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#f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>南京漏電流傳感器廠家有哪些,漏電流傳感器</p><p><span>***更新：</span>2021-02-06 05:09:35</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="q8d729q" 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="xdwik8a" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="2fcj8ba" class="box"><p><p style="text-indent:25px">對(duì)于直流電流的測(cè)量，目前比較常用的現(xiàn)有技術(shù)包括，分流器，霍爾原理，磁通門原理，南京漏電流傳感器廠家有哪些，磁調(diào)制原理等。各種原理各有特點(diǎn)，也有各自的缺點(diǎn)，比如霍爾原理由于其敏感性不高，很難用于對(duì)于小電流的非接觸測(cè)量。通常情況下，直流小電流的測(cè)量（如在漏電監(jiān)測(cè)，絕緣監(jiān)測(cè)等應(yīng)用場(chǎng)合），用到的大都是磁調(diào)制原理。根據(jù)這種原理，南京漏電流傳感器廠家有哪些，要求磁芯在方波的激勵(lì)下能上下飽和，一般要求磁芯必須閉合，否則如果磁芯存在氣隙則磁芯無法飽和，因此也就無法基于該原理正常工作，這就是導(dǎo)致市場(chǎng)上開口測(cè)量微小直流漏電流傳感器缺失的主要原因。直流/交流鉗形漏電流傳感器是專為在線測(cè)量600V及以下直流，南京漏電流傳感器廠家有哪些、交流漏電流、電流而精心設(shè)計(jì)制造的。南京漏電流傳感器廠家有哪些</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京漏電流傳感器廠家有哪些,漏電流傳感器" src="https://tyunfile.71360.com/UploadFile/shuangying/637314759974326172/7404453.png"></div><p style="text-indent:25px">直流漏電流傳感器的應(yīng)用場(chǎng)合在**使用標(biāo)準(zhǔn)中，對(duì)于所有用電設(shè)備的使用標(biāo)準(zhǔn)都有一定的硬性要求，在直流系統(tǒng)中直流漏電流傳感器是不可或缺的一個(gè)重要元器件，對(duì)于設(shè)備的直流泄漏電流進(jìn)行檢測(cè)，普遍應(yīng)用于直流輸電、蓄電檢測(cè)、直流屏、電源、大型醫(yī)療衛(wèi)生設(shè)備、光伏、風(fēng)力發(fā)電、通信基站等行業(yè)貨設(shè)備中，時(shí)間對(duì)設(shè)備的漏電情況進(jìn)行反饋，后端的漏電保護(hù)等原件會(huì)在*時(shí)間采取相關(guān)措施，避免事故發(fā)生，安全使用、生產(chǎn)作業(yè)。漏電流傳感器作為一種典型的電流傳感器，主要是應(yīng)用磁調(diào)制原理研制而成的，其被作為漏電流測(cè)量、監(jiān)控，小電流測(cè)量監(jiān)控裝置。南京漏電流傳感器廠家有哪些漏電傳感器通過霍爾磁式平衡原理檢測(cè)負(fù)載電路中的電流變化。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京漏電流傳感器廠家有哪些,漏電流傳感器" src="https://tyunfile.71360.com/UploadFile/shuangying/637311263365595703/3830730.png"></div><p style="text-indent:25px">漏電流傳感器是一種依據(jù)互感器電磁隔離、磁調(diào)制工作原理將被測(cè)交流微電流、直流微電流轉(zhuǎn)換成直流電流、直流電壓并隔離輸出標(biāo)準(zhǔn)模擬信號(hào)或數(shù)字信號(hào)的裝置。普遍應(yīng)用于直流及交流供電系統(tǒng)的母線及各支路絕緣情況實(shí)時(shí)監(jiān)測(cè)。漏電流傳感器的原理：漏電流傳感器環(huán)繞安裝在直流回路的正負(fù)出線上，當(dāng)裝置運(yùn)行時(shí)，實(shí)時(shí)檢測(cè)各支路傳感器輸出的信號(hào)，當(dāng)支路絕緣情況正常時(shí)，流過傳感器的電流大小相等，方向相反，其輸出信號(hào)為零；當(dāng)支路有接地時(shí)，漏電流傳感器有差流流過，傳感器的輸出不為零。漏電流傳感器是一種依據(jù)互感器電磁隔離、磁調(diào)制工作原理將被測(cè)交流微電流、直流微電流轉(zhuǎn)換成直流電流、直流電壓并隔離輸出標(biāo)準(zhǔn)模擬信號(hào)或數(shù)字信號(hào)的裝置。普遍應(yīng)用于直流及交流供電系統(tǒng)的母線及各支路絕緣情況實(shí)時(shí)監(jiān)測(cè)。 </p><p style="text-indent:25px">直流/交流鉗形漏電流傳感器是專為在線測(cè)量600V及以下直流、交流漏電流、電流而精心設(shè)計(jì)制造的，采用新CT及數(shù)字集成技術(shù)，鉗頭細(xì)長(zhǎng)設(shè)計(jì)，特別適合于排線密集的場(chǎng)所(電力計(jì)量系統(tǒng)、高鐵系統(tǒng)、汽車電路檢修等)，鉗形非接觸測(cè)量，確保操作安全。傳感器體積小、精度高、性能穩(wěn)定。傳感器可以連接相位檢測(cè)分析儀、工業(yè)控制裝置、數(shù)據(jù)記錄儀、示波器、電力質(zhì)量分析儀、高精度數(shù)字多用表等。普遍適用于電力、通信、氣象、鐵路、汽車工業(yè)、油田、建筑、計(jì)量、科研教學(xué)單位、工礦企業(yè)等領(lǐng)域?；陂]環(huán)磁通門技術(shù)的傳感器普遍應(yīng)用在測(cè)量大電流中的小剩余電流以及噪聲共模電流。這類傳感器的精度以及對(duì)大電流的隔離能力使之成為漏電流檢測(cè)的比較優(yōu)方案，但通常缺點(diǎn)是成本昂貴且體積龐大。直流漏電流傳感器使用過程中需要注意的問題和一些重要的細(xì)節(jié)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京漏電流傳感器廠家有哪些,漏電流傳感器" src="https://tyunfile.71360.com/UploadFile/shuangying/637314759955478516/5167291.png"></div><p style="text-indent:25px">漏電流傳感器環(huán)繞安裝在直流回路的正負(fù)出線上, 當(dāng)裝置運(yùn)行時(shí),實(shí)時(shí)檢測(cè)各支路傳感器輸出的信號(hào),當(dāng)支路純緣情況正常時(shí),流過傳感器的電流大小相等,方向相反,其輸出信號(hào)為零;當(dāng)支路有接地時(shí),漏電流傳感器有差流流過,傳感器的輸出不為零。因此通過檢測(cè)各支路傳感器的輸出信號(hào),就可以判斷直流系統(tǒng)接地支路。該原理選線精度高,不受線路分布電容的影響直流漏電流變送器是一種利用磁通門原理(Flux gate)將被測(cè)直流電流轉(zhuǎn)換成與該電流成比例輸出的直流電流或電壓信號(hào)的測(cè)量模塊,原副邊之間高度絕緣。具有高精確度、高線性度、高集成度體積小結(jié)構(gòu)簡(jiǎn)單、長(zhǎng)期工作穩(wěn)定且適應(yīng)各種工作環(huán)境的特點(diǎn)。普遍地應(yīng)用在新能源、石油、煤礦化工、鐵路、通信、樓字自控等行業(yè)的電氣設(shè)備的系統(tǒng)控制及檢測(cè)。漏電流傳感器采用CT技術(shù)，幾乎不受外界磁場(chǎng)的影響，確保了常年無間斷采集測(cè)量的穩(wěn)定性、可靠性。南京漏電流傳感器廠家有哪些</p><p style="text-indent:25px">漏電流傳感器安裝在逆變器對(duì)外地線輸出接口，檢測(cè)逆變器輸出地線的電流。南京漏電流傳感器廠家有哪些</p><p style="text-indent:25px"> RL為負(fù)載電阻，R1為漏電負(fù)載，正常情況進(jìn)的電流和流出的電流大小相等方向相反，正負(fù)電流的磁場(chǎng)為零，如果有漏電那么從線圈穿過去的兩根線就會(huì)有電流差，產(chǎn)生的磁場(chǎng)疊加到磁芯上就會(huì)加速磁芯的飽和，這樣正向磁化和反向磁化磁化時(shí)間不一樣就會(huì)產(chǎn)生占空比的變化，而這個(gè)變化與待測(cè)漏電流大小成線性變化。Check線圈接一個(gè)恒流電路，來模擬一個(gè)漏電流對(duì)傳感器進(jìn)行自檢，使本實(shí)用新型更安全可靠。恒流電路主要產(chǎn)生一個(gè)固定電流，比如產(chǎn)生10mA電流，如果繞線匝數(shù)為10匝，那么相當(dāng)于模擬一個(gè)10*10=100mA的漏電流，這樣就能對(duì)傳感器本身進(jìn)行自檢，確保傳感器工作正常。南京漏電流傳感器廠家有哪些</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/3187262.html</p></div></div></div></div></div><div id="e3joahj" class="page-right twoColRt"><div id="fcbnz3e" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ix88q8h" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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