General Information Converter/Collector Name SylWin1 Converter correct
Status Operational correct
Latitude 55.063 ° correct
Longitude 7.241 ° correct
Comments The SylWin1 project involves a 864MW DC link. The wind projects located 70km to the west of Sylt will be able to feed large quantities of wind power into the German grid through the Slywin1 grid link. There will be 160km of submarine cable and 45km of overland cable. The submarine cable route in the coastal waters as well as the overland cable will run parallel to the route for the Helwin1 project. The link will be enough to supply up to 1.5 million German households with wind-generated power. correct
Foundation Foundation Type Grounded: Mobile Jack-Up correct
Foundation Weight 5800 t correct
Foundation Comments WIPOS self-lifting platform correct
Topside Topside Weight 14000 t correct
Topside Dimensions (LxWxH) 82x56x40 m correct
Helideck Yes correct
Electrical Specifications Power 864 MW correct
DC Voltage Level 320 kV correct
AC Voltage Level 155/300/380 kV correct
Number of Transformers 2 correct
Other Equipment 4 x AC cable compensation reactors. High-voltage gas-insulated switchgear (GIS). correct
Transmission Cable Cable Name Sylwin (1) Alpha to Büttel correct
Number of Transmission Cables 2 correct
Minimum Cable Length 160 km correct
Depth Buried correct
Nominal Voltage 320 kV correct
Conductor Type correct
Section 1250/1700 mm2 correct
Insulation XLPE correct
Cost of the Transmission Cable EUR(mill) 250 correct
Cost Description Prysmian has been awarded SylWin1 project for the connection of the offshore wind farms to mainland. correct
Comments on the Transmission Cable 160km offshore connection goes ashore at Büsum then proceeds for a further 45km to grid connection at Büttel. The route traverses from the EEZ to the Territorial Sea through Gate IV. correct

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