SJ500X泄(xie)壓/持壓閥:
一、結構及用途
該閥(fa)主(zhu)要(yao)用于(yu)管(guan)路系(xi)(xi)統(tong)(tong)中,以防止管(guan)路系(xi)(xi)統(tong)(tong)超壓(ya)或(huo)維(wei)持管(guan)路的壓(ya)力,當泵關閉后(hou)還可以減少水(shui)(shui)錘(chui)沖擊。也可用于(yu)大(da)型(xing)供(gong)水(shui)(shui)系(xi)(xi)統(tong)(tong)的水(shui)(shui)錘(chui)消除裝置,并且閥(fa)門控制(zhi)系(xi)(xi)統(tong)(tong)的進口處裝有一個(ge)自清洗濾網,利用流體特性,使比重較大(da)、直徑較大(da)的懸浮顆粒不(bu)會進入控制(zhi)系(xi)(xi)統(tong)(tong),確保主(zhu)閥(fa)的上(shang)游供(gong)水(shui)(shui)壓(ya)力某(mou)一設定值上(shang)使系(xi)(xi)統(tong)(tong)循環暢通無阻,該閥(fa)起(qi)閉靈(ling)敏、安全可靠、動作(zuo)平穩、使用壽命長。
四、主要外形及連(lian)接尺寸
注:安(an)裝示意圖(tu)中彈性座封(feng)閘(zha)閥或蝶(die)閥任(ren)選,建議≥ DN350選蝶(die)閥。