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Update - Non-credible contingency event - TAS region - 12/04/2024
Update - Non-credible contingency event - TAS region - 12/04/2024
Refer AEMO Electricity Market Notice 116095
At 1304 hrs the Sheffield - Farrell No.2 220 kV line was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
CHG0087945 | Completed | Production | Planned System Maintenance activity
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: EMS NEM - Network Outage Scheduler (NOS)
Change Title: Planned System Maintenance activity.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Non-credible contingency event - TAS region - 12/04/2024
Non-credible contingency event - TAS region - 12/04/2024
At 1048 hrs the Sheffield - Farrell No.2 220 kV line tripped during restoration due to fault on the line.
AEMO did not instruct load shedding.
AEMO has been advised of disconnection of major industrial load approximately 550 MW.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
CHG0087908 | Completed | Pre-Production | Pre-Prod MSATS Lifecycle Maintenance
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MSATS - Consumer Administration and Transfer Solution(CATS)_PreProd
Change Title: Pre-Prod MSATS Lifecycle Maintenance
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Update - Non-credible contingency event - QLD region - 10/04/2024
Update - Non-credible contingency event - QLD region - 10/04/2024
Refer AEMO Electricity Market Notice 116072
At 1540 hrs the Ingham South to Cardwell 132 kV line was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
CHG0085919 | Production | Removal of support of TLS Version 1.1 and lower
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Business to Business data exchange
Change Title: Removal of support of TLS Version 1.1 and lower
Change Start Date & Time: 14/04/2024 09:00:00 AEST
Change End Date & Time: 14/04/2024 13:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Participants using TLS version 1.1 and lower, need to update their servers to use TLSv1.2 as a minimum. Failing to do so would impact the connectivity with AEMO. An outage is not expected but, there may be some minor interruptions during the change period.
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 .
Non-credible contingency event - QLD region - 10/04/2024
Non-credible contingency event - QLD region - 10/04/2024
At 0730 hrs the Ingham South to Cardwell 132 kV line tripped at the Ingham South end only.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
CHG0087945 | Production | Planned System Maintenance activity
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMS NEM - Network Outage Scheduler (NOS)
Change Title: Planned System Maintenance activity.
Change Start Date & Time: 10/04/2024 11:00:00 AEST
Change End Date & Time: 10/04/2024 12:00:00 AEST
Outage Start Date & Time: 10/04/2024 11:00:00 AEST
Outage End Date & Time: 10/04/2024 12:00:00 AEST
Environment: Production
Participant Impact and Requirements: Network Outage Schedular (NOS) will be out of service during the maintenance activity. Please log off from NOS website during the outage. Users will have to log back in once the outage is completed. Please contact your NOS admin or AEMO support hub if your NOS account has been locked out after this 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.
CHG0087653 | Completed | Production | Prod eMDM Maintenance
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MDM - Meter Data Management
Change Title: Prod eMDM Maintenance
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.