| 摘要 |
PURPOSE:To connect between exchange containing boxes with an inexpensive house wiring cable through a connecting cylinder by providing a connecting frame and a window frame. CONSTITUTION:At the time of transporting an exchange containing box 1, a connecting frame 11 is led in the containing box so that it will be positioned more inside than a side plate 3A, and a sealing plate 16 is sealed from the outside. When the containing box is linked and connected to other exchange containing box 21 which is installed in parallel, the sealing plate 16 is removed, the connecting frame 11 is protruded in the direction of an opening window 3A and fixed on a window frame 14 with a fixing screw 15 so that a connecting cylinder 17 can be fitted. Moreover, an L-shape supporting fitting 18, a rainwater-proof plate 9 and a packing 10 are fitted. A cable holder 19 is provided inside of the connecting cylinder 17, and containing boxes, are connected with each other by a connecting cable 20 composed of the house wiring cable. |
