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src="http://tyunfile.71360.com/UpLoadFile/shcmzdh/2020/2/637167636099732514/6371676360997325149233996.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="o5lxmeh" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/shcmzdh/2020/2/637167636099732514/6371676360997325149233996.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="kuuufk8" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>上海定制電流互感器源頭直供,電流互感器</p><p><span>***更新：</span>2020-09-05 11:03:29</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="mwa0bf3" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海喆和機電科技有限公司</a></p><p><span>聯(lián)系人：</span>李小雅</p><p><span>郵箱: </span>shzh-sh@qq.com</p><p><span>電話: </span>13761188658</p><p><span>傳真: </span>021_53862782</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>021-53862782</p><p><span>地址: </span>上海市靜安區(qū)恒豐北路100號</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="yvyzddz" class="page-proshow02"><p class="title">詳細說明</p><div id="uw3xx0h" class="box"><p><p> 上海喆和供應(yīng)西門子APT電流互感器ALH-0.66系列。上海喆和在對電流互感器進行檢修時發(fā)現(xiàn)，即使互感器的二次線圈開路運行，也不會造成設(shè)備損害。這一現(xiàn)象與傳統(tǒng)的電工手冊及各類教材所提出的電流互感器二次開路產(chǎn)生幾百伏以上、危及人身安全的高壓，鐵芯嚴重發(fā)熱，燒壞電流互感器并不一致。為了解決這一問題，弄清電流互感器的運行參數(shù)，作者進行了一系列的實驗，在進行了大量調(diào)查實驗基礎(chǔ)上，得出了令人信服的結(jié)論，上海定制電流互感器源頭直供。 </p> <p> 上海喆和發(fā)現(xiàn)，目前生產(chǎn)和應(yīng)用的電流互感器的發(fā)熱特性與傳統(tǒng)結(jié)論截然不同：其二次開路狀態(tài)工作時，一般不會過熱；只有極少數(shù)型號功耗增大，發(fā)熱嚴重，但在正常工作電流下，也不會燒壞設(shè)備。至于二次開路電壓，上海定制電流互感器源頭直供，則始終在低壓范圍內(nèi)波動。上海喆和在對數(shù)十種型號的電流互感器進行實驗測定的基礎(chǔ)上，得出結(jié)論，二次開路時具有恒壓源和恒流源兩種電路的特性，可以穩(wěn)定，上海定制電流互感器源頭直供、可靠地用作自動控制功率型信號源。這種突破傳統(tǒng)的電路運用方式，可廣泛應(yīng)用于自動化控制設(shè)計，產(chǎn)生良好的經(jīng)濟效益和社會效益。 </p> <p> 從實際出發(fā)，不迷信傳統(tǒng)觀念，利用科學(xué)手段突破舊有框框，大膽創(chuàng)新，才能在科技事業(yè)中取得成績。上海喆和定制銷售西門子APT（原上海二工）ALH-0.66 20III電流互感器.上海定制電流互感器源頭直供</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海定制電流互感器源頭直供,電流互感器" src="http://tyunfile.71360.com/UpLoadFile/shcmzdh/2020/2/637167636099732514/6371676360997325149233996.png"></div><p> 上海喆和定制銷售西門子電流互感器。電流互感器與變壓器類似也是根據(jù)電磁感應(yīng)原理工作，變壓器變換的是電壓而電流互感器變換的是電流罷了。電流互感器接被測電流的繞組（匝數(shù)為N1），稱為一次繞組（或原邊繞組、初級繞組）；接測量儀表的繞組（匝數(shù)為N2）稱為二次繞組（或副邊繞組、次級繞組）。電流互感器一次繞組電流I1與二次繞組I2的電流比，叫實際電流比K。電流互感器在額定電流下工作時的電流比叫電流互感器額定電流比，用Kn表示。Kn=I1n/I2n電流互感器（Currenttransformer簡稱CT）的作用是可以把數(shù)值較大的一次電流通過一定的變比轉(zhuǎn)換為數(shù)值較小的二次電流，用來進行保護、測量等用途。如變比為400/5的電流互感器，可以把實際為400A的電流轉(zhuǎn)變?yōu)?A的電流。一、電流互感器型號[3]：***字母：L—電流互感器第二字母：A—穿墻式；Z—支柱式；M—母線式；D—單匝貫穿式；V—結(jié)構(gòu)倒置式；J—零序接地檢測用；W—抗污穢；R—繞組裸露式第三字母：Z—環(huán)氧樹脂澆注式；C—瓷絕緣；Q—氣體絕緣介質(zhì)；W—與微機保護**第四字母：B—帶保護級；C—差動保護；D—D級；Q—加強型。上海定制電流互感器源頭直供上海喆和定制銷售西門子APT（原上海二工）ALH-0.66 120*50II電流互感器.</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海定制電流互感器源頭直供,電流互感器" src="http://tyunfile.71360.com/UpLoadFile/shcmzdh/2020/2/637167087581865934/6371670875818659347638789.jpg"></div><p> 上海喆和銷售西門子APT原廠ALH-0.66電流互感器 </p> <p> 型號 ALH-0.66 30I-I 200/5ML </p> <p> 型號 ALH-0.66 40II 200/1ML </p> <p> 型號 ALH-0.66 30I-I 20/10.5RML </p> <p> 型號 ALH-0.66 30I 160/5 </p> <p> 型號 ALH-0.66 30I-I 80/1ML </p> <p> 型號 ALH-0.66 50II 250/5ML </p> <p> 型號 ALH-0.66 80II 1500/5ML </p> <p> 型號 ALH-0.66 M8-I 5/1ML </p> <p> 型號 ALH-0.66 40II 500/5ML </p> <p> 型號 ALH-0.66 30I-I 40/5ML </p> <p> 型號 ALH-0.66 40I 200/5ZZ </p> <p> 型號 ALH-0.66 40I 10/5 </p> <p> 型號 ALH-0.66 170*100II 4000/5 </p> <p> 型號 ALH-0.66 100II 2000/5ML </p> <p> 型號 ALH-0.66 80*50II 400/5ML </p> <p> 型號 ALH-0.66 60*50II 2000/1ML </p> <p> 型號 ALH-0.66 80II 1200/1 </p> <p> 型號 ALH-0.66 30I-I 100/110VAM </p> <p> 型號 ALH-0.66 30I-I 30/5H </p> <p> 型號 ALH-0.66 60II 300/5ML </p> <p> 型號 ALH-0.66 30I-I 50/50.5R </p> <p> 型號 ALH-0.66 100II 1000/1ML </p> <p> 型號 ALH-0.66 40I 300/110VAML </p> <p> 型號 ALH-0.66 60II 2000/1 </p> <p> 型號 ALH-0.66 30I-I 50/5ML </p> <p> 型號 ALH-0.66 40I 75/5 0.5R 2.5VA 2T </p> <p> 型號 ALH-0.66 30I-I 30/11RML </p> <p> 型號 ALH-0.66 D12 75/5XGZZ </p> <p> 型號 ALH-0.66 30I-I 15/50.5RML </p> <p> 型號 ALH-0.66 M8-II 5/50.5R </p> <p> 型號 ALH-0.66 30I 50/5ML </p> <p> 型號 ALH-0.66 80*50II 1600/2.5ML </p> <p> 型號 ALH-0.66 80*50II 2000/5ML </p> <p> 型號 ALH-0.66 30I 125/5ML </p> <p> 型號 ALH-0.66 60I 750/5ML </p> <p> 型號 ALH-0.66 50II 500/5ML </p> <p> 型號 ALH-0.66 M8-I 30/5ML </p> <p> 型號 ALH-0.66 40II 600/5ML </p> <p> 型號 ALH-0.66 30I-I 75/5ML </p> <p> 型號 ALH-0.66 30I-I 75/5H </p><p> 對于沒有采取補償措施的電流互感器，比差為負值，角差為正值，比差的***值和角差均隨電流增大而減小。采用補償?shù)霓k法可以減小互感器的誤差。一般通過在互感器上加繞附加繞組或增添附加鐵心，以及接入相應(yīng)的電阻、電感、電容元件來補償。常用的補償法有匝數(shù)補償、分數(shù)匝補償、小鐵心補償、并聯(lián)電容補償?shù)?。校驗方法在進行電流互感器誤差試驗之前，通常需要檢查極性和退磁等試驗。極性檢查電流互感器一次繞組標志為P1、P2，二次繞組標志為S1、S2。若P1、S1是同名端，則這種標志叫減極性。一次電流從P1進，二次電流從S1出。極性檢查很簡單，除了可以在互感器校驗儀上進行檢查外，還可以使用直流檢查法。退磁檢查電流互感器在電流突然下降的情況下，互感器鐵芯可能產(chǎn)生剩磁。如電流互感器在大電流情況下突然切斷電源、二次繞組突然開路等?；ジ衅麒F芯有剩磁，使鐵芯磁導(dǎo)率下降，影響互感器性能。長期使用后的互感器都應(yīng)該退磁。互感器檢驗前也要退磁。退磁就是通過一次或二次繞組以交變的勵磁電流，給鐵芯以交變的磁場。從0開始逐漸加大交變的磁場(勵磁電流)使鐵芯達到飽和狀態(tài)，然后再慢慢減小勵磁電流到零，以消除剩磁。上海喆和定制銷售西門子APT（原上海二工）ALH-0.66 100*50II電流互感器.</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海定制電流互感器源頭直供,電流互感器" src="http://tyunfile.71360.com/UpLoadFile/shcmzdh/2020/2/637167087626920413/6371670876269204131239849.png"></div><p> 上海喆和銷售西門子APT原廠ALH-0.66電流互感器 </p> <p> 型號 ALH-0.66 80*50II 750/5ML </p> <p> 型號 ALH-0.66 30II 50/1 </p> <p> 型號 ALH-0.66 30II 25/5 </p> <p> 型號 ALH-0.66 30II 100/1 </p> <p> 型號 ALH-0.66 30II 60/1 </p> <p> 型號 ALH-0.66 30II 30/5 </p> <p> 型號 ALH-0.66 30II 75/1 </p> <p> 型號 ALH-0.66 30II 40/5 </p> <p> 型號 ALH-0.66 30I-I 300/5ML </p> <p> 型號 ALH-0.66 30I 250/50.2R2.5V </p> <p> 型號 ALH-0.66 40II 75/5ML </p> <p> 型號 ALH-0.66 30I 600/5 </p> <p> 型號 ALH-0.66 30I-I 250/5ML </p> <p> 型號 ALH-0.66 D12 40/1 </p> <p> 型號 ALH-0.66 40II 40/5 </p> <p> 型號 ALH-0.66 M8-II 80/5 </p> <p> 型號 ALH-0.66 D22 600/5 </p> <p> 型號 ALH-0.66 80I 1250/5 </p> <p> 型號 ALH-0.66 100*50II 500/1 </p> <p> 型號 ALH-0.66 60II 3000/5 </p> <p> 型號 ALH-0.66 30I 45/1 </p> <p> 型號 ALH-0.66 50III 250/5 </p> <p> 型號 ALH-0.66 60I 1250/5 </p> <p> 型號 ALH-0.66 40II 20/5 </p> <p> 型號 ALH-0.66 M8-I 120/5 </p> <p> 型號 ALH-0.66 40I 300/5ML </p> <p> 型號 ALH-0.66 80I 700/5 </p> <p> 型號 ALH-0.66 80II 1500/5 0.2SR 20VA 1T 0VA 1T </p> <p> 型號 ALH-0.66 80I 1000/5 0.2SR 10VA 1T 0VA 1T </p> <p> 型號 ALH-0.66 30I 80/5ML </p> <p> 型號 ALH-0.66 60I 2000/1 </p> <p> 型號 ALH-0.66 D8-I 10/5 </p> <p> 型號 ALH-0.66 40I 120/5 </p> <p> 型號 ALH-0.66 100*50II 1600/5ML </p> <p> 型號 ALH-0.66 30I-I 200/51R10VA1T </p> <p> 型號 ALH-0.66 40I 500/5ML </p> <p> 型號 ALH-0.66 100*85II 4000/5 </p> <p> 型號 ALH-0.66 80II 1200/10.5R10VA 690V ML VA ML </p> <p> 型號 ALH-0.66 30I-I 200/1 </p> <p> 型號 ALH-0.66 50II 1000/5 0.5R </p> <p> 型號 ALH-0.66 170*50II 5000/5 上海喆和定制銷售西門子APT（原上海二工）ALH-0.66 D22電流互感器.上海定制電流互感器源頭直供</p><p style="text-indent:25px">上海喆和定制銷售西門子APT（原上海二工）ALH-0.66 100III電流互感器.上海定制電流互感器源頭直供</p><p> 上海喆和定制銷售西門子APT原廠ALH-0.66電流互感器，交貨快，款式種類多，個性化等。 </p> <p> 型號 </p> <p> ALH-0.66 60*50II 400/1ML </p> <p> 型號 </p> <p> ALH-0.66 M8-I 15/5ML </p> <p> 型號 </p> <p> ALH-0.66 M8-II 60/5XGZZ </p> <p> 型號 </p> <p> ALH-0.66 80*50II 1250/5ML </p> <p> 型號 </p> <p> ALH-0.66 40II 800/5ML </p> <p> 型號 </p> <p> ALH-0.66 40I 150/15VAML </p> <p> 型號 </p> <p> ALH-0.66 30I 250/50.2RML </p> <p> 型號 </p> <p> ALH-0.66 100*50II 3000/5M </p> <p> 型號 </p> <p> ALH-0.66 80*50II 250/51R5VA ML </p> <p> 型號 </p> <p> ALH-0.66 100II 800/5ML </p> <p> 型號 </p> <p> ALH-0.66 60*50II 1600/2.5M </p> <p> 型號 </p> <p> ALH-0.66 40II 600/50.2RML </p> <p> 型號 </p> <p> ALH-0.66 60II 800/5ML </p> <p> 型號 </p> <p> ALH-0.66 30I-I 300/1ML </p> <p> 型號 </p> <p> ALH-0.66 30I 150/1ML </p> <p> 型號 </p> <p> ALH-0.66 30I 60/1ML </p> <p> 型號 </p> <p> ALH-0.66 40II 250/5ML </p> <p> 型號 </p> <p> ALH-0.66 60II 1500/1ML </p> <p> 型號 </p> <p> ALH-0.66 30I-I 60/11RML </p> <p> 型號 </p> <p> ALH-0.66 M8-I 20/50.5R </p> <p> 型號 </p> <p> ALH-0.66 80II 800/5ML </p> <p> 型號 </p> <p> ALH-0.66 60*50II 1000/5ML </p> <p> 型號 </p> <p> ALH-0.66 40II 400/1 15VA ML </p> <p> 型號 </p> <p> ALH-0.66 30I-I 5/5ML </p> <p> 型號 </p> <p> ALH-0.66 40I 25/5ZZ </p> <p> 型號 </p> <p> ALH-0.66 60*50II 750/1ML </p> <p> 型號 </p> <p> ALH-0.66 60II 250/1ML </p> <p> 型號 </p> <p> ALH-0.66 80II 630/5 </p> <p> 型號 </p> <p> ALH-0.66 80*50II 1250/1ML </p> <p> 型號 </p> <p> ALH-0.66 180II 4000/5ML </p> <p> <br /> </p> <p> <br /> </p> <p> 型號 </p> <p> ALH-0.66 40I 450/5 </p> <p> 型號 </p> <p> ALH-0.66 80*50II 400/51R5 </p> <p> 型號 </p> <p> ALH-0.66 40I 100/10.4VAML </p> <p> 型號 </p> <p> ALH-0.66 M8-II 30/5EPZZ </p> <p> 型號 </p> <p> ALH-0.66 130III 4000/1 </p> <p> <br /> </p> <p> <br /> </p> <p> 型號 </p> <p> ALH-0.66 100*50II 3500/1M </p> <p> 型號 </p> <p> ALH-0.66 120*50II 4000/5 15VA ML </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> </p> <p> <br /> 上海定制電流互感器源頭直供</p><p style="text-indent:25px">上海喆和機電科技有限公司是一家從事機電科技領(lǐng)域內(nèi)的技術(shù)開發(fā)、技術(shù)咨詢、技術(shù)服務(wù)、技術(shù)轉(zhuǎn)讓,機電設(shè)備、五金交電、儀器儀表、電子產(chǎn)品、電子元器件、通訊設(shè)備(除衛(wèi)星電視廣播地面接收設(shè)施)、五金工具、橡塑制品、陶瓷制品、金屬材料、五金制品、包裝材料、建筑裝潢材料、化工原料及產(chǎn)品(除危險化學(xué)品、監(jiān)控化學(xué)品、民用物品、易制毒化學(xué)品)、管道及配件、閥門的批發(fā)、零售?！疽婪毥?jīng)批準的項目,經(jīng)相關(guān)部門批準后方可開展經(jīng)營活動】的公司，是一家集研發(fā)、設(shè)計、生產(chǎn)和銷售為一體的專業(yè)化公司。上海喆和機電科作為從事機電科技領(lǐng)域內(nèi)的技術(shù)開發(fā)、技術(shù)咨詢、技術(shù)服務(wù)、技術(shù)轉(zhuǎn)讓,機電設(shè)備、五金交電、儀器儀表、電子產(chǎn)品、電子元器件、通訊設(shè)備(除衛(wèi)星電視廣播地面接收設(shè)施)、五金工具、橡塑制品、陶瓷制品、金屬材料、五金制品、包裝材料、建筑裝潢材料、化工原料及產(chǎn)品(除危險化學(xué)品、監(jiān)控化學(xué)品、民用物品、易制毒化學(xué)品)、管道及配件、閥門的批發(fā)、零售?！疽婪毥?jīng)批準的項目,經(jīng)相關(guān)部門批準后方可開展經(jīng)營活動】的企業(yè)之一，為客戶提供良好的編程控制器，光電傳感器，變頻器，軟啟動器。上海喆和機電科始終以本分踏實的精神和必勝的信念，影響并帶動團隊取得成功。上海喆和機電科創(chuàng)始人李小雅，始終關(guān)注客戶，創(chuàng)新科技，竭誠為客戶提供良好的服務(wù)。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1164381.html</p></div></div></div></div></div><div id="8qh0xp0" 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