What are the permitted room temperatures for operating this fridge-freezer?

The permitted room temperature depends on the climatic class shown on the rating plate. For class SN the range is +10 °C to +32 °C, class N is +16 °C to +32 °C, class ST is +16 °C to +38 °C, and class T is +16 °C to +43 °C. An SN class appliance will not be damaged at room temperatures down to +5 °C. (Page 6)