Puumala-solar-district-heating-1280x674

District heating

Suur-Savon Sähkö

Savosolar has been selected as general contractor to build the largest solar thermal system in Finland to date, on behalf of Suur-Savon Sähkö Oy for its district heating network in Puumala, which supplies households with healthy heating. In this hybrid installation the solar thermal system is producing both, high-temperature heat to district heating supply pipe and also low-temperature heat to improve heat pump plant COP.

Collector type

Savo 16S

Amount of collectors

27 pcs

Collector area

431m², gross

Power

0.3 MW

Energy production

175 MWh/a

Commissioning

2021