深圳電子變壓器綜合測試測試儀歡迎來電展榮新精密電子供應(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="變壓器剛出產(chǎn)時，沒有經(jīng)過惡劣環(huán)境長時間的考驗，深圳電子變壓器綜合測試測試儀，外施其額定電壓和頻率的電源作試驗，繞組匝間、層間和段間的電壓不足以達(dá)到電介質(zhì)缺陷處的擊穿電壓難以造成這些絕緣缺陷處的放電和擊穿，深圳電子變壓器綜合測試測試儀，這種存"><meta name="keywords" content="深圳電子變壓器綜合測試測試儀,測試儀"><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 http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u 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id="8jqxoaz" class="proBig"><div id="wxjqx8n" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ZRX888/637284369331220703/2215012.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="lmd7sh9" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ZRX888/637284369331220703/2215012.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="cgs4r3l" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>深圳電子變壓器綜合測試測試儀,測試儀</p><p><span>***更新：</span>2020-10-17 01:05:21</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="pjqfgft" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市展榮新精密電子有限公司</a></p><p><span>聯(lián)系人：</span>喻孟峨</p><p><span>郵箱: </span>113527410@qq.com</p><p><span>電話: </span>15012892536</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0755-27923475</p><p><span>地址: </span>航城街道黃田社區(qū)崗貝工業(yè)區(qū)綜合樓10棟401</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="ap8on7m" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="nhb4td9" class="box"><p><p> 變壓器剛出產(chǎn)時，沒有經(jīng)過惡劣環(huán)境長時間的考驗，深圳電子變壓器綜合測試測試儀，外施其額定電壓和頻率的電源作試驗，繞組匝間、層間和段間的電壓不足以達(dá)到電介質(zhì)缺陷處的擊穿電壓難以造成這些絕緣缺陷處的放電和擊穿，深圳電子變壓器綜合測試測試儀，這種存在絕緣故障隱患的變壓器與絕緣性能良好的同類變壓器的空載電流和空載功耗沒有太大的差別，深圳電子變壓器綜合測試測試儀，故而難以發(fā)現(xiàn)這些隱患； </p> <p> 而感應(yīng)耐壓試驗給變壓器施加2倍額定電壓以上的電壓，可在縱絕緣缺陷處建立更高更集中的場強(qiáng)，繞組匝間、層間和段間的電壓達(dá)到并超過電介質(zhì)缺陷處的擊穿電壓；感應(yīng)耐壓試驗給變壓器施加頻率在2倍的額定頻率以上，較高的頻率又可以大幅降低固體電介質(zhì)的擊穿電壓，使得絕緣缺陷更容易被擊穿；感應(yīng)耐壓試驗所規(guī)定的外施電壓的作用時間亦可保證絕緣缺陷的擊穿；故感應(yīng)耐壓試驗可以可靠地檢測出變壓器縱絕緣性能的好壞。在使用變壓器綜合測試儀之前一定要認(rèn)真閱讀使用說明書。深圳電子變壓器綜合測試測試儀</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="深圳電子變壓器綜合測試測試儀,測試儀" src="https://tyunfile.71360.com/UploadFile/ZRX888/637284369331220703/2215012.png"></div><p> 電氣安全主要測試指標(biāo)包括交/直流耐壓、絕緣電阻、泄漏電流、接地電阻等。交/直流耐壓試驗用于檢驗產(chǎn)品在實際工作狀態(tài)下的電氣安全性能，是檢驗設(shè)備電氣安全性能的重要指標(biāo)之一。 </p> <p> 目前市場上所見的耐壓測試儀采用GB4706（等同IEC1010）標(biāo)準(zhǔn)，使用較多的是臺式結(jié)構(gòu)的單項測試指標(biāo)測試儀器，不能滿足用戶需要多指標(biāo)綜合測試的需求；而且目前市場上的耐壓測試儀多采用的是傳統(tǒng)的測試方法，測試精度不高，采用的技術(shù)和主要性能指標(biāo)與國外先進(jìn)水平有一定的差距，不能完全滿足目前發(fā)展的電氣安全性能測試工作的需要。因此研究符合新國際標(biāo)準(zhǔn)的采用先進(jìn)技術(shù)和具有更好性能指標(biāo)的耐壓測試系統(tǒng)具有重要意義。自動lcr測試儀3259変壓器宗合測試系統(tǒng)乃是一部部全功自能自動化測試的零件覚測分析儀器。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="深圳電子變壓器綜合測試測試儀,測試儀" src="https://tyunfile.71360.com/UploadFile/ZRX888/637284369430361328/5104232.png"></div><p style="text-indent:25px">耐壓測試系統(tǒng)漏電流的測試范圍是0mA ~20mA，測試開始時，被測設(shè)備漏電流通過電流互感器，然后經(jīng)I/V轉(zhuǎn)換電路將采樣電流轉(zhuǎn)換成電壓在單片機(jī)內(nèi)進(jìn)行相應(yīng)的A/D轉(zhuǎn)換和計算，終究得到被測設(shè)備在設(shè)定電壓條件下的泄漏電流值，通過和安全標(biāo)準(zhǔn)規(guī)定的泄漏電流值相比較，就可以檢驗設(shè)備耐壓測試是否合格。實際測試時，在電流互感器二次側(cè)設(shè)計了過流保護(hù)電路，當(dāng)有過流情況出現(xiàn)時，例如被測設(shè)備被擊穿或者被測設(shè)備絕緣缺陷，電源迅速被切斷，測試被終止以保護(hù)測試系統(tǒng)不被損壞。</p><p style="text-indent:25px">變壓器運行時應(yīng)監(jiān)視溫度的變化。如果變壓器線圈導(dǎo)線是A級絕緣，其絕緣體以紙和棉紗為主，溫度的高低對絕緣和使用壽命的影響很大，溫度每升高8℃，絕緣壽命要減少50%左右。變壓器在正常溫度（90℃）下運行，壽命約20年；若溫度升至105℃，則壽命為7年5溫度升至120℃，壽命*為兩年。所以變壓器運行時，一定要保持良好的通風(fēng)和冷卻，必要時可采取強(qiáng)制通風(fēng)，以達(dá)到降低變壓器溫升的目。同時防止變壓器過載運行，如果長期過載運行，會引起線圈發(fā)熱，使絕緣逐漸老化，匣間短路、相間短路或?qū)Φ囟搪芳坝偷姆纸?。我國已躍居為世界上電子變壓器生產(chǎn)大國之一，所以變壓器的測試儀需求量也在不斷增加。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="深圳電子變壓器綜合測試測試儀,測試儀" src="https://tyunfile.71360.com/UploadFile/ZRX888/637284369112978516/9563394.png"></div><p> 耐壓測試儀能檢測被測試儀器或材料的絕緣強(qiáng)度等技術(shù)指標(biāo)，被用于電工器材、電器、變壓器、電源線、電度表、電機(jī)、電源插頭座、電纜線等的耐壓測試，適用于電視機(jī)、電風(fēng)扇、收錄機(jī)、電冰箱、洗衣機(jī)、微波爐、電吹風(fēng)等家用電器以及儀器、儀表等電子整機(jī)的耐壓測試，因而更顯示出其重要性。 </p> <p> 耐壓測試儀安全要點： </p> <p> 1.確保不合格的操作人員和不相關(guān)的人員應(yīng)遠(yuǎn)離高壓測試區(qū)。 </p> <p> 2.本測試儀輸入電源為 AC 交流電源。電源范圍為交流(AC)220V 士 10％，電源頻率為 50Hz。 </p> <p> 3.在高壓測試進(jìn)行中不碰觸測試物件或任何與待測物有連接的物件。 </p> <p> 4.萬一發(fā)生任何問題，請立即關(guān)閉高壓輸出和輸入電源。 </p> <p> 5.在直流耐壓測試后，必須先妥善放電，才能進(jìn)行拆除測試線的工作。 </p> <p> <br /> 市面上的電子負(fù)載均有基本的四項功能：恒流、恒壓、恒阻和恒功率。變壓器測試儀價格</p><p style="text-indent:25px">3250測試儀可解決測試儀器間因測試輸出阻抗差異造成測試電流不同而引起的電感量差異問題。深圳電子變壓器綜合測試測試儀</p><p style="text-indent:25px">耐壓測試儀，又叫電氣絕緣強(qiáng)度試驗儀，或叫介質(zhì)強(qiáng)度測試儀，也有稱介質(zhì)擊穿裝置、絕緣強(qiáng)度測試儀、高壓實驗儀、高壓擊穿裝置、耐壓試驗儀等。將一規(guī)定交流或直流高壓施加在電器帶電部分和非帶電部分（一般為外殼）之間以檢查電器的絕緣材料所能承受耐壓能力的試驗。電器在長期工作中，不*要承受額定工作電壓的作用，還要承受操作過程中引起短時間的高于額定工作電壓的過電壓作用（過電壓值可能會高于額定工作電壓值的好幾倍）。在這些電壓的作用下，電氣絕緣材料的內(nèi)部結(jié)構(gòu)將發(fā)生變化。當(dāng)過電壓強(qiáng)度達(dá)到某一定值時，就會使材料的絕緣擊穿，電器將不能正常運行，操作者就可能觸電，危及人身安全。深圳電子變壓器綜合測試測試儀</p><p style="text-indent:25px">深圳市展榮新精密電子有限公司致力于儀器儀表，以科技創(chuàng)新實現(xiàn)***管理的追求。展榮新精密電子擁有一支經(jīng)驗豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團(tuán)隊，以高度的專注和執(zhí)著為客戶提供變壓器電感平衡測試儀，變壓器綜合測試儀，高壓測試儀19053，展榮新（臺儀達(dá)）系列產(chǎn)品。展榮新精密電子不斷開拓創(chuàng)新，追求出色，以技術(shù)為先導(dǎo)，以產(chǎn)品為平臺，以應(yīng)用為重點，以服務(wù)為保證，不斷為客戶創(chuàng)造更高價值，提供更優(yōu)服務(wù)。展榮新精密電子始終關(guān)注儀器儀表行業(yè)。滿足市場需求，提高產(chǎn)品價值，是我們前行的力量。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1583018.html</p></div></div></div></div></div><div id="sw3bdxq" class="page-right twoColRt"><div id="bq0oqmv" class="box01 margin10 clearfix"><h3><a 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