| 摘要 |
<p>A safety load breaking switch with a housing (10) taking two electrical contacts (12, 14) and a fuse (30) exchangeably held in a fuse seat (28), the fuse together with the fuse seat being turnable in a switch-on position in which it connects both contacts (12, 14), whereat the fuse seat (28) is realized to be pulled out as a drawer kept in the housing (10) is designed in such a way that the contact (14) arranged in the housing (10) at the bottom of the insertion opening for the fuse seat (28) is realized as a springing contact and, in the switch-on position, presses the fuse (30) towards the second contact (12), and that the fuse seat (28) includes a cam (44) cooperating with a guiding contour (46) realized in the housing (10) in such a way that, at the turning of the fuse seat, the fuse seat (28) and the fuse (30) are pulled deeper into the housing (10) and the fuse (30) presses the springing contact (14) until, after passing the dead point, it springs back against the second contact (12).</p> |
