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多葉(xie)(xie)排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)口(kou)一(yi)(yi)般(ban)安(an)(an)(an)(an)裝在(zai)過道或(huo)防煙(yan)(yan)(yan)(yan)前(qian)室，平時常閉(bi)，發(fa)生火(huo)(huo)災(zai)時煙(yan)(yan)(yan)(yan)感探頭(tou)發(fa)出(chu)火(huo)(huo)警信(xin)號，控(kong)制中(zhong)(zhong)心給(gei)閥(fa)(fa)上電磁鐵接(jie)(jie)通電信(xin)號使(shi)閥(fa)(fa)門(men)迅速(su)打開(kai)，也可人(ren)手(shou)動(dong)迅速(su)打開(kai)閥(fa)(fa)門(men)進行排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)。    多葉(xie)(xie)排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)口(kou)PYK-3 I II型9(SD)通常用(yong)于安(an)(an)(an)(an)裝于樓(lou)新梯(ti)前(qian)室、排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)豎井的墻(qiang)上，亦可安(an)(an)(an)(an)裝在(zai)排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)系統管道側面或(huo)風道末端。多葉(xie)(xie)排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)口(kou)一(yi)(yi)般(ban)安(an)(an)(an)(an)裝在(zai)過道或(huo)防煙(yan)(yan)(yan)(yan)前(qian)室，平時常閉(bi)，發(fa)生火(huo)(huo)災(zai)時煙(yan)(yan)(yan)(yan)感探頭(tou)發(fa)出(chu)火(huo)(huo)警信(xin)號，控(kong)制中(zhong)(zhong)心給(gei)閥(fa)(fa)上電磁鐵接(jie)(jie)通電信(xin)號使(shi)閥(fa)(fa)門(men)迅速(su)打開(kai)，也可人(ren)手(shou)動(dong)迅速(su)打開(kai)閥(fa)(fa)門(men)進行排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)。板式排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)口(kou)一(yi)(yi)般(ban)應用(yong)在(zai)走道或(huo)防煙(yan)(yan)(yan)(yan)前(qian)室，無窗房間的排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)系統的排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)口(kou)處，可以吊(diao)裝在(zai)天花(hua)板上或(huo)安(an)(an)(an)(an)裝在(zai)側墻(qiang)；多葉(xie)(xie)排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)口(kou)一(yi)(yi)般(ban)安(an)(an)(an)(an)裝于樓(lou)梯(ti)前(qian)室、排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)豎井的墻(qiang)上，亦可安(an)(an)(an)(an)裝在(zai)排(pai)(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)系統管道側面或(huo)風道末端。