This document stipulates the requirements for household fresh air supply net fresh air rate, particulate matter purification energy efficiency limits, particulate matter purification energy efficiency levels, gaseous pollutant purification energy efficiency limits, standby power, etc. It describes the corresponding test methods and stipulates the content of the signs. . This document is applicable to the testing and evaluation of energy efficiency of household and similar electric fresh air fans (hereinafter referred to as "appliances") with rated voltages not exceeding 250V for single-phase appliances and 480V for other appliances. The test and evaluation of the energy efficiency of the building's centralized fresh air system should be used as a reference.
T/CNLIC 0077-2023 history
2023T/CNLIC 0077-2023 Household fresh air fan energy efficiency limit value and energy efficiency grade