HEATING, VENTILATION AND/OR AIR CONDITIONING INSTALLATION FOR A MOTOR VEHICLE PASSENGER COMPARTMENT

摘要

The invention relates to a heating, ventilation and/or air conditioning installation for a motor vehicle passenger compartment comprising: - a first air intake duct (5), - a first air distribution duct (11) comprising at least one first air outlet (15a, 15b) into the passenger compartment and communicating with the first air intake duct (5), and - a second air distribution duct (13) comprising a second air outlet (17). According to the invention, said installation (1) further comprises a second intake duct (7) reserved for a stream of recirculated air (FR2) coming from the passenger compartment and in aeraulic communication with the second air distribution duct (13) so that the second air distribution duct (13) is supplied only with the stream of recirculated air (FR2) coming from the second air intake duct (7).