Based on the description, these appliances are, in general terms, out of scope of Regulation (EU) 2015/1094 and Regulation (EU) 2015/1095. Given that their operating temperature is in the range +4°/+10°C, they are not designed nor declared to operate in the temperature ranges foreseen in Annex I.2 and Annex I.3 to Regulation (EU) 2015/1095.
Disclaimer: Please note that the European Commission cannot provide a legally binding interpretation of the EU legislation, as this is the sole competence of the European Court of Justice. Any remarks from the European Commission services are without prejudice to the position the Commission might take should related cases arise in a procedure before the Court of Justice.