| 摘要 |
PROBLEM TO BE SOLVED: To provide an illumination system capable of reducing costs and improving maintainability without adversely affecting devices and the like used in an electromagnetic shield chamber.SOLUTION: An illumination system comprises: a power supply device 1 arranged outside an electromagnetic shield chamber Z and converting alternating current to direct current; a noise filter 2 arranged in a wall part for partitioning the electromagnetic shield chamber Z; a first wiring part 3 connecting the power supply device 1 and the noise filter 2; a plurality of DC lighting fixtures 4 arranged in the electromagnetic shield chamber Z; a drive unit 5 supplying direct current to the plurality of DC lighting fixtures 4 arranged in the electromagnetic shield chamber Z by a prescribed current; a second wiring part 6 connecting the noise filter 2 and the drive unit 5; and a third wiring part 7 connecting the drive unit 5 and the plurality of DC lighting fixtures 4. The third wiring part 7 includes a plurality of pairs of wirings corresponding to the number of DC lighting fixtures 4. |
