Resources

… https://www.transpower.co.nz/system-operator TRANSPOWER REPORT: Event Classifications 3 1 INTERCONNECTING … Remaining event classifications Event Classification Single Transmission Circuit Contingent Event Generating Unit … Event HVDC bipole link Extended Contingent Event Both transmission circuits of a double circuit line Other …

… to determining TGR net benefit. The SO monitors and reports on security of supply at national level weekly. If … monitoring of line loading. - To consider TGR if loading on transmission lines into a region exceeds 75% of constraints8 … net benefit process: • Network constraints –The Operations Planning (SO) team provides a set of equations detailing …

… load times to 10 minutes during the CYD CML TWZ tactical transmission upgrade (TTU) outages and Clutha and Upper … Contingency definitions have been built to monitor and report on the impacts of a CYD CML TWZ circuit tripping when … when running to 10 minute off load times during a planned transmission outage ▪ Planned transmission outages resulting …

… 3 7 Priority 1 2 3 4 There were no high potential incidents reported during July. There was one recordable injury … site where a scaffold was found to be contravening a transmission line MAD. Work has been stopped and WorkSafe … Project will be Re-planned to commence in July. • Planning for July recommencement. Complete - Service Alert …

… distribution networks and grid substations could alter our transmission business by covering short-term imbalances in … equation. Later this year, we aim to publish a companion report exploring the opportunities and challenges of solar … impact considerations as well as consenting and planning constraints. 350 300 250 200 150 100 50 0 P re se n …

… distribution networks and grid substations could alter our transmission business by covering short-term imbalances in … equation. Later this year, we aim to publish a companion report exploring the opportunities and challenges of solar … impact considerations as well as consenting and planning constraints. 350 300 250 200 150 100 50 0 P re se n …

… material is consistent with Transpower’s 2016 Integrated Transmission Plan update, including our 2016 Asset … & Development (Nikki Newham) 5. ICT (Cobus Nel) 6. Planning (Ross Parry) 3 1. Asset management journey 4 2. … and seek feedback • June 2017: Publish a Services Report on the measures as part of the 2017 ITP that sets the …

… will also enhance the capabilities of the national transmission grid in this region. The costs associated with … 16. The cost to consumers of this unserved energy was reported by the System Operator to be in the range $232 - … need for resiliency to be front of mind in asset management planning and investment strategies. Good electricity …

… incident on- site will have a health and safety incident report completed, and that report (including any personal … service providers such as processes around commissioning transmission assets and post-commissioning; • providing a … easements; • consultation on options for locating or moving transmission assets on or around their property; • making …

… both the initial recovery and rebuild of Redclyffe, planning work between Transpower and Unison Networks and … Increased? Flood Resilience Option 1 Repair Do Minimal Transmission Redclyffe Complete already • Redclyffe repaired … quality and was determined in our commissioned work design report. The range of cost uncertainty is tested in the …