Oilon ECO Inverter+ 25, Installation And Commissioning Manual

Page: 37 / 58

4.4 Design outdoor temperature
The information below applies to Finland, and is provided for reference only.
Weather Zones Finland ver. 1
Weather zone
(in Finland)
Design outdoor
temperature, °C
I −26
II −29
III −32
IV −38
References:
Lämmitys- ja ilmanvaihtolaitteiden suunnittelun normaaliohjeet. LVTY, 1966, Lämpö- ja vesijohtoteknillinen
yhdistys r.y., Helsinki, Finland.
National Building Code of Finland, part D5 1985-2007; part D3 2012.
Ympäristöministeriön asetus uuden rakennuksen energiatehokkuudesta, Finlex: 1010/2017
Test reference year 2012 for building energy demand and impacts of climate change, Finnish
meteorological institute, reports 2011:6, Sitra Reports 53
Weather data for building - physical studies and the building energy reference year 2020 in a changing
climate, Finnish meteorological institute, reports 2020:6
M8003 2219EN 35 (54)