Additional electric heating devices and heating, ventilation and / or air conditioning devices including such additional heating devices

摘要

The invention relates to an additional electric heating device for heating air flow, which comprises a shell (5) and a heating chamber (7) for accommodating at least one heating module. Having: the first end (51) includes at least one opening (52) to allow insertion of the heater module; the second end (53) is closed and arranged at the first end (51)And at least two closed beams (55) connecting the first end () and the second end (), the shell (...) having a first symmetrical plane (...) according to a determined longitudinal axis plane (...) of the beam and a first (...) 51 and a second (...) 53 The second plane of symmetry perpendicular to the first plane of symmetryThe cutting line forming the longitudinal axis of the shell