南京電流互感器需要多少錢歡迎咨詢啟東雙贏電子科技供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="通常電流互感器不論其額定電壓是多少,其二此電壓皆為100V。在不同的電壓等級(jí)電路中所用的電壓互感器不同,其電壓比是不同的,如6000/100、10000/100等。pt和ct原理上是相同的,都是利用了電磁轉(zhuǎn)換,不同的是磁路不通,pt的一-次"><meta name="keywords" content="南京電流互感器需要多少錢,電流互感器"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta 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href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_dzyqj/">電子元器件</a>?<a href="http://www.cdcfah.com/cp/second-dzyqj_chuanganqisr/">傳感器</a>?<a href="http://www.cdcfah.com/cp/third-chuanganqisr_hecgq/">霍爾傳感器</a>?南京電流互感器需要多少錢歡迎咨詢啟東雙贏電子科技供應(yīng)</p><div id="gph3rxe" class="leftbox clearfix"><h1>南京電流互感器需要多少錢歡迎咨詢啟東雙贏電子科技供應(yīng)</h1><div id="gkmjld2" class="proBig"><div id="8hqxjq8" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shuangying/637314759970781250/5976426.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="lu7onip" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shuangying/637314759970781250/5976426.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="qprjqhe" 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>南京電流互感器需要多少錢,電流互感器</p><p><span>***更新：</span>2021-01-28 11:12:43</p><p><span id="click" >瀏覽次數(shù)：7次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="rqs8daq" 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(yáng)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="dcurdac" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="tspbdzg" class="box"><p><p style="text-indent:25px">通常電流互感器不論其額定電壓是多少,其二此電壓皆為100V。在不同的電壓等級(jí)電路中所用的電壓互感器不同,其電壓比是不同的,如6000/100、10000/100等。pt和ct原理上是相同的,都是利用了電磁轉(zhuǎn)換,不同的是磁路不通,pt的一-次和二次流過(guò)的磁通是相同的,兩側(cè)的電勢(shì)合匝數(shù)成正比,所以根據(jù)這個(gè)原理制作的電流互感器可以測(cè)量電壓,pt是并在要測(cè)的電壓上，南京電流互感器需要多少錢,次就可以感應(yīng)出相應(yīng)的電壓,電壓比和匝數(shù)比倒數(shù)，南京電流互感器需要多少錢,ct是讓待測(cè)電流流過(guò)ct的線圈內(nèi)部，南京電流互感器需要多少錢,從而在二次產(chǎn)生相應(yīng)電流。電流互感器的安裝必須牢固，互感器外殼的金屬外露部分應(yīng)可靠接地。南京電流互感器需要多少錢</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京電流互感器需要多少錢,電流互感器" src="https://tyunfile.71360.com/UploadFile/shuangying/637314759970781250/5976426.png"></div><p style="text-indent:25px">電流互感器的應(yīng)用:1、交流電流的測(cè)量.設(shè)備是否運(yùn)行在額定電流值，設(shè)置電流測(cè)量裝置是必要的技術(shù)措施。有關(guān)規(guī)定40KW以上的設(shè)備，必須裝設(shè)電流表進(jìn)行監(jiān)控。交流電流的測(cè)量有直接測(cè)量和經(jīng)電流互感器擴(kuò)大測(cè)量的方式。直接測(cè)量就是將適當(dāng)?shù)碾娏鞅泶与娏骰芈飞?。而電路均為?jīng)電流互感器接入式測(cè)量。采用一臺(tái)電流互感器測(cè)量三相平衡線路中的電流。電流互感器選擇的是以電流表量程依據(jù)，而電流表的量程則是根據(jù)負(fù)載電流的實(shí)際值，應(yīng)占電流表總量程的2/3至滿度值之間。??上海電流互感器怎么樣三角形接線方式將三相電流互感器二次繞組按極性頭尾相接。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京電流互感器需要多少錢,電流互感器" src="https://tyunfile.71360.com/UploadFile/shuangying/637311261366826171/8846875.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(guò)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">電流互感器要注意電流互感器故障檢查：①回路儀表指示異常降低或者為零;②電流互感器本體有噪聲、震動(dòng)等不均勻的異音;②電流互感器本體有噪聲、震動(dòng)等不均勻的異音;③電流互感器本體有嚴(yán)重發(fā)熱，有異味、變色、冒煙等;④電流互感器二次回路端子、元件接頭等有放電、打火現(xiàn)象;⑤繼電保護(hù)發(fā)生誤動(dòng)作或拒絕動(dòng)作;⑥儀表、電能表、繼電器等冒煙燒壞。發(fā)現(xiàn)這些意外情況時(shí)，要先讓機(jī)器停止工作，然后進(jìn)行研究維修?？梢园才湃藛T進(jìn)行定期檢查維護(hù)。電流互感器的基本結(jié)構(gòu)主要由一次繞組，二次繞組和鐵芯構(gòu)成。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京電流互感器需要多少錢,電流互感器" src="https://tyunfile.71360.com/UploadFile/shuangying/637311261436562500/6196336.png"></div><p style="text-indent:25px">在電流互感器中由于磁通密度的有效上升，使鐵芯內(nèi)渦流及磁滯損耗有效增加，產(chǎn)生大量的熱量，使互感器的磁導(dǎo)體溫升超過(guò)許可范圍，這高溫對(duì)靠近磁導(dǎo)體的繞組絕緣尤為有害。第三，由于產(chǎn)生殘磁的關(guān)系，使磁導(dǎo)體的磁性趨于惡化。電流互感器的二次繞組回路必須有一點(diǎn)接地。這是為了防止當(dāng)一次繞組和二次繞組擊穿后在二次繞組出現(xiàn)高電壓，以致?lián)p壞二次設(shè)備和威脅人身安全。但是電流互感器二次回路不能有兩點(diǎn)接地，否則會(huì)由于地中電流引起的繼電保護(hù)誤動(dòng)作。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(lái)測(cè)量的儀器。南京電流互感器需要多少錢</p><p style="text-indent:25px">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。南京電流互感器需要多少錢</p><p style="text-indent:25px">電流互感器接入式測(cè)量：采用二臺(tái)電流互感器，接成不完全星形，用以測(cè)量三相平衡或不平衡線路中的三相電流。采用三臺(tái)電流互感器，接成完全星形接法，用以測(cè)量三相平衡或不平衡線路中的三相電流。交流電度的測(cè)量：為了擴(kuò)大交流電度表的量程，工廠比較常用的是采用電流互感器的方法來(lái)擴(kuò)大量程。采用單相電度表加電流互感器的測(cè)量方法，可用于測(cè)量三相平衡或單相電度計(jì)量。采用二元件三相三線有功電度表，加二個(gè)電流互感器的測(cè)量方法。可用于測(cè)量三相平衡或不平衡線路中的電度計(jì)量。采用三相四線有功電度表，加三個(gè)電流互感器的測(cè)量方法?？蓽y(cè)量三相平衡或不平衡線路中的電度計(jì)量。南京電流互感器需要多少錢</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/3050659.html</p></div></div></div></div></div><div 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