Global transmission line length was estimated to have reached 5,465,957Ckm by the end of 2021 and is forecasted to grow to 6,485,343Ckm by 2027. New Zealand had 16,404Ckm of line length in 2021 and this is expected to drop to 16,320Ckm by 2027. Listed below are the five largest transmission projects by line length in New Zealand, according to GlobalData’s power database. GlobalData uses proprietary data and analytics to provide a complete picture of the global transmission line segment. Buy the latest transmission line project profiles here.
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1. Benmore – Haywards HVDC Line
The Benmore – Haywards HVDC Line is a 350kV overhead line with a length of 572Ckm running from Benmore to Haywards. The project is under construction and is expected to be commissioned in 2023.
The Benmore – Haywards HVDC Line is an overhead line that will be operated by Transpower New Zealand. The line will carry direct current (DC) through double circuit cable. Buy the profile here.
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2. Bunnythorpe – Haywards Line
The Bunnythorpe – Haywards Line is a 220kV overheadBunnythorpe to Haywards. The project is planned and is expected to be commissioned in 2024.
The Bunnythorpe – Haywards Line is an overhead line that will be operated by Transpower New Zealand. The line will carry alternating current (AC) through double circuit cable. Buy the profile here.
3. Orari – Rangitata Line
The Orari – Rangitata Line is a 220kV overheadOrari to Rangitata. The project is planned and is expected to be commissioned in 2023.
The Orari – Rangitata Line is an overhead line that will be operated by Transpower New Zealand. The line will carry alternating current (AC) through double circuit cable. Buy the profile here.
4. Otahuhu – Whakamaru Line
The Otahuhu – Whakamaru Line is a 220kV overhead line with a length of 32Ckm running from Otahuhu to Whakamaru. The project is planned and is expected to be commissioned in 2023.
The Otahuhu – Whakamaru Line is an overhead line that will be operated by Transpower New Zealand. The line will carry alternating current (AC) through double circuit cable. Buy the profile here.
5. Wairakei – Ohakuri – Atiamuri Line
The Wairakei – Ohakuri – Atiamuri Line is a 220kV overheadWairakei to Atiamuri. The project is under construction and is expected to be commissioned in 2023.
The Wairakei – Ohakuri – Atiamuri Line is an overhead line that will be operated by Transpower New Zealand. The line will carry alternating current (AC) through double circuit cable. Buy the profile here.
For more details on the latest transmission line projects, buy the project profiles here.
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GlobalData, the leading provider of industry intelligence, provided the underlying data, research, and analysis used to produce this article.
GlobalData’s Power Intelligence Center provides detailed profiles of over 170,000 active, planned and under construction power plants worldwide, while its capacity and generation database provides historic and forecast power generation and generation capacity by technology as well as consumption, imports and exports for over 170 countries.
