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CHG0088931 | Production | Planned System Maintenance activity.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMS NEM - Network Outage Scheduler (NOS)
Change Title: Planned System Maintenance activity.
Change Start Date & Time: 29/04/2024 11:00:00 AEST
Change End Date & Time: 29/04/2024 12:00:00 AEST
Outage Start Date & Time: 29/04/2024 11:00:00 AEST
Outage End Date & Time: 29/04/2024 12:00:00 AEST
Environment: Production
Participant Impact and Requirements: Network Outage Schedular (NOS) will be out of service during the maintenance activity. Please log off from NOS website during the outage. Users will have to log back in once the outage is completed. Please contact your NOS admin or AEMO support hub if your NOS account has been locked out after this change.
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.
Inter-regional transfer limit variation - Para No 1 SVC - SA region - 23/04/2024
Inter-regional transfer limit variation - Para No 1 SVC - SA region - 23/04/2024
At 0837 hrs 23/04/2024 there was an unplanned outage of Para No 1 SVC.
Constraint set(s) invoked: S-PA_VC1
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA,V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
CHG0088831 | Completed | Production | Identity Service Config Update in Production.
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Identity Service (IDS)
Change Title: Identity Service Config Update in Production.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Inter-regional transfer limit variation -Liddell - Tomago 82 330kV Line - NSW region - 22/04/2024
Inter-regional transfer limit variation - Liddell - Tomago 82 330kV Line - NSW region - 22/04/2024
A planned outage of Liddell - Tomago 82 330kV Line in the NSW region was scheduled from 0600 hrs 03/04/2024 to 1700 hrs 22/04/2024.
The outage has been completed and Liddell - Tomago 82 330kV Line returned to service at 1450 hrs 22/04/2024
Constraint set(s) revoked: N-LDTM_82_OPEN
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Farrell - Sheffield Nos 1 and 2 220kV Lines - TAS region - 22/04/2024
Inter-regional transfer limit variation - Farrell - Sheffield Nos 1 and 2 220kV Lines - TAS region - 22/04/2024
At 1315 hrs 22/04/2024 there was an unplanned outage of Farrell - Sheffield Nos 1 and 2 220kV Lines.
The following constraint set(s) invoked at 1315 hrs 22/04/2024
T-X_FASH_C
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
CHG0088138 | Completed | Production | Brisbane MarketNet Firewall Refresh
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Firewall
Change Title: Brisbane MarketNet Firewall Refresh
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
CHG0088121 | Completed | Production | Production MSATS Lifecycle Maintenance
Change Number: CHG0088121
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: Production MSATS Lifecycle Maintenance
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
[EventId:202404201300_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 20 April 2024 13:00
Issued by Australian Energy Market Operator Ltd at 1300 hrs on 20 April 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 20 April 2024.
Refer to market notice: 116210
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1300 hrs on 20 April 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202404201205_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 20 April 2024 12:05
Issued by Australian Energy Market Operator Ltd at 1205 hrs on 20 April 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 20 April 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1205 hrs on 20 April 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.