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<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="ewidklxnb" class="clear"></div> </div>  </div> <div id="ewidklxnb" class="lhtab"><span id="ewidklxnb" class="on span1">產(chǎn)品詳情</span><span id="ewidklxnb" class="span2">在線留言</span></div> <div id="ewidklxnb" class="page-procon"> <div id="ewidklxnb" class="tabledivclass" style="width: 99%; float: left;"><br/><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px;"><span style="margin: 0px; font-size: 16px;"> 沖擊電壓試驗儀原理簡介</span></strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-size: 16px;">一、概述沖擊電壓試驗儀是根據(jù)TB/T 2653、GB/T22387、GB/T17627、GB/T16927、GB14048、GB7251、GB/T16935、IEC61730、GB4706、GB3048等標準要求，用于充電樁、新能源汽車、太陽能、低壓成套、低壓電器、高低壓開關(guān)、電度表、電機、電線電纜、漏電保護器等產(chǎn)品安全性能檢測的沖擊電壓試驗儀器，是低壓成套企業(yè)的“3C"認證檢驗設(shè)備。設(shè)備采用高速單片機設(shè)計，液晶顯示，觸摸按鍵設(shè)計，具有操作方便、性能穩(wěn)定可靠、自動化程度高的優(yōu)點。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-size: 16px;">二、原理簡介</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-size: 16px;">2.1結(jié)構(gòu)組成 </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-size: 16px;"> 原理結(jié)構(gòu)框圖如下：</span><img src="https://www.chem17.com/UserManage/ueditor/themes/default/images/spacer.gif" word_img="file:///C:\Users\Administrator\AppData\Roaming\Tencent\QQ\Temp\79C08B775AE040048A4BA7DCDDC1EEC2.png" style="margin: 0px; padding: 0px; border: 1px solid rgb(221, 221, 221); max-width: 100%; max-height: 100%; vertical-align: middle; background: url("https://www.chem17.com/UserManage/ueditor/lang/zh-cn/images/localimage.png") center center no-repeat;"/><span style="margin: 0px; font-size: 16px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-size: 16px;"> </span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-align: center;"><img src="https://img60.chem17.com/gxhpic_22d2937a21/e896eca9769be1d499b7cab1a78235c6da0d62d8505133ccdf11a857fb4bb3a9a4891260a71ab01a.png" title="K}%6SDGQVRBK3W[EO2P63}I.png" alt="K}%6SDGQVRBK3W[EO2P63}I.png" width="512" height="181" style="margin: 0px; padding: 0px; border: 0px; max-width: 800px; max-height: 300%; vertical-align: middle; width: 512px; height: 181px;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-size: 16px;"> <br style="margin: 0px;"/></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-size: 16px;"> 圖1 原理框圖</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-size: 16px;">2.2原理描述儀器以高速單片機為核心，通過液晶顯示及觸摸按鍵構(gòu)成人機交互系統(tǒng)，通過中文操作菜單設(shè)置相關(guān)參數(shù)，單片機根據(jù)參數(shù)設(shè)置控制高壓發(fā)生器輸出電壓，根據(jù)設(shè)置的時間間隔控制點火裝置，經(jīng)過阻容網(wǎng)絡(luò)輸出高壓脈沖，根據(jù)沖擊漏電流檢測是否擊穿。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><br/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 29px;"><strong style="margin: 0px;"><span style="margin: 0px; line-height: 24px; font-size: 16px;">沖擊電壓試驗儀技術(shù)參數(shù)及特性</span></strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 29px;"><span style="margin: 0px; line-height: 21px;">沖擊電壓試驗儀是根據(jù)</span><span style="margin: 0px; line-height: 21px;">TB/T 2653、</span><span style="margin: 0px; line-height: 21px;">GB/T22387、</span><span style="margin: 0px; line-height: 21px;">GB</span><span style="margin: 0px; line-height: 21px;">/T</span><span style="margin: 0px; line-height: 21px;">17627、</span><span style="margin: 0px; line-height: 21px;">GB/T16927、GB</span><span style="margin: 0px; line-height: 21px;">14048、GB7251、</span><span style="margin: 0px; line-height: 21px;">GB/T16935、</span><span style="margin: 0px; line-height: 21px;">IEC61730、</span><span style="margin: 0px; line-height: 21px;">G</span><span style="margin: 0px; line-height: 21px;">B4706、GB3048</span><span style="margin: 0px; line-height: 21px; color: rgb(51, 51, 51);"><span style="margin: 0px;">等標準要求，用于充電樁、新能源汽車、太陽能、低壓成套、低壓電器、高低壓開關(guān)、電度表、電機、電線電纜、漏電保護器等產(chǎn)品安全性能檢測的沖擊電壓試驗儀器，是低壓成套企業(yè)的</span><span style="margin: 0px;">“3C"認證檢驗設(shè)備。</span></span><span style="margin: 0px; line-height: 21px;">設(shè)備采用高速單片機設(shè)計，液晶顯示，觸摸按鍵設(shè)計，具有操作方便、性能穩(wěn)定可靠、自動化程度高的優(yōu)點。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 29px;"><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;"></span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-align: center;"><img src="https://img56.chem17.com/gxhpic_22d2937a21/e896eca9769be1d499b7cab1a78235c6105d185ecef5dda956bd7234a7ba550f32f5ed47e951506c.jpg" title="bfbd0b3fadb74b15a65d9700e776037.jpg" alt="bfbd0b3fadb74b15a65d9700e776037.jpg" width="468" height="299" style="margin: 0px; padding: 0px; border: 0px; max-width: 800px; max-height: 300%; vertical-align: middle; width: 468px; height: 299px;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 29px;"><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;"></span></span><br style="margin: 0px;"/></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-size: 16px;"><strong style="margin: 0px;"><span style="margin: 0px;">一、技術(shù)參數(shù)及特性</span></strong></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; line-height: 24px; font-size: 16px;"><span style="margin: 0px;">3.1 </span></span><span style="margin: 0px; line-height: 21px;">輸出電壓</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 28px;"><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;">輸出直流：</span><span style="margin: 0px;">0－±24KV；沖擊峰值：±2－±20KV；</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 28px;"><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;">精度：</span><span style="margin: 0px;">±3％FS（4-20KV</span></span><span style="margin: 0px; line-height: 21px;">）</span><span style="margin: 0px; line-height: 21px;">（可修正）；</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; line-height: 21px;">3.2 沖擊電壓波</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 28px;"><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;">波前時間</span> <span style="margin: 0px;">1.2μs±30％；波后半值時間 50μs±20％；</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; line-height: 21px;">3.3 輸出方式</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; line-height: 21px;"> <span style="margin: 0px;">沖擊次數(shù)</span> <span style="margin: 0px;">0－9999次及連續(xù)輸出設(shè)定(0為無限次輸出)；</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 28px;"><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;">間隔時間</span> <span style="margin: 0px;">1－99S；默認為5S</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; line-height: 21px;">3.4 電源條件</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 32px;"><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;">額定電壓</span> <span style="margin: 0px;">AC220V±10%,50Hz；額定功耗 150VA。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; line-height: 21px;">3.6 環(huán)境條件</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; line-height: 21px;"> <span style="margin: 0px;">環(huán)境溫度</span> <span style="margin: 0px;">0－40℃；環(huán)境濕度不大于80％。</span></span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; line-height: 21px;">3.7 外形尺寸</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 28px;"><span style="margin: 0px; line-height: 21px;">450mm*380mm*240mm；</span></p><span style="margin: 0px; line-height: 21px;"><br/></span><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px;"><span style="margin: 0px;">沖擊電壓試驗</span><span style="margin: 0px;">儀使用方法</span></strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 28px;"><span style="margin: 0px; line-height: 21px;">電源線與電網(wǎng)連接，如果不能確認供電系統(tǒng)地線的有效性，請使用接地線與儀器后面板的接地端子相連。先不要接儀器前端的測試線，將電壓調(diào)節(jié)旋鈕調(diào)到最左端，打開電源開關(guān)。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px;">5.1 設(shè)置菜單</strong><strong style="margin: 0px;"></strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 32px;"><span style="margin: 0px; line-height: 21px;">按下設(shè)置鍵，進入系統(tǒng)設(shè)置狀態(tài)。系統(tǒng)共有工作模式、沖擊次數(shù)、間隔時間、極性4個參數(shù)。設(shè)置參數(shù)的切換由設(shè)置鍵操作，設(shè)置參數(shù)通過上、下鍵修改，按下4次設(shè)置鍵，系統(tǒng)保存參數(shù)設(shè)置并退出系統(tǒng)設(shè)置狀態(tài)。</span></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;">工作模式：共有沖擊、直流2種模式。沖擊模式輸出沖擊電壓，直流模式輸出高壓直流。沖擊和直流電壓值由前端的旋鈕調(diào)節(jié)，左端為最小，右端為最大。</span></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;">沖擊次數(shù)：沖擊電壓輸出次數(shù)由此設(shè)置，可設(shè)置范圍為0-9999。0為無限次沖擊。設(shè)置時可通過啟動鍵將位數(shù)切換為千位、百位、十位、個位，通過上、下鍵修改數(shù)字。</span></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;">間隔時間：沖擊模式下的間隔時間設(shè)置，可設(shè)置范圍為1-99秒，默認參數(shù)為5S。輸出全部量程間隔時間需5秒及以上，儀器設(shè)計有恒壓系統(tǒng)，5秒及以上輸出不受間隔時間影響。</span></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;">極性：沖擊電壓輸出極性，有正、負、正負交替三個選擇項。極性設(shè)置對沖擊電壓、直流輸出均有效。正負交替對直流無效。正負交替模式時，沖擊次數(shù)不要設(shè)置為0。極性設(shè)置為正負交替，儀器實際上進行的是兩組測試，一組為正，一組為負，各組測試次數(shù)按沖擊次數(shù)設(shè)置。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px;"><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px; font-family: "Times New Roman";">5.2 </span><span style="margin: 0px;">直流高壓輸出：</span></span></strong><strong style="margin: 0px;"></strong></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;">將高壓測試線的一端接入試驗儀直流輸出接口，另一端接預(yù)測試件的測試位置。將測試地線的一端接入試驗儀前端地線接口，另一端接預(yù)測試件的接地端。將工作模式設(shè)置為直流。按下啟動鍵，進入直流輸出狀態(tài)。緩慢調(diào)節(jié)電壓調(diào)節(jié)旋鈕到預(yù)使用的電壓值。</span></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings; font-weight: bold;">? </span><strong style="margin: 0px;"><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;">直流輸出為輔助功能，僅用于需要小功率的直流高壓電源輸出，主要用于儀器檢修。如果調(diào)節(jié)時高壓無法升上去，則負載電阻過小。直流高壓輸出接于主高壓發(fā)生器儲能電容極，不要在過小電阻狀態(tài)下長時間工作。使用完成后，需先將電壓調(diào)節(jié)旋鈕調(diào)節(jié)到最左側(cè)位置，并等待電壓緩慢下降，等電壓下降到</span><span style="margin: 0px; font-family: "Times New Roman";">10KV</span><span style="margin: 0px;">以下后，按下儀器設(shè)置鍵，</span></span></strong><strong style="margin: 0px;">停止直流高壓輸出并返回主菜單。</strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px;"><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px; font-family: "Times New Roman";">5.3 </span><span style="margin: 0px;">沖擊電壓測試：</span></span></strong><strong style="margin: 0px;"></strong></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;">先不接測試線，將工作模式設(shè)置為沖擊，沖擊次數(shù)設(shè)置為</span><span style="margin: 0px; font-family: "Times New Roman";">0</span><span style="margin: 0px;">。按下啟動鍵，進入沖擊電壓測試狀態(tài)。</span></span><strong style="margin: 0px;"></strong></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;">調(diào)節(jié)電壓調(diào)節(jié)旋鈕，觀察系統(tǒng)顯示的沖擊電壓值，調(diào)節(jié)沖擊電壓輸出至預(yù)測試電壓值。調(diào)節(jié)時儀器輸出直流是隨調(diào)節(jié)鈕立時改變的，一般將直流電壓調(diào)節(jié)到預(yù)測試沖擊電壓峰值的</span><span style="margin: 0px; font-family: "Times New Roman";">1.1</span><span style="margin: 0px;">倍，待沖擊輸出時看沖擊輸出峰值是否和預(yù)需要的峰值相一致。一般將沖擊輸出峰值調(diào)節(jié)到略高出預(yù)測試值。按下設(shè)置鍵不松手，儀器輸出當前脈沖后返回；或者直接按下停止鍵。</span></span><strong style="margin: 0px;"></strong></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;"><span style="margin: 0px;">將高壓測試線一端接入儀器前端沖擊輸出接口。另一端接入預(yù)測試件測試位置。將測試地線一端接入儀器前端接地接口，另一端接入預(yù)測試件低端。儀器前端的</span><span style="margin: 0px; font-family: "Times New Roman";">GND</span><span style="margin: 0px;">接口為回路地，后面連接漏電流采樣器。</span></span><strong style="margin: 0px;"></strong></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;">按下啟動鍵，進入沖擊測試狀態(tài)，如果測試件沖擊電壓測試不合格，甚至測試件發(fā)生打火現(xiàn)象，則儀器會檢測到因擊穿導致的沖擊電流。如果測試件測試擊穿，儀器退出當前測試，并顯示測試擊穿。如未檢測到擊穿電流，儀器按照設(shè)置的沖擊次數(shù)測試完成后，顯示測試完成。并對電容殘余電勢進行放電。</span><strong style="margin: 0px;"></strong></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;">按下設(shè)置鍵，儀器返回初始狀態(tài)；或者直接按下啟動鍵，按當前設(shè)置繼續(xù)進行下組試驗。</span><strong style="margin: 0px;"></strong></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;">測試完成后調(diào)節(jié)電壓調(diào)節(jié)旋鈕到最左端位置。</span><strong style="margin: 0px;"></strong></p><p style="margin-top: 0px; margin-bottom: 0px; margin-left: 28px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-family: Wingdings;">? </span><span style="margin: 0px; line-height: 21px;">取下測試件上的高壓測試線及測試地線，取下時盡量不要接觸帶電部位，并將高壓測試線和地線相夾。測試完成。</span><strong style="margin: 0px;"></strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><strong style="margin: 0px;"><span style="margin: 0px; font-size: 16px;">沖擊電壓試驗儀儀器顯示修正</span></strong></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 32px;"><span style="margin: 0px;">儀器的峰值顯示是基于內(nèi)部采樣器（純電阻衰減器）的，儀器在出廠時使用高壓探頭對內(nèi)部采集器進行了校準，并在說明書提供經(jīng)校準后的內(nèi)部采集器比率。儀器出廠時采用泰克TBS1104、泰克P6015A高壓探頭（1000：1，100MΩ）和FLUKE289對衰減器進行校準，因為沖擊波形在不同高壓探頭下反應(yīng)波形有所差異，如果需以其它外部采樣器或者探頭為準時，可對儀器顯示峰值進行修正，使儀器顯示值和校準使用的標準值保持一致。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 32px;"><span style="margin: 0px; line-height: 21px;">儀器修正用于內(nèi)部采集器的誤差修正及各檔峰值電壓修正。有峰值系數(shù)修正和峰值分系修正。峰值系數(shù)修正分為峰值正系修正和峰值負系修正，分別用于正極性沖擊峰值顯示修正和負極性沖擊峰值顯示修正。峰值系數(shù)修正對所有輸出范圍的顯示有效，峰值分系修正分為峰值正分修正和峰值負分修正，各17個檔位共34個檔位，分別用于修正+4－+20KV和-4－-20KV的分段修正。峰值系數(shù)和峰值分系均為乘數(shù)，顯示值比標準值小的時候需進行加修正，顯示值比標準值大的時候需進行減修正。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 32px;"><span style="margin: 0px; line-height: 21px;">按下設(shè)置按鍵，進入?yún)?shù)設(shè)置狀態(tài)，設(shè)置間隔時間為10S。選按下上鍵不松手，再按下設(shè)置鍵進入峰值系數(shù)加修正；選按下上鍵不松手，再按下設(shè)置鍵進入峰值系數(shù)減修正。一直按下設(shè)置鍵，則系數(shù)持續(xù)加減，或者按下一次系數(shù)加減一。極性為正的時候，進行峰值正系修正，極性為負的時候，進行峰值負系修正。峰值系數(shù)修正應(yīng)以10KV的峰值顯示值為基礎(chǔ)進行修正。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 32px;"><span style="margin: 0px; line-height: 21px;">峰值分系需要修正時，先設(shè)置間隔時間為14-31，對應(yīng)正負極性的4-20KV檔。極性為正的時候，進行峰值正分修正，極性為負的時候，進行峰值負分修正。需要進行加修正時，先按下上鍵，再按下設(shè)置鍵。需要進行減修正時，先按下下鍵，再按下設(shè)置鍵。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 21px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255); text-indent: 28px;"><span style="margin: 0px; line-height: 21px;">理論上，如果有一個確定的標準，通過顯示修正，可將儀器誤差除浮動誤差外的誤差降低到0。儀器設(shè)計有恒壓系統(tǒng)，沖擊輸出不受間隔時間影響，浮動誤差很小。</span></p><p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; line-height: 24px; font-family: 宋體; color: rgb(85, 85, 85); white-space: normal; background-color: rgb(255, 255, 255);"><span style="margin: 0px; font-size: 16px;"><br/></span><br/></p><table align="center" style="background-color: rgb(255, 255, 255); border-collapse: 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