| 摘要 |
PROBLEM TO BE SOLVED: To obtain a switchboard which improves the assembly work efficiency of a vertical bus by enabling a vertical bus assembly to be assembled outside the panel. SOLUTION: In the switchboard which has a horizontal bus 4 that supplies power into the box 2 constituting the frame of the panel and the vertical bus 7 that distributes power to each functional unit 3 connected thereto, the vertical bus assembly 5, which is constituted by attaching a plurality of vertical bus supports 6 retaining the above vertical bus 7 to an inner attachment frame 8, is built and fixed in the above box 2. COPYRIGHT: (C)2006,JPO&NCIPI
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