Market Notices

118057RECLASSIFY CONTINGENCY02/09/2024 11:14:27 AM

Cancellation: Reclassification of non-credible contingency event due to existence of widespread abnormal condition - Vic region.

AEMO ELECTRICITY MARKET NOTICE.

AEMO considers the occurrence of a non-credible contingency event due to the widespread abnormal conditions advised in AEMO Electricity Market Notice 118048 is no longer reasonably possible and accordingly its classification has reverted to non-credible.

Cancellation time: 1115 hrs 02/09/2024.

Constraint set(s) revoked:
V-MLSY_N-2

Manager NEM Real Time Operations
     
118056RECLASSIFY CONTINGENCY02/09/2024 11:01:25 AM

Reclassification of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown line in TAS1 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: TAS1

Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown

Duration: 02/09/2024 11:01 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
118055RECLASSIFY CONTINGENCY02/09/2024 10:23:15 AM

Reclassification of a Non-Credible Contingency Event: Farrell - Reece No.1 220 kV line and Farrell - Reece No.2 220 kV line in TAS1 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: TAS1

Lines: Farrell - Reece No.1 220 kV and Farrell - Reece No.2 220 kV

Duration: 02/09/2024 10:23 until further notice

Constraint set(s) invoked:
F-T-FARE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1


Auto-generated on behalf of Manager NEM Real Time Operations
     
118054RECLASSIFY CONTINGENCY02/09/2024 10:21:02 AM

Cancellation: Reclassification of non-credible contingency event due to existence of widespread abnormal condition - SA region.

AEMO ELECTRICITY MARKET NOTICE.
AEMO considers the occurrence of a non-credible contingency event due to the widespread abnormal conditions advised in AEMO Electricity Market Notice 118040 is no longer reasonably possible and accordingly its classification has reverted to non-credible.

Cancellation time: 1030 hrs 02/09/2024.

Constraint set revoked:
I-VS_250

Manager NEM Real Time Operations
     
118053RECLASSIFY CONTINGENCY02/09/2024 10:04:07 AM

Cancellation of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown line in TAS1 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: TAS1

Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown

Cancellation time: 02/09/2024 10:04

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 118050

Auto-generated on behalf of Manager NEM Real Time Operations
     
118052MARKET SYSTEMS02/09/2024 09:43:44 AM

CHG0091339 | Completed | Production | NSW Marketnet Router Replacement

Change Number: CHG0091339

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: Market Network

Change Title: NSW Marketnet Router Replacement

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
     
118051RECLASSIFY CONTINGENCY02/09/2024 09:44:56 AM

Cancellation: Reclassification of non-credible contingency event due to existence of widespread abnormal condition - TAS region.

AEMO ELECTRICITY MARKET NOTICE.

AEMO considers the occurrence of a non-credible contingency event due to the widespread abnormal conditions advised in AEMO Electricity Market Notice 118010 is no longer reasonably possible and accordingly its classification has reverted to non-credible.
Cancellation time: 0930 hrs 02/09/2024

No constraints were invoked for the reclassification

Manager NEM Real Time Operations
     
118050RECLASSIFY CONTINGENCY02/09/2024 07:59:35 AM

Reclassification of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown line in TAS1 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: TAS1

Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown

Duration: 02/09/2024 07:59 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
118049RECLASSIFY CONTINGENCY02/09/2024 02:59:11 AM

Cancellation of a Non-Credible Contingency Event: Palmerston - Hadspen 3 & 4 110kV line and line in TAS1 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: TAS1

Lines: Palmerston - Hadspen 3 & 4 110kV and

Cancellation time: 02/09/2024 02:59

Constraint set(s) revoked:
T-HAPM_110_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Refer AEMO Electricity Market Notice 118043

Auto-generated on behalf of Manager NEM Real Time Operations
     
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