Scope of Work
Categories:
Submarine Cable DesignSubmarine Cable ManufactureSubmarine Cable InstallationOnshore Cable DesignOnshore Cable ManufactureOnshore Cable Installation
Lifecycle Stages:
DevelopmentConstruction
Quantities:166 km submarine cable, 204 km onshore cable
Cable Specifications:
TypeHVDC
Purposeoffshore grid connection
Voltage525 kV
Route Length185 km
Source text:
Doordewind 1 2 GW, 525 kV HVDC offshore grid connection landing at Eemshaven; NKT to realise the cable connection including onshore/offshore/nearshore installation and jointing works.
Contract Details
Contract Value:€1,500M
Adjusted to 2025:€1,581.6M
Currency:EUR
Award Date:8 May 2023
Description
On 5 May 2023, TenneT awarded NKT the 525 kV HVDC cable system contract for Doordewind 1 as part of the EUR 5.5 billion cable framework covering 10 projects. Doordewind 1 has a total cable route of 185 km landing at Eemshaven Oudeschip, with the cable traversing the Wadden Sea via the Schiermonnikoog Wantij route (approximately 77-88 km offshore per design envelope, remainder onshore through Wadden area). Cable system comprises 525 kV XLPE HVDC plus and minus pole cables, metallic return and fibre optic. NKT scope includes full EPCI.