1.1 主要用途及使用范圍 
        礦用千兆環(huán)網(wǎng)交換機(jī)（以下簡(jiǎn)稱(chēng)交換機(jī)）主要適用于煤礦井下，主要用于數(shù)據(jù)的傳輸與交換。能滿(mǎn)足應(yīng)用領(lǐng)域中高彈性及高擴(kuò)充性的需求，可協(xié)助客戶(hù)全面升級(jí)以太網(wǎng)絡(luò)。具備高彈性及高效能，適用于任何嚴(yán)竣的場(chǎng)合應(yīng)用。 
        1.2 型號(hào)組成及代表意義 
        KJ  J   － 166 
          

                                                                                   
                                        
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