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clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="ft29mri" class="twoCol"><div id="ht8q47r" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_yiqiyibiao/">儀器儀表</a>?<a href="http://www.cdcfah.com/cp/second-yiqiyibiao_famen/">閥門</a>?<a href="http://www.cdcfah.com/cp/third-famen_fati/">閥體</a>?來(lái)賓防火閥直銷公司來(lái)電咨詢佛山文質(zhì)通風(fēng)設(shè)備供應(yīng)</p><div id="o7fvszv" class="leftbox clearfix"><h1>來(lái)賓防火閥直銷公司來(lái)電咨詢佛山文質(zhì)通風(fēng)設(shè)備供應(yīng)</h1><div id="r2flxop" class="proBig"><div id="gf3g9to" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174486904297/5662677.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="i28tnok" class="smallimg"><div><p 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</span>大瀝鎮(zhèn)黃岐六聯(lián)鄉(xiāng)高力中村倉(cāng)庫(kù)(自編)3號(hào)(住所申報(bào))</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="uieasep" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="exyp3mi" class="box"><p><p style="text-indent:25px">自動(dòng)防煙防火閥有兩個(gè)**電動(dòng)控制信號(hào)，分別由EMCS、氣消系統(tǒng)進(jìn)行監(jiān)控，控制信號(hào)均為DC24V±10%信號(hào)。每臺(tái)全自動(dòng)防煙防火閥有六個(gè)**反饋信號(hào)（三個(gè)開到位，三個(gè)關(guān)到位）反饋信號(hào)均為常開無(wú)源接點(diǎn)信號(hào)，來(lái)賓防火閥直銷公司。排煙口如果你在管路上安裝了必要的排煙閥，就用普通的單層百葉風(fēng)口即可；否則需用板式排煙口，它同時(shí)帶有排煙防火閥的機(jī)構(gòu)。防火閥選用主要控制參數(shù)為規(guī)格等。防火閥適用于通風(fēng)空調(diào)系統(tǒng)，來(lái)賓防火閥直銷公司，除公共建筑的廚房排油煙系統(tǒng)用防火閥，動(dòng)作溫度為150℃外，一般通風(fēng)空調(diào)系統(tǒng)用防火閥動(dòng)作溫度為70℃，來(lái)賓防火閥直銷公司。排煙防火閥是主動(dòng)化體系中的一個(gè)重要組成部分，它裝于現(xiàn)場(chǎng)操控流路。來(lái)賓防火閥直銷公司</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="來(lái)賓防火閥直銷公司,防火閥" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174486904297/5662677.png"></div><p style="text-indent:25px">防火閥運(yùn)用中注意事項(xiàng)：在生活中,通常在通風(fēng)和空調(diào)體系道路的計(jì)劃中都會(huì)裝置和運(yùn)用防火閥.它是實(shí)際的工程建造中發(fā)揮著很主要的功用和效果.本來(lái)閥門關(guān)于各個(gè)有些都有著很主要效果,是主要的部件之一.在作業(yè)的過程中,能夠關(guān)于它的風(fēng)量進(jìn)行調(diào)理,能夠完成體系的調(diào)試.在作業(yè)之后,閥門的展開都固定好,然后得到了合理的分配,依照根本的需要進(jìn)行計(jì)劃。防火閥在工程設(shè)備中是不能夠短少的消防設(shè)備,能夠極好的安排火災(zāi)的發(fā)作,起到了很主要的功用和效果.它關(guān)于安全環(huán)境起到了至關(guān)主要的效果.它能夠掃除許多的危險(xiǎn),應(yīng)依照根本的需要進(jìn)行規(guī)劃。消防操控設(shè)備關(guān)于避免防煙,排煙設(shè)備起到了很主要的操控效果.在發(fā)作火災(zāi)的時(shí)分,必須要關(guān)于有關(guān)的部位進(jìn)行送風(fēng).遇到問題的時(shí)分,通常都會(huì)宣布一些聲響，能夠操控火災(zāi)的發(fā)作。管網(wǎng)氣體救系在裝置的時(shí)分,也應(yīng)當(dāng)充沛的考慮它的安全性,能夠操控功能。肇慶防火閥價(jià)格表防火閥是一種常閉型閥門，由控制中心通24V直流電開啟或手動(dòng)開啟，在280℃時(shí)自動(dòng)關(guān)閉，復(fù)位必須手動(dòng)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="來(lái)賓防火閥直銷公司,防火閥" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174407099610/1742882.png"></div><p style="text-indent:25px">防火閥通常能夠裝置于空調(diào)設(shè)備如新風(fēng)機(jī)組、空調(diào)機(jī)組等出風(fēng)口的送風(fēng)主風(fēng)道上。能夠裝置于風(fēng)道穿越防火分區(qū)時(shí)?！⊙b置于風(fēng)道穿越建筑構(gòu)造的伸縮沉降縫時(shí)。當(dāng)風(fēng)道在無(wú)法防止的狀況下，穿越易燃的車間或房間時(shí)。除此之外，我們還應(yīng)該了解到的是防火閥是用來(lái)阻斷來(lái)自火災(zāi)區(qū)的煙氣及火焰經(jīng)過，并在一定時(shí)間內(nèi)能滿足耐火穩(wěn)定性和耐火完好性請(qǐng)求的閥門。為了將火災(zāi)惹起的損失減少到盡量小水平，就必需采取有效的防火、防排煙措施，以控制火勢(shì)蔓延，而防火閥在通風(fēng)、空調(diào)及防排煙系統(tǒng)中的合理設(shè)置，則起到了重要的作用。</p><p style="text-indent:25px">防排煙系統(tǒng)中防火閥的設(shè)置與選用在排煙風(fēng)機(jī)的入口總管上應(yīng)設(shè)置當(dāng)煙氣溫度超過280℃時(shí)能自動(dòng)關(guān)閉的排煙防火閥，且應(yīng)與排煙風(fēng)機(jī)連鎖，當(dāng)排煙防火閥關(guān)閉時(shí)，風(fēng)機(jī)停止運(yùn)轉(zhuǎn)。排煙風(fēng)機(jī)應(yīng)保證在280℃時(shí)能連續(xù)工作30min。需要說明的是，排煙防火閥設(shè)置在排煙風(fēng)機(jī)前、后，要依具體情況靈活確定。以地下室排煙系統(tǒng)為例：當(dāng)?shù)叵率?為一層，且排煙經(jīng)豎風(fēng)道排至室外時(shí)，排煙防火閥宜設(shè)置在排煙風(fēng)機(jī)入口總管上；當(dāng)?shù)叵率覍訑?shù)在二層及二層以上，各層共用一排煙豎井時(shí)，則每層排煙防火閥應(yīng)設(shè)置在排煙風(fēng)機(jī)出口總管上，即緊靠排煙豎井一側(cè)設(shè)置。閥門若與風(fēng)機(jī)聯(lián)動(dòng)的應(yīng)選用帶雙微動(dòng)開關(guān)裝置。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="來(lái)賓防火閥直銷公司,防火閥" src="https://tyunfile.71360.com/UploadFile/wenzhitongfengshebei/637363174258398438/156679.png"></div><p style="text-indent:25px">至于排煙類閥門的自動(dòng)復(fù)位功能，規(guī)范和消防認(rèn)證要求只要具備復(fù)位功能即可，通常情況只要具備手動(dòng)復(fù)位功能就可以滿足要求。因?yàn)榕艧熛到y(tǒng)使用的概率非常小，就算使用也是其中少數(shù)幾個(gè)系統(tǒng)會(huì)啟動(dòng)，為了不確定的其中幾個(gè)閥門就讓所有閥門都具備電動(dòng)復(fù)位功能，顯然是沒有必要的，火災(zāi)完根據(jù)動(dòng)作信號(hào)手動(dòng)復(fù)位即可，并沒有多大的工作量。當(dāng)然如果預(yù)算足夠，規(guī)定所有的閥門均具備自動(dòng)復(fù)位功能也未嘗不可，應(yīng)注意有遠(yuǎn)距離復(fù)位功能的閥門，當(dāng)通電動(dòng)作后，應(yīng)具有顯示閥門葉片位置的信號(hào)輸出通風(fēng)管是火災(zāi)時(shí)不使用的到70度時(shí)關(guān)閉防火閥起到阻止火災(zāi)蔓延的作用。來(lái)賓防火閥直銷公司</p><p style="text-indent:25px">防火閥可以選擇安裝手動(dòng)、電動(dòng)、全自動(dòng)三種不同機(jī)構(gòu)實(shí)現(xiàn)不同的功能要求。來(lái)賓防火閥直銷公司</p><p style="text-indent:25px">安裝在通風(fēng)、空氣調(diào)節(jié)系統(tǒng)的送、回風(fēng)管道上，平時(shí)呈開啟狀態(tài)，火災(zāi)時(shí)當(dāng)管道內(nèi)煙氣溫度達(dá)到70℃時(shí)關(guān)閉，并在一定時(shí)間內(nèi)能滿足漏煙量和耐火完整性要求，起隔煙阻火作用的閥門。設(shè)置防火閥位置：通風(fēng)、空氣調(diào)節(jié)系統(tǒng)的風(fēng)管在下列部位應(yīng)設(shè)置公稱動(dòng)作溫度為70℃的防火閥：穿越防火分區(qū)處;穿越通風(fēng)、空氣調(diào)節(jié)機(jī)房的房間隔墻和樓板處;穿越重要或火災(zāi)危險(xiǎn)性大的場(chǎng)所的房間隔墻和樓板處; 穿越防火分隔處的變形縫兩側(cè); 豎向風(fēng)管與每層水平風(fēng)管交接處的水平管段上。注：當(dāng)建筑內(nèi)每個(gè)防火分區(qū)的通風(fēng)、空氣調(diào)節(jié)系統(tǒng)均**設(shè)置時(shí)，水平風(fēng)管與豎向總管的交接處可不設(shè)置防火閥。來(lái)賓防火閥直銷公司</p><p 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