Market Notices

80657RECLASSIFY CONTINGENCY02/12/2020 06:56:25 PM

Reclassification of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 132 kV line in QLD1 due to Lightning.

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: 02/12/2020 18:56 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
80656RECLASSIFY CONTINGENCY02/12/2020 06:54:00 PM

Cancellation of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 132 kV line in QLD1 due to Lightning.

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: 02/12/2020 18:53

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 80647

Auto-generated on behalf of Manager NEM Real Time Operations
     
80655MARKET SYSTEMS02/12/2020 05:52:55 PM

CHG0062149 : Telco Outage Notification - TELSTRA Brisbane Indial (07 3347 XXXX-XXXX) (Telstra ref: 3303895)

Change Number: CHG0062149

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Voice Systems

Change Title: Telco Outage Notification - TELSTRA Brisbane Indial (07 3347 XXXX-XXXX) (Telstra ref: 3303895)

Change Start Date & Time: 10/12/2020 01:00:00 AEST

Change End Date & Time: 10/12/2020 06:00:00 AEST

Outage Start Date & Time: 10/12/2020 01:00:00 AEST

Outage End Date & Time: 10/12/2020 06:00:00 AEST

Change Description:

Telco Outage Notification - Telstra Brisbane Indial (07 3347 XXXX-XXXX)

Environment: Production

Participant Impact and Requirements:

Outage Duration:
1 x 2.5 Hours during the window

Impacts:
Reduced redundancy for Inbound and Outbound Calls (automatically rerouted via Norwest).

User Requirements:
Nil. Awareness of this outage only.

Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
     
80654MARKET SYSTEMS02/12/2020 05:48:27 PM

CHG0062148 : Telco Outage Notification - Telstra MarketNet IP WAN - QLD (Telstra ref: 3303895)

Change Number: CHG0062148

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Market VPN

Change Title: Telco Outage Notification - Telstra MarketNet IP WAN - QLD (Telstra ref: 3303895)

Change Start Date & Time: 10/12/2020 01:00:00 AEST

Change End Date & Time: 10/12/2020 06:00:00 AEST

Outage Start Date & Time: 10/12/2020 01:00:00 AEST

Outage End Date & Time: 10/12/2020 06:00:00 AEST

Change Description:

Planned Maintenance Affecting the AEMO MarketNet IPWAN Access.

Environment: Production

Participant Impact and Requirements:

The following impacts are expected to participant connectivity during this planned outage:-
o IPWAN Participants - loss of redundancy for 1 x 2.5 hours
o VPN Participants - nil
o Remote Access VPN Participants - nil

Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
     
80653MARKET SYSTEMS02/12/2020 05:44:43 PM

CHG0062240 : Telco Outage Notification - TELSTRA Melbourne Indial (03 9609 XXXX-XXXX) (Telstra ref: 3320024)

Change Number: CHG0062240

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Voice Systems

Change Title: Telco Outage Notification - TELSTRA Melbourne Indial (03 9609 XXXX-XXXX) (Telstra ref: 3320024)

Change Start Date & Time: 10/12/2020 00:00:00 AEST

Change End Date & Time: 10/12/2020 06:00:00 AEST

Outage Start Date & Time: 10/12/2020 00:00:00 AEST

Outage End Date & Time: 10/12/2020 06:00:00 AEST

Change Description:

Telco Outage Notification - Telstra Melbourne Indial (03 9609 XXXX-XXXX)

Environment: Production

Participant Impact and Requirements:

Outage Duration:
1 x 2.5 hours during the window

Impacts:
Reduced redundancy for Inbound and Outbound Calls (automatically rerouted via Perth).

User Requirements:
Nil. Awareness of this outage only.

Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
     
80652MARKET SYSTEMS02/12/2020 05:40:38 PM

CHG0062237 : Telco Outage Notification - Telstra MarketNet IP WAN - QLD (Telstra ref: 3320035)

Change Number: CHG0062237

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Market VPN

Change Title: Telco Outage Notification - Telstra MarketNet IP WAN - QLD (Telstra ref: 3320035)

Change Start Date & Time: 08/12/2020 00:00:00 AEST

Change End Date & Time: 08/12/2020 06:00:00 AEST

Outage Start Date & Time: 08/12/2020 00:00:00 AEST

Outage End Date & Time: 08/12/2020 06:00:00 AEST

Change Description:

Planned Maintenance Affecting the AEMO MarketNet IPWAN Access.

Environment: Production

Participant Impact and Requirements:

The following impacts are expected to participant connectivity during this planned outage:-

IPWAN Participants - loss of redundancy for 1 x 2.5 hours
VPN Participants - nil
Remote Access VPN Participants - nil

Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
     
80651POWER SYSTEM EVENTS02/12/2020 05:38:01 PM

Non-credible contingency event - NSW region - 02/12/2020

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - NSW region - 02/12/2020

At 1544 hrs at Canberra substation 132 kV circuit breakers 4112 and 9762 tripped.
A5 1637 hrs at Canberra substation 132 kV circuit breakers 4112 and 9762 were manually closed.

AEMO did not instruct load shedding.
AEMO has 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.

AEMO will not reclassify this event as a credible contingency event.


Manager NEM Real Time Operations
     
80650MARKET SYSTEMS02/12/2020 05:36:44 PM

CHG0062236 : Telco Outage Notification - Telstra MarketNet IP WAN - QLD (Telstra ref: 3320034)

Change Number: CHG0062236

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Market VPN

Change Title: Telco Outage Notification - Telstra MarketNet IP WAN - QLD (Telstra ref: 3320034)

Change Start Date & Time: 07/12/2020 00:00:00 AEST

Change End Date & Time: 07/12/2020 06:00:00 AEST

Outage Start Date & Time: 07/12/2020 00:00:00 AEST

Outage End Date & Time: 07/12/2020 06:00:00 AEST

Change Description:

Planned Maintenance Affecting the AEMO MarketNet IPWAN Access.

Environment: Production

Participant Impact and Requirements:

The following impacts are expected to participant connectivity during this planned outage:-
IPWAN Participants - loss of redundancy for 1 x 2.5 hours
VPN Participants - nil
Remote Access VPN Participants - nil

Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
     
80649MARKET SYSTEMS02/12/2020 05:32:18 PM

CHG0062238 : Telco Outage Notification - TELSTRA Brisbane Indial (07 3347 XXXX-XXXX) (Telstra ref: 3320034)

Change Number: CHG0062238

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Voice Systems

Change Title: Telco Outage Notification - TELSTRA Brisbane Indial (07 3347 XXXX-XXXX) (Telstra ref: 3320034)

Change Start Date & Time: 07/12/2020 00:00:00 AEST

Change End Date & Time: 07/12/2020 06:00:00 AEST

Outage Start Date & Time: 07/12/2020 00:00:00 AEST

Outage End Date & Time: 07/12/2020 06:00:00 AEST

Change Description:

Telco Outage Notification - Telstra Brisbane Indial (07 3347 XXXX-XXXX)

Environment: Production

Participant Impact and Requirements:

Outage Duration:
1 x 2.5 Hours during the window

Impacts:
Reduced redundancy for Inbound and Outbound Calls (automatically rerouted via Norwest).

User Requirements:
Nil. Awareness of this outage only.

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