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id="xhfl5hp" class="searchbox"><div id="13rlzjh" class="searchLt"><div id="vnn57ft" 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</a></div><div id="pt5lplp" class="clearfix searchWrap"><div id="jzpb3v3" class="searchInput"><input type="text" name="keywords" placeholder="請輸入搜索關(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="xh35vpt" class="container"><ul><li id = "index_index"><a href="http://www.cdcfah.com/"><span>首頁</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="xjx3x3d" class="twoCol"><div id="zjx55r7" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<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_pdsdsbcr/">配電輸電設(shè)備</a>?<a href="http://www.cdcfah.com/cp/third-pdsdsbcr_peidianqiqo/">配電器</a>?攀枝花機(jī)房ups不間斷電源公司成都駿為巨達(dá)科技供應(yīng)</p><div id="5fp3znh" class="leftbox clearfix"><h1>攀枝花機(jī)房ups不間斷電源公司成都駿為巨達(dá)科技供應(yīng)</h1><div id="pt7h5f3" class="proBig"><div id="r3fjxjf" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/cdjwjd/637298998915468750/5974245.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="lpbpv3l" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/cdjwjd/637298998915468750/5974245.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="h55rt3j" 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>四川省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>攀枝花機(jī)房ups不間斷電源公司,ups不間斷電源</p><p><span>***更新：</span>2020-11-28 10:10:04</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="7nlzdz7" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">成都駿為巨達(dá)科技有限公司</a></p><p><span>聯(lián)系人：</span>金鐘</p><p><span>郵箱: </span>1153683998@qq.com</p><p><span>電話: </span>13350099229</p><p><span>傳真: </span>0286_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0286-61602525</p><p><span>地址: </span>成都市成華區(qū)羊子山路88號4棟2單元8樓16號</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="rl3jpn3" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="xjn5jvb" class="box"><p><p> UPS的發(fā)展趨勢是怎樣的？ </p> <p> 發(fā)展UPS技術(shù)的主要目的是提高UPS對輸出端負(fù)載的動態(tài)響應(yīng)越來越快又好。顯然，采用先進(jìn)的高頻技術(shù)，動態(tài)響應(yīng)速度很快，效果比較好。 </p> <p> 傳統(tǒng)工頻機(jī)帶輸出隔離變壓器是否可以增加帶載能力和降低零地電壓？ </p> <p> 工頻機(jī)的輸出隔離變壓器嚴(yán)格講是它逆變部分不可或缺的組件，沒有全隔離效果，因?yàn)榕月窡o隔離，零線無隔離。 </p> <p> UPS上有防雷嗎？ </p> <p> UPS可以選配輸入C級防雷，攀枝花機(jī)房ups不間斷電源公司，它有兩種方式： </p> <p> 以保護(hù)負(fù)載為優(yōu)先的防雷； </p> <p> 以保護(hù)供電為優(yōu)先的防雷，但是作用不大。因?yàn)閁PS裝了防雷充其量只能使配電柜中省一級防雷，攀枝花機(jī)房ups不間斷電源公司，但是配電當(dāng)中還是不能省略防雷裝置，攀枝花機(jī)房ups不間斷電源公司。 UPS主機(jī)現(xiàn)場應(yīng)放置操作指南，指導(dǎo)現(xiàn)場操作。攀枝花機(jī)房ups不間斷電源公司</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="攀枝花機(jī)房ups不間斷電源公司,ups不間斷電源" src="https://tyunfile.71360.com/WaterMark/UploadFile/cdjwjd/637298998915468750/5974245.png"></div><p>離線式不間斷電源，也稱為后備式不間斷電源，如上圖所示。平常市電通過旁路直接向負(fù)載供電，機(jī)內(nèi)的逆變器處于停止工作狀態(tài)，這時的UPS電源實(shí)質(zhì)上相當(dāng)于一臺性能較差的市電穩(wěn)壓器，它除了對市電電壓的幅度波動有所改善外，對電壓的頻率不穩(wěn)、波形畸變以及從電網(wǎng)侵入的干擾等不良影響基本上沒有任何改善。只有在停電時，才通過逆變器將電池能量轉(zhuǎn)換為交流向負(fù)載提供電力。<p>在市電正常供電時，它首先將市電交流電源經(jīng)整流變成直流電源，然后進(jìn)行脈寬調(diào)制、濾波，再將直流電經(jīng)逆變器重新轉(zhuǎn)換成正弦波交流電源向負(fù)載供電。一旦市電中斷，立即改由蓄電池提供的直流電經(jīng)逆變器向負(fù)載提供正弦波交流電源。因此，對在線式UPS電源而言，在正常情況下，無論有無市電，它都是由UPS電源的逆變器對負(fù)載供電，這樣就避免了所有由市電電網(wǎng)電壓波動及干擾而帶來的影響。顯而易見，在線式UPS電源的供電質(zhì)量明顯優(yōu)于后備式UPS電源。因?yàn)樗梢詫?shí)現(xiàn)對負(fù)載的穩(wěn)頻、穩(wěn)壓供電，而且在由市電供電轉(zhuǎn)換到蓄電池供電時，其轉(zhuǎn)換時間為零。真正給用戶提供質(zhì)量的穩(wěn)壓、穩(wěn)頻的純凈正弦波電源，從而提供符合網(wǎng)絡(luò)系統(tǒng)需要的電源保護(hù)。<p><br/><p><br/><p><br/><p><br/>攀枝花機(jī)房ups不間斷電源公司定期檢查UPS各主要模塊和風(fēng)扇電機(jī)的運(yùn)行溫度有無異常。<div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="攀枝花機(jī)房ups不間斷電源公司,ups不間斷電源" src="https://tyunfile.71360.com/WaterMark/UploadFile/cdjwjd/637298998831718750/5056053.png"></div><p> UPS電源的維護(hù) </p> <p> 不間斷電源，是一種含有儲能裝置，以逆變器為主要組成部分的恒壓恒頻的不間斷電源。主要用于給單臺計(jì)算機(jī)、計(jì)算機(jī)網(wǎng)絡(luò)系統(tǒng)或其它電力電子設(shè)備提供不間斷的電力供應(yīng)。當(dāng)市電輸入正常時，UPS不間斷電源將市電穩(wěn)壓后供應(yīng)給負(fù)載使用，此時的UPS就是一臺交流市電穩(wěn)壓器，同時它還向機(jī)內(nèi)電池充電；當(dāng)市電中斷（故障停電）時，UPS立即將機(jī)內(nèi)電池的電能，通過逆變轉(zhuǎn)換的方法向負(fù)載繼續(xù)供應(yīng)220V交流電，使負(fù)載維持正常工作并保護(hù)負(fù)載軟、硬件不受損壞，UPS不間斷電源設(shè)備通常對電壓過大和電壓太低都提供保護(hù)。 </p><p>一般3KVA以上的IT設(shè)備都選用在線式UPS，在IT設(shè)備場合無論如何是不能用EPS的。</p><p>工頻機(jī)和高頻機(jī)比較各有什么優(yōu)缺點(diǎn)？高頻機(jī)能否取代工頻機(jī)？</p><p>工頻機(jī)UPS：缺點(diǎn)是輸入功率因數(shù)低，功耗大，效率低，體積大，笨重，價(jià)格高，可靠性低；優(yōu)點(diǎn)是制造相對容易，尤其是采用手工作業(yè)影響也不大，要求一致性相對低一些。</p><p>高頻機(jī)UPS：優(yōu)點(diǎn)是輸入功率因數(shù)高，功耗小，效率高，體積小，輕便，可靠性高；但對生產(chǎn)手段要求高，要求一致性嚴(yán)格。</p><p>為什么UPS的容量用VA表示？這叫什么功率？</p><p>有功功率的單位是瓦特（W），無功功率的單位是乏（var）。一般UPS的容量都用視在功率表示，由于視在功率中既包含有功功率，也包含無功功率，既不能稱作W也不能稱var，既然是視在功率是伏特（V）與安培（A），就索性稱為VA。UPS 將市電穩(wěn)壓后供應(yīng)給負(fù)載使用，此時的UPS就是一臺交流式電穩(wěn)壓器；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="攀枝花機(jī)房ups不間斷電源公司,ups不間斷電源" src="https://tyunfile.71360.com/WaterMark/UploadFile/cdjwjd/637298998732041016/8233052.png"></div><p> 什么叫有功功率，什么叫無功功率？ </p> <p> 有功功率指的是能使負(fù)載做功的功率，比如使燈泡發(fā)光，使電路工作等等。做功后又完全變成熱量散發(fā)到大氣中，一去不復(fù)返。 </p> <p> 無功功率指的是儲存在儲能裝置（器件）中的功率，它可以轉(zhuǎn)化為有功功率。 </p> <p> UPS效率的定義是什么？它表示什么？和功率因數(shù)是一回事嗎？ </p> <p> UPS效率的η的定義是：輸出有功功率P與輸入有功功率P’之比的百分?jǐn)?shù)，即：η=（P/P’）％。它是衡量UPS功耗大小的標(biāo)志。和功率因數(shù)不是一碼事。 UPS效率、功率因數(shù)、轉(zhuǎn)換時間等都是表征UPS性能的重要參數(shù)，決定了對負(fù)載的保護(hù)能力和對市電的利用率。攀枝花機(jī)房ups不間斷電源公司</p><p style="text-indent:25px">電池是UPS的重要組成部分，在UPS的諸多故障中，有很大比例是由于電池問題引起的。攀枝花機(jī)房ups不間斷電源公司</p><p style="text-indent:25px"><p>UPS電源是將蓄電池與主機(jī)相連接，通過主機(jī)逆變器等模塊電路將直流電轉(zhuǎn)換成市電的系統(tǒng)設(shè)備。主要用于給計(jì)算機(jī)、計(jì)算機(jī)網(wǎng)絡(luò)系統(tǒng)或其它電力電子設(shè)備如電磁閥、壓力變送器等提供穩(wěn)定、不間斷的電力供應(yīng)。保證了電腦中正在操作的重要數(shù)據(jù)不被丟失。<p>不間斷電源，是一種含有儲能裝置，以逆變器為主要組成部分的恒壓恒頻的不間斷電源。它主要作用是為單臺計(jì)算機(jī)、計(jì)算機(jī)網(wǎng)絡(luò)系統(tǒng)或其它電力電子設(shè)備提供不間斷的電力供應(yīng)。當(dāng)市電輸入正常時，UPS不間斷電源將市電穩(wěn)壓后提供負(fù)載使用，此時的UPS電源就相當(dāng)于是一臺交流市電穩(wěn)壓器，同時它還向機(jī)內(nèi)電池進(jìn)行充電;當(dāng)市電中斷時，UPS就會立即將機(jī)內(nèi)電池的電能，通過逆變轉(zhuǎn)換的方法向負(fù)載繼續(xù)供應(yīng)220V交流電，使負(fù)載維持正常工作并保護(hù)負(fù)載軟、硬件不受損壞。攀枝花機(jī)房ups不間斷電源公司</p><p style="text-indent:25px">成都駿為巨達(dá)科技有限公司是一家建立全方面***、高科技、完善的客戶服務(wù)體系是公司為客戶服務(wù)的根本。公司理念“求實(shí)、進(jìn)取”，遵奉“用戶至上、追求超越、良好服務(wù)、”的宗旨。為用戶提供高質(zhì)量的方案，良好的服務(wù)。為保障客戶高可靠性電力環(huán)境及機(jī)房環(huán)境而努力！的公司，是一家集研發(fā)、設(shè)計(jì)、生產(chǎn)和銷售為一體的專業(yè)化公司。駿為巨達(dá)科技公司深耕行業(yè)多年，始終以客戶的需求為向?qū)В瑸榭蛻籼峁?**的電池系列，UPS產(chǎn)品，機(jī)房精密空調(diào)。駿為巨達(dá)科技公司不斷開拓創(chuàng)新，追求出色，以技術(shù)為先導(dǎo)，以產(chǎn)品為平臺，以應(yīng)用為重點(diǎn)，以服務(wù)為保證，不斷為客戶創(chuàng)造更高價(jià)值，提供更優(yōu)服務(wù)。駿為巨達(dá)科技公司始終關(guān)注自身，在風(fēng)云變化的時代，對自身的建設(shè)毫不懈怠，高度的專注與執(zhí)著使駿為巨達(dá)科技公司在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2180795.html</p></div></div></div></div></div><div id="tpvhj3z" class="page-right twoColRt"><div id="djp5lzd" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="5dh3hd5" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" 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