the Vic region was scheduled from 0500 hrs 16/03/2024 to 1900 hrs 16/03/2024.
The outage has been completed and returned to service at 1655 hrs 16/03/2024.
Constraint set(s) revoked:
I-BURC
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW1-QLD1
V-S-MNSP1
V-SA
VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Murraylink
Inter-Regional Transfer limit variation - Murraylink
There has been an unplanned outage of the Murraylink interconnector.
The following constraint set was invoked at 1445 hrs 15/03/2024
I-ML_ZERO
The constraint set contains the following interconnector on the left hand side.
V-S-MNSP1
Refer to AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
CHG0086078 | Production | EMMS Production Bay transfer
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System
Change Title: EMMS Production Bay transfer
Change Start Date & Time: 18/03/2024 08:00:00 AEST
Change End Date & Time: 20/03/2024 17:30:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: EMMS Bay transfer is scheduled for 19th March is not expected to have any impact. If any issues are identified because of this maintenance activity, please contact the AEMO Support Hub 1300 236 600.
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
Inter-regional transfer limit variation - constraint automation to manage Power System Security in SA region - 15/03/2024
Inter-regional transfer limit variation - constraint automation to manage Power System Security in SA region - 15/03/2024
At 0600 hrs 15/03/2024 there was a short notice outage of Robertstown - Tungkillo No. 2 275 kV Line.
At 0615 hrs 15/03/2024 there was a short notice outage of Tungkillo - Para No. 1 275 kV Line.
In order to maintain the power system in a secure operating state in the SA region, AEMO has invoked the following automated constraint sets.
CA_SYDS_5505DC4C from 06:00 hrs until further notice
These constraint sets contains equations with the following interconnector on the LHS;
V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - constraint automation to manage Power System Security in SA region - 15/03/2024
Inter-regional transfer limit variation - constraint automation to manage Power System Security in SA region - 15/03/2024
In order to maintain the power system in a secure operating state in the SA region, AEMO has invoked the following automated constraint sets.
CA_SYDS_5505D0BC from 04:40 hrs to 05:10 hrs
CA_SYDS_5505D516 from 04:55 hrs to 05:10 hrs
These constraint sets contains equations with the following interconnector on the LHS;
V-S-MNSP1,V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Robertstown - Tungkillo No. 1 275 kV Line - SA region - 14/03/2024
Inter-regional transfer limit variation - Robertstown - Tungkillo No. 1 275 kV Line - SA region - 14/03/2024
At 2307 hrs 14/03/2024 there was an unplanned outage of Robertstown - Tungkillo No. 1 275 kV Line.
The following constraint set(s) invoked at 2315 hrs 14/03/2024
S-RBTU
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Non-credible contingency event - SA region - 14/03/2024
Non-credible contingency event - SA region - 14/03/2024
At 2307 hrs the Tungkillo - Robertstown No. 1 275 kV Line and the Tungkillo East 275 kV Bus tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
CHG0086023 | Completed | Production | Planned System Maintenance - STTM Production Systems
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Short Term Trading Market
Change Title: Planned System Maintenance - STTM Production Systems
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.