| 摘要 |
PURPOSE:To obtain a metal-clad switchgear which can reduce an installation area, shorten an installation period and comply with various specifications. CONSTITUTION:Block units 1A, 1B, 1C in which drawing-out-type apparatus chambers and cable chambers have been installed alternately are stacked around a bus chamber 2. Longitudinal buses 7A, 7B, 7C are erected and installed in the bus chamber 2. Transverse bus rings 10A, 10G, 10C are installed at the outside of the longitudinal buses 7A, 7B, 7C, and they are connected to the longitudinal buses 7A, 7B, 7C. Feeder breakers 4A, 4B, 4C, 4D, 4F, 4E and the like in the individual apparatus chambers are connected to the transverse bus rings 10A, 10B, 10C via contact makers. |
