| 摘要 |
PURPOSE:To simplify the structure of a suspended type luminaire having a lighting circuit board and a control circuit board, and improve the assembling workability. CONSTITUTION:A separate board holding part 21 is provided in an insulating base 20 inside of a luminaire main body 10, and a control circuit board is fixed thereto. Cap fitting legs 22 are provided in the insulating base 20, and a light receiving cover 50 for sealing a signal taking window 11 is installed to the tip leg parts 23 freely to be disconnected. The number of parts can be thereby reduced to simplify the structure. |
