1.5%, a lifetime value of more than 100m DKK. Construction On 31 December 2011, the heavy lift vessel (HLV) Svanen placed the first foundation monopile. Official construction of the wind farm started on 13 January 2012. The first turbine was installed on 3 September and connected to the Danish power grid on 21 September. In May 2013, AOWF became Denmark's largest wind farm when 59 turbines were grid connected, totalling 212MW and surpassing Horns Rev 2. The vessel Sea Installer managed to erect a complete tower (saving time), and installed a wind turbine in 7 hours. On 19 May 2013, the installation vessel Sea Power erected the last of the 111 turbines at Anholt Offshore Wind Farm. The wind farm achieved full power in June 2013, and was inaugurated and commissioned on 4 September 2013. Operation The connection cable has been out of service two times; first the land cable failed for a week in 2014 costing Energinet.dk 9 million DKK in compensation to DONG. In February 2015 the sea cable failed, and Anholt island reverted to its diesel engines. , the farm has produced 4,427 GWh. See also Wind power in Denmark List of offshore wind farms in Denmark List of offshore wind farms External links References Offshore wind farms in the Baltic Sea Wind farms in Denmark Buildings and structures in the Central Denmark Region Ørsted (company) wind farms Energy infrastructure completed in 2013 2013 establishments in Denmark