Market Notices

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Hummocks - Waterloo 132 kV line - SA region - 28/12/2023

At 1913 hrs 28/12/2023 there was an unplanned outage of the Hummocks - Waterloo 132 kV line.

The following constraint set(s) invoked at 1925 hrs 28/12/2023
S-HUWT

This constraint set(s) 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

Cancellation - Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 28/12/2023

Refer AEMO Electricity Market Notice 112852.

Constraint set CA_SYDS_549FBEF5 revoked 1850 hrs.

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

N-Q-MNSP1


Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 28/12/2023

In order to maintain the power system in a secure operating state in the QLD region, AEMO has invoked automated constraint set CA_SYDS_549FBEF5 from 1830 hrs until further notice.

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

N-Q-MNSP1

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

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Pelican Point Circuit Breaker 8093 - SA region - 26/12/2023

At 1832 hrs 26/12/2023 there was a short notice outage of Pelican Point Circuit Breaker 8093.

The following constraint set(s) invoked at 1855 hrs 26/12/2023
S-PPT_CB6727

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

The Hazelwood - South Morang No 1 500 kV Line has been de-energised to manage voltages in the Victoria region.

The following constraint set was invoked at 0735 hrs 26/12/2023

V-HWSM

The constraint set contains equations with the following interconnectors on the LHS.

T-V-MNSP
V-S-MNSP1
V-SA
VIC1-NSW1

Refer to AEMO Network Outage Scheduler (NOS) for return to service details

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Greenbank - Mudgeeraba 835 275 kV line - QLD region - 25/12/2023

At 2102 hrs 25/12/2023 there was an unplanned outage of Greenbank - Mudgeeraba 835 275 kV line

Constraint set(s) invoked: Q-GBMU_835_836 from 2105 hrs

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

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Greenbank - Molendinar 8824 275 kV line - QLD region - 25/12/2023

At 2057 hrs 25/12/2023 there was an unplanned outage of Greenbank - Molendinar 8824 275 kV line

The outage has been returned to service at 2125 hrs 25/12/2023

Constraint set(s) invoked: Q-GBMO_8824_8825 from 2105 hrs to 2125 hrs


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

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Palmerston - Hadspen 220 kV Line - TAS region - 23/12/2023

A planned outage of Palmerston - Hadspen 220 kV Line in the TAS region was scheduled from 1000 hrs 23/12/2023 to 1500 hrs 23/12/2023.

The outage has been completed and returned to service at 1045 hrs 23/12/2023

Constraint set(s) invoked:
T-HAPM_220

This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V- 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 - [outage element] - NSW region - 23/12/2023


A planned outage of KEMPS CREEK No 2 525/345/34 kV Transformer in the NSW region was scheduled from 0600 hrs 23/12/2023 to 1200 hrs 23/12/2023.

The outage has been cancelled.

The following constraint set(s) invoked at 0600 hrs 23/12/2023
N-KC_TX

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