內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商淄博正高電氣供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content=" 變壓器磁路平衡，不存在磁化的問題。要求主變壓器和平衡電抗器對稱性好。2整流輸出電壓：Ud=。當(dāng)負(fù)載電流小于額定值（Id）2~5%時，流過平衡電抗器的電流太小，達(dá)不到激磁所需的臨界電流，平衡電抗"><meta name="keywords" content="內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商,晶閘管模塊"><link rel="canonical" href="http://m.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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class="leftbox clearfix"><h1>內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商淄博正高電氣供應(yīng)</h1><div id="jn8hdpl" class="proBig"><div id="m3r4b7s" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/10/26/16/637077052180810108_baomeng7_6299651.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="wgdqxzg" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/10/26/16/637077052180810108_baomeng7_6299651.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="pjbikrj" 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>山東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商,晶閘管模塊</p><p><span>***更新：</span>2021-02-02 00:13:07</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="3xzr2r8" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">淄博正高電氣有限公司</a></p><p><span>聯(lián)系人：</span>竇新勇</p><p><span>郵箱: </span>zhenggao168@163.com</p><p><span>電話: </span>15550320286</p><p><span>傳真: </span>0533_7369627</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0533-7369626</p><p><span>地址: </span>淄博市臨淄區(qū)桑坡路南首2-20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="w3qahog" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="3m28ujf" class="box"><p><p> 變壓器磁路平衡，不存在磁化的問題。要求主變壓器和平衡電抗器對稱性好。2整流輸出電壓：Ud=。當(dāng)負(fù)載電流小于額定值（Id）2~5%時，流過平衡電抗器的電流太小，達(dá)不到激磁所需的臨界電流，平衡電抗器失去作用，其上的三角波形電壓也就沒有了，此時該線路輸出電壓與三相半波電路一樣，該電壓即為電焊機空載電壓。輸出電壓：Ud=。2電阻R的作用是為電焊機在空載電壓輸出時，提供可控硅導(dǎo)通的擎制電流。因此擎制電流參數(shù)的大小或離散性對R的阻值有相當(dāng)重要性。實例：1.晶閘管耐壓的選擇（VRRM；VDRM）：已知條件：空載電壓：100V，額定輸出電流：630A；暫載率：60%根據(jù)公式：Ud=（大電流時：Ud=）對于雙反星型并聯(lián)電路，其對晶閘管耐壓要求均為：U2。U2為變壓器副邊相電壓。根據(jù)Ud=?？紤]兩倍余量：VRRM；VDRM=2x.因此選擇耐壓400V的晶閘管及模塊即可。2.晶閘管額定電流的選擇（IT(AV)）：2.先計算變壓器副邊流過的相電流（Ie）：由公式：Ie=1/2x(適用雙反星型并聯(lián)電路,因兩極性組并聯(lián),所以公式中需乘以1/2)，內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商，內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商。對于630A輸出電流，Id=630A所以：Ie=1/2x（此值為交流有效值。需折算為平均值）計算流過的晶閘管額定電流（IT(AV)）：IT=Ie/考慮選型需按IT(AV)=()IT=116Ax。正高電氣我們完善的售后服務(wù)，內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商，讓客戶買的放心，用的安心。內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商,晶閘管模塊" src="http://tyunfile.71360.com/UpLoadFile/2019/10/26/16/637077052180810108_baomeng7_6299651.jpg"></div><p> 1晶閘管模塊被廣泛應(yīng)用于工業(yè)行業(yè)中，對于一些專業(yè)的電力技術(shù)人員，都知道晶閘管模塊的來歷及各種分類。不過現(xiàn)在從事這一行的人越來越多，有的采購人員對這方面還不是很了解。有的客戶也經(jīng)常問起我們晶閘管模塊的來歷?，F(xiàn)在晶閘管廠家昆二晶就為大家分享一下：2晶閘管模塊誕生后，其結(jié)構(gòu)的改進(jìn)和工藝的，為新器件的不斷出現(xiàn)提供了條件。1964年，雙向晶閘管在GE公司開發(fā)成功，應(yīng)用于調(diào)光和馬達(dá)控制；1965年，小功率光觸發(fā)晶閘管出現(xiàn)，為其后出現(xiàn)的光耦合器打下了基礎(chǔ)；60年代后期，大功率逆變晶閘管問世，成為當(dāng)時逆變電路的基本元件；1974年，逆導(dǎo)晶閘管和非對稱晶閘管研制完成。3普通晶閘管廣泛應(yīng)用于交直流調(diào)速、調(diào)光、調(diào)溫等低頻(400Hz以下)領(lǐng)域，運用由它所構(gòu)成的電路對電網(wǎng)進(jìn)行控制和變換是一種簡便而經(jīng)濟的辦法。不過，這種裝置的運行會產(chǎn)生波形畸變和降低功率因數(shù)、影響電網(wǎng)的質(zhì)量。目前水平為12kV/1kA和6500V/4000A。4雙向晶閘管可視為一對反并聯(lián)的普通晶閘管的集成，常用于交流調(diào)壓和調(diào)功電路中。正、負(fù)脈沖都可觸發(fā)導(dǎo)通，因而其控制電路比較簡單。其缺點是換向能力差、觸發(fā)靈敏度低、關(guān)斷時間較長，其水平已超過2000V/500A。江西晶閘管模塊配件正高電氣具備雄厚的實力和豐富的實踐經(jīng)驗。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商,晶閘管模塊" src="http://tyunfile.71360.com/UpLoadFile/2019/10/26/16/637077052180966053_baomeng7_4009639.jpg"></div><p> 晶閘管模塊電流規(guī)格的選取 </p> <p> 1、根據(jù)負(fù)載性質(zhì)及負(fù)載額定電流進(jìn)行選取 </p> <p> （1）電阻負(fù)載的較大電流應(yīng)是負(fù)載額定電流的2倍。 </p> <p> （2）感性負(fù)載的較大電流應(yīng)為額定負(fù)載電流的3倍。 </p> <p> （3）負(fù)載電流變化較大時，電流倍數(shù)適當(dāng)增大。 </p> <p> （4）在運行過程中，負(fù)載的實際工作電流不應(yīng)超過模塊的較大電流。 </p> <p> 2、散熱器風(fēng)機的選用 </p> <p> 模塊正常工作時必須配備散熱器和風(fēng)機，推薦采用廠家配套的散熱器和風(fēng)機。如果用戶是自己提供的，則使用以下原則來選擇： </p> <p> （1）模塊正常工作時，必須能保證冷卻底板溫度不超過75℃； </p> <p> （2）當(dāng)模塊負(fù)載較輕時，可減小散熱器的尺寸或采用自然冷卻； </p> <p> （3）有水冷條件的，應(yīng)優(yōu)先水冷散熱。 </p> <p> 3、使用要求 </p> <p> （1）工作場所環(huán)境溫度范圍：-25℃～+45℃； </p> <p> （2）模塊周圍需要干燥、通風(fēng)、遠(yuǎn)離熱源、無塵、無腐蝕性液體或氣體。 </p> <p> （3）模塊電極上的銅線嚴(yán)禁不用端子直接壓接，以免接觸不良引起附加發(fā)熱。 </p> <p> （4）應(yīng)經(jīng)常測量固體繼電器導(dǎo)熱襯底側(cè)或固態(tài)繼電器附近散熱器的表面溫度，測點溫度應(yīng)小于80℃。 </p><p> 它可以用控制移相觸發(fā)脈沖來方便地改變負(fù)載的交流工作電壓，從而應(yīng)用于精確地調(diào)溫、調(diào)光等阻性負(fù)載及部分感性負(fù)載場合。⑵雙向可控硅輸出的普通型與單向可控硅反并聯(lián)輸出的增強型的區(qū)別在感性負(fù)載的場合，當(dāng)LSR由通態(tài)關(guān)斷時，由于電流、電壓的相位不一致，將產(chǎn)生一個很大的電壓上升率dv/dt（換向dv/dt）加在雙向可控硅兩端，如此值超過雙向可控硅的換向dv/dt指標(biāo)(典型值為10V/μs)則將導(dǎo)致延時關(guān)斷，甚至失敗。而單向可控硅為單極性工作狀態(tài)，只受靜態(tài)電壓上升率dv/dt(典型值為100V/μs)影響，由兩只單向可控硅反并聯(lián)構(gòu)成的增強型LSR比由一只雙向可控硅構(gòu)成的普通型LSR的換向dv/dt有了很大提高，因此在感性或容性負(fù)載場合宜選取增強型LSR。㈣繼電器負(fù)載輸出端電流等級及型號如下表：電流普通型2A普通型4A普通型8A普通型16A普通型25A普通型40A增強型15A增強型35A型號LSR-3Z02D3LSR-3Z02D2LSR-3Z02A3LSR-3P02D1-3Z04D3-3Z04D2-3Z04A3-3P04D1-3Z08D3-3Z08D2-3Z08A3-3P08D1-3Z16D3-3Z16D2-3Z16A3-3P16D1-3Z25D3-3Z25D2-3Z25A3-3P25D1-3Z40D3-3Z40D2-3Z40A3-3P40D1LSR-H3Z15D3LSR-H3Z15D2LSR-H3Z15A3LSR-H3P15D1-H3Z35D3-H3Z35D2-H3Z35A3-H3P35D1電流增強型50A增強型70A增強型90A。正高電氣以發(fā)展求壯大，就一定會贏得更好的明天。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商,晶閘管模塊" src="http://tyunfile.71360.com/UpLoadFile/2019/10/26/16/637077052166287731_baomeng7_5437458.jpg"></div><p> 強型120A增強型150A增強型200A增強型300A增強型400A型號LSR-H3Z50D3LSR-H3Z50D2LSR-H3Z50A3LSR-H3P50D1H3Z70D3H3Z70D2H3Z70A3H3P70D1H3Z90D3H3Z90D2H3Z90A3H3P90D1H3100ZFH3Z1**3H3Z1**2H3Z120A3H3P1**1H3120ZFH3Z150D3H3Z150D2H3P150D1H3150ZEH3Z200D3H3Z200D2H3P200D1H3200ZEH3Z300D3H3Z300D2H3P300D1H3300ZDH3Z400D3H3Z400D2H3P400D1H3400Z㈤技術(shù)參數(shù)輸入?yún)?shù)輸入電壓范圍D3：3-36Vdc，D2：18-30Vdc，A3：90-430Vac，D1：4-8Vdc輸入電流5mA-15mA反接保護(hù)有LED指示有輸出參數(shù)額定工作電壓4：48~480Vac，3：36-430Vac，2：24-265Vac，1：12-135Vac輸出通態(tài)壓降＜2Vac斷態(tài)峰值截止電壓Vp4：≥1100Vpk，3：≥900Vpk，2：≥600Vpk，1：≥400Vpk浪涌電流（電網(wǎng)一周）800%**小負(fù)載電流100mA輸出漏電流16A及以下＜2mA，16A以上＜12mA靜態(tài)電壓上升率dVs/dt100V/μs（普通型）、200V/μs（增強型）換向電壓上升率dVc/dt10V/μs（普通型）、200V/μs（增強型）開啟比較大響應(yīng)時間10ms關(guān)斷比較大延時10ms其它參數(shù)介質(zhì)耐壓（輸入、輸出及外殼間）≥2000Vac絕緣電阻（輸入、輸出及外殼間）＞1000MΩ。正高電氣以更積極的態(tài)度，更新、更好的產(chǎn)品，更質(zhì)量的服務(wù)，迎接挑戰(zhàn)。江西晶閘管模塊配件</p><p style="text-indent:25px">正高電氣產(chǎn)品質(zhì)量好，收到廣大業(yè)主一致好評。內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商</p><p> 額定電壓V1mA的下限是線路工作電壓峰值，考慮到電網(wǎng)電壓的波動以及多次承受沖擊電流以后V1mA值可能下降，因此，額定電壓的取值應(yīng)適當(dāng)提高。目前通常采用30[%]的余量計算。V1mA≥√2?U式中U――壓敏電阻兩端正常工作電壓的有效值。壓敏電阻的數(shù)量：三相整流模塊和三相交流模塊均為三只、單相整流模塊和單相交流模塊均為一只。全部接在交流輸入端。3、過熱保護(hù)晶閘管在電流通過時，會產(chǎn)生一定的壓降，而壓降的存在則會產(chǎn)生一定的功耗，電流越大則功耗越大，產(chǎn)生的熱量也就越大。如果不把這些熱量快速散掉，會造成燒壞晶閘管芯片的問題。因此要求使用晶閘管模塊時，一定要安裝散熱器。散熱條件的好壞，是影響模塊能否安全工作的重要因素。良好的散熱條件不但能夠保證模塊可靠工作、防止模塊過熱燒毀，而且能夠提高模塊的電流輸出能力。建議用戶在使用大電流規(guī)格模塊的時候盡量選擇帶過熱保護(hù)作用的模塊。當(dāng)然，即便模塊帶過熱保護(hù)作用，而散熱器和風(fēng)機也是不可缺少的。在使用中，當(dāng)散熱條件不符合規(guī)定要求時，如室溫超過40℃、強迫風(fēng)冷的出口風(fēng)速不足6m/s等，則模塊的額定電流應(yīng)立即降低使用，否則模塊會由于芯片結(jié)溫超過允許值而損壞。譬如。內(nèi)蒙古穩(wěn)流穩(wěn)壓模塊供應(yīng)商</p><p style="text-indent:25px">淄博正高電氣有限公司是一家有著雄厚實力背景、信譽可靠、勵精圖治、展望未來、有夢想有目標(biāo)，有組織有體系的公司，堅持于帶領(lǐng)員工在未來的道路上大放光明，攜手共畫藍(lán)圖，在山東省淄博市等地區(qū)的電子元器件行業(yè)中積累了大批忠誠的客戶粉絲源，也收獲了良好的用戶口碑，為公司的發(fā)展奠定的良好的行業(yè)基礎(chǔ)，也希望未來公司能成為*****，努力為行業(yè)領(lǐng)域的發(fā)展奉獻(xiàn)出自己的一份力量，我們相信精益求精的工作態(tài)度和不斷的完善創(chuàng)新理念以及自強不息，斗志昂揚的的企業(yè)精神將**正高電氣供應(yīng)和您一起攜手步入輝煌，共創(chuàng)佳績，一直以來，公司貫徹執(zhí)行科學(xué)管理、創(chuàng)新發(fā)展、誠實守信的方針，員工精誠努力，協(xié)同奮取，以品質(zhì)、服務(wù)來贏得市場，我們一直在路上！</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/3113227.html</p></div></div></div></div></div><div id="7rolnpw" class="page-right twoColRt"><div id="azmjlc3" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="gfheqxj" 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配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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