| 摘要 |
Bushing leader circuits 3, 4 are connected to end portions of two main buses 1, 2 on the side of a leading-in steel tower 110, and cable head units 85, 95 of cable leader circuits 6, 7 connected to the main buses 1, 2 are arranged in a space formed between the main buses 1 and 2. Thereby it is possible to achive both of simplification of a cable channel and the economy of the apparatus.
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