進口高溫防爆電磁閥
進口高溫防爆電磁閥概述
美國WORK廣泛應用于高壓系統、蒸汽系統、低溫系統、工業石油供用系統、灌裝系統、供熱系統、儲罐系統、電廠設備、石化設備、真空設備、氣動設備、消防設備、管道自控工程等。
工作原理
當線圈通電,動鐵芯吸合,先導閥口處于開啟狀態,使主閥塞上腔降壓,主閥塞因壓差開啟,介質流通。
當線圈斷電,動鐵芯復位,先導閥口處于關閉狀態,使主閥塞上腔升壓,將主閥塞壓下,電磁閥關閉
主要技術參數
公稱通徑:DN1-200mm
公稱壓力:1.0-75Mpa
動作方式分類 A、直動式 B、先導式、C、反沖式(無差壓)
控制方式分類 A、常閉式 B、常開式
按外殼防護型式劃分 A、普通型 B、防塵型 C、防水型 D、防爆型
按接管連接型式分類 A、螺紋式 B、法蘭式
按流通介質分類 蒸汽、空氣、水、油、燃氣、制冷劑
按工作壓力分類 W-無壓差:0~0.6MPa、L-低壓:0.03~0.6MPa、M-中壓:0.03~1.6MPa、H-高壓:0.03~2.4MPa、C-超高壓:0.1~380MPa (共12種超高壓范圍)
注:高壓只適合小口徑閥
按額定電壓分類 交流:AC24V、AC110V、AC220V、AC127V、AC380V
直流:DC12V、DC24V、DC110V、DC220V
按線圈功率分類 8(0.34A)、14(0.6A)、24(1A)、50(2.1A)(交流為VA、支流為W)
按介質溫度分類 -196℃、-50℃、+60℃、+120℃、
+200℃、+250℃、+350℃、+450℃
詳細技術參數:http:///cn/products/729.htm
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