Market Notices

Market Notice

Change Number: CHG0069318

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: MSATS - Business to Business data exchange

Change Title: e-Hub production cutover of existing keystore

Change Start Date & Time: 19/09/2021 10:00:00 AEST

Change End Date & Time: 19/09/2021 12:00:00 AEST

Outage Start Date & Time:

Outage End Date & Time:

Change Description:

Please note the X.509 digital public certificate securing traffic from the following endpoints is being renewed

Environment: Production

Participant Impact and Requirements:

Participants connecting to these endpoints or receiving requests from AEMO's eHub B2B or FRC Gas Hub platforms and have certificate pinning / fingerprinting in place will notice a change in the certificate fingerprint and may need to update their systems accordingly.

https://apis.prod.aemo.com.au:9319
https://apis.prod.marketnet.net.au:9319
https://hub.aemo.com.au:5319
https://hub.marketnet.net.au:5319
https://prod.frchub.net:5319

Certificates can be downloaded from https://dev.aemo.com.au/tls-certificates#certificate-downloads

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

Market Notice

Change Number: CHG0069807

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: MSATS - Consumer Administration and Transfer Solution(CATS)

Change Title: 5MS - Retail eMDM Production Defect Deployment

Change Start Date & Time: 15/09/2021 17:30:00 AEST

Change End Date & Time: 16/09/2021 16:00:00 AEST

Outage Start Date & Time: 15/09/2021 17:30:00 AEST

Outage End Date & Time: 15/09/2021 19:30:00 AEST

Change Description:

The next version of the 5MS Retail MSATS solution will be deployed to the AEMO Production environment which requires an Outage as specified in this notice.

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 Transactions and B2B MSATS Screens will be unavailable during this outage

NMI Discovery will not be available during the outage period.

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

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the TAS region for the following period:

From 0730 hrs to 0830 hrs 14/09/2021.
The forecast capacity reserve requirement is 741 MW.
The minimum capacity reserve available is 710 MW.

AEMO Operations

Market Notice

Change Number: CHG0069694

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: 15/09/2021 11:00:00 AEST

Change End Date & Time: 15/09/2021 11:40:00 AEST

Outage Start Date & Time: 15/09/2021 11:10:00 AEST

Outage End Date & Time: 15/09/2021 11:20:00 AEST

Change Description:

Planned System Maintenance activity.

Environment: Production

Participant Impact and Requirements:

Network Outage Schedular (NOS) will be out of service during the maintenance activity. Users who are already logged in to NOS during the outage will not be able to use NOS and will require log back in once the outage is completed.

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

Market Notice

Change Number: CHG0069699

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Local Area Network

Change Title: Software Upgrade of MarketNet F5 load-balancers in Norwest

Change Start Date & Time: 15/09/2021 06:00:00 AEST

Change End Date & Time: 15/09/2021 18:00:00 AEST

Outage Start Date & Time:

Outage End Date & Time:

Change Description:

Planned maintenance affecting the AEMO Market Network.

Environment: Production

Participant Impact and Requirements:

Planned maintenance will be conducted on the 8th of September 2021, between 06:00AM and 06:00PM AEST on the core network infrastructure within the AEMO Market Network in Sydney.

No outage or impact is expected, however AEMO recommends that all market participants with site to site VPN connections currently connected via Sydney, to switch these connections to the Brisbane site as a precaution.

Participants connecting via IPWAN and/or SSL VPN will be automatically connected to the Brisbane site and do not need to take any action.

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

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Possible intervention to manage power system security in SA region

Refer Market Notice 90269

AEMO no longer foresees a possible requirement for intervention to manage power system security in SA region. The advice of possible intervention is cancelled from 1430 hrs 08/09/2021

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Wednesday, 8 September 2021

AEMO declared a schedule generating unit non-conforming

Unit: DARLSF1
Duration: 08/09/2021 08:25 to 08/09/2021 09:10
Amount: 49 MW
Constraint: NC-N_DARLSF1

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Possible intervention to manage power system security in South Australia (SA) Region

The synchronous generating units currently expected to be synchronised in SA from 2100 hrs 08/09/2021 will be inadequate to maintain sufficient system strength in SA and hence a secure operating state.

AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.

Manager NEM Real Time Operation

AEMO ELECTRICITY MARKET NOTICE

Refer to AEMO Electricity Market notice 90260.

The Heywood No.1 500 kV busbar and Heywood-Tarrone 500 kV line in Victoria (VIC) Region were planned to be out of serviice on 08 September 2021. This outage has been cancelled.

All constraint sets associated with this outage have been revoked.

There is no change to the planned outage on 10 September 2021.

AEMO Operations.