Heater, in particular for a heating or air conditioning system of a motor vehicle

摘要

The invention relates to a heater which, in particular, is intended for a heating or air-conditioning system of a motor vehicle, and which is provided with at least one water inlet connection and at least one water outlet connection which are mounted on a central water box to which there are joined on two sides bundles of parallel tubes which are provided at their ends with deflecting water boxes. The central water box is subdivided between the water inlet connection or connections and the water outlet connection or connections in such a way that effective flow is possible through both tube bundles or, as the case may be, only one of the tube bundles.