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General Information Name Gunfleet Sands I + II Other names GFS Country name United Kingdom Region England, East of England Comments Round (or category) Round 1 Development status Fully Commissioned Comments on the status Power & Turbines Notice any Errors? You can keep this an open resource by submitting corrections! Project Capacity 172.8 MW Turbine Model SWT-3.6-107 (Siemens) Turbine Capacity 3.6 MW Number of Turbines 48 Total Turbine Height 128.5 m Hub Height 75.00 m Rotor Diameter 107 m Foundation Grounded: Monopile Download Database for Excel Windspeed 10 Year Mean Wind Speed (2000-2009) Available online now Detailed wind speed data 6 hr/day/month historic data Costs Stated Project Cost DKK(mill) 3900.00 Location & Environment Sea name North Sea, Southern North Sea (Thames) Centre latitude 51.730° Centre longitude 1.229° Area 16 km2 Depth range (Chart Datum) 0 m - 13 m Depth range stated by developer 2 m - 15 m Distance From Shore (reported) 7 km Distance From Shore (computed from centre) 7.4 km Ports Installation base Harwich Ops and maintenance Brightlingsea Grid Converter platforms None Offshore transformers Gunfleet Sands I + II Substation Grid connection point Cooks Green Cable landing point Holland Haven Export Cables Please note that export cables connect the offshore transformer (substation) to either; shore or an offshore HVAC-HVDC converter station for onward transmission via HVDC cabling. Please see the converters page for planned converter stations and transmission cables. The export cable length does not generally include the onshore component. The exception is when the onshore substation is close to shore. Number of Export Cables 1 Average length per cable 9.3 km Transmission type (e.g. HVAC) HVAC Nominal voltage 132 kV Maximum voltage 145 kV Power rating 182 MVA Number of cores 3 Conductor type Cu Section 800 mm2 Insulation XLPE Number fibre optics 48 Minimum bend radius (MBR) 3 m Burial depth 2 m Comments Onshore Cables (new) Number of onshore cables 3 Average length per cable 3.8 km Comments 132kV, 182MVA, buried to a depth of 1.2m. The cables have been pulled through the ducted section in approximately 400m lengths, in one trench. Array Cables Array cable length 34 km Estimated cable length In purchased database Transmission type (e.g. MVAC) MVAC Nominal voltage 33 kV Maximum voltage Burial depth Number of cores 3 Conductor type Cu Section 500/150 mm2 Insulation EPR Power rating Number of fibre optics 24 Minimum bend radius (MBR) Comments Benefits Homes powered annually 96621 CO2 reduced per year 195271 tonnes SO2 reduced per year 4541 tonnes Expected life 25.0 years Other Website Visit

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