| 摘要 |
The invention relates to an apparatus (1) for operating, in particular powering and protecting, a switching device (3), comprising a high voltage power transformer (2) which is electrically connected on the primary side to a primary fuse element (4) and wherein the switching device (3) is connected to at least one main fuse element (5). According to the invention, the high voltage transformer (2), the primary fuse element (4), the main fuse element (5) and the switching device (3) are designed as an integrated unit (6) such that one end of the main fuse element (5) is located at the switching device (3) and the other end of the main fuse element is located at a support (11), wherein the high voltage power transformer (2) and one or more primary fuse elements (4) are located in an opening area of the support (11). |
