Market Notices

79974RECLASSIFY CONTINGENCY16/11/2020 03:20:39 AM

Cancellation of a Non-Credible Contingency Event: Farrell-Sheffield No.1 220 kV line and Farrell-Sheffield No.2 220 kV line in TAS1 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: TAS1

Lines: Farrell-Sheffield No.1 220 kV and Farrell-Sheffield No.2 220 kV

Cancellation time: 16/11/2020 02:50

Constraint set(s) revoked:

T-FASH_N-2_CP4_S5A Constraint set contains the following interconnector(s) on the left hand side: NONE


Refer AEMO Electricity Market Notice 79974

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79973RECLASSIFY CONTINGENCY16/11/2020 03:12:25 AM

Reclassification of a Non-Credible Contingency Event: Lindisfarne - Sorell 110kV line and Lindisfarne- Sorell- Triabunna_Tee 110kV line in TAS1 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: TAS1

Lines: Lindisfarne - Sorell 110kV and Lindisfarne- Sorell- Triabunna_Tee 110kV

Duration: 16/11/2020 03:12 until further notice

Constraint set(s) invoked:
NONE

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79972RECLASSIFY CONTINGENCY16/11/2020 03:12:25 AM

Reclassification of a Non-Credible Contingency Event: Lindisfarne - Mornington No.1 TEE line and Lindisfarne - Mornington No.2 TEE line in TAS1 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: TAS1

Lines: Lindisfarne - Mornington No.1 TEE and Lindisfarne - Mornington No.2 TEE

Duration: 16/11/2020 03:12 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
79971RECLASSIFY CONTINGENCY16/11/2020 02:59:10 AM

Cancellation of a Non-Credible Contingency Event: Dederang - Glenrowan No.1 & No.3 220 kV Lines line and Numurkah Solar Farm line in VIC1 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: VIC1

Lines: Dederang - Glenrowan No.1 & No.3 220 kV Lines and Numurkah Solar Farm

Cancellation time: 16/11/2020 02:59

Constraint set(s) revoked:
V-NIL_DDGN_NSF_N-2 Constraint set contains the following interconnector(s) on the left hand side:
V-S-MNSP1
VIC1-NSW1


Refer AEMO Electricity Market Notice 79964

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79970RECLASSIFY CONTINGENCY16/11/2020 02:54:13 AM

Cancellation of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown line in TAS1 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: TAS1

Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown

Cancellation time: 16/11/2020 02:54

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 79962

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79969RECLASSIFY CONTINGENCY16/11/2020 02:44:10 AM

Cancellation of a Non-Credible Contingency Event: Farrell - Reece No.1 220 kV line and Farrell - Reece No.2 220 kV line in TAS1 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: TAS1

Lines: Farrell - Reece No.1 220 kV and Farrell - Reece No.2 220 kV

Cancellation time: 16/11/2020 02:44

Constraint set(s) revoked:
F-T-FARE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
T-V-MNSP1


Refer AEMO Electricity Market Notice 79960

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79968RECLASSIFY CONTINGENCY16/11/2020 02:29:10 AM

Cancellation of a Non-Credible Contingency Event: Sheffield - Wesley Vale 110kV line and Sheffield - Devonport 110kV line in TAS1 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: TAS1

Lines: Sheffield - Wesley Vale 110kV and Sheffield - Devonport 110kV

Cancellation time: 16/11/2020 02:29

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 79959

Auto-generated on behalf of Manager NEM Real Time Operations
79967RECLASSIFY CONTINGENCY16/11/2020 02:20:45 AM

Reclassification of a Non-Credible Contingency Event: Tungatinah - New Norfolk tee Meadowbank 1 110KV line and Tungatinah - New Norfolk tee Meadowbank 2 110KV line in TAS1 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: TAS1

Lines: Tungatinah - New Norfolk tee Meadowbank 1 110KV and Tungatinah - New Norfolk tee Meadowbank 2 110KV

Duration: 16/11/2020 02:20 until further notice

Constraint set(s) invoked:
T-TU_MB_NN_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE


Auto-generated on behalf of Manager NEM Real Time Operations
79966NON-CONFORMANCE16/11/2020 02:00:17 AM

NON-CONFORMANCE Region SA1 Monday, 16 November 2020

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE SA1 Region Monday, 16 November 2020

AEMO declared a schedule generating unit non-conforming

Unit: LKBONNY3
Duration: 16/11/2020 01:25 to 16/11/2020 02:00
Amount: 12 MW
Constraint: NC-S_LKBONNY3

Auto-generated on behalf of Manager NEM Real Time Operations
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