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AS-BBKF-202

集線器的工作原理： 集線器并不處理或檢查其上的通信量，僅通過將一個端口接收的信號重 復分發給其他端口來擴展物理介質。所有連接到集線器的設備共享同一 介質，其結果是它們也共享同一沖突域、廣播和帶寬。因此集線器和它 所連接的設備組成了一個單一的沖突域。如果一個節點發出一個廣播信 息，集線器會將這個廣播傳播給所有同它相連 的節點，因此它也是一 個單一的廣播域。

AS-BBKF-202

聯系人：郭先生
聯系電話：18971415643《優先》
座機：027-83238871
傳真：207-61537051
QQ：810334512《優先》

AS-BBKF-202

ABB在中國通過與當地合作伙伴的密切合作，在輸配電、自動化產品和 系 統等方面都建立起了強大的生產基地。業務包括完整系列的電力變壓器 和配電變壓器；高、中、低壓開關應用；電氣傳動系統和電機等。這些 產品已廣泛應用于工業和電力行業。ABB追求卓越質量，其企業和產品 均已成為業內的基準。 ABB在工程和項目管理方面的能力，表現在金屬 、制漿、化學、生命科學、汽車工業、電力行業自動化以及建筑系統等 多個領域。

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