| 摘要 |
PROBLEM TO BE SOLVED: To provide an uninterruptible power supply system capable of outputting a seizure signal from a conversion board to an UPS at the time of power recovery of commercial power supply, while eliminating the need for an independent power supply for a conversion board, and to provide an interface converter.SOLUTION: A battery output section 30 connected with a battery 23 is provided in an UPS2. Furthermore, a power supply section 5 for supplying a DC power, obtained from the battery output section 30, to a conversion board 4 is provided on the conversion board 4. |
