KJ19-L通(tong)(tong)訊線路避雷器(qi)采用鋁合金外(wai)殼，密封性好，外(wai)觀(guan)美(mei)觀(guan)安(an)裝接線方便，具(ju)有防塵、防腐蝕功能(neng)。用于(yu)KJ-19型煤礦安(an)全(quan)監控(kong)系統通(tong)(tong)訊設(she)備的電涌(yong)保護，具(ju)有多(duo)級保護，殘壓低，傳輸(shu)性能(neng)優異、相應快
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