CAPEX Portfolio Overview Documents

Portfolio overview documents provide an overview of the forecasting approach, expenditure and supporting information for each expenditure portfolio.

Grid replacement and refurbishment

Document number Document name
PD01 TL Tower [ pdf 615.11 KB ]
PD02 TL Pole [ pdf 499.9 KB ]
PD03 TL Paint [ pdf 494.06 KB ]
PD04 TL Foundation [ pdf 618.87 KB ]
PD05 TL Grillage [ pdf 491.59 KB ]
PD06 TL Conductor [ pdf 627.96 KB ]
PD07 TL Insulators [ pdf 510.28 KB ]
PD08 TL Access [ pdf 489.81 KB ]
PD09 ACS Outdoor to Indoor Conversions [ pdf 498.79 KB ]
PD10 ACS Outdoor Circuit Breakers [ pdf 512.03 KB ]
PD11 ACS Indoor Switchgear [ pdf 464.92 KB ]
PD12 ACS Power Transformers [ pdf 542.47 KB ]
PD13 ACS Buildings and Grounds (includes Buildings and Seismic) [ pdf 657.49 KB ]
PD14 ACS Dynamic Reactive Power [ pdf 654.46 KB ]
PD15 ACS Capacitors and Reactors [ pdf 611.66 KB ]
PD16 ACS Power Cables [ pdf 488.55 KB ]
PD17 ACS Structures and Buswork [ pdf 485.8 KB ]
PD18 ACS Instrument Transformers [ pdf 504.1 KB ]
PD19 ACS Disconnectors and Earth Switches [ pdf 497.81 KB ]
PD20 ACS Other Station Equipment [ pdf 495.64 KB ]
PD21 ACS Other Power Cable Repairs [ pdf 495.16 KB ]
PD22 SA Substation Management Systems [ pdf 500.55 KB ]
PD23 SA Metering [ pdf 474.18 KB ]
PD24 SA Buszone Protection [ pdf 603.33 KB ]
PD25 SA Line Protection [ pdf 572.91 KB ]
PD26 SA Transformer Protection [ pdf 483.94 KB ]
PD27 SA Batteries and DC Systems [ pdf 479.36 KB ]
PD28 SA Feeder Protection [ pdf 480.73 KB ]
PD29 HVDC [ pdf 452.43 KB ]

Grid enhancement and development

Document number Document name
PD30 Otahuhu-Wiri Transmission Capacity [ pdf 645.22 KB ]
PD31 Relieve Generation Constraints [ pdf 538.06 KB ]
PD32 Upper North Island Reactive Support 2015-2020 [ pdf 621.57 KB ]
PD33 Bus Section Fault Reliability [ pdf 494.75 KB ]
PD34 Wellington Supply Security [ pdf 519.87 KB ]
PD35 Otahuhu and Penrose Interconnection Capacity [ pdf 502.56 KB ]
PD36 Bunnythorpe Interconnection Capacity [ pdf 547.25 KB ]
PD37 North Taranaki Transmission Capacity [ pdf 580.69 KB ]
PD38 Timaru Interconnecting Transformers Capacity [ pdf 657.61 KB ]
PD39 Southland Reactive Power Support [ pdf 492.71 KB ]
PD40 High Impact Low Probability Event Mitigation [ pdf 523.09 KB ]
PD41 Hororata and Kimberley voltage quality [ pdf 500.94 KB ]
PD42 Islington Spare Transformer Switchgear [ pdf 460.92 KB ]
PD43 Haywards Local Service Third Incomer [ pdf 489.75 KB ]
PD44 E and D Other [ pdf 474.04 KB ]

Business support

Document number Document name
PD45 BS Office and Facilities [ pdf 434.38 KB ]
PD46 BS Office Equipment [ pdf 410.8 KB ]
PD47 BS Strategic Properties [ pdf 346.32 KB ]
PD48 BS Vehicles [ pdf 456.19 KB ]