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Inter-Island (Benmore-Haywards)

New Zealand flagNew Zealand
In ServiceLine

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Key Specifications

Power Rating
1,200 MW
DC Voltage
±350 kV

Transmission Distances

Total Transmission
610 km
Onshore
0 km
Offshore
40 km
Overhead
570 km

Quick Facts

Status
In Service
Type
Line
Countries
New Zealand
Power
1,200 MW
Voltage
±350 kV
Distance
610 km

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Total Project Cost
€2.8B
Cost per MW
€1.4M
Cable Length
1,468 km
Commissioned
2024

Project Cost Breakdown

Converter Stations38%
Cable Systems41%
Overhead Lines (OHL)9%
Misc12%

Annual Power Transfer (TWh)

Route Map & Cable Elevation Profile

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