The invention relates to a high-voltage arrangement (1), preferably for a motor vehicle, comprising a housing (2), a high-voltage plug (4) arranged on the housing (2) for the insertion of a high-voltage mating plug (5), a cover (3) that can be mounted on the housing (2) and dismounted, and a spring device (6) comprising at least one first spring element (10) which, when the cover (3) is not mounted, blocks the high-voltage mating plug (5) from being inserted into the high-voltage plug (6), and said cover (3), when mounted, pushing said first spring element (10) down such that the high-voltage mating plug (5) may be inserted into the high-voltage plug (4).