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.
Working machine with electric drive, grounding device, and short-circuiting device for intermediate circuit
04.10.2018
Patent
Elektronische Ressource
Englisch
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