| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To sufficiently utilize battery power with which accommodation is performed among uninterruptible power supply devices, as power to be supplied to an external apparatus. <P>SOLUTION: A multiple output uninterruptible power supply device comprises a plurality of uninterruptible power supply devices, a first power transmission bus and a second power transmission bus. Each of the uninterruptible power supply devices has: a main unit including a first conversion part for converting AC power supplied from a commercial power supply to DC power, and a second conversion part for converting the DC power output from the first conversion part to AC power to be supplied to an external apparatus; a battery; a first switch part connected between the main unit and the first power transmission bus; a second switch part connected between the main unit and the second power transmission bus; a third switch part connected between the battery and the first power transmission bus; and a fourth switch part connected between the battery and the second power transmission bus. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
