Publications and resources
Resources search
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Factsheet 5: safety guidelines for electric and magnetic fields
This fact sheet provides the international and national consensus on safety guidelines for electric and magnetic field exposures.
- 17 July 2017
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EMF Factsheet 5: Safety guidelines for electric and magnetic fields [ pdf 637.37 KB ]
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Transmission Planning Report- July 2017
Transpower regularly publishes a Transmission Planning Report (TPR) which details the grid asset capability over the next 15 years. ...
- 04 July 2017
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Transmission Planning Report 2017 Full Document [ pdf 34.63 MB ]
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Market impact assessment from changes to HVDC cost allocation
The methodology to allocate the HVDC costs to South Island (SI) generators was changed in 2015.
- 12 June 2017
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Scientia_Market_Impact_HAMI_SIMI.pdf [ pdf 1.49 MB ]
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Minimum Approach Distance Guidelines
The Electricity Code of Practice provides minimum approach distances in and around transmission structures and conductors. These diagrams provide quick guidance and reference on minimum...
- 22 March 2017
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Minimum Approach Distances for 220 kV Towers [ pdf 220.62 KB ]
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Ten Year Forecast of Fault Levels
This publication presents an update to the ten year forecast fault levels report. The Connection Code contained in Schedule 8 to the Benchmark Agreement requires Transpower to publish a...
- 30 September 2016
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2016 ten year forecast fault level report.pdf [ pdf 2.16 MB ]
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Asset Management Plan 2016
A supporting document to our 2016 Integrated Transmission Plan, the Asset Management Plan explains how we undertake asset management.
- 01 September 2016
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Asset Management Plan 2016.pdf [ pdf 1.67 MB ]
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The Development Guide
This guide provides information on the types of issues that development near National Grid lines can have on the lines and, conversely, the issues National Grid lines can have on development....
- 14 July 2016
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The Development Guide - Full [ pdf 13.74 MB ]
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Statement of Corporate Intent 2016/17
This Statement of Corporate Intent (SCI) is submitted by the Board of Directors of Transpower New Zealand Limited, in accordance with Section 14 of the State-Owned Enterprises Act 1986. ...
- 11 July 2016
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Transpower Statement of Corporate Intent 2016/17 [ pdf 603.48 KB ]
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Working on Your Land
This booklet provides rural landowners/occupiers with information about how to work with transmission lines on your land.
- 01 July 2016
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Working on Your Land [ pdf 6.68 MB ]
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Grid Reliability, Economic Investment and Fault Level Report
The Electricity Industry Participation Code (the Code) requires Transpower to publish the Grid Reliability Report (GRR), Grid Economic Investment Report (GEIR) and the ten year forecast fault...
- 01 May 2016
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2016 GRR GEIR April update.pdf [ pdf 1 MB ]
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