| 摘要 |
PURPOSE:To enable a distribution board to be installed apart from a wall by providing an upper and lower frames before a backboard, which mounts internal components, and ducts on both sides of before the backboard, and by fixing to the floor the backboard provided with a protective panel before it. CONSTITUTION:An upper frame 20 and lower frame 30 are provided respectively before a backboard 10, which mounts two or more internal components such as switches. A duct 40 is installed on both sides of the backboard 10. At the front of the backboard is provided a protective panel, which can be freely turned, to open and close, on the supporting points 53, 54 on the upper frame 20 and lower frame 30. A section 15, which is provided on the lower frame 30 and intended to be fixed to a desired point on the floor, is fixed to the floor with foundation bolts. A locking member 16 comprises a member 17 to be locked, link 18, and support 19. Cables are connected to the internal components on the backboard 10 through the space in the lower frame 30 and duct 40. Thus, the distribution board can be installed at a place apart from a wall B. |
