Resources

… output from the Unit that supports the initial charging of transmission circuits and other Assets, and the progressive … Agent must: (a) Inform the System Operator: immediately report the unexpected outage to the System Operator, including reporting to the System Operator the expected time to …

… should the status escalate Current key activities Updating reporting as per routine Next steps No further action … for these in our decision • A wider review of the risk reporting framework is required • SOS processes and … you, and key updates • Review your outages (Generation or transmission) that negatively impact hydro, cancel or defer …

… 10 3. Planning … flow of electricity across Transpower’s high-voltage transmission network. We are responsible for ensuring … you will provide modelling files and a connection studies report. ▪ Validated power system models: the System Operator … to prepare two important datasets as part of a data transmission contract. These are: ▪ a set of indications and …

… o Generation - Equipment owned or operated by Generators o Transmission - Equipment owned or operated by Transmission … (optional), this is for grouping outage blocks together. Planning Status • Status of the outage, whether its … version 2 API. The main differences to note are: • Error reporting and warnings will be different - the same errors …

… the risk of the loss of a large generating unit or transmission circuit triggering operation of Automatic Under … Part D: North Island and South Island 220 kV Grid Backbone reports. 4 Security of Supply Annual Assessment | Transpower https://www.transpower.co.nz/system-operator/planning-future/security-supply-annual-assessment SYSTEM …

… 18 5.3 Validation Report Requirements … Generation Commissioning Process Feasibility Initiation Planning Delivery Commissioning Closeout GL-EA-716 Power … substation where a transformer steps up the voltage to the transmission level. The aggregated model described in the …

… 4.1 to 4.5 below, these form the base assumptions for this report: ▪ Studholme is supplied from Waitaki in Winter, with … before the voltage and thermal issues identified in this report, particularly for planned outages of 220 kV circuits … ceases operation in 2025, this will be the only remaining transmission constraint binding in this scenario for both …

… unit commitment or wind generation if a large generation or transmission asset fails. Market update Energy: National … commitment or wind generation should a major generation or transmission asset not be available/trip during May. Firm … finalising our draft Security of Supply Assessment (SOSA) report in preparation for consultation. Next SO Forum will …

… of a new or modified connection: ▪ before the completion of planning for the construction (Planning ACS) ▪ at, or … New Zealand’s electricity system, along with a summary of transmission charges. ▪ GL-EA-953 Connection Study Guide for … commissioning documentation and test results. Commissioning reports should confirm prior performance assessments and the …

… that this non-compliance may have on the System Operator planning to comply, and comply, with their Principal … onto New Zealand’s electricity system, plus a summary of transmission charges. Connection Study Guide for Connecting … Estimate acceptance Engineering assessment Assessment Report review Report approval Draft decision Consultation …