LONDON, July 29 (Reuters) -
* Scotland’s largest offshore wind farm, Beatrice, off the Caithness coast, has started commercial production, operator SSE said on Monday.
* The 588 megawatt wind farm cost 2.5 billion pounds ($3 billion) and is the fourth largest wind farm in the world, the company said.
* Beatrice is now producing enough energy to power 450,000 homes a year, SSE added.
* Beatrice Offshore Windfarm Ltd is a joint venture between SSE, Copenhagen Infrastructure Partners and Red Rock Power Ltd. ($1 = 0.8108 pounds) (Reporting by Nina Chestney; Editing by Kirsten Donovan)