Market Notices

118415MARKET SYSTEMS24/09/2024 10:22:22 AM

CHG0098678:Telstra Melbourne Indial (03 9609 XXXX-XXXX)

Change Number: CHG0098678
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Cisco IP Phone
Change Title: Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)
Change Start Date & Time: 08/10/2024 00:00:00 AEST
Change End Date & Time: 08/10/2024 06:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements: Outage Duration:
3 x 15 Minutes during the window

Impacts:
Reduced redundancy for Inbound and Outbound Calls (automatically rerouted via Perth).
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 .
     
118406MARKET SYSTEMS23/09/2024 03:44:02 PM

CHG0098666 | Production | Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)

Change Number: CHG0098666

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Cisco IP Phone

Change Title: Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)

Change Start Date & Time: 08/09/2024 00:00:00 AEST

Change End Date & Time: 08/09/2024 06:00:00 AEST

Outage Start Date & Time:

Outage End Date & Time:

Environment: Production

Participant Impact and Requirements: Outage Duration:
3 x 15 Minutes

Impacts:

Reduced redundancy for Inbound and Outbound Calls (automatically rerouted via Perth).

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?d=pp_services_status for any planned/unplanned maintenance activities .




     
118405MARKET SYSTEMS23/09/2024 03:36:16 PM

CHG0098660 | Production | Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)

Change Number: CHG0098660

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Cisco IP Phone

Change Title: Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)

Change Start Date & Time: 24/09/2024 00:00:00 AEST

Change End Date & Time: 24/09/2024 06:00:00 AEST

Outage Start Date & Time:

Outage End Date & Time:

Environment: Production

Participant Impact and Requirements: Outage Duration:
1 x 3 Hours

Impacts:
Reduced redundancy for Inbound and Outbound Calls (automatically rerouted via Perth).

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?d=pp_services_status for any planned/unplanned maintenance activities .

     
118342GENERAL NOTICE20/09/2024 04:43:35 PM

Update - Lightning vulnerable lines in TAS region

AEMO ELECTRICITY MARKET NOTICE.

Update - Lightning vulnerable lines in TAS region

Refer to AEMO Electricity Market Notice 118320 ,118321, 118322

At 1340 hrs 19/09/2024 the Gordon - Chapel St No 1 220 kV line and the Gordon - Chapel St No 2 220 kV line tripped.
The cause of the trip was identified as due to Lightning.

In accordance with SO_OP_3715, AEMO now considers the Gordon - Chapel St No 1 220 kV line and the Gordon - Chapel St No 2 220 kV line to be vulnerable with a category of Vulnerability due to Lightning.

Manager NEM Real Time Operations
     
118331MARKET SYSTEMS20/09/2024 10:19:05 AM

CHG0098562 | Pre-Production | Pre-Production Electricity Market Management System (EMMS) Maintenance - Outages

Change Number: CHG0098562

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Electricity Market Management System_PreProd

Change Title: Pre-Production Electricity Market Management System (EMMS) Maintenance - Outages

Change Start Date & Time: 23/09/2024 14:00:00 AEST
Change End Date & Time: 26/09/2024 17:00:00 AEST
Outage Start Date & Time: 24/09/2024 10:00:00 AEST
Outage End Date & Time: 26/09/2024 17:00:00 AEST

Environment: Pre-Production

Participant Impact and Requirements: This Maintenance activity may cause intermittent outages to below applications during the outage period .

Impacted Systems:
1.EMMS systems (Dispatch/ PASA/ Forecasting/ Settlements)
2.Identity Service will be running only for authentication purposes.
3.Web Portal including menu items (Markets, Internal & Public portal)
4.GSH
5.GBB
6.Any GAS systems that have a NEMA / WARA database connection.
7.MSATS
8.CDR
9.DERR

If any ongoing issues are identified, please contact the AEMO Support Hub 1300 236 600.

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 .
     
118323CONSTRAINTS19/09/2024 04:20:22 PM

Update to system normal constraint equation in NSW for transient voltage stability in south-west NSW

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
     
118319GENERAL NOTICE19/09/2024 01:45:31 PM

Planned outage of Tailem Bend - South East 275 kV transmission line in the South Australia region beginning on 20/09/2024

AEMO ELECTRICITY MARKET NOTICE

The Tailem Bend - South East No 1 275 kV line in the South Australian (SA) region is planned to be out of service from 2100 hrs on 20/09/2024 to 0530 hrs on 21/09/2024.

A credible contingency event during this planned outage could cause synchronous separation of the SA region from the rest of the NEM.

During this planned outage:
- Power transfer will be restricted across the VIC - SA interconnector (Heywood interconnector); and
- Post contingent FCAS will be sourced within SA following Separation event.

Refer AEMO Network Outage Schedule (NOS) for further details.

AEMO Operations
     
118313MARKET SYSTEMS18/09/2024 12:09:04 PM

CHG0098133 | Production | NEM Reform - RMI (Retail Market Improvements) MSATS 54.0

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 .
     
118270MARKET SYSTEMS13/09/2024 04:37:32 PM

CHG0098210 | Cancelled | Production | AEMO will be undertaking maintenance activities on the NEMSETTLEMENTSR system

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
     
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