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class="searchLt"><div id="fzlrzvz" class="tabs"><a href="JavaScript:;" data-type="product" class="active">產(chǎn)品</a><a href="JavaScript:;" data-type="member" class="">公司</a><a href="JavaScript:;" data-type="article" class="">資訊</a><a href="JavaScript:;" data-type="exhibition" class="">展會(huì)</a></div><div id="1d7515t" class="clearfix searchWrap"><div id="bll7r71" class="searchInput"><input type="text" name="keywords" placeholder="請(qǐng)輸入搜索關(guān)鍵詞" id="kd"><a href="javascript:void(0)" class="searchBtn" id="search">搜索</a></div></div></div></div></header><nav class="navbox"><div id="ztb3jd7" class="container"><ul><li id = "index_index"><a href="http://www.cdcfah.com/"><span>首頁(yè)</span></a></li><li id = "index_company"><a ><span>企業(yè)名錄</span></a></li><li id = "index_product"><a href="http://www.cdcfah.com/cp/"><span>產(chǎn)品供應(yīng)</span></a></li><li id = "index_news"><a href="http://www.cdcfah.com/zx/"><span>新聞資訊</span></a></li><li id = "index_article"><a href="http://www.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://www.cdcfah.com/zh/"><span>展會(huì)信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="vb7nnx1" class="twoCol"><div id="3xp9nx9" 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-_dgdq/">電工電氣</a>?<a href="http://www.cdcfah.com/cp/second-dgdq_dianyuan/">電源</a>?<a href="http://www.cdcfah.com/cp/third-dianyuan_upsdy/">UPS電源</a>?哈密市科華ups哪種好新疆世紀(jì)同心電子供應(yīng)</p><div id="rrxftlj" class="leftbox clearfix"><h1>哈密市科華ups哪種好新疆世紀(jì)同心電子供應(yīng)</h1><div id="h7pflbj" class="proBig"><div id="ntlt7bd" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/xjsjtx/637260241023720703/4275259.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="99vpnd5" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/xjsjtx/637260241023720703/4275259.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="vhzl3pn" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>新疆維吾爾自治區(qū)</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>哈密市科華ups哪種好</p><p><span>***更新：</span>2020-06-06 05:17:24</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="rrtx9tx" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">新疆世紀(jì)同心電子科技有限公司</a></p><p><span>聯(lián)系人：</span>鄧輝</p><p><span>郵箱: </span>57784933@qq.com</p><p><span>電話: </span>13999400610</p><p><span>傳真: </span>0991_3727350</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0991-3700308</p><p><span>地址: </span>烏魯木齊經(jīng)開區(qū)廬山街696號(hào)絲綢之路交易中心2號(hào)樓7樓</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="znnxdpb" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="f7z7n77" class="box"><p><p> 步驟2：確定你所需要的UPS功率（VA）值 </p> <p> 列出所有需保護(hù)的設(shè)備，別忘了顯示器、主機(jī)、**硬盤等。 </p> <p> 每一設(shè)備的電壓及電源數(shù)據(jù)可在其背板上找到，把兩者相乘即可獲得（VA）伏安值，哈密市科華ups哪種好。有些設(shè)備用瓦特（W）表明電能需要，將瓦數(shù)乘以1.4即可獲得大致的伏安值。 </p> <p> 把所有部件的VA值匯總；將匯總值加上30%的預(yù)留擴(kuò)充容量，以備系統(tǒng)升級(jí)時(shí)使用。 </p> <p> 步驟3：確定負(fù)載設(shè)備所需要的備用時(shí)間 </p> <p> 斷電時(shí)，負(fù)載設(shè)備只需進(jìn)行存盤，哈密市科華ups哪種好、關(guān)機(jī)操作，建議選擇標(biāo)準(zhǔn)型UPS。 </p> <p> 斷電時(shí)，哈密市科華ups哪種好，負(fù)載設(shè)備仍需進(jìn)行長(zhǎng)時(shí)間運(yùn)轉(zhuǎn)，應(yīng)當(dāng)選擇長(zhǎng)效型UPS。 </p> <p> <br /> </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="哈密市科華ups哪種好" src="https://tyunfile.71360.com/UploadFile/xjsjtx/637260241023720703/4275259.png"></div><p> 無輸出變壓器ups電源的蓄電池特點(diǎn)設(shè)備的可靠性與多種因素有關(guān)，包括電路研制定型水平、技術(shù)人員技術(shù)水平和經(jīng)驗(yàn)、器件選用差別、生產(chǎn)工藝水平、質(zhì)量管理流程等。電路結(jié)構(gòu)變化有個(gè)技術(shù)成熟的過程，當(dāng)然還包括所選用的器件性能和可靠性對(duì)新電路結(jié)構(gòu)的適應(yīng)能力。所以說電路結(jié)構(gòu)的變化對(duì)設(shè)備可靠性是有影響的，影響大小**終取決于電路技術(shù)成熟程度和器件水平這兩個(gè)因素。 </p> <p> 1、技術(shù)成熟是毋庸置疑 </p> <p> 無變壓器UPS采用的新技術(shù)主要有兩點(diǎn):一是AC/DC高頻整流(PFC)技術(shù)；二是輸出半橋逆變技術(shù)。這兩項(xiàng)技術(shù)產(chǎn)生由來已久，已成為電力電子設(shè)備的經(jīng)典技術(shù)，應(yīng)用也非常***，所以技術(shù)成熟程度是毋庸置疑的。雖然把這兩項(xiàng)技術(shù)集成起來用于無變壓器UPS中*是**近十年的事情，因電路定型水平和參數(shù)選擇的差異也可能存在設(shè)備可靠性問題，但出現(xiàn)可靠性的根本原因卻不是電路結(jié)構(gòu)和新技術(shù)的應(yīng)用造成的。 </p> <p> <br /> </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="哈密市科華ups哪種好" src="https://tyunfile.71360.com/UploadFile/xjsjtx/637260240556367188/226347.png"></div><p> <br /> </p> <p> 種類繁多的UPS在電池供電狀態(tài)下區(qū)分不大，都為逆變器輸出，主要區(qū)別在于市電狀態(tài)下的工作狀態(tài)。此時(shí)，在線式仍為逆變器輸出，有**的充電電路；線上互動(dòng)式（或稱在線互動(dòng)式或線上交互式）為直接輸出或市電經(jīng)變壓器耦合輸出，此時(shí)逆變器為充電器；后備式為直接輸出或市電經(jīng)變壓器耦合輸出，此時(shí)逆變器不工作有單獨(dú)的充電電路。 </p> <p> <br /> </p> 購(gòu)買UPS時(shí)應(yīng)考慮哪些因素 <p> <br /> </p> <p> 一臺(tái)UPS至少可以使用3年以上。用戶在挑選UPS電源時(shí)，應(yīng)根據(jù)自己的要求來確定挑選標(biāo)準(zhǔn)，選擇**適合使用的UPS，而不是低價(jià)的或***的。一般來說，應(yīng)就負(fù)載設(shè)備所處理資料的重要性、各種用電設(shè)備對(duì)電源質(zhì)量的要求、安裝與空間要求及其經(jīng)濟(jì)預(yù)算等因素綜合考慮，同時(shí)也要考慮UPS的重量和體積大小合適?？偟膩碚f，用戶應(yīng)該考慮三個(gè)因素：即技術(shù)性能、服務(wù)保證和產(chǎn)品價(jià)格。 </p> <p> <br /> </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="哈密市科華ups哪種好" src="https://tyunfile.71360.com/UploadFile/xjsjtx/637260240184785156/1386661.png"></div></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/162944.html</p></div></div></div></div></div><div id="t9hn91v" class="page-right twoColRt"><div id="vfljj9p" class="box01 margin10 clearfix"><h3><a 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