| 摘要 |
PROBLEM TO BE SOLVED: To provide an electric power supply device for cooling fans which enables a unit built-in power supply device having small current carrying capacity to be used even when the cooling fans having a large starting current are used, and to provide a cooling fan system.SOLUTION: An electric power supply device for cooling fans includes: unit built-in power supply devices 4 which are mounted on a device 10 including multiple fan units 2 respectively having cooling fans 3 and are mounted on the respective fan units 2, the unit built-in power supply devices 4 which convert power supplied from a power supply unit of the device 10 into power supply for the cooling fans 3 and output the power supply to the cooling fans 3; and an auxiliary power supply device 6 which provides power supply to each cooling fan 3 when the operation of the cooling fan 3 is started. |
