Market Notices

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV

Cancellation time: 15/03/2019 18:34

Constraint set(s) revoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1


Refer AEMO Electricity Market Notice 67768

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

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: Moranbah - Goonyella No.7370 132 kV and Moranbah - Goonyella No.7369 132 kV

Duration: 15/03/2019 17:46 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE NSW1 Region Friday, 15 March 2019

AEMO declared a schedule generating unit non-conforming

Unit: VP6
Duration: 15/03/2019 17:10 to 15/03/2019 17:15
Amount: -35 MW
Constraint: NC-N_VP6

Auto-generated on behalf of Manager NEM Real Time Operations

Change Number: CHG0053417

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: MSATS - Consumer Administration and Transfer Solution(CATS)

Change Title: MSATS (46.92) Planned Software Release

Change Start Date & Time: 20/03/2019 10:00:00 AEST

Change End Date & Time: 20/03/2019 14:00:00 AEST

Outage Start Date & Time: 20/03/2019 10:00:00 AEST

Outage End Date & Time: 20/03/2019 14:00:00 AEST

Change Description:

The MSATS Pre-Production system will be upgraded with the MSATS 46.92 and includes the following functionality.

DFCT0019302 Meter register Identifier screen in MSATS to display Maintactflg value.
DFCT0020078 B2B NoticeofMeteringWorks validations in MSATS
DFCT0021280 additional fields for the Ombudsman Screen
DFCT0021657 allow for profile data source - edit screen to accept weights > 1
DFCT0021814 PersonNameType should be mandatory field
DFCT0021848 Life Support transactions inTranslog search screen
DFCT0021866 MSATS v4.7 Requirements

Updates to the MSATS PB2B validation module to support DFCT0021814 will be available at the Aemo website post this release.

Environment: Pre-Production

Participant Impact and Requirements:

Awareness of this Outage. MSATS Pre-Production environment will be unavailable during the outage times mentioned to perform the release activities.

Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

AEMO ELECTRICITY MARKET NOTICE

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: 15/03/2019 14:29 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

AEMO ELECTRICITY MARKET NOTICE

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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV

Duration: 15/03/2019 13:52 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations

Cancellation: Non-credible contingency event more likely to occur due to existence of abnormal condition/s - Victoria region 03/03/2019.

AEMO ELECTRICITY MARKET NOTICE.

Abnormal conditions advised in AEMO Electricity Market Notice 67546 have ceased to impact the likelihood of a non-credible event occurring as at 0900 hrs 15/03/2019.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV

Cancellation time: 15/03/2019 02:09

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 67764

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV

Duration: 14/03/2019 14:06 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations