Danish network operator Energinet.dk said a tender for offshore converter stations proved “far more expensive than estimated” and beyond the Kriegers Flak link’s DKr3.5bn ($638m) budget.

The operator is on a tight timetable to deliver a connection for Kriegers Flak by mid-July 2018, and is about to begin tenders for large-scale components on the AC link.

Energinet.dk said it will now work with German counterpart 50 Hertz on options to link the German Baltic wind farms to the AC connection.

The