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[EventId:202407201330_NRM_VIC1_NSW1_started] NEGRES CONSTRAINT NRM_VIC1_NSW1 started operating from 20 July 2024 13:30
Issued by Australian Energy Market Operator Ltd at 1330 hrs on 20 July 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 20 July 2024.
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 1330 hrs on 20 July 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.
Inter-regional transfer limit variation - Mitchell Singleton 95X 132kV LINE- NSW region - 20/07/2024
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
Cancellation Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region).
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
Inter-regional transfer limit variation - Heywood interconnector - SA and Vic regions - 19/07/2024
Inter-regional transfer limit variation - Heywood interconnector - SA and Vic regions- 19/07/2024
Refer to reclassification Market notice 117373
The following constraint set(s) invoked at 1740 hrs 19/07/2024
I-SV_250 , I-VS_250
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region)
Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region)
AEMO has been notified that the controls to vary Directlink output are unavailable until further notice.
Constraint set I-CTRL_ISSUE_TE invoked from 1640 hrs.
The constraint set contains equations with the following interconnector on the LHS:
N-Q-MNSP1
Manager NEM Real Time Operations
Cancellation Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region).
Cancellation Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region).
Refer AEMO Electricity Market Notice 117368
AEMO has been notified that the controls to vary Directlink output are now available.
Constraint set I-CTRL_ISSUE_TE revoked at 1620 hrs.
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region)
Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region)
AEMO has been notified that the controls to vary Directlink output are unavailable until further notice.
Constraint set I-CTRL_ISSUE_TE invoked from 1530 hrs.
The constraint set contains equations with the following interconnector on the LHS:
N-Q-MNSP1
Manager NEM Real Time Operations
Inter-regional transfer limit variation -Tungkillo-Tailem_Bnd 1 275kV LINE - SA region - 16/07/2024
Inter-regional transfer limit variation - Tungkillo-Tailem_Bnd 1 275kV LINE - SA region - 16/07/2024
A planned outage of Tungkillo-Tailem_Bnd 1 275kV LINE in the SA region was scheduled from 0845 hrs 16/07/2024 to 1630 hrs 16/07/2024.
The outage has been completed and Tungkillo-Tailem_Bnd 1 275kV LINE returned to service at 1255 hrs 16/07/2024
Constraint set(s) revoked: S-TBTU
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Robertstown - Tungkillo No.1 275 kV line - SA region - 12/07/2024
Inter-regional transfer limit variation - Robertstown - Tungkillo No.1 275 kV line - SA region - 12/07/2024
A planned outage of Robertstown - Tungkillo No.1 275 kV line in the SA region was scheduled to be completed at 1730 hrs 14/07/2024.
The outage has been completed and Robertstown - Tungkillo No.1 275 kV line returned to service at 2043 hrs 12/07/2024
Constraint set(s) revoked: S-RBTU
Manager NEM Real Time Operations