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[EventId:202506242000_NRM_VIC1_SA1_stopped] NEGRES CONSTRAINT NRM_VIC1_SA1 ceased operating from 24 June 2025 20:00
Issued by Australian Energy Market Operator Ltd at 2000 hrs on 24 June 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 24 June 2025.
Refer to market notice: 127821
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to SA directional interconnector.
The negative residue constraint NRM_VIC1_SA1 ceased operating at 2000 hrs on 24 June 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202506242000_NRM_VIC1_NSW1_stopped] NEGRES CONSTRAINT NRM_VIC1_NSW1 ceased operating from 24 June 2025 20:00
Issued by Australian Energy Market Operator Ltd at 2000 hrs on 24 June 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 24 June 2025.
Refer to market notice: 127820
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to NSW directional interconnector.
The negative residue constraint NRM_VIC1_NSW1 ceased operating at 2000 hrs on 24 June 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202506241910_NRM_VIC1_SA1_started] NEGRES CONSTRAINT NRM_VIC1_SA1 started operating from 24 June 2025 19:10
Issued by Australian Energy Market Operator Ltd at 1910 hrs on 24 June 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to SA - 24 June 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to SA directional interconnector.
The negative residue constraint set NRM_VIC1_SA1 commenced operating from 1910 hrs on 24 June 2025.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
[EventId:202506241905_NRM_VIC1_NSW1_started] NEGRES CONSTRAINT NRM_VIC1_NSW1 started operating from 24 June 2025 19:05
Issued by Australian Energy Market Operator Ltd at 1905 hrs on 24 June 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 24 June 2025.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to NSW directional interconnector.
The negative residue constraint set NRM_VIC1_NSW1 commenced operating from 1905 hrs on 24 June 2025.
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.
Completed - CHG0103783 - Planned maintenance affecting the AEMO Market Network.
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MarketNet
Change Title: Planned maintenance affecting the AEMO Market Network.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Initial - CHG0103783 - Planned maintenance affecting the AEMO Market Network.
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: 23/06/2025 07:00:15
Change End Date & Time: 23/06/2025 18:00:00
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Planned maintenance will be conducted on the 23rd of June 2025, between 07:00AM and 05:00PM AEST on the core network infrastructure within the AEMO Market Network in Sydney.
During the change, there will be two instances of 1-3 second service disruption to MarketNet Services accessed via Sydney as traffic moves from the active to the standby load balancing unit. All Services should return to normal after this time. Traffic via Brisbane will not be affected during this time. AEMO recommends that all market participants with site to site VPN connections currently connected via Sydney, to switch these connections to the Brisbane site as a precaution.
Participants connecting via IPWAN and/or SSL VPN will be automatically connected to the Brisbane 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.
Completed - CHG0103386 - Renewal and update of AEMO's FBS-Prod-Hub.aemo.com.au server certificate.
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MarketNet
Change Title: Renewal and update of AEMO's FBS-Prod-Hub.aemo.com.au server certificate.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Completed - CHG0103468 - Identity Service Site Transfer
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Identity Service (IDS)
Change Title: Identity Service Site Transfer
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Completed - CHG0103463 - EMMS Production Systems will be transferred to the alternative datacentre for maintenance activities .
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Electricity Market Management System
Change Title: EMMS Production Systems will be transferred to the alternative datacentre for maintenance activities .
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.