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CHG0088121 | Completed | Production | Production MSATS Lifecycle Maintenance
Change Number: CHG0088121
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: Production MSATS Lifecycle Maintenance
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Inter-regional transfer limit variation - Tailem Bend 275 kV Capacitor - SA region - 19/04/2024
Inter-regional transfer limit variation - Tailem Bend 275 kV Capacitor - SA region - 19/04/2024
At 2341 hrs 19/04/2024 there was an unplanned outage of the Tailem Bend 275 kV Capacitor.
The following constraint set(s) invoked at 0005 hrs 20/04/2024
S-TBCP1
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Murraylink interconnector - VIC and SA regions - 19/04/2024
Inter-regional transfer limit variation - Murraylink interconnector - VIC and SA regions - 19/04/2024
A planned outage of Murraylink interconnector was scheduled from 0800 hrs 24/03/2024 to 1700 hrs 27/04/2024.
The outage has been completed and Murraylink interconnector returned to service at 1710 hrs 19/04/2024
Constraint set(s) revoked: I-MURRAYLINK
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1
VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
CHG0088386 | Production | QLD Internet Router Refresh
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Internet Access
Change Title: QLD Internet Router Refresh
Change Start Date & Time: 04/05/2024 09:00:01 AEST
Change End Date & Time: 04/05/2024 14:00:01 AEST
Outage Start Date & Time: 04/05/2024 09:30:32 AEST
Outage End Date & Time: 04/05/2024 12:30:32 AEST
Environment: Production
Participant Impact and Requirements: The following impacts are expected to participant connectivity during this planned outage:
IPWAN Participants - Nil
Lan-2-Lan VPN Participants (IPSEC) - Up to 2 hour outage for participants who have established their VPN connection/s via the AEMO QLD datacenter termination point (202.44.76.10) only - All L2L connections should be established to both QLD / NSW.
Note: Participants are encouraged to ensure their VPN connections are already established or are configured (as per AEMO best practice) to automatically failover to the alternate AEMO NSW datacenter termination point (202.44.78.10) prior to this scheduled outage.
B2B VPN - Up to 2 hour outage to TNSPs with B2B VPN to AEMO QLD Datacentre if VPN connection is only terminating in QLD only
SSL VPN Participants: None expected as DNS entry will be updated to remove QLD IP.
GASHUB: No impact is expected as GASHUB is currently operating out of NOR Datacenter.
Other Impacts will have been communicated in advance.
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 .
CHG0088831 | Production | Identity Service Config Update in Production.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Identity Service (IDS)
Change Title: Identity Service Config Update in Production.
Change Start Date & Time: 22/04/2024 12:00:53 AEST
Change End Date & Time: 22/04/2024 14:30:01 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Brief loss of redundancy might be noticed for users using Markets portal , between 12:30 PM and 13:00 PM.
Identity Service is used by the following systems:
*MSATS
*APIs (EMMS, GBB, MSATS)
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 .
CHG0088421 | Production | A production site transfer of the Electricity and Gas B2B Hub will be carried out to facilitate maintenance activities.
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Gas Hub
Change Title: A production site transfer of the Electricity and Gas B2B Hub will be carried out to facilitate maintenance activities.
Change Start Date & Time: 05/05/2024 09:00:00 AEST
Change End Date & Time: 05/05/2024 17:00:00 AEST
Outage Start Date & Time: 05/05/2024 10:00:00 AEST
Outage End Date & Time: 05/05/2024 14:00:00 AEST
Environment: Production
Participant Impact and Requirements: The following impacts are expected during this maintenance:
- All access to the Electricity B2B Hub will be unavailable.
- All access to the Gas B2B Hub and all ebXML gateways (AEMOMIBB, AGNLGWY, LVI & VENCORP) will be unavailable. CATS and MDMT transactions for VIC/QLD will be delayed during the maintenance window.
- Users are not required to take any action due to this change, however will need to enact manual workarounds for the outage 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.
Inter-regional transfer limit variation - Tamworth No1 SVC Protection system- NSW region - 18/04/2024
Inter-regional transfer limit variation - Tamworth No1 SVC Protection system - NSW region - 18/04/2024
At 1900 hrs 18/04/2024 there was a short notice outage of Tamworth No1 SVC protection system.
The following constraint set(s) invoked at 1900 hrs 18/04/2024
N-TW_SVC
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
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: 18/04/2024 18:34
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 116191
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
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: 18/04/2024 14:32 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