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產品(pin)分類BURKERT伺服(fu)活(huo)塞電(dian)磁(ci)閥0406 有常(chang)(chang)閉型(xing)(xing)和常(chang)(chang)開(kai)型(xing)(xing)二種。常(chang)(chang)閉型(xing)(xing)斷電(dian)時(shi)(shi)(shi)呈關(guan)閉狀(zhuang)態,當線圈通電(dian)時(shi)(shi)(shi)產(chan)生(sheng)電(dian)磁(ci)力,使動(dong)鐵(tie)芯克服(fu)彈(dan)簧力同靜鐵(tie)芯吸合(he)直接(jie)開(kai)啟(qi)閥,介(jie)質(zhi)呈通路(lu);當線圈斷電(dian)時(shi)(shi)(shi)電(dian)磁(ci)力消失,動(dong)鐵(tie)芯在彈(dan)簧力的作用下復位,直接(jie)關(guan)閉閥口,介(jie)質(zhi)不通。結構簡單(dan),動(dong)作可靠,在零壓差和微真空下正(zheng)常(chang)(chang)工作。常(chang)(chang)開(kai)型(xing)(xing)正(zheng)好相(xiang)反(fan)。如小于φ6流量(liang)通徑的BURKERT電(dian)磁(ci)閥