| 摘要 |
<p>PURPOSE:To facilitate the change from a single-bus arrangement to a double bus system by providing a breaker container forming branch connection sections on the side and up and down, a line side equipment to one of the branch connec tion sections, a bus to the other bus branch connection section, and the other bus branch connection section on the opposite side of the bus branch section. CONSTITUTION:A breaker container 16 forming branch connection sections 17, 24 and 28 on the side and up and down, and a line side equipment 23 com posed of a breaker 19, an earth switch 20, etc., connecting to a branch connec tion section 17 are provided. By providing an earth switch 25 to the other bus branch connection section 24, a bus 27 connected through a bus disconnector 26 and the other bus branch connection section 28 on the opposite side of the connection section 24, the change from a single bus arrangement to a double bus system can be facilitated.</p> |
