50Hertz

Built World

Client awarding the UXO survey and clearance contract

Fugro will survey, identify, and clear unexploded ordnance (UXO) along the routes of 50Hertz's LanWin3 and LanWin6 high-voltage direct current (HVDC) grid connections. Survey work starts in the second quarter of 2027, scanning 200-metre-wide corridors with magnetic sensors. Target inspection follows in 2028.

Updated Oct 31

Built World

Manages the OST-6-1 grid connection for Gennaker

The two offshore substations that will carry power from the Gennaker wind farm to the German grid are standing in the Baltic Sea. 50Hertz confirmed on October 22 that the platforms, OSS Darß and OSS Zingst, are installed.

Updated Oct 23

New Capabilities

As of September 2026: Connecting the battery to Germany's 380 kV grid

Vattenfall announced a final investment decision to build a 254-megawatt, 1,000-megawatt-hour battery storage system at the site of its retired Brunsbüttel nuclear power plant in Schleswig-Holstein, Germany. When it comes online by the end of 2028, it will be one of Europe's largest grid-scale batteries, connected to the 380-kilovolt transmission network of operator 50Hertz.

Updated Sep 11