Market Notices

Change Number: CHG0089859
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Gas FRC - CATS
Change Title: Maintenance activities to be performed on the Gas Short Term Trading Market Systems Pre-Production.
Change Start Date & Time: 23/05/2024 09:00:00 AEST
Change End Date & Time: 23/05/2024 18:00:00 AEST
Outage Start Date & Time: 23/05/2024 09:00:00 AEST
Outage End Date & Time: 23/05/2024 17:00:00 AEST
Environment: Pre-Production
Participant Impact and Requirements: The following impacts are expected during this maintenance:
- All access to the VIC & QLD RETAIL GFRC Pre-Production Systems will be unavailable.
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

Issued by Australian Energy Market Operator Ltd at 1830 hrs on 20 May 2024

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 20 May 2024.

Refer to market notice: 116731

AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.

The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1830 hrs on 20 May 2024.

This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1730 hrs on 20 May 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 20 May 2024.

Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.

The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1730 hrs on 20 May 2024.

This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1

The RHS of the constraint equation may be adjusted to manage residues.


This is an AEMO autogenerated Market Notice.

Change Number: CHG0089836
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Gas Hub
Change Title: Renewal and update of AEMO's FBS-Test-Hub.aemo.com.au server certificate.

Change Start Date & Time: 11/06/2024 10:00:00 AEST
Change End Date & Time: 11/06/2024 17:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Pre-Production
Participant Impact and Requirements: AEMO's FRC Gas Hub web services need to have their server certificates updated every year with new certificates to replace the xpiring one.

Participants connecting to these endpoints or receiving requests from AEMO's FRC Gas Hub platforms and have authorisation mechanisms like certificate fingerprinting in place will notice a change in AEMO's server's certificate fingerprint and will need to update their systems accordingly.

The certificate relates to "FBS-Test-Hub.aemo.com.au" certificate and relates to the following domains.
FBS-Test-Hub.aemo.com.au
apis.preprod.aemo.com.au
preprodhub.aemo.com.au
preprod.frchub.net
apis.preprod.marketnet.net.au
preprodhub.marketnet.net.au

Participants WILL need to update the profile that communicates with the above domains.

This will need to be done to avoid the inability to send messages to the relay.

The certificates can be downloaded from the link below:
https://www.digicert.com/secure/download-certificate/m7lnm6qjq6lgqn5kn228qt11d6x9qxv
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: CHG0089648
Notification issued to: Market Notice
Notification Type: Initial

Change Type: Normal
Service/ Component: Gas Supply Hub
Change Title: NOR Pre-Prod GSH will have scheduled maintenance works outage from 9.00am Thursday 16 May until 12pm (EST)

Change Start Date & Time: 16/05/2024 09:00:00 AEST
Change End Date & Time: 16/05/2024 12:00:00 AEST
Outage Start Date & Time: 16/05/2024 09:00:00 AEST
Outage End Date & Time: 16/05/2024 12:00:00 AEST

Environment: Pre-Production

Participant Impact and Requirements: Services may be unavailable while maintenance is in progress
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: CHG0089703
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: 22/05/2024 11:00:00 AEST
Change End Date & Time: 22/05/2024 11:30:00 AEST
Outage Start Date & Time: 22/05/2024 11:00:00 AEST
Outage End Date & Time: 22/05/2024 11:30:00 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 .

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1745 hrs on 16 May 2024

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 16 May 2024.

Refer to market notice: 116637

AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.

The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1745 hrs on 16 May 2024.

This is an AEMO autogenerated Market Notice.

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1730 hrs on 16 May 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 16 May 2024.

Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.

The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1730 hrs on 16 May 2024.

This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1

The RHS of the constraint equation may be adjusted to manage residues.


This is an AEMO autogenerated Market Notice.

Change Number: CHG0089066
Notification issued to: Market Notice
Notification Type: Initial

Change Type: Normal
Service/ Component: EMMS - Dispatch
Change Title: Dispatch Applications Upgrade
Change Start Date & Time: 22/05/2024 08:00:00 AEST
Change End Date & Time: 24/05/2024 17:30:00 AEST
Outage Start Date & Time:
Outage End Date & Time:

Environment: Production

Participant Impact and Requirements:
Under this change , AEMO will upgrade the NEMDE solver used in Production for Dispatch, 5-Minute Predispatch, Predispatch and PD7 to a new version. AEMO will also upgrade other relevant applications for Dispatch ,5-Minute Predispatch ,Predispatch, PD7 and PASA as part of the Integrating Energy Storage Systems project (IESS). This change will become effective upon rule commencement on 3 June, 2024.

No outage required.

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.