Rotary ventilator with inner heating - has heater comprising heating elements arranged in air entry opening of each ventilation cone and burns gas with atmos. or sec. air

摘要

The heater (13) takes the form of heating elements arranged for each ventilator cone (4) in its area of the air entry opening. The heater is formed as a burner for combustion of a gas-form fuel with atmospheric air or sec. air. A fan (12) is arranged inside the ventilator cone and the burner is downstream of the fan. The ventilator cone is driven by a hollow shaft (11), which encompasses a second hollow shaft (9), and which drives the fan. The burner (13) is fed by a tube (10) inside the second hollow shaft with fuel. USE/ADVANTAGE - To prepare simply a balanced dry air supply in an entire dry room.