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112051RECLASSIFY CONTINGENCY08/12/2023 02:15:46 AM
Reclassification of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV line in NSW1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: NSW1
Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 08/12/2023 02:15 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: NSW1
Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 08/12/2023 02:15 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
112050INTER-REGIONAL TRANSFER08/12/2023 01:18:51 AM
Cancellation Inter-Regional Transfer limit variation - Murraylink control unavailable (SA Region)
AEMO ELECTRICITY MARKET NOTICE
Cancellation Inter-Regional Transfer limit variation - Murraylink control unavailable (SA Region)
Refer AEMO Electricity Market Notice 112048
AEMO has been notified that the controls to vary Murraylink output are now available.
Constraint set I-CTRL_ISSUE_ML revoked at 0115 hrs.
Manager NEM Real Time Operations
Cancellation Inter-Regional Transfer limit variation - Murraylink control unavailable (SA Region)
Refer AEMO Electricity Market Notice 112048
AEMO has been notified that the controls to vary Murraylink output are now available.
Constraint set I-CTRL_ISSUE_ML revoked at 0115 hrs.
Manager NEM Real Time Operations
112049INTER-REGIONAL TRANSFER08/12/2023 01:17:46 AM
Cancellation Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region)
AEMO ELECTRICITY MARKET NOTICE
Cancellation Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region).
Refer AEMO Electricity Market Notice 112047
AEMO has been notified that the controls to vary Directlink output are now available.
Constraint set I-CTRL_ISSUE_TE revoked at 0115 hrs.
Manager NEM Real Time Operations
Cancellation Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region).
Refer AEMO Electricity Market Notice 112047
AEMO has been notified that the controls to vary Directlink output are now available.
Constraint set I-CTRL_ISSUE_TE revoked at 0115 hrs.
Manager NEM Real Time Operations
112048INTER-REGIONAL TRANSFER08/12/2023 12:22:34 AM
Inter-Regional Transfer limit variation - Murraylink control unavailable (SA Region)
AEMO ELECTRICITY MARKET NOTICE
Inter-Regional Transfer limit variation - Murraylink control unavailable (SA Region)
AEMO has been notified that the controls to vary Murraylink output are unavailable until further notice.
Constraint set I-CTRL_ISSUE_ML invoked from 0025 hrs.
The constraint set contains equations with the following interconnector on the LHS:
V-S-MNSP1
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Murraylink control unavailable (SA Region)
AEMO has been notified that the controls to vary Murraylink output are unavailable until further notice.
Constraint set I-CTRL_ISSUE_ML invoked from 0025 hrs.
The constraint set contains equations with the following interconnector on the LHS:
V-S-MNSP1
Manager NEM Real Time Operations
112047INTER-REGIONAL TRANSFER08/12/2023 12:23:43 AM
Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region)
AEMO ELECTRICITY MARKET NOTICE
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 0025 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 - 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 0025 hrs.
The constraint set contains equations with the following interconnector on the LHS:
N-Q-MNSP1
Manager NEM Real Time Operations
112046RECLASSIFY CONTINGENCY07/12/2023 11:49:36 PM
Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Cancellation time: 07/12/2023 23:49
Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Refer AEMO Electricity Market Notice 112045
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Cancellation time: 07/12/2023 23:49
Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Refer AEMO Electricity Market Notice 112045
Auto-generated on behalf of Manager NEM Real Time Operations
112045RECLASSIFY CONTINGENCY07/12/2023 10:44:55 PM
Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 07/12/2023 22:44 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 07/12/2023 22:44 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
112044RECLASSIFY CONTINGENCY07/12/2023 09:09:36 PM
Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Cancellation time: 07/12/2023 21:09
Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Refer AEMO Electricity Market Notice 112043
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Cancellation time: 07/12/2023 21:09
Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Refer AEMO Electricity Market Notice 112043
Auto-generated on behalf of Manager NEM Real Time Operations
112043RECLASSIFY CONTINGENCY07/12/2023 04:08:51 PM
Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 07/12/2023 16:08 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 07/12/2023 16:08 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations