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72397POWER SYSTEM EVENTS07/01/2020 04:05:34 PM
Update - Non-credible contingency event - NSW region - 06/01/2020
AEMO ELECTRICITY MARKET NOTICE
Update - Non-credible contingency event - NSW region - 06/01/2020
At 2207 hrs Vales Point Generator 330 kV Bus and Vales Point No1 330 /132 kV Transformer tripped.
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 has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
Manager NEM Real Time Operations
Update - Non-credible contingency event - NSW region - 06/01/2020
At 2207 hrs Vales Point Generator 330 kV Bus and Vales Point No1 330 /132 kV Transformer tripped.
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 has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
Manager NEM Real Time Operations
72387POWER SYSTEM EVENTS07/01/2020 04:18:29 AM
Update - Separation of the Queensland and New South Wales Regions 07/01/2020
AEMO ELECTRICITY MARKET NOTICE
Power System Event
Refer AEMO Electricity Market Notice 72385 and 72386
Update - Separation of the Queensland and New South Wales Regions - 07/01/2020
At 0327 hrs the Queensland and New South Wales regions separated at Liddell 330 kV Substation.
At 0340 hrs the Queensland and New South Wales regions synchronised at Liddell 330 kV Substation.
The following constraint sets invoked from 0340 hrs 07/01/2020 to 0350 hrs.07/01/2020
F-QLD_ISLE
F-QLD_STH_ISLE_REG
F-STHN_ISLE
QLD_AR_STHN_ISLE
AEMO has not been advised of any disconnection of bulk electrical load.
Manager NEM Real Time Operations
Power System Event
Refer AEMO Electricity Market Notice 72385 and 72386
Update - Separation of the Queensland and New South Wales Regions - 07/01/2020
At 0327 hrs the Queensland and New South Wales regions separated at Liddell 330 kV Substation.
At 0340 hrs the Queensland and New South Wales regions synchronised at Liddell 330 kV Substation.
The following constraint sets invoked from 0340 hrs 07/01/2020 to 0350 hrs.07/01/2020
F-QLD_ISLE
F-QLD_STH_ISLE_REG
F-STHN_ISLE
QLD_AR_STHN_ISLE
AEMO has not been advised of any disconnection of bulk electrical load.
Manager NEM Real Time Operations
72386POWER SYSTEM EVENTS07/01/2020 04:00:44 AM
Update - Separation of the Queensland and New South Wales Regions 07/01/2020
AEMO ELECTRICITY MARKET NOTICE
Power System Event
Refer AEMO Electricity Market Notice 72385
Update - Separation of the Queensland and New South Wales Regions - 07/01/2020
At 0327 hrs the Queensland and New South Wales regions separated at Liddell 330 kV Substation.
At 0340 hrs the Queensland and New South Wales regions synchronised. at Liddell 330 kV Substation.
Manager NEM Real Time Operations
Power System Event
Refer AEMO Electricity Market Notice 72385
Update - Separation of the Queensland and New South Wales Regions - 07/01/2020
At 0327 hrs the Queensland and New South Wales regions separated at Liddell 330 kV Substation.
At 0340 hrs the Queensland and New South Wales regions synchronised. at Liddell 330 kV Substation.
Manager NEM Real Time Operations
72385POWER SYSTEM EVENTS07/01/2020 03:40:27 AM
Separation of the Queensland and New South Wales Regions 07/01/2020
AEMO ELECTRICITY MARKET NOTICE
Power System Event
Separation of the Queensland and New South Wales Regions - 07/01/2020
At 0327 hrs the Queensland and New South Wales regions separated at Liddell 330 kV Substation.
More Information will be provided
Manager NEM Real Time Operations
Power System Event
Separation of the Queensland and New South Wales Regions - 07/01/2020
At 0327 hrs the Queensland and New South Wales regions separated at Liddell 330 kV Substation.
More Information will be provided
Manager NEM Real Time Operations
72374POWER SYSTEM EVENTS06/01/2020 10:40:56 PM
Non-credible contingency event - NSW region - 06/01/2020
AEMO ELECTRICITY MARKET NOTICE
Non-credible contingency event - NSW region - 06/01/2020
At 2207 hrs Vales Point Generator 330 kV Bus and Vales Point No1 330 /132 kV Transformer tripped.
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 and is being investigated.
Manager NEM Real Time Operations
Non-credible contingency event - NSW region - 06/01/2020
At 2207 hrs Vales Point Generator 330 kV Bus and Vales Point No1 330 /132 kV Transformer tripped.
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 and is being investigated.
Manager NEM Real Time Operations
72341POWER SYSTEM EVENTS04/01/2020 10:04:50 PM
Update - Separation of the Victoria and New South Wales Regions 04/01/2020
AEMO ELECTRICITY MARKET NOTICE
Refer AEMO Electricity Market Notice No. 72288
Update - Separation of the Victoria and New South Wales Regions - 04/01/2020
At 2156 hrs the Victoria and New South Wales regions were synchronised at Murray and Upper Tumut Substations.
Manager NEM Real Time Operations
Refer AEMO Electricity Market Notice No. 72288
Update - Separation of the Victoria and New South Wales Regions - 04/01/2020
At 2156 hrs the Victoria and New South Wales regions were synchronised at Murray and Upper Tumut Substations.
Manager NEM Real Time Operations
72288POWER SYSTEM EVENTS04/01/2020 03:16:59 PM
Separation of the Victoria and New South Wales Regions 04/01/2020
AEMO ELECTRICITY MARKET NOTICE
Power System Event
Separation of the Victoria and New South Wales Regions - 04/01/2020
At 1510 hrs the Victoria and New South Wales regions separated at Murray and Lower tumut Substation
More Information will be provided
Manager NEM Real Time Operations
Power System Event
Separation of the Victoria and New South Wales Regions - 04/01/2020
At 1510 hrs the Victoria and New South Wales regions separated at Murray and Lower tumut Substation
More Information will be provided
Manager NEM Real Time Operations
72204POWER SYSTEM EVENTS30/12/2019 09:17:57 PM
Non-credible contingency event - Victoria region - Monday, 30 December 2019
AEMO ELECTRICITY MARKET NOTICE
Non-credible contingency event - Victoria region - Monday, 30 December 2019
At 1923 hrs the Jeeralang N01 220 kV Busbar tripped.
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-credible contingency event - Victoria region - Monday, 30 December 2019
At 1923 hrs the Jeeralang N01 220 kV Busbar tripped.
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
72093POWER SYSTEM EVENTS27/12/2019 01:39:05 PM
Update - Non-credible contingency event - NSW region - 21/12/2019
AEMO ELECTRICITY MARKET NOTICE.
At 1958 hrs on 21/12/2019 the Bayswater- Mt Piper 5A3 and Mt Piper - Wollar 5A4 500 kV Lines and the Mt Piper No. 1 Gen tripped.
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
At 1958 hrs on 21/12/2019 the Bayswater- Mt Piper 5A3 and Mt Piper - Wollar 5A4 500 kV Lines and the Mt Piper No. 1 Gen tripped.
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