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Reclassification of a Non-Credible Contingency Event: Bulli Creek - Dumaresq 8L 330KV line and Bulli Creek - Dumaresq 8M 330KV line in QLD1 due to Lightning.
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: QLD1
Lines: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV
Duration: 11/10/2019 04:36 until further notice
Constraint set(s) invoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Thursday, 10 October 2019
NON-CONFORMANCE QLD1 Region Thursday, 10 October 2019
AEMO declared a schedule generating unit non-conforming
Unit: MSTUART3
Duration: 10/10/2019 17:10 to 10/10/2019 17:15
Amount: 51 MW
Constraint: NC-Q_MSTUART3
Auto-generated on behalf of Manager NEM Real Time Operations
Update - CHG0056251 - EMMS Production Data Interchange (Archive) Maintenance - Postponed
- see below for details as previously issued:
Change Number: CHG0056251
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMMS - Data Interchange
Change Title: EMMS File Server Participant Services Replacement - Data Interchange (Archive Share) Cutover
Change Start Date & Time: 10/10/2019 13:00:00 AEST
Change End Date & Time: 10/10/2019 15:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Change Description:
A planned maintenance activity on the EMMS Production Data Interchange (Archive) is scheduled to occur on Thursday 10 October 2019. AEMO expects that there will be no impact to Participants during the change window.
Environment: Production
Participant Impact and Requirements:
No impact expected. Please be aware of this change.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
NON-CONFORMANCE Region QLD1 Thursday, 10 October 2019
NON-CONFORMANCE QLD1 Region Thursday, 10 October 2019
AEMO declared a schedule generating unit non-conforming
Unit: BARRON-2
Duration: 10/10/2019 13:00 to 10/10/2019 13:50
Amount: -10 MW
Constraint: NC-Q_BARRON-2
Auto-generated on behalf of Manager NEM Real Time Operations
AEMO Help Desk Bulletin No. 2340 : CHG0056363 : Preventative maintenance required on the EMMS - Participant FTP file server
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Expedited
Service/ Component: EMMS - Data Interchange
Change Title: Preventative maintenance required on the EMMS - Participant FTP file server
Change Start Date & Time: 10/10/2019 12:00:00 AEST
Change End Date & Time: 10/10/2019 12:30:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Change Description:
Preventative maintenance to proactively address some issues observed.
Environment: Production
Participant Impact and Requirements:
Participants will notice a brief disconnection and reconnection to the FTP interface of the server during the change window.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Cancellation - Reclassification of a Non-Credible Contingency Event: APD Potline 1 and Potline 2 - Vic region.
AEMO ELECTRICITY MARKET NOTICE.
Refer AEMO ELECTRICITY MARKET NOTICES 70458 and 70475
For a trip of the APD A2 500/220 kV transformer or APD A3 500/220 kV transformer, AEMO considers the simultaneous trip of the APD Potline 1 and Potline 2 to now be unlikely. Accordingly, AEMO has cancelled the reclassification of this credible contingency event.
Region: VIC1
Duration: 1435 hrs 09/10/2019 to 0755 hrs 10/10/2019
Constraint set revoked: F-I_ML_0500
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: APD Potline 1 and Potline 2 - Vic region
Refer AEMO ELECTRICITY MARKET NOTICE MN 70458
For a trip of the APD A2 500/220 kV transformer or APD A3 500/220 kV transformer, AEMO considers the simultaneous trip of the APD Potline 1 and Potline 2 to now be more likely and reasonably possible. Accordingly, AEMO has reclassified it as a credible contingency event.
Region: VIC1
Duration: 1435 hrs 09/10/2019 until further notice
Constraint set(s) invoked: F-I_ML_0500
Manager NEM Real Time Operations
CHG0056251 : EMMS Production - Data Interchange (Archive) Maintenance
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: EMMS - Data Interchange
Change Title: EMMS Production - Data Interchange (Archive) Maintenance
Change Start Date & Time: 10/10/2019 13:00:00 AEST
Change End Date & Time: 10/10/2019 15:00:00 AEST
Outage Start Date & Time:
Outage End Date & Time:
Change Description:
A planned maintenance activity on the EMMS Production Data Interchange (Archive) is scheduled to occur on Thursday 10 October 2019. AEMO expects that there will be no impact to Participants during the change window.
Environment: Production
Participant Impact and Requirements:
No impact expected. Please be aware of this change.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
CHG0055811 : Maintenance activity on MSATS CATS Production database
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: Maintenance activity on MSATS CATS Production database
Change Start Date & Time: 15/10/2019 07:00:00 AEST
Change End Date & Time: 16/10/2019 19:30:00 AEST
Outage Start Date & Time: 16/10/2019 17:30:00 AEST
Outage End Date & Time: 16/10/2019 19:30:00 AEST
Change Description:
Maintenance activity on MSATS CATS Production database
Environment: Production
Participant Impact and Requirements:
Awareness of this outage. The MSATS Production environment will be unavailable during the outage times mentioned above to perform the maintenance activities.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.