Market Notices

Change Number: CHG0090802

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Electricity Market Management System

Change Title: EMMS Production Systems will be transferred to the alternative
datacentre for maintenance activities .

Change Start Date & Time: 24/06/2024 08:00:00 AEST

Change End Date & Time: 26/06/2024 17:30:00 AEST

Outage Start Date & Time: 25/06/2024 13:25:00 AEST

Outage End Date & Time: 25/06/2024 13:30:00 AEST

Environment: Production

Participant Impact and Requirements: The maintenance activity is not expected to have any impact however delays to Dispatch cycles, bid submission, and outage to the AEMO Markets Portal are possible during the outage window on Tuesday 25th June around 13:25 to 13:30 AEST.CDR 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?d=pp_services_status for any planned/unplanned maintenance activities .

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 1725 hrs 19/06/2024

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

Change Number: CHG0090808

Notification issued to: Market Notice

Notification Type: Cancelled

Change Type: Normal

Service/ Component: Short Term Trading Market

Change Title: CANCELLED - Planned Outage for the Gas Short Term Trading Market Systems Production

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

Change Number: CHG0090631

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: Internet Access

Change Title: Planned Maintenance to Norwest Internet firewall.

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

Change Number: CHG0090631

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: 18/06/2024 20:00:49 AEST

Change End Date & Time: 18/06/2024 23:30:49 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 .

AEMO ELECTRICITY MARKET NOTICE

The Rowville - South Morang 500 kV line in the Victoria (VIC) region is planned to be out of service from 1400 hrs to 1630 hrs on 20/06/2024.

A credible contingency event during this planned outage could cause:
- A large reduction in generation in VIC; and/ or
- Restrict power transfer across the VIC - South Australia (SA) interconnector (Heywood interconnector).

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

AEMO Operations

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 117027

There is an opportunity for testing QNI Minor for flows from Qld to NSW up to 1300 MW on Wednesday 19th June 2024 from 0700 to 1000hrs.

This test includes a trip and reclose of a line in northern NSW.

Please also refer to the published formal QNI minor testing information at the following link:
https://www.aemo.com.au/consultations/current-and-closed-consultations/qld-to-nsw-interconnector-qni-upgrade

Ben Blake
AEMO Operations

Change Number: CHG0090782

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: 26/06/2024 09:00:00 AEST
Change End Date & Time: 26/06/2024 22:00:00 AEST
Outage Start Date & Time: 26/06/2024 18:30:00 AEST
Outage End Date & Time: 26/06/2024 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 .

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Collector Wind Farm to Yass 3L 330kV line - NSW region - 18/06/2024

A planned outage of Collector Wind Farm to Yass 3L 330kV line in the NSW region was scheduled from 0600 hrs 03/04/2024 to 1500 hrs 08/07/2024.

The outage has been completed and Collector Wind Farm to Yass 3L 330kV line returned to service at 1515 hrs 18/06/2024

Constraint set revoked: N-CTYS_3L_WG_CLOSE

Manager NEM Real Time Operations