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src=$(this).children().children('img').attr("src"); $("#ceshi").css("width", "100%"); $("#ceshi").css("height", "100%"); $("#ceshi").css("position", ""); $("#spec-n1 img").eq(0).attr({ src:src.replace("\/n5\/","\/n1\/"), jqimg:src.replace("\/n5\/","\/n0\/") }); $("#spec-list li p").each(function(){ $(this).css({ "border":"1px solid #dfdfdf" }); }) $(this).children('p').css({ "border":"1px solid #0f74cf" }); }); }) </script> <script type=text/javascript src="/skins/333987/js/lib.js"></script> <script type=text/javascript src="/skins/333987/js/zzsc.js"></script> </div> <div id="ese6k6g28e" class="pro_detail_text"> <h1>2672交直流耐壓測試儀</h1> <div id="ese6k6g28e" class="jyms"><p><span>簡要描述：</span>2672交直流耐壓測試儀是測量耐壓強(qiáng)度的儀器,它可以直觀、準(zhǔn)確、快速、可靠地測試各種被測對象的擊穿電壓、漏電流等電氣安全性能指標(biāo)，并可以作為高壓源用來測試元器件和整機(jī)性能?？档悄蛪簻y試儀產(chǎn)品系列</p></div> <ul> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>產(chǎn)品型號：</span></li> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>廠商性質(zhì)：</span>生產(chǎn)廠家</li> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>更新時間：</span>2024-11-07</li> <li><img src="/skins/333987/images/prodetail_cs_icon.png" /><span>訪問量：</span>1551</li> </ul> <div id="ese6k6g28e" class="pro_detail_btn"> <a href="/order.html" class="prodtl_btn1">產(chǎn)品咨詢</a><a href="/contact.html" class="prodtl_btn2">聯(lián)系我們</a> </div> </div> <div id="ese6k6g28e" class="clear"></div> </div>  </div> <div id="ese6k6g28e" class="lhtab"><span id="ese6k6g28e" class="on span1">產(chǎn)品詳情</span><span id="ese6k6g28e" class="span2">在線留言</span></div> <div id="ese6k6g28e" class="page-procon"> <p><span style="font-size:16px"><strong> <strong>2672交直流耐壓測試儀</strong></strong>是測量耐壓強(qiáng)度的儀器<span style="font-family:times new roman">,</span>它可以直觀、準(zhǔn)確、快速、可靠地測試各種被測對象的擊穿電壓、漏電流等電氣安全性能指標(biāo)，并可以作為高壓源用來測試元器件和整機(jī)性能?？档悄蛪簻y試儀產(chǎn)品系列，是按照<span style="color:rgb(255, 0, 0)"><strong><span style="font-family:times new roman">IEC</span>、<span style="font-family:times new roman">CSA</span>、<span style="font-family:times new roman">UL</span>、<span style="font-family:times new roman">JIS</span></strong></span>等國內(nèi)的安全標(biāo)準(zhǔn)要求設(shè)計的，耐壓輸出<span style="color:rgb(255, 0, 0)"><span style="font-family:times new roman">1kV</span>～<span style="font-family:times new roman">50kV</span></span>，漏電流<span style="color:rgb(255, 0, 0)"><strong><span style="font-family:times new roman">0</span>～<span style="font-family:times new roman">200mA</span></strong></span>。適合各種家用電器、電源開關(guān)、電線電纜、變壓器、接線端子、高壓膠木電器、電機(jī)、醫(yī)療、化工、儀器儀表等，以及強(qiáng)電系統(tǒng)的安全耐壓和漏電流的測試、同時也是科研實(shí)驗(yàn)室、技術(shù)監(jiān)督部門*的耐壓試驗(yàn)設(shè)備。</span></p><p><span style="color:#0000CD"><strong>2672交直流耐壓測試儀</strong></span><span style="font-size:16px">產(chǎn)品是在吸收、消化*耐壓測試儀的基礎(chǔ)上，結(jié)合眾多用戶的實(shí)際使用情況加以提高、完善設(shè)計而成的。測試電壓、漏電流同時顯示，功能豐富實(shí)用，可通過漏電流顯示反映被測體漏電流的實(shí)際值和比較同類產(chǎn)品不同批次或不同廠家產(chǎn)品中的耐壓好壞程度，確保你的產(chǎn)品安全性能*，同時可利用漏電流顯示功能，擴(kuò)展測量高壓硅堆的反向電壓、反向漏電流、三極管的高反壓管的反向電壓、反向漏電流等，在技術(shù)性能和質(zhì)量可靠性上處于國內(nèi)水平。</span></p><p><br/></p><p><span style="font-size:16px">二．<strong><span style="color:rgb(255, 0, 0)">交直流耐壓測試儀技術(shù)規(guī)格</span></strong></span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(1) </span>電壓測試范圍：<span style="color:rgb(255, 0, 0)"><strong><span style="font-family:times new roman">AC/DC</span>：<span style="font-family:times new roman">0</span>～5<span style="font-family:times new roman">kV</span></strong></span> 電壓準(zhǔn)確度： <span style="font-family:times new roman"><span style="color:rgb(255, 0, 0)"><strong>±5%</strong></span>(</span>滿度值<span style="font-family:times new roman">)</span> </span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(2) </span>漏電流測試范圍：<span style="color:rgb(255, 0, 0)"><strong><span style="font-family:times new roman">AC</span>：<span style="font-family:times new roman"> 0</span>～<span style="font-family:times new roman">20mA</span></strong></span> </span></p><p><span style="color:rgb(255, 0, 0)"><strong><span style="font-size:16px"><span style="font-family:times new roman">DC:0</span>～1<span style="font-family:times new roman">0mA </span>漏電流準(zhǔn)確度：<span style="font-family:times new roman">±5%(</span>滿度值<span style="font-family:times new roman">)</span></span></strong></span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(3) </span>漏電流報警值預(yù)置范圍：<span style="font-family:times new roman"> <span style="color:rgb(255, 0, 0)"><strong>AC</strong></span></span><span style="color:rgb(255, 0, 0)"><strong>：<span style="font-family:times new roman">0</span>～<span style="font-family:times new roman">20mA</span></strong></span></span></p><p><span style="font-size:16px"><span style="font-family:times new roman">DC: <span style="color:rgb(255, 0, 0)"><strong>0.3</strong></span></span><span style="color:rgb(255, 0, 0)"><strong>～1<span style="font-family:times new roman">0mA</span></strong></span>（連續(xù)設(shè)定）準(zhǔn)確度：<span style="font-family:times new roman">±5%(</span>滿度值<span style="font-family:times new roman">)</span></span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(4) </span>時間測試范圍：<span style="color:rgb(255, 0, 0)"><strong><span style="font-family:times new roman">1</span>～<span style="font-family:times new roman">99</span></strong></span><span style="color:rgb(255, 0, 0)"><strong>s</strong></span>，連續(xù)設(shè)定和手動</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(5) </span>輸出功率：500VA</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(6) </span>輸出波形：正弦波<span style="font-family:times new roman"> AC ; DC</span></span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(7) </span>電源：<strong><span style="color:rgb(255, 0, 0)">198～242VAC</span></strong><strong><span style="color:rgb(255, 0, 0)"> 47.5～52.5<span style="font-family:times new roman">Hz</span></span></strong></span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(8) </span>工作條件：環(huán)境溫度<span style="font-family:times new roman">0</span>～<span style="font-family:times new roman">40oC</span></span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(9) </span>相對濕度：≤90% RH</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(10) </span>體積：長X高X寬= <span style="color:rgb(255, 0, 0)"><strong>315mm x 165mm x 250mm</strong></span> (2671B)</span></p><p><span style="font-size:16px"><span style="font-family:times new roman"> (11) </span>重量：約30<span style="font-family:times new roman">kg</span> </span></p><p><span style="font-size:16px"><img alt="2672交直流耐壓測試儀"src="https://img48.chem17.com/75503484d2cf2c3802945b1bfa5d2fb5a97ace007f8f1e053691a4f8ae9c5f41516c69505f43f0b5.jpg" style="height:416px; margin:0px; width:533px"/></span></p><p><span style="font-size:16px">三．<span style="color:rgb(255, 0, 0)"><strong>交直流耐壓測試儀</strong></span>工作方框圖：</span></p><p><span style="font-size:16px"> <img alt="2672交直流耐壓測試儀"src="https://img47.chem17.com/75503484d2cf2c3802945b1bfa5d2fb58987a704f7eab8e2f71989990af8e1bf373dace9935dffbd.png" style="height:278px; margin:0px; width:466px"/></span></p><p><span style="font-size:16px">四．<span style="color:rgb(255, 0, 0)"><strong>交直流耐壓測試儀</strong></span>使用說明和操作步驟：</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">(1)</span>前面板見圖（二）</span></p><p><span style="font-size:16px"><img alt="2672交直流耐壓測試儀"src="https://img49.chem17.com/75503484d2cf2c3802945b1bfa5d2fb5200b9ccfabf07f97afbae5eb92ed5cbe4255f6ed42eb9787.png" style="height:799px; margin:0px; width:595px"/></span></p><p><span style="font-size:16px"><img alt="2672交直流耐壓測試儀"src="https://img48.chem17.com/75503484d2cf2c3802945b1bfa5d2fb57098edd376ebfd8d4bb0241048255645f938eb5fb6ff70a9.png" style="height:786px; margin:0px; width:610px"/></span></p><p><span style="font-size:16px"><span style="font-family:times new roman">1) </span>電源開關(guān)；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">2) </span>啟動鈕：按下時，測試燈亮，此時儀器輸出高壓；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">3) </span>復(fù)位鈕：按下時，測試燈滅，此時無高壓輸出；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">4) </span>電壓調(diào)節(jié)鈕：調(diào)節(jié)輸出電壓的大小，逆時為小，反之為大；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">5) </span>測試燈：該燈亮，表示高壓已啟動，燈滅則高壓斷開；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">6) </span>超漏燈：該燈亮，表示被測物擊穿超漏為不合格；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">7) </span>高壓輸出端：-<span style="font-family:times new roman">DC</span>高壓輸出端；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">8) </span>高壓輸出端：<span style="font-family:times new roman">AC</span>高壓輸出端；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">9) </span>電壓表：輸出電壓指示；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">10) </span>時間定時器：１～<span style="font-family:times new roman">99</span>s定時調(diào)節(jié)，可設(shè)定所需測試時間值；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">11) </span>漏電流量程選擇開關(guān)：切換漏電流指示電流表量程，根據(jù)開關(guān)狀態(tài)，分別為<span style="font-family:times new roman"> 0</span>～<span style="font-family:times new roman">2mA</span>、<span style="font-family:times new roman">0</span>～<span style="font-family:times new roman">20mA</span>；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">12) </span>漏電流預(yù)置/測試開關(guān)：按下開關(guān)，可設(shè)定漏電流報警值，彈出開關(guān)，在常態(tài)時即為測試狀態(tài)，可通過“漏電流指示電流表"實(shí)時檢測到漏電流值；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">13) </span>漏電流指示電流表：根據(jù)“漏電流量程開關(guān)"位置，相應(yīng)指示<span style="font-family:times new roman">0</span>～<span style="font-family:times new roman">2mA</span>、<span style="font-family:times new roman">2</span>～<span style="font-family:times new roman">20mA</span>； </span></p><p><span style="font-size:16px"><span style="font-family:times new roman">14) </span>漏電流預(yù)置調(diào)節(jié)鈕：按下預(yù)置開關(guān)，可連續(xù)設(shè)定漏電流報警值<span style="font-family:times new roman">0.3</span>～<span style="font-family:times new roman">2mA</span>、<span style="font-family:times new roman">2</span>～<span style="font-family:times new roman">20mA</span>；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">15) </span>定時開關(guān)：按下時定時測試，<span style="font-family:times new roman">99</span>s內(nèi)任意調(diào)節(jié)；彈出時，定時器不工作，為手動；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">16) </span>遙控插座：插上遙控插頭，可通過高壓棒上的開關(guān)對儀器進(jìn)行遙控控制。</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">17) </span>接地柱：連接測試接地地線用；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">18) </span>電壓轉(zhuǎn)換開關(guān)：<span style="font-family:times new roman">AC/DC</span>轉(zhuǎn)換開關(guān)；</span></p><p><span style="font-size:16px">19）100mA漏電流開關(guān)：按下后可檢測100mA交流漏電流。</span></p><p><span style="font-size:16px">(2) 操作步驟:</span></p><div id="ese6k6g28e" class="tabledivclass" style="width: 99%; float: left;"><table border="1" cellspacing="0" style="border-collapse: collapse; border-spacing: 0px; border: none; font-family: 宋體, tahoma, arial; font-size: 12px; margin-left: 14.4pt; width: 528px; max-width: 748px;" align="left"><tbody><tr class="firstRow"><td style="vertical-align:top; width:528px"><p><span style="font-size:16px"><strong><span style="color:rgb(255, 0, 0)">操作時必須戴好絕緣橡膠手套、座椅和腳下墊好絕緣橡膠墊！只有在測試燈熄滅狀態(tài)，無高壓輸出狀態(tài)時，才能進(jìn)行被試品連接或拆卸操作</span>！</strong></span></p></td></tr></tbody></table></div><p><span style="font-size:16px">1) 連接被測物體，確定電壓表指示為“０"，測試燈熄滅，并把地線連接好；</span></p><p><span style="font-size:16px">2) 設(shè)定測試電壓范圍；</span></p><p><span style="font-size:16px">3) 設(shè)定漏電流測試所需值；</span></p><p><span style="font-size:16px">(A) 按下預(yù)置開關(guān)；</span></p><p><span style="font-size:16px">(B) 選擇所需電流范圍檔；</span></p><p><span style="font-size:16px">(C) 調(diào)節(jié)所需漏電流報警值；</span></p><p><span style="font-size:16px">(D) 預(yù)置開關(guān)恢復(fù)常態(tài)；</span></p><p><span style="font-size:16px">4) 手動測試：</span></p><p><span style="font-size:16px">(A) 將定時開關(guān)置為關(guān)狀態(tài)，按下啟動鈕，測試燈亮，將電壓調(diào)節(jié)鈕旋到需要的指示值；</span></p><p><span style="font-size:16px">(B) 如果被測物體超過規(guī)定漏電流值，則儀器自動切斷輸出電壓，同時蜂鳴器報警。超漏指示燈亮，此時被測物為不合格，按下復(fù)位鍵，即可消除報警聲；</span></p><p><span style="font-size:16px">5) 定時測試:</span></p><p><span style="font-size:16px">(A) 定時開關(guān)置為開狀態(tài)，調(diào)整時間編碼器數(shù)值，設(shè)定所需測試時間值；</span></p><p><span style="font-size:16px">(B) 按下啟動鈕，將電壓調(diào)到所需測試值；</span></p><p><span style="font-size:16px">(C) 如定時到，測試電壓被切斷，測試燈熄滅，則被測物為合格，若電流過大，不到計時時間，超漏燈亮，蜂鳴器報警，被測物為不合格，按下復(fù)位鍵，即可消除報警聲。</span></p><p><span style="font-size:16px">6）遙控測試</span></p><p><span style="font-size:16px"> 插上遙控插頭，按下高壓棒上的開關(guān)，高壓棒上的指示燈亮，同時測試燈亮，將電壓調(diào)到所需測試值；如要復(fù)位，松開高壓棒上的開關(guān)即可。</span></p><p><span style="font-size:16px">7) 應(yīng)用舉例</span></p><p><span style="font-size:16px">A) 電器整機(jī)電氣強(qiáng)度(耐壓強(qiáng)度)試驗(yàn)</span></p><p><span style="font-size:16px"> 按圖三將耐壓儀與被測整機(jī)連接，接通被測整機(jī)電源開關(guān)，根據(jù)被測整機(jī)產(chǎn)品標(biāo)準(zhǔn)設(shè)置漏電流報警值，然后再按4條或5條所進(jìn)行測試。如若被測整機(jī)產(chǎn)品標(biāo)準(zhǔn)沒有規(guī)定具體漏電流報警值，則推薦按下式計算 : Iz=Kp(U/R)...............(1)</span></p><p><span style="font-size:16px">式中: Iz-----漏電流報警值，A；U-----試驗(yàn)電壓，V；</span></p><p><span style="font-size:16px">R-----允許小絕緣電阻值, <span style="font-family:times new roman">Ω</span>；Kp-----動作系數(shù),一般取1.2--1.5</span></p><p><span style="font-size:16px">例如:某電器規(guī)定其小絕緣電阻為2 x 1000000 ,試驗(yàn)電壓為1500V,按(1)式,則Iz=Kp(U/R)=(1.2--1.5) x (1500/2000000)</span></p><p><span style="font-size:16px"> =(1.2--1.5) x 0.75 x 0.001≈1mA</span></p><p><br/></p><p><span style="font-size:16px"> <img alt="2672交直流耐壓測試儀"src="https://img47.chem17.com/75503484d2cf2c3802945b1bfa5d2fb5a272908e8b731ca843c724814274c82fd96489fc4fe5dce8.png" style="height:296px; margin:0px; width:567px"/></span></p><p><span style="font-size:16px">B) 變壓器或電機(jī)電氣強(qiáng)度(耐壓強(qiáng)度)試驗(yàn)</span></p><p><span style="font-size:16px">按圖四將耐壓儀與被測變壓器或電機(jī)連接，根據(jù)被測變壓器或電機(jī)技術(shù)指標(biāo)設(shè)置漏電流報警值，然后再按4條或5條所示進(jìn)行測試。如若被測變壓器或電機(jī)技術(shù)指標(biāo)沒有規(guī)定具體漏電流報警值，則推薦按(1)式計算后設(shè)置。</span></p><p><span style="font-size:16px"><img alt="2672交直流耐壓測試儀"src="https://img49.chem17.com/75503484d2cf2c3802945b1bfa5d2fb5fc298c4730b0702d565039f0e11b8b069c3af89ad2cc4156.png" style="height:314px; margin:0px; width:553px"/> </span></p><p><br/></p><p><span style="font-size:16px">五<span style="font-family:文鼎粗圓簡">. </span>使用注意事項(xiàng)<span style="font-family:文鼎粗圓簡">:</span></span></p><p><span style="font-size:16px">(1) 操作者必須戴絕緣橡皮套，腳下墊絕緣橡皮墊，以防高壓電擊造成生命危險；</span></p><p><span style="font-size:16px">(2) 儀器必須可靠接地；</span></p><p><span style="font-size:16px">(3) 在連接被測體時,必須保證高壓輸出“０"及在“復(fù)位"狀態(tài)；</span></p><p><span style="font-size:16px">(4) 測試時,儀器接地端與被測體要可靠相接，嚴(yán)禁開路；</span></p><p><span style="font-size:16px">(5) 切勿將輸出地線與交流電源線短路，以免外殼帶有高壓，造成危險；</span></p><p><span style="font-size:16px">(6) 盡可能避免高壓輸出端與地短路，以防發(fā)生意外；</span></p><p><span style="font-size:16px">(7) 測試燈、超漏燈、一旦損壞，必須立即更換，以防造成誤判；</span></p><p><span style="font-size:16px">(8) 排除故障時，必須切斷電源；</span></p><p><span style="font-size:16px">(9) 儀器空載調(diào)整高壓時，漏電流指示有起始電流，屬正常，不影響測試精度；</span></p><p><span style="font-size:16px">(10) 儀器避免陽光正面直射，不要在高溫潮濕多塵的環(huán)境中使用或存放；</span></p><p><span style="font-size:16px">(11) 儀器使用一年后，必須按照國家技術(shù)監(jiān)督部門要求送計量部門或回廠檢定， </span></p><p><span style="font-size:16px"> 合格后，方可繼續(xù)使用。</span></p><p><br/></p><p><span style="font-size:16px">六<span style="font-family:文鼎粗圓簡">. </span>校準(zhǔn)與維修<span style="font-family:文鼎粗圓簡">:</span></span></p><p><span style="font-size:16px"><strong>(1)</strong><strong>校準(zhǔn)</strong></span></p><p><span style="font-size:16px">1. 電壓校準(zhǔn)</span></p><p><span style="font-size:16px">A) 儀器處在復(fù)位模式，電壓調(diào)節(jié)鈕逆時針旋到底；</span></p><p><span style="font-size:16px">B) 將高壓表與耐壓儀連接好；</span></p><p style="text-align:center"><span style="font-size:16px"> C) 按下啟動鈕，調(diào)整電壓輸出鈕，使高壓表的讀數(shù)為表1所示的檢測點(diǎn)數(shù)值(常選用滿量程值)調(diào)整相應(yīng)的電位器，使表頭指示與高壓表指示的誤差滿足技術(shù)要求。</span></p><p><span style="font-size:16px"><strong>表１</strong></span></p><div id="ese6k6g28e" class="tabledivclass" style="width: 99%; float: left;"><table align="center" border="1" cellspacing="0" style="border-collapse: collapse; border-spacing: 0px; border: none; font-family: 宋體, tahoma, arial; font-size: 12px; width: 568px; max-width: 748px;"><tbody><tr class="firstRow"><td style="vertical-align:top; width:114px"><p style="text-align:center"><br/></p></td><td style="vertical-align:top; width:114px"><p style="text-align:center"><span style="font-size:16px">電壓范圍</span></p></td><td style="vertical-align:top; width:123px"><p style="text-align:center"><span style="font-size:16px">電位器</span></p></td><td style="vertical-align:top; width:104px"><p style="text-align:center"><span style="font-size:16px">檢測點(diǎn)</span></p></td><td style="vertical-align:top; width:114px"><p style="text-align:center"><span style="font-size:16px">誤差精度</span></p></td></tr><tr><td rowspan="3" style="vertical-align:top; width:114px"><p style="text-align:center"><br/></p><p style="text-align:center"><span style="font-size:16px"><span style="font-family:times new roman">AC/DC</span></span></p><p style="text-align:center"><span style="font-size:16px"><span style="font-family:times new roman">(kV)</span></span></p></td><td style="vertical-align:top; width:114px"><p style="text-align:center"><span style="font-size:16px"><span style="font-family:times new roman">1.5 kV</span></span></p></td><td style="vertical-align:top; width:123px"><p><span style="font-size:16px"><span style="font-family:times new roman">W4(AC) W5(DC)</span></span></p></td><td style="vertical-align:top; width:104px"><p style="text-align:center"><span style="font-size:16px"><span style="font-family:times new roman">0.5;1;1.5(kV)</span></span></p></td><td rowspan="3" style="vertical-align:top; width:114px"><p style="text-align:center"><br/></p><p style="text-align:center"><span style="font-size:16px"><span style="font-family:times new roman">±</span>5<span style="font-family:times new roman">%</span></span></p></td></tr><tr><td style="vertical-align:top; width:114px"><p style="text-align:center"><span style="font-size:16px"><span style="font-family:times new roman">3 kV</span></span></p></td><td style="vertical-align:top; width:123px"><p><span style="font-size:16px"><span style="font-family:times new roman">W4(AC) W5(DC)</span></span></p></td><td style="vertical-align:top; width:104px"><p style="text-align:center"><span style="font-size:16px"><span style="font-family:times new roman">1;2;5(kV)</span></span></p></td></tr><tr><td style="vertical-align:top; width:114px"><p style="text-align:center"><span style="font-size:16px"><span style="font-family:times new roman">5 kV</span></span></p></td><td style="vertical-align:top; width:123px"><p><span style="font-size:16px"><span style="font-family:times new roman">W4(AC) W5(DC)</span></span></p></td><td style="vertical-align:top; width:104px"><p style="text-align:center"><span style="font-size:16px"><span style="font-family:times new roman">1;3;5(kV)</span></span></p></td></tr></tbody></table></div><p><br/></p><p><span style="font-size:16px">２、漏電流校準(zhǔn)</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">A) </span>將數(shù)字電流表與耐壓測試儀連接好；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">B) </span>儀器處在復(fù)位模式，電壓調(diào)節(jié)鈕逆時針旋到底漏電流選擇開關(guān)放在<span style="font-family:times new roman">2mA</span>檔（<span style="font-family:times new roman">2mA</span>為校準(zhǔn)漏電流基準(zhǔn)檔；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">C) </span>按表<span style="font-family:times new roman">2</span>將調(diào)試選擇合適的負(fù)載電阻；</span></p><p><span style="font-size:16px"><strong>表</strong><strong><span style="font-family:times new roman">2 </span></strong><strong>校準(zhǔn)電壓為</strong><strong><span style="font-family:times new roman">500V</span></strong></span></p><div id="ese6k6g28e" class="tabledivclass" style="width: 99%; float: left;"><table border="1" cellspacing="0" style="border-collapse: collapse; border-spacing: 0px; border: none; font-family: 宋體, tahoma, arial; font-size: 12px; margin-left: 32.4pt; width: 456px; max-width: 748px;" align="left"><tbody><tr class="firstRow"><td style="vertical-align:top; width:92px"><p><span style="font-size:16px">電流<span style="font-family:times new roman">(mA)</span></span></p></td><td style="vertical-align:top; width:62px"><p><span style="font-size:16px"><span style="font-family:times new roman">0.5</span></span></p></td><td style="vertical-align:top; width:63px"><p><span style="font-size:16px"><span style="font-family:times new roman">1</span></span></p></td><td style="vertical-align:top; width:60px"><p><span style="font-size:16px"><span style="font-family:times new roman">2</span></span></p></td><td style="vertical-align:top; width:60px"><p><span style="font-size:16px"><span style="font-family:times new roman">5</span></span></p></td><td style="vertical-align:top; width:60px"><p><span style="font-size:16px"><span style="font-family:times new roman">10</span></span></p></td><td style="vertical-align:top; width:60px"><p><span style="font-size:16px"><span style="font-family:times new roman">20</span></span></p></td></tr><tr><td style="vertical-align:top; width:92px"><p><span style="font-size:16px">電阻<span style="font-family:times new roman">(kΩ/W)</span></span></p></td><td style="vertical-align:top; width:62px"><p><span style="font-size:16px"><span style="font-family:times new roman">1000/1</span></span></p></td><td style="vertical-align:top; width:63px"><p><span style="font-size:16px"><span style="font-family:times new roman">500/1</span></span></p></td><td style="vertical-align:top; width:60px"><p><span style="font-size:16px"><span style="font-family:times new roman">250/1</span></span></p></td><td style="vertical-align:top; width:60px"><p><span style="font-size:16px"><span style="font-family:times new roman">100/1</span></span></p></td><td style="vertical-align:top; width:60px"><p><span style="font-size:16px"><span style="font-family:times new roman">50/5</span></span></p></td><td style="vertical-align:top; width:60px"><p><span style="font-size:16px"><span style="font-family:times new roman">25/10</span></span></p></td></tr></tbody></table></div><p><span style="font-size:16px"><span style="font-family:times new roman">D) </span>將負(fù)載電阻串聯(lián)到數(shù)字萬用表和測試回路中；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">E) </span>按下啟動鈕使儀器處在測試狀態(tài)，緩慢調(diào)整輸出電壓約<span style="font-family:times new roman">500V</span>，看數(shù)字表電流顯示在<span style="font-family:times new roman">1mA</span>處，然后調(diào)整電位器<span style="font-family:times new roman">W8(AC)</span>或<span style="font-family:times new roman">W6(DC)</span>，使儀器電流表指示到<span style="font-family:times new roman">1mA</span>；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">F) </span>在校準(zhǔn)基準(zhǔn)電流<span style="font-family:times new roman">1mA</span>處正確無誤時，調(diào)節(jié)報警門限電流（門限電流=1mA）可調(diào)節(jié)電位器Ｗ<span style="font-family:times new roman">7</span>使之報警；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">G) </span>檢查<span style="font-family:times new roman">0.5mA</span>、<span style="font-family:times new roman">2mA</span>、<span style="font-family:times new roman">5mA</span>、<span style="font-family:times new roman">10mA</span>、<span style="font-family:times new roman">20mA</span>各點(diǎn)的報警值應(yīng)在<span style="font-family:times new roman">±</span>5<span style="font-family:times new roman">%</span>范圍內(nèi)為合格；</span></p><p><span style="font-size:16px"><span style="font-family:times new roman">H) 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