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Non-credible contingency event - VIC region - 27/03/2024
Non-credible contingency event - VIC region - 27/03/2024
At 1736 hrs the Terang to Mortlake South 220 kV line opened at the Terang end only.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Wednesday, 27 March 2024
NON-CONFORMANCE NSW1 Region Wednesday, 27 March 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: BW01
Duration: 27/03/2024 18:50 to 27/03/2024 19:00
Amount: -49 MW
Constraint: NC-N_BW01
Auto-generated on behalf of Manager NEM Real Time Operations
Non-credible contingency event - SA region - Torrens Island 27/03/2024
Non-credible contingency event - SA region - Torrens Island 27/03/2024
At 1529 hrs there was an unplanned outage of the following elements:
Torrens Island A 275 kV West Bus
Torrens Island AC3 275 kV CB
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - SA region - Torrens Island 25/03/2024
Non-credible contingency event - SA region - Torrens Island 25/03/2024
At 1412 hrs there was an unplanned outage of the following elements:
Torrens Island BW3 275 kV CB
Torrens Island BC3 275 kV CB
Torrens Island - Lefevre 275 kV line
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Update - Non-credible contingency event - SA region - 25/03/2024
Update - Non-credible contingency event - SA region - 25/03/2024
Refer AEMO Electricity Market Notice 115777
At 1350 hrs the Davenport - Brinkworth 275 kV line, Brinkworth No 3 275/132 kV transformer
and Brinkworth - Templers West 275 kV line was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Monday, 25 March 2024
NON-CONFORMANCE NSW1 Region Monday, 25 March 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: VP6
Duration: 25/03/2024 09:15 to 25/03/2024 10:00
Amount: 20 MW
Constraint: NC-N_VP6
Auto-generated on behalf of Manager NEM Real Time Operations
Non-credible contingency event - SA region - 25/03/2024
Non-credible contingency event - SA region - 25/03/2024
At 0810 hrs there was an unplanned outage of the following elemets:
Davenport - Brinkworth 275 kV line
Brinkworth No 3 275/132 kV transformer
Brinkworth - Templers West 275 kV line
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
NON-CONFORMANCE Region VIC1 Sunday, 24 March 2024
NON-CONFORMANCE VIC1 Region Sunday, 24 March 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: YWPS4
Duration: 24/03/2024 21:05 to 24/03/2024 21:10
Amount: 58 MW
Constraint: NC-V_YWPS4
Auto-generated on behalf of Manager NEM Real Time Operations
Update - Non-credible contingency event - SA region - 14/03/2024
Update - Non-credible contingency event - SA region - 14/03/2024
Refer AEMO Electricity Market Notice 115624
At 1635 hrs the Tungkillo - Robertstown No. 1 275 kV Line and the Tungkillo East 275 kV Bus was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations