According to an embodiment of the present invention, provided is a preheating system for a construction machine, which comprises: a power supply unit supplying power to a construction machine; an air heater increasing a cooling water temperature of the construction machine; a preheating relay supplying power to the air heater; an engine control unit transmitting a preheating signal to the preheating relay for the cooling water to be kept at more than a predetermined temperature; a monitoring unit having a preheating lamp which displays operation of the air heater; and a vehicle control unit receiving transmission of the preheating signal from the engine control unit, and receiving an output of the preheating relay from the preheating relay. The vehicle control unit receives the preheating signal and an output signal of the preheating relay to turn on a preheating lamp of the monitoring unit.


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    Title :

    PREHEATING SYSTEM FOR CONSTRUCTION MACHINE


    Contributors:

    Publication date :

    2015-09-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    E02F Baggern , DREDGING / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht



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