Market Notices

118110MARKET SYSTEMS03/09/2024 04:45:37 PM

CHG0097011 | Production | AEMO will be undertaking maintenance activities on the EMMS - MATRIXIDR,Stpasa system

Change Number: CHG0097011

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Cohesity

Change Title: AEMO will be undertaking maintenance activities on the EMMS - MATRIXIDR,Stpasa system

Change Start Date & Time: 05/09/2024 20:00:00 AEST
Change End Date & Time: 06/09/2024 02:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:

Environment: Production

Participant Impact and Requirements: AEMO will be undertaking maintenance activities on the EMMS - MATRIXIDR,Stpasa system. Whilst no outage is expected there is potential for transient performance degradation during the 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 .
     
118109MARKET SYSTEMS03/09/2024 04:42:16 PM

CHG0097010 | Production | AEMO will be undertaking maintenance activities on the RCM system

Change Number: CHG0097010

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Cohesity

Change Title: AEMO will be undertaking maintenance activities on the RCM system

Change Start Date & Time: 05/09/2024 20:00:00 AEST
Change End Date & Time: 06/09/2024 02:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:

Environment: Production

Participant Impact and Requirements: AEMO will be undertaking maintenance activities on the PrudentialService, RCM, Forecast system. Whilst no outage is expected there is potential for transient performance degradation during the 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 .

     
118108MARKET SYSTEMS03/09/2024 04:38:40 PM

CHG0096973 | Production | AEMO will be undertaking maintenance activities on the RCM system

Change Number: CHG0096973

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Cohesity

Change Title: AEMO will be undertaking maintenance activities on the RCM system

Change Start Date & Time: 04/09/2024 20:00:00 AEST
Change End Date & Time: 04/09/2024 23:59:00 AEST
Outage Start Date & Time:
Outage End Date & Time:

Environment: Production

Participant Impact and Requirements: AEMO will be undertaking maintenance activities on the RCM system. Whilst no outage is expected there is potential for transient performance degradation during the 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 .
     
118086RECLASSIFY CONTINGENCY02/09/2024 08:39:07 PM

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 20:39

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 118082

Auto-generated on behalf of Manager NEM Real Time Operations
     
118085RECLASSIFY CONTINGENCY02/09/2024 08:39:06 PM

Cancellation of a Non-Credible Contingency Event: Norwood - Scottsdale 1 110kV line and Norwood-Derby-Scottsdale 110kV 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: Norwood - Scottsdale 1 110kV and Norwood-Derby-Scottsdale 110kV

Cancellation time: 02/09/2024 20:39

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 118081

Auto-generated on behalf of Manager NEM Real Time Operations
     
118084RECLASSIFY CONTINGENCY02/09/2024 08:34:06 PM

Cancellation 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

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

Cancellation time: 02/09/2024 20:34

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


Refer AEMO Electricity Market Notice 118080

Auto-generated on behalf of Manager NEM Real Time Operations
     
118083RECLASSIFY CONTINGENCY02/09/2024 08:14:05 PM

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 20:14

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 118068

Auto-generated on behalf of Manager NEM Real Time Operations
     
118082RECLASSIFY CONTINGENCY02/09/2024 07:36:31 PM

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

Duration: 02/09/2024 19:36 until further notice

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


Auto-generated on behalf of Manager NEM Real Time Operations
     
118081RECLASSIFY CONTINGENCY02/09/2024 07:36:30 PM

Reclassification of a Non-Credible Contingency Event: Norwood - Scottsdale 1 110kV line and Norwood-Derby-Scottsdale 110kV 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: Norwood - Scottsdale 1 110kV and Norwood-Derby-Scottsdale 110kV

Duration: 02/09/2024 19:36 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
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