Market Notices

114712GENERAL NOTICE14/02/2024 08:51:46 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 114647 and 114734
At 1602 hrs 13/02/2024 the Norwood - Scottsdale 110kV line and the Norwood - Scottsdale - Derby 110kV line tripped.
The cause of the trip was identified as due to Lightning.
In accordance with SO_OP_3715, AEMO now considers the Norwood - Scottsdale 110kV line and the Norwood - Scottsdale - Derby 110kV line to be vulnerable with a category of Vulnerability due to Lightning.

Manager NEM Real Time Operations
114709MARKET SYSTEMS14/02/2024 01:07:28 PM

CHG0082504 | Completed | Pre-Production | Removal of support of TLS Version 1.1 and lower

Change Number: CHG0082504

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: MSATS - Business to Business data exchange

Change Title: Removal of support of TLS Version 1.1 and lower

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
114700GENERAL NOTICE14/02/2024 11:12:33 AM

NEM Local Temperature Alerts for SA, VIC from 14 Feb 2024 to 18 Feb 2024

AEMO ELECTRICITY MARKET NOTICE

AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.

SA
Port Augusta Ap (39+ Deg C): 17th Feb, 18th Feb

VIC
Mildura Ap (39+ Deg C): 18th Feb

The NEM Local Temperature Alert Levels are:

Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.

AEMO requests Market Participants to:

1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,

2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.

Further information is available at:

https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts

AEMO Operations Planning
114698MARKET SYSTEMS14/02/2024 09:54:49 AM

INC0126874 | Overnight standing data updates not reflecting in MSATS Enterprise MDM

AEMO ELECTRICITY MARKET NOTICE
SERVICE INTERRUPTION - ALERT
AEMO is experiencing a service interruption relating to the Market Settlement & Transfer Solution Enterprise MDM service.
The overnight MSATS CATS change requests are not reflected in the MSATS Enterprise MDM. This has also impacted the Meter Data ingestion.
MDPs are advised to not resend meter data files until advised or resolved notification for this incident has been received.
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager
114688INTER-REGIONAL TRANSFER14/02/2024 03:05:05 AM

Inter-regional transfer limit variation: Hazelwood - South Morang No 1 500 kV Line (VIC) - Voltage Control

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 0235 hrs 14/02/2024

V-HWSM

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

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

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

Manager NEM Real Time Operations
114687INTER-REGIONAL TRANSFER14/02/2024 01:30:25 AM

Inter-regional transfer limit variation: South Morang - Sydenham No 1 and 2 500 kV lines (VIC) - Voltage Control

AEMO ELECTRICITY MARKET NOTICE

The South Morang - Sydenham No 1 and 2 500 kV lines have been de-energised to manage voltages in the Victoria region.

The following constraint set was invoked at 0105 hrs 14/02/2024

V-SMSY

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

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

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

Manager NEM Real Time Operations
114686INTER-REGIONAL TRANSFER14/02/2024 01:24:53 AM

Inter-regional transfer limit variation: Moorabool - Sydenham No1 and No2 500 kV lines - VIC region - 13/02/2024 -

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation: Moorabool - Sydenham No1 and No2 500 kV lines - 13/02/2024

At 1308 hrs 13/02/2024 the Moorabool - Sydenham No1 and No2 500 kV lines tripped.

Refer Market notices 114577 and 114625.

The following constraint set(s) are invoked :

V-X_MLSY
F-V-X_ML_BUSTIE_500
I-VS_050

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

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

Refer to the Network outage scheduler (NOS) for more details:

Manager NEM Real Time Operations
114644RESERVE NOTICE13/02/2024 04:15:16 PM

Cancellation of Actual (LOR2) condition in the VIC region - 13/02/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation of Actual (LOR2) condition in the VIC region - 13/02/2024

The Actual LOR2 Condition in the VIC Region advised in AEMO Electricity Market Notice No.114589 is cancelled at 1614 hrs 13/02/2024.

Manager NEM Real Time Operations
114561GENERAL NOTICE13/02/2024 12:03:06 PM

Variation to FCAS regulation raise requirements: NEM Mainland - 13/02/2024

AEMO ELECTRICITY MARKET NOTICE

Variation to FCAS regulation raise requirements: NEM Mainland - 13/02/2024

FCAS Raise regulation requirements have been increased.to manage frequency.

The following constraint set has been invoked.

F-MAIN_RREG_0450 at 1200 hrs.


Manager NEM Real Time Operations
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