The projects are the BorWin1 and BorWin2 high-voltage transmission lines, which are designed to allow the connection to Germany’s onshore grid of a number of major offshore wind farms with a total capacity of 1.2GW.

“This partnership represents a milestone transaction in Germany, allowing infrastructure investors to invest in separate clusters of regulated assets,” says TenneT, which will continue to operate the connnections.

Mitsubishi’s equity contribution represents 20% of the total capital expenditure of €1.2bn