| 摘要 |
<p>The invention relates to an uninterruptible power supply device, particularly for supplying electrical power to daytime-operated measurement devices. Said invention has at least one accumulator (3) and an electronic control element (4) that are commonly connected on the secondary side to a transducer (6). According to the invention, the transducer (6) is equipped on the primary side with a thermal fuse (7) and a switch (13, 14). Upon activation of the thermal fuse (7), the switch (13, 14) interrupts a primary side voltage supply (2).</p> |
