The invention relates to a working machine, in particular a construction and/or excavation machine such as a crawler, dump truck, mining device, or the like, comprising an electric drive with an electronic power unit which has at least one converter that has power connections for connecting power cables, said connections being covered by a cover. A manually actuatable grounding device is provided for grounding all the poles of the converter and/or for short-circuiting an intermediate circuit connected to the converter. In particular, the invention also relates to such a converter. According to the invention, the manually actuatable grounding device is coupled to a cover lock of the cover such that the cover can be unlocked by actuating said grounding device.
WORK MACHINE HAVING AN ELECTRIC DRIVE
ENGIN DE TRAVAIL A ENTRAINEMENT ELECTRIQUE, DISPOSITIF DE MISE A LA TERRE ET DISPOSITIF DE COURT-CIRCUIT POUR CIRCUIT INTERMEDIAIRE
2015-04-23
Patent
Elektronische Ressource
Englisch
Europäisches Patentamt | 2023
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