Market Notices

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

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Armidale - Sapphire 8E 330 KV Line - NSW region - 12/09/2024


A planned outage of Armidale - Sapphire 8E 330 KV Line in the NSW region was scheduled from 1630 hrs 11/09/2024 to 0900 hrs 16/09/2024.

The outage has been rescheduled for 1630 hrs 11/09/2024 to 1330 hrs 13/09/2024.


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 - Armidale- Sapphire 8E 330kV line - NSW region - 11/09/2024

At 1610 hrs 11/09/2024 there was a short notice outage of Armidale- Sapphire 8E 330kV line.

The following constraint set(s) invoked at 1610 hrs 11/09/2024
N-ARSR_8E

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

Network Augmentation Commissioned - NSW Region - 10/09/2024

At 1750 hrs, the following equipment at Buronga 330 kV substation has been commissioned:

1) Buronga 330 kV A bus.
2) Buronga 330 kV B bus.
3) Buronga No 1 330 kV capacitor.
4) Buronga No 2 330 kV capacitor.
5) Buronga No 7 330/220 kV transformer.

Manager NEM Real Time Operations

Change Number: CHG0098210
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: Cohesity
Change Title: AEMO will be undertaking maintenance activities on the NEMSETTLEMENTSR system.

Change Start Date & Time: 12/09/2024 13:00:14 AEST
Change End Date & Time: 13/09/2024 00:00:14 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production

Participant Impact and Requirements: AEMO will be undertaking maintenance activities on the NEMSETTLEMENTSR 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 .

Change Number: CHG0098189

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: Pre-Prod MSATS Maintenance

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

Change Number: CHG0098195
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: 11/09/2024 20:00:00 AEST
Change End Date & Time: 12/09/2024 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 .

Change Number: CHG0098193
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: 11/09/2024 20:00:00 AEST
Change End Date & Time: 12/09/2024 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 NEMSETTLEMENTSR 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 .

AEMO ELECTRICITY MARKET NOTICE.

Update - Non-credible contingency event - VIC region - 06/09/2024

Refer AEMO Electricity Market Notice 118166

At 2005 hrs the Loy Yang PS No. 4 500 kV bus 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