The 72,480-module project, outside Visonta, northeast of Budapest, stands on the site of a decommissioned sludge basin.
Chief executive Peter Terium says the PV park is not just the largest in Hungary, but also one of RWE’s biggest.
Hungary had about 80MW of installed solar at the end of 2014. The share of renewables in gross power consumption at the time was 6.8%,
