An electric hydraulic excavator (1) is provided with a heater core (34) for heating, an electrical heater (35) for heating a second heat exchange liquid to be supplied to the heater core (34), and a second reserve tank (39) into which the second heat exchange liquid flows and from which the second heat exchange liquid flows out. On top of this, a partition wall (12) is provided to partition between a first cooling fan (28) and the electrical heater (35), and a first reserve tank (29) is located on the same side as the first cooling fan (28) on a basis of the partition wall (12) as a boundary, and a first heat exchange liquid for cooling an electric motor (15) and the like flows into and flows out from the first reserve tank (29) with a change in temperature. On the other hand, the second reserve tank (39) is located at the opposite side to the first cooling fan (28) on a basis of the partition wall (12) as a boundary.


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    Title :

    ELECTRIC CONSTRUCTION MACHINE


    Additional title:

    ELEKTRISCHE BAUMASCHINE
    ENGIN DE CHANTIER ÉLECTRIQUE


    Contributors:

    Publication date :

    2025-07-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F01P Kühlung von Kraft- und Arbeitsmaschinen oder Kraftmaschinen allgemein , COOLING OF MACHINES OR ENGINES IN GENERAL / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / 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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