Market Notices

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Inter-regional transfer limit variation - constraint automation to manage Power System Security in NSW region - 29/12/2023

Refer AEMO Electricity Market Notice 115398.

Constraint set CA_BRIS_54F2D1C0 revoked 1710 hrs.

This constraint set contains equations with the following interconnector on the LHS;

VIC1-NSW1


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AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Para - Roseworthy 132 kV Line - SA region - 01/03/2024

At 1515 hrs 01/03/2024 there was a short notice outage of Para - Roseworthy 132 kV Line.

The following constraint set was invoked at 1530 hrs 01/03/2024
S-PARS

This constraint set contains equations with the following interconnectors on the LHS.
V-S-MNSP1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Mt Piper 500/330 kV TIE1 Transformer - NSW region - 01/03/2024

At 0747 hrs 01/03/2024 there was an unplanned outage of Mt Piper 500/330 kV TIE1 Transformer.

Constraint set(s) invoked: N-MPTX

The following constraint set(s) invoked at 0755 hrs 01/03/2024
N-MPTX

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1,VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - constraint automation to manage Power System Security in NSW region - 29/02/2024

In order to maintain the power system in a secure operating state in the NSW region, AEMO has invoked automated constraint set CA_BRIS_54F2D1C0 from 1850 hrs until further notice.

This constraint set contains equations with the following interconnector on the LHS;

VIC1-NSW1

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - constraint automation to manage Power System Security in NSW region - 29/02/2024

In order to maintain the power system in a secure operating state in the NSW region, AEMO has invoked automated constraint set CA-BRIS_54F2ABFD_1 from 1610 hrs until further notice.

This constraint set contains equations with the following interconnector on the LHS;

VIC1-NSW1

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation -275kV South Pine SVC - QLD region - 28/02/2024

At 1425 hrs 28/02/2024 there was an unplanned outage of 275kV South Pine SVC.

Constraint set Q-SP_VC invoked from 1435 hrs.

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

N-Q-MNSP1
NSW1-QLD1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - constraint automation to manage Power System Security in VIC region - 28/02/2024

In order to maintain the power system in a secure operating state in the VIC region, AEMO has invoked automated constraint set CA_SYDS_54F10C1F from 1035 hrs until further notice.

This constraint set contains equations with the following interconnector on the LHS;

V-S_MNSP1
V-SA
VIC1-NSW1

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

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

At 1929 hrs 25/02/2024 in the Victoria region the Moorabool Sydenham No1 500 kV line returned to service on temporary towers.

The Moorabool Sydenham No2 500 kV line remains out of service

Constraint set changes.

Invoked:
V-MLSY_NOEMTT_R

Revoked:
V-X_MLSY_MLTS_TIE

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

Refer Market Notices 114577, 114768, 114686 and 114770

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Directlink DC2 - NSW region - 19/02/2024


A planned outage of Directlink DC2 in the NSW region was scheduled from 2000 hrs 16/02/2024 to 1701 hrs 20/02/2024.

The outage has been completed and Directlink DC2 returned to service at 1425 hrs 19/02/2024.

The following constraint set(s) revoked at 1425 hrs 19/02/2024
N-MBTE_1

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations