Market Notices

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 92840.

Transgrid has advised AEMO of an update to the transient voltage stability limit in south-west NSW for loss of Darlington Point to Wagga (63) 330 kV line. The limit will include terms for the Darlington Point and Riverina BESS.

The following constraint equation will be updated with the above changes at 1100 hrs Friday 20th September 2024.
N::N_NIL_63

For full details on the formulation, the new constraint equation has now been loaded into AEMO's pre-production systems.

For further details on these constraint equation please contact ben.blake@aemo.com.au

Ben Blake
AEMO Operations

Change Number: CHG0098133
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Market Settlement & Transfer System
Change Title: NEM Reform - RMI (Retail Market Improvements) MSATS 54.0
Change Start Date & Time: 29/09/2024 10:00:00 AEST
Change End Date & Time: 29/09/2024 17:00:00 AEST
Outage Start Date & Time: 29/09/2024 10:00:00 AEST
Outage End Date & Time: 29/09/2024 14:00:00 AEST
Environment: Production
Participant Impact and Requirements: Users will not be able to access MSATS during the outage period.

Meter data processing and RM reports will not be available during the outage period.

User Rights Management (URM) will continue to operate, however the administration screens will not be accessible.

MSATS B2B/B2M Transactions and B2B MSATS Screens will be unavailable during this outage

NMI Discovery will not be available during the outage period.

CDR and CDP will not be available during 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 .

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - South East to Tailem Bend No 1 275 KV Line - SA region - 17/09/2024

At 1034 hrs 17/09/2024 there was a short notice outage of South East to Tailem Bend No 1 275 KV Line.

The following constraint set(s) invoked at 1035 hrs 20/09/2024
S-TBSE,
S-BC_CP

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA,NSW1-QLD1,T-V-MNSP1,V-S-MNSP1,VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Braemar No2 330 kV / 275 kV Transformer. - QLD region - 14/09/2024

At 1320 hrs 14/09/2024 there was a short notice outage of Braemar No2 330 kV / 275 kV Transformer.

The following constraint set(s) invoked at 1320 hrs 14/09/2024
Q-BRTX2

This constraint set(s) contains equations with the following interconnectors on the LHS.
NSW1-QLD1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

Change Number: CHG0098210
Notification issued to: Market Notice
Notification Type: Cancelled
Change Type: Normal
Service/ Component: Cohesity
Change Title: AEMO will be undertaking maintenance activities on the NEMSETTLEMENTSR system.
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Armidale - Sapphire 8E 330 KV Line - NSW region - 13/09/2024

A planned outage of Armidale - Sapphire 8E 330 KV Line in the NSW region was scheduled from 1630 hrs 11/09/2024 to 1330 hrs 14/09/2024.

The outage has been completed and Armidale - Sapphire 8E 330 KV Line returned to service at 1600 hrs 13/09/2024

Constraint set(s) revoked: N-ARSR_8E, N-TW_SVC

Manager NEM Real Time Operations

Change Number: CHG0091340
Notification issued to: Market Notice
Notification Type: Cancelled
Change Type: Normal
Service/ Component: Market Network
Change Title: QLD Marketnet Router Replacement
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Armidale - Sapphire 8E 330 KV Line - NSW region - 13/09/2024


A planned outage of Armidale - Sapphire 8E 330 KV Line in the NSW region was scheduled from 1630 hrs 11/09/2024 to 1330 hrs 13/09/2024.

The outage has been rescheduled for 1630 hrs 11/09/2024 to 1330 hrs 14/09/2024.


Constraint sets invoked: N-ARSR_8E, N-TW_SVC, N-DM_SVC


This constraint set(s) contains equations with the following interconnectors on the LHS.
NSW1-QLD1,T-V-MNSP1,N-Q-MNSP1,V-S-MNSP1,V-SA

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Murraylink - SA region - 12/09/2024

A planned outage of Murraylink in the SA region was scheduled from 1030 hrs 12/09/2024 to 1630 hrs 12/09/2024.

The outage has been completed and Murraylink returned to service at 1235 hrs 12/09/2024

Constraint set(s) revoked: I-MURRAYLINK

Manager NEM Real Time Operations