企(qi)業名稱:德州晟剛空調設(she)備有限公(gong)司
聯系人:經理
電話:15853454023
郵箱:497526291@qq.com
網址:hb-jthb.cn
地址:山東省(sheng)德州(zhou)市(shi)武城縣魯(lu)權(quan)屯鎮騰翔大街西首
主營產品:排(pai)煙風(feng)機(ji)、防火閥、鋁合金風(feng)口等空調末端產品。
防火(huo)(huo)閥(fa)是一種常閉(bi)(bi)型閥(fa)門,由控制(zhi)中(zhong)心(xin)(xin)通(tong)24V直流電開啟或(huo)手(shou)動(dong)(dong)(dong)開啟,在280℃時(shi)自動(dong)(dong)(dong)關(guan)(guan)閉(bi)(bi),復位必須手(shou)動(dong)(dong)(dong)。它的(de)(de)作(zuo)用是:當煙(yan)(yan)氣溫度(du)達到(dao)280℃時(shi),人已(yi)基本疏散完(wan)畢,排(pai)煙(yan)(yan)已(yi)無(wu)實際意義,而煙(yan)(yan)氣中(zhong)此時(shi)已(yi)帶(dai)火(huo)(huo),閥(fa)門自動(dong)(dong)(dong)關(guan)(guan)閉(bi)(bi),以(yi)避免火(huo)(huo)勢蔓(man)延。系(xi)統(tong)的(de)(de)排(pai)煙(yan)(yan)風口(kou)也(ye)可以(yi)用常閉(bi)(bi)型的(de)(de)防火(huo)(huo)排(pai)煙(yan)(yan)口(kou),取(qu)消支管(guan)上的(de)(de)排(pai)煙(yan)(yan)防火(huo)(huo)閥(fa)。火(huo)(huo)災時(shi),該風口(kou)由控制(zhi)中(zhong)心(xin)(xin)通(tong)24V直流電開啟或(huo)手(shou)動(dong)(dong)(dong)開啟,當煙(yan)(yan)溫達到(dao)280℃時(shi)自動(dong)(dong)(dong)關(guan)(guan)閉(bi)(bi),復位也(ye)必須手(shou)動(dong)(dong)(dong)。排(pai)煙(yan)(yan)風機房入(ru)口(kou)也(ye)應安裝排(pai)煙(yan)(yan)防火(huo)(huo)閥(fa),以(yi)防火(huo)(huo)勢蔓(man)延到(dao)風機房所在層(ceng)。