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Yass to Wagga control scheme change - removal system normal constraint equations in NSW managing 990, 991 and 970 132kV lines
Transgrid has advised AEMO of an update to the Yass overload trip scheme. The scheme is normally armed managing line flow on 990, 991, 970 132kV lines and it is now operating both directions of flow from Wagga to Yass.
Based on this advice, the following constraint equations will be removed from the NSW system normal constraint sets N-NIL and N-NIL_991, effective immediately.
N>>NIL_970_051
N>>NIL_990_051
N>>NIL_991_051
Ben Blake
AEMO Operations
Completed - CHG0100546 - Production eMDM February Maintenance Release
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: MDM - Meter Data Management
Change Title: Production eMDM February Maintenance Release
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
NON-CONFORMANCE Region VIC1 Friday, 21 February 2025
NON-CONFORMANCE VIC1 Region Friday, 21 February 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MCKAY1
Duration: 21/02/2025 12:00 to 21/02/2025 12:10
Amount: -54 MW
Constraint: NC-V_MCKAY1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region SA1 Friday, 21 February 2025
NON-CONFORMANCE SA1 Region Friday, 21 February 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: BLYTHB1
Duration: 21/02/2025 11:50 to 21/02/2025 12:05
Amount: -19 MW
Constraint: NC-S_BLYTHB1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Friday, 21 February 2025
NON-CONFORMANCE QLD1 Region Friday, 21 February 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: GANGARR1
Duration: 21/02/2025 09:40 to 21/02/2025 10:20
Amount: 72 MW
Constraint: NC-Q_GANGARR1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Thursday, 20 February 2025
NON-CONFORMANCE NSW1 Region Thursday, 20 February 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: CAPBES1
Duration: 20/02/2025 14:15 to 20/02/2025 14:25
Amount: 70 MW
Constraint: NC-N_CAPBES1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region SA1 Thursday, 20 February 2025
NON-CONFORMANCE SA1 Region Wednesday, 19 February 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: CLEMGPWF
Duration: 19/02/2025 17:30 to 20/02/2025 07:55
Amount: 15 MW
Constraint: NC-S_CLEMGPWF
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Thursday, 20 February 2025
NON-CONFORMANCE NSW1 Region Thursday, 20 February 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WTAHB1
Duration: 20/02/2025 03:30 to 20/02/2025 03:45
Amount: -8 MW
Constraint: NC-N_WTAHB1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Thursday, 20 February 2025
NON-CONFORMANCE NSW1 Region Thursday, 20 February 2025
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WTAHB1
Duration: 20/02/2025 02:20 to 20/02/2025 03:00
Amount: -9 MW
Constraint: NC-N_WTAHB1
Auto-generated on behalf of Manager NEM Real Time Operations