London: The company invested €251m ($336m) in Palma del Río 2, and is building a twin plant on an adjacent site in Cordoba province, which will enter service next summer. Acciona says total investment in the five plants, including the next stage of Palma del Río , will be about €1.2bn. Acciona will begin work soon on a sixth CSP plant in Orellana, Badajoz, with a 50MW capacity.