/ Device for Turning On/Off Air Conditioner with Sensing Wind Pressure in a Bus Air Conditioner Duct

摘要

PURPOSE: A device for turning on/off an air conditioner is provided to achieve improved efficiency of engine power, while reducing noises and fuel consumption by avoiding unnecessary operation of the compressor. CONSTITUTION: A device comprises an auxiliary outlet lid(22) which opens/shuts by the wind pressure in an air conditioner duct(1); a wind pressure sensing on/off device for stopping or operating the air conditioner in accordance with the opening/shutting operation of the auxiliary outlet lid; and an auxiliary outlet lid spring(23) for shutting the auxiliary outlet lid in accordance with the wind pressure in the air conditioner duct. The wind pressure sensing on/off device includes an on/off sensor(21) which is turned on/off in accordance with the opening/shutting operation of the auxiliary outlet lid; an electronic control unit for outputting a control signal for operating or stopping the air conditioner in accordance with the on/off operation of the on/off sensor; and an air conditioner driving relay for applying power to the air conditioner in accordance with the control signal output from the electronic control unit.