Disclosed is a power supply apparatus for an electric construction machinery. According to one embodiment of the present invention, the electric construction machinery can be reliably recharged at a slow or rapid rate depending on a case at a work site, improving work efficiency. The power supply apparatus for the electric construction machinery of the present invention comprises: an auxiliary battery unit (100); a converter unit (200); a charging port unit (300); and a sub-battery (400).

    전기 건설기계용 전력공급장치가 개시된다. 본 발명의 일 실시 예에 따른 전기 건설기계용 전력공급장치는 전기 건설기계가 작업 현장에서 경우에 따라 완속 또는 급속 충전을 안정적으로 실시할 수 있어 작업 효율이 향상된다.


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    Titel :

    Power supply for electric excavators


    Weitere Titelangaben:

    전기 건설기계용 전력공급장치


    Beteiligte:
    SEO HYUN JAE (Autor:in) / PARK JIN HYUN (Autor:in) / KIM YONG BEOM (Autor:in)

    Erscheinungsdatum :

    02.06.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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