50Hertz signs major contracts with NKT and Prysmian

14 November 2023

On 29 September, 50Hertz signed “project and framework contracts” with NKT and Prysmian for the production and installation of 3500 km of submarine and land cables, with an option for an additional 2700 km – contract volume some 4.6 billion euro.

The awards are for 525 kV cable systems, 2 GW per system, for seven transmission projects in Germany. These are legally enshrined in the Bundesbedarfsplan or envisaged in the draft of the Netzentwicklungsplan 2037/2045 (2023), with operation expected in the mid 2030s.

NKT is responsible for five of the seven projects, with a volume of 3.5 billion euros.

In the Baltic Sea, NKT is to supply the cables for the offshore grid connection systems of the Ost-2-4 area (Ostwind 4) off the island of Ru¨gen and for the German part of the Bornholm Energy Island project. It will also install the cables on the seabed. Bornholm Energy Island is being implemented by 50Hertz together with Energinet.

In the North Sea, NKT will provide cable for the LanWin 6 (NOR-13-2 area) offshore grid connection system as well as the DC 32 (NordOstLink+) onshore HVDC connection between Po¨schendorf in Schleswig-Holstein and Klein Rogahn near Schwerin in Mecklenburg- Western Pomerania.

NKT has also been contracted for the SuedOstLink+ (SOL+) HVDC project. This will start at Klein Rogahn and join with the SuedOstLink (SOL) in Wolmirstedt near Magdeburg, where construction is sbout to start. NKT is already responsible for the production and installation of cables for SOL.

Prysmian was awarded the contract for a lot consisting of cabling for the LanWin 3 (NOR-11-1 area) offshore connection system in the North Sea and for the eastern part of onshore HVDC link DC 31, NordOstLink (NOL), which is to start from the Heide area in Schleswig-Holstein and run mostly on the same route as NOL+.

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