Market Notices

116911MARKET SYSTEMS07/06/2024 04:22:01 PM

CHG0089972 | Production | Planned Maintenance to Norwest Internet firewall.

Change Number: CHG0089972
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: Internet Access
Change Title: Planned Maintenance to Norwest Internet firewall.
Change Start Date & Time: 09/06/2024 08:00:40 AEST
Change End Date & Time: 09/06/2024 10:00:40 AEST
Outage Start Date & Time:
Outage End Date & Time:

Environment: Production
Participant Impact and Requirements: The following impacts are expected to participant connectivity during this planned outage:

IPWAN Participants - Nil

Lan-2-Lan VPN Participants (IPSEC) - Nil

B2B VPN - May experience a short 5-10 second drop of VPN tunnel connectivity to Norwest DC.
Note: Participants are encouraged to ensure their VPN connections are already established or are configured (as per AEMO best practice) to automatically failover to the alternate AEMO QLD datacenter termination point prior to this scheduled outage.

SSL VPN Participants: Nil

GASHUB: Nil

Other Impacts will have been communicated in advance.
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.
116907INTER-REGIONAL TRANSFER07/06/2024 07:56:38 AM

Inter-Regional Transfer limit variation - Outage Cancelled - Planned outage of Moorabool - Mortlake No.2 500 kV Line in Vic region on 7 June 2024.

AEMO ELECTRICITY MARKET NOTICE

The Moorabool - Mortlake No.2 500kV Line in Victoria (VIC) region was planned to be on an outage on 07/06/2024. This outage has been withdrawn by the TNSP.

Constraint sets associated with this outage have been revoked.
I-VS+LKB_050, I-VS_050, V-MLMO

These constraint sets contains equations with the following interconnectors on the LHS.
V-SA, VIC1-NSW1, T-V-MNSP1, V-S-MNSP1

Refer to the AEMO Network Outage Scheduler (NOS) for further information.

Manager NEM Real Time Operations
116906INTER-REGIONAL TRANSFER07/06/2024 04:39:57 AM

Inter-regional transfer limit variation - Heywood - Tarrone No.1 500kV line - VIC region - 07/06/2024

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Heywood - Tarrone No.1 500kV line - VIC region - 07/06/2024

At 0406 hrs 07/06/2024 there was an unplanned outage of Heywood - Tarrone No.1 500kV line

The following constraint set(s) invoked at 0415 hrs 07/06/2024
V-HYTR

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

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
116904INTER-REGIONAL TRANSFER06/06/2024 02:29:13 PM

Inter-Regional Transfer limit variation - Directlink - NSW Region

AEMO ELECTRICITY MARKET NOTICE

Inter-Regional Transfer limit variation - Directlink - NSW Region

There has been an unplanned outage of the No 1 Leg of Directlink, with the No.2 Leg of Directlink previously out-of-service.

The following constraint set was invoked at 1425 hrs 06/06/2024

N-X_MBTE_2

The constraint set contains the following interconnector on the left hand side.

N-Q-MNSP1

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

Manager NEM Real Time Operations
116901INTER-REGIONAL TRANSFER06/06/2024 11:22:44 AM

Inter-regional transfer limit variation - Tarrone K1 500/132 kV Transformer - VIC region - 06/06/2024

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Tarrone K1 500/132 kV Transformer - VIC region - 06/06/2024

At 1058 hrs 06/06/2024 there was an unplanned outage of Tarrone K1 500/132 kV Transformer.

The following constraint set(s) invoked at 1115 hrs 06/06/2024
V-TRTS_BUS_CB_500

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

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
116900INTER-REGIONAL TRANSFER06/06/2024 08:05:12 AM

Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region)

AEMO ELECTRICITY MARKET NOTICE

Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region)

AEMO has been notified that the controls to vary Directlink output are unavailable until further notice.

Constraint set I-CTRL_ISSUE_TE invoked from 0805 hrs.

The constraint set contains equations with the following interconnector on the LHS:

N-Q-MNSP1

Refer AEMO Network Outage Scheduler (NOS) for further details


Manager NEM Real Time Operations
116898INTER-REGIONAL TRANSFER04/06/2024 09:36:26 PM

Inter-Regional Transfer limit variation - Directlink - NSW Region

AEMO ELECTRICITY MARKET NOTICE

Inter-Regional Transfer limit variation - Directlink - NSW Region

There has been an unplanned outage of the No 1 Leg of Directlink .

The following constraint set was invoked at 2135 hrs 04/06/2024

N-MBTE_2

The constraint set contains the following interconnector on the left hand side.

N-Q-MNSP1

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

Manager NEM Real Time Operations
116897INTER-REGIONAL TRANSFER04/06/2024 07:45:46 PM

Inter-Regional Transfer limit variation - Directlink - NSW Region

AEMO ELECTRICITY MARKET NOTICE

Inter-Regional Transfer limit variation - Directlink - NSW Region

There has been an unplanned outage of the No 1 Leg of Directlink .

The following constraint set was invoked at 1945 hrs 04/06/2024

N-MBTE_2

The constraint set contains the following interconnector on the left hand side.

N-Q-MNSP1

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

Manager NEM Real Time Operations
116884MARKET SYSTEMS04/06/2024 02:28:55 PM

CHG0089854 | Production | Planned Outage for the Gas Short Term Trading Market Systems Production.

Change Number: CHG0089854
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: Short Term Trading Market
Change Title: Planned Outage for the Gas Short Term Trading Market Systems Production.
Change Start Date & Time: 11/06/2024 09:00:00 AEST
Change End Date & Time: 11/06/2024 22:00:00 AEST
Outage Start Date & Time: 11/06/2024 18:30:00 AEST
Outage End Date & Time: 11/06/2024 21:00:00 AEST

Environment: Production

Participant Impact and Requirements: Gas Short Term Trading Market (STTM) services including SWEX and MIS, SPI and SBS will not be available during the outage window in Production.

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.
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