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href="http://www.cdcfah.com/cp/third-chuanganqisr_hecgq/">霍爾傳感器</a>?長(zhǎng)沙VAC電流互感器信息推薦啟東雙贏電子科技供應(yīng)</p><div id="ecyu9oi" class="leftbox clearfix"><h1>長(zhǎng)沙VAC電流互感器信息推薦啟東雙贏電子科技供應(yīng)</h1><div id="xxjknok" class="proBig"><div id="yw83ubc" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shuangying/637314759979101562/2915572.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="y79av2r" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shuangying/637314759979101562/2915572.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="nvhthdf" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>長(zhǎng)沙VAC電流互感器,電流互感器</p><p><span>***更新：</span>2020-08-03 17:18:40</p><p><span id="click" >瀏覽次數(shù)：9次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="hfwie32" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">啟東雙贏電子科技有限公司</a></p><p><span>聯(lián)系人：</span>楊生</p><p><span>郵箱: </span>jmin_yang@126.com</p><p><span>電話: </span>18666184026</p><p><span>傳真: </span>0513_</p><p><span>網(wǎng)址: </span>http://www.qdsy-sensor.cn</p><p><span>手機(jī): </span>0513-86378688</p><p><span>地址: </span>寅陽鎮(zhèn)洪佳路8號(hào)</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="f7dxj24" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="j828i2c" class="box"><p><p style="text-indent:25px">電流互感器的工作原理、等值電路與一般變壓器相同，只是其原邊繞組串聯(lián)在被測(cè)電路中，且匝數(shù)很少；副邊繞組接電流表、繼電器電流線圈等低阻抗負(fù)載，近似短路。原邊電流（即被測(cè)電流）和副邊電流取決于被測(cè)線路的負(fù)載，與電流互感器副邊負(fù)載無關(guān)。電流互感器運(yùn)行時(shí)，副邊不允許開路，也不允許在運(yùn)行時(shí)未經(jīng)旁路就拆卸電流表及繼電器等設(shè)備。電流互感器額定電流之比，稱為電流互感器的額定互感比：kn=I1n/I2n，長(zhǎng)沙VAC電流互感器，因?yàn)橐淮尉€圈額定電流I1n己標(biāo)準(zhǔn)化，二次線圈額定電流I2n統(tǒng)一為5(1或0，長(zhǎng)沙VAC電流互感器.5)安，長(zhǎng)沙VAC電流互感器，所以電流互感器額定互感比亦已標(biāo)準(zhǔn)化。三相完全星形接線是用三臺(tái)電流互感器與三只繼電器對(duì)應(yīng)按星形連接而成。長(zhǎng)沙VAC電流互感器</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="長(zhǎng)沙VAC電流互感器,電流互感器" src="https://tyunfile.71360.com/UploadFile/shuangying/637314759979101562/2915572.png"></div><p style="text-indent:25px">在單相回路中*有一個(gè)回路，這樣可用一臺(tái)電流互感器來測(cè)量回路中的電流。我們實(shí)際使用的電燈的回路中就是采用這種方式。在三相三線的電氣回路中，因?yàn)闆]有相線和中性線間負(fù)荷，便可以用兩臺(tái)電流互感器，接成V型接線的方式，接二只電流表測(cè)量電流。這種接線方法：是將兩只電流表，接在二次線圖的公用導(dǎo)線上。為了節(jié)約器材和簡(jiǎn)化接線，在三相負(fù)荷基本平衡時(shí)，也可以用一臺(tái)電流互感器接一只電流表參考使用。同時(shí)在三相三線式的回路里，有時(shí)也采用三臺(tái)電流互感器接成角型接線，分別測(cè)量三相電流。在三相四線制供電系統(tǒng)中，應(yīng)安裝三臺(tái)電流互感器分別供電流表使用，接線方式可采用星形接線。長(zhǎng)沙VAC電流互感器電流互感器使用原則：電流互感器的接線應(yīng)遵守串聯(lián)原則。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="長(zhǎng)沙VAC電流互感器,電流互感器" src="https://tyunfile.71360.com/UploadFile/shuangying/637311261398486328/3422665.png"></div><p style="text-indent:25px">電流互感器的熱穩(wěn)定及動(dòng)穩(wěn)定倍數(shù)：電力系統(tǒng)故障時(shí)，電流互感器受到由于短路電流引起的巨大電流的熱效應(yīng)和電動(dòng)力作用，電流互感器應(yīng)該有能夠承受而不致受到破壞的能力，這種承受的能力用熱穩(wěn)定和動(dòng)穩(wěn)定倍數(shù)表示。熱穩(wěn)定倍數(shù)是指熱穩(wěn)定電流1s內(nèi)不致使電流互感器的發(fā)熱超過允許限度的電流與電流互感器的額定電流之比。動(dòng)穩(wěn)定倍數(shù)是電流互感器所能承受的比較大電流瞬時(shí)值與其額定電流之比。熱穩(wěn)定和動(dòng)穩(wěn)定是電流互感器要特別注意的點(diǎn)。在工作是要作為重點(diǎn)記錄。</p><p style="text-indent:25px">當(dāng)發(fā)生短路故障時(shí)，短路電流較正常負(fù)荷電流一般要大很多倍，這樣大的短路電流會(huì)產(chǎn)生很大的機(jī)械應(yīng)力和熱效應(yīng)，對(duì)電流互感器是有害的。故選擇電流互感器時(shí)，除容量和絕緣水平應(yīng)滿足要求外，還要校驗(yàn)在短路時(shí)的機(jī)械應(yīng)力和熱效應(yīng)，使其不超過電流互感器的額定允許值。在運(yùn)行的任何情況下，電流互感器二次繞組端子是不允許開路的，否則將產(chǎn)生危險(xiǎn)的高電壓，造成人身和設(shè)備事故。這是因?yàn)殡娏骰ジ衅鞫卫@組開路時(shí)，互感器一次繞組中的全部電流均為勵(lì)磁電流，使鐵芯中的磁通密度有效上升，從而在二次繞組中感應(yīng)出高達(dá)數(shù)千伏的感應(yīng)電勢(shì)，威脅著二次繞組的絕緣，同時(shí)也威脅工作人員的人身安全。套管式電流互感器：沒有一次導(dǎo)體和一次絕緣，直接套裝在絕緣的套管上的一種電流互感器。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="長(zhǎng)沙VAC電流互感器,電流互感器" src="https://tyunfile.71360.com/UploadFile/shuangying/637314759936953125/8060107.png"></div><p style="text-indent:25px">電流互感器故障處理：發(fā)現(xiàn)電流互感器二二次開路,應(yīng)先分清故障屬哪--組電流回路、開路的相別、對(duì)保護(hù)有無影響等。匯報(bào)調(diào)度,解除可能誤動(dòng)作的保護(hù)。盡量減少次負(fù)荷電流。若電流互感器嚴(yán)重?fù)p傷,應(yīng)轉(zhuǎn)移負(fù)荷,停電檢查處理(盡量經(jīng)倒運(yùn)行方式,使用戶不停電)。盡快設(shè)法在就近的試驗(yàn)端子上將電流互感器二次短路,再檢查處理開路點(diǎn)。短接時(shí),應(yīng)使用良好的短接線,并按圖紙進(jìn)行。若短接時(shí)發(fā)現(xiàn)火花,說明短接有效。故障點(diǎn)在短接點(diǎn)以下的回路中,可進(jìn)一步查找。若短接時(shí)沒有火花,短接無效。兩相電流差接線方式由兩臺(tái)電流互感器和一只電流繼電器組成。武漢電流互感器銷售公司有哪些</p><p style="text-indent:25px">電流互感器是依據(jù)電磁感應(yīng)原理將一次側(cè)大電流轉(zhuǎn)換成二次側(cè)小電流來測(cè)量的儀器。長(zhǎng)沙VAC電流互感器</p><p style="text-indent:25px">電子元器件應(yīng)用領(lǐng)域十分***，幾乎涉及到國民經(jīng)濟(jì)各個(gè)工業(yè)部門和社會(huì)生活各個(gè)方面，既包括電力、機(jī)械、礦冶、交通、化工、輕紡等傳統(tǒng)工業(yè)，也涵蓋航天、激光、通信、高速軌道交通、機(jī)器人、電動(dòng)汽車、新能源等戰(zhàn)略性新興產(chǎn)業(yè)。在市場(chǎng)競(jìng)爭(zhēng)力、市場(chǎng)影響力、企業(yè)管理能力以及企業(yè)經(jīng)營規(guī)模實(shí)力等方面，繼續(xù)做大做強(qiáng)，不斷強(qiáng)化公司在國內(nèi)我公司是電流霍爾傳感器，電流互感器，漏電流傳感器的研發(fā)，生產(chǎn)，銷售公司，我公司不*可以為各行業(yè)客戶的應(yīng)用提供通用性的產(chǎn)品，還能根據(jù)客戶的實(shí)際應(yīng)用需求，提供不同參數(shù)要求的非標(biāo)品，公司有自己的磁芯工廠，標(biāo)簽具有強(qiáng)大的研發(fā)水平，能滿足客戶不同的需求。授權(quán)分銷行業(yè)的**地位。因?yàn)樾袠I(yè)產(chǎn)值的天花板仍很高，在這個(gè)領(lǐng)域內(nèi)繼續(xù)整合的空間還很大?？傮w來看，電子元器件行業(yè)的集中度較高，幾家**把握著整個(gè)市場(chǎng)。但是由于生產(chǎn)型較為多樣，這幾家**廠商并不能充分迎合市場(chǎng)。因此，在一些細(xì)分領(lǐng)域，仍舊存在著大量的市場(chǎng)機(jī)會(huì)。技術(shù)創(chuàng)新+5G建設(shè),推動(dòng)[ "電流傳感器", "霍爾傳感器", "電流互感器", "漏電流傳感器" ]電子產(chǎn)品應(yīng)用場(chǎng)景建設(shè)和需求提升:今年來智能手表、手環(huán)等可穿戴設(shè)備,智能音箱、智能電視等智能家居在消費(fèi)市場(chǎng)出貨迎來較大提升,新型[ "電流傳感器", "霍爾傳感器", "電流互感器", "漏電流傳感器" ]產(chǎn)品空間巨大。長(zhǎng)沙VAC電流互感器</p><p style="text-indent:25px">啟東雙贏電子科技有限公司于2014-02-24成立，注冊(cè)資本1000-2000萬元元，現(xiàn)有專業(yè)技術(shù)人員11~50人人，各種專業(yè)人員齊備。雙贏電子是啟東雙贏電子科技有限公司的主營品牌，是專業(yè)的我公司是電流霍爾傳感器，電流互感器，漏電流傳感器的研發(fā)，生產(chǎn)，銷售公司，我公司不*可以為各行業(yè)客戶的應(yīng)用提供通用性的產(chǎn)品，還能根據(jù)客戶的實(shí)際應(yīng)用需求，提供不同參數(shù)要求的非標(biāo)品，公司有自己的磁芯工廠，標(biāo)簽具有強(qiáng)大的研發(fā)水平，能滿足客戶不同的需求。公司，擁有自己**的技術(shù)體系。公司以用心服務(wù)為**價(jià)值,希望通過我們的專業(yè)水平和不懈努力,將我公司是電流霍爾傳感器，電流互感器，漏電流傳感器的研發(fā)，生產(chǎn)，銷售公司，我公司不*可以為各行業(yè)客戶的應(yīng)用提供通用性的產(chǎn)品，還能根據(jù)客戶的實(shí)際應(yīng)用需求，提供不同參數(shù)要求的非標(biāo)品，公司有自己的磁芯工廠，標(biāo)簽具有強(qiáng)大的研發(fā)水平，能滿足客戶不同的需求。等業(yè)務(wù)進(jìn)行到底。自公司成立以來，一直秉承“以質(zhì)量求生存，以信譽(yù)求發(fā)展”的經(jīng)營理念，始終堅(jiān)持以客戶的需求和滿意為**，為客戶提供質(zhì)量的[ "電流傳感器", "霍爾傳感器", "電流互感器", "漏電流傳感器" ]，從而使公司不斷發(fā)展壯大。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/797395.html</p></div></div></div></div></div><div id="w2rldfc" class="page-right twoColRt"><div id="eclakbw" class="box01 margin10 clearfix"><h3><a 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