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2M無損傷自動切換裝置在電力的應用

目前國內大部分電力專網都已建有SDH光環網，它具有自愈環功能，當一端光纖線路中斷了還可以從另外一端將數據傳輸過去。但并不是每一個SDH設備都處于環網里，就好比一些省市地域廣闊，電力通信線路比較長，某一些變電站形成自愈環比較困難，不但投資大，需要的光纜資源多，…

2024-5-1 9:00:25[未知IP0801]網友

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2024-5-1 8:49:46[未知IP0801]網友

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2024-5-1 8:39:53[未知IP0801]網友

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2024-5-1 8:29:39[未知IP0801]網友

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2024-5-1 8:19:04[未知IP0801]網友

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2024-5-1 8:08:28[未知IP0801]網友

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2024-5-1 7:57:53[未知IP0801]網友

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2024-5-1 7:47:18[未知IP0801]網友

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2024-5-1 7:26:08[未知IP0801]網友

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2024-5-1 7:15:33[未知IP0801]網友

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2024-5-1 7:05:19[未知IP0801]網友

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2024-5-1 6:54:43[未知IP0801]網友

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2024-5-1 6:44:08[未知IP0801]網友

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2024-5-1 6:03:13[未知IP0801]網友

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