Market Notices

Change Number: CHG0039949

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Real Time Network

Change Title: Planned System Maintenance - Optus Planned - AEMO NSW Internet link Scheduled Outage

Change Start Date & Time: 02/08/2016 00:00:00 AEST

Change End Date & Time: 02/08/2016 06:00:00 AEST

Outage Start Date & Time:

Outage End Date & Time:

Change Description:

Planned Telco Maintenance. Optus have a planned outage which will affect the AEMO NSW Internet link.

Environment: Production

Participant Impact and Requirements:

Impacts and User Requirements

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

IPWAN Participants - IPWAN Participants - Nil

Lan-2-Lan VPN Participants - Up to 20 minutes to participants whom have established their VPN connection/s via the AEMO NSW datacenter termination point (202.44.78.10)
Note: Participants are encouraged to ensure their VPN connections are already established or are configured (as per AEMO best practice) to automatically failover to the alternate AEMO QLD datacenter termination point (202.44.76.10) prior to this scheduled outage.

Remote Access VPN Participants - Up to 20 minutes to participants who utilise an AEMO RSA token and the AEMO VPN client software to establish their VPN via the AEMO NSW datacenter VPN termination point (202.44.78.8)
Note: Participants are encouraged to establish their VPN client software connections via the alternate AEMO QLD datacenter VPN endpoint (202.44.76.8) prior to this scheduled outage.

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

AEMO ELECTRICITY MARKET NOTICE

Network Augmentation De-commissioned - QLD Region - 28 July 2016

The following transmission equipment in the Queensland region has been de-commissioned from 0928 hrs ;

Mackay - Proserpine 7126/2 132 kV Line.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

This market notice is FOR INFORMATION ONLY.

The Heywood No.1 500 kV busbar in Victoria Region is planned out of service from 0700 hrs on 10 August 2016 to 1700 hrs on 12 August 2016. During this outage, Heywood 500/275 kV M1 transformer will be off-loaded and Heywood - Tarrone - Alcoa Portland No.1 500 kV line will be open at Heywood.

During this outage, a credible contingency can separate South Australia region from the rest of the NEM.

Under these circumstances, 35 MW of Raise and Lower regulation FCAS will be sourced from South Australia for the duration of this outage. In addition, consistent with AEMO existing procedures, adequate contingency FCAS lower requirements will also be sourced from South Australia at times when power transfer is from South Australia to Victoria.

The following constraint sets have been invoked for this outage:

F-I_HYSE (includes F-S_LREG_0035 and F-S_RREG_0035)
S-BOTH_BLKRG_C_OS
V-HYTX_M12
V-HY_500BUS

Refer AEMO Network Outage Schedule (NOS) for further details.

AEMO will continue monitoring this proposed outage and will update the Market accordingly.

Operations Planning

Due to some unforeseen issues, this change is not going ahead as communicated earlier.

Please be advised the updated dates will be communicated once planned. Apologies for any inconvenience caused.


Change Number: CHG0039839

Notification issued to: Market Notice

Notification Type: Cancelled

Change Type: Normal

Service/ Component: Gas Supply Hub

Change Title: Planned System Maintenance - Gas Supply Hub Production Site Transfer - Cancelled

Change Start Date & Time: 26/07/2016 19:00:00 AEST

Change End Date & Time: 26/07/2016 21:00:00 AEST

Outage Start Date & Time: 26/07/2016 19:00:00 AEST

Outage End Date & Time: 26/07/2016 20:00:00 AEST

Change Description:

The Gas Supply Hub Production System is to be transferred to the alternate site to support maintenance activities (QLD to NSW)

Environment: Production

Participant Impact and Requirements:

All access to the Gas Supply Hub (Exchange Trading System) will be unavailable during the outage period. Please access outside this outage period.

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

Due to some unforeseen issues, this change is not going ahead as communicated earlier.

Please be advised the updated dates will be communicated once planned. Apologies for any inconvenience caused.

Change Number: CHG0039804

Notification issued to: Market Notice

Notification Type: Cancelled

Change Type: Normal

Service/ Component: Electricity Market Management System

Change Title: Planned System Maintenance - Electricity MMS Production Site Transfer (From QLD to NSW) - Cancelled

Change Start Date & Time: 26/07/2016 13:00:00 AEST

Change End Date & Time: 26/07/2016 14:00:00 AEST

Outage Start Date & Time:

Outage End Date & Time:

Change Description:

The EMMS Production System is to be transferred to the alternate site to support EMMS maintenance activities.

Environment: Production

Participant Impact and Requirements:

The transfer is not expected to have any impact, however there may be disconnections to the AEMO Web Portal. Participants are reminded that this activity is not without risk and therefore if an electricity market system issue is identified after the transfer it should be reported to AEMO.

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

Change Number: CHG0039804

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Electricity Market Management System

Change Title: Planned System Maintenance - Electricity MMS Production Site Transfer (From QLD to NSW)

Change Start Date & Time: 26/07/2016 13:00:00 AEST

Change End Date & Time: 26/07/2016 14:00:00 AEST


Outage Start Date & Time:

Outage End Date & Time:


Change Description:

The EMMS Production System is to be transferred to the alternate site to support EMMS maintenance activities.

Environment: Production

Participant Impact and Requirements:

The transfer is not expected to have any impact, however there may be disconnections to the AEMO Web Portal. Participants are reminded that this activity is not without risk and therefore if an electricity market system issue is identified after the transfer it should be reported to AEMO.

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

Change Number: CHG0039839

Notification issued to: Market Notice

Notification Type: Initial

Change Type: Normal

Service/ Component: Gas Supply Hub

Change Title: Planned System Maintenance - Gas Supply Hub Production Site Transfer

Change Start Date & Time: 26/07/2016 19:00:00 AEST

Change End Date & Time: 26/07/2016 21:00:00 AEST


Outage Start Date & Time: 26/07/2016 19:00:00 AEST

Outage End Date & Time: 26/07/2016 20:00:00 AEST


Change Description:

The Gas Supply Hub Production System is to be transferred to the alternate site to support maintenance activities (QLD to NSW)

Environment: Production

Participant Impact and Requirements:

All access to the Gas Supply Hub (Exchange Trading System) will be unavailable during the outage period. Please access outside this outage period.

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

AEMO ELECTRICITY MARKET NOTICE.

Refer to AEMO Electricity Market Notice no. 54522

AEMO advises all participants that as of 1435 hrs 16 July 2016, the AEMO Brisbane Control Centre site is now occupied.

All operational communications will now revert back to normal

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

AEMO Brisbane control room evacuated - Saturday, 16 July 2016

AEMO advises all participants that as of 1416 hrs Saturday, 16 July 2016 the AEMO Brisbane site has been evacuated.

Until further notice all operational matters will be handled by the Sydney Control Centre


Manager NEM Real Time Operations