防火阀是(shi)其平时工(gong)作均(jun)呈(cheng)常开(kai)状(zhuang)态(tai),熔断(duan)关(guan)闭温(wen)度(du)均为(wei)70℃,风(feng)阀均(jun)可调节开度;不(bu)同点是动作(zuo)方(fang)式和(he)复(fu)位(wei)方(fang)式,电动式(shi)是(shi)通(tong)过输(shu)入的(de)电信(xin)号(hao),执行机构内的电磁铁(tie)通(tong)电(dian)动作(zuo),阀门自(zi)动(dong)关闭;手动(dong)式是(shi)手(shou)动关闭(bi)或70℃熔断(duan)器(qi)动(dong)作关闭。按(an)其用途(tu)又(you)可分为(wei)防(fang)火阀(fa)和防(fang)火(huo)调节阀(fa)。相同点是(shi)其(qi)熔(rong)断(duan)关闭(bi)温度(du)均(jun)为(wei)70℃,一(yi)般(ban)产品(pin)均可手动(dong)关(guan)闭。不同点是(shi)防(fang)火调节(jie)阀用(yong)于(yu)有(you)防火(huo)要求(qiu)且(qie)需(xu)要调(diao)节(jie)风(feng)量(liang)的(de)风管系统(tong)中,具有手动(dong)关(guan)闭(bi)、手(shou)动(dong)复位(wei)、电动关(guan)闭(bi)、电(dian)动复(fu)位(wei)、电信号输(shu)入(ru)输出(chu)与风(feng)机连锁等功能(neng)。
联系人:黄经(jing)理;联(lian)系(xi)电(dian)话:137-0885-0801/132-9495-3260/400-6260-801
公(gong)司地址(zhi):云南省(sheng)昆(kun)明(ming)市大(da)板(ban)桥(qiao)街(jie)道办事处(chu)西(xi)冲社(she)区(qu)国际(ji)印(yin)刷包(bao)装城(cheng)二期(qi)DTCKG2017-036号地块(kuai)