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</div> </div> <div id="yq00aqiue" class="nybanner"><img src="/skins/106676/images/nybanner.jpg"></div> <script src="http://www.chem17.com/mystat.aspx?u=mbdzkj"></script>  <div id="yq00aqiue" class="ncontent w_1100"> <div id="yq00aqiue" class="h-6">技術(shù)文章<span>您當(dāng)前的位置：<a href="/">首頁</a> > <a href="/article.html">技術(shù)文章</a> > FCZ-II避雷器放電計數(shù)器校驗儀講解</span></div>  <div id="yq00aqiue" class="n-3 c-news"> <div id="yq00aqiue" class="newsnr"> <h1>FCZ-II避雷器放電計數(shù)器校驗儀講解</h1> <p class="source"><span>日期：2022-10-11</span><span>瀏覽：767次</span></p> <div> <p><strong>FCZ-II避雷器放電計數(shù)器校驗儀講解</strong></p><p><strong><span style="color: rgb(25, 25, 25); font-family: " pingfang="" font-size:="" background-color:="">FCZ-II避雷器放電計數(shù)器測試儀是我公司技術(shù)人員根據(jù)電力用戶的需要而精心設(shè)計研制的。外形美觀，攜帶使用方便，他替代了傳統(tǒng)的笨重測試設(shè)備和繁瑣的測試方法，深為廣大專業(yè)人員的歡迎。主要用于JS-8、JS-9及其他JS型號的放電動作計數(shù)器的動作情況檢測。</span></strong></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; margin-left: 48px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><span style="word-wrap: break-word; font-family: " times="" new="" font-weight:="" font-size:="">一、 </span><strong style="word-wrap: break-word;"><span style="word-wrap: break-word; font-family: 宋體; font-size: 21px;"><span style="word-wrap: break-word;">原理</span></span></strong></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><strong style="word-wrap: break-word;"><span style="word-wrap: break-word; font-family: 宋體;"> </span></strong></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-align:=""><img src="https://img66.chem17.com/9/20221011/638010723719509483660.png" width="401" height="313" title="A0$}$)]C)2XCH@IXM0PKQQJ.png" alt="A0$}$)]C)2XCH@IXM0PKQQJ.png" style="word-wrap: break-word; margin: 0px; padding: 0px; border: 0px; vertical-align: top; max-width: 800px; max-height: 300%;" /></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><span style="word-wrap: break-word; text-indent: 32px; font-family: 宋體; line-height: 32px; font-size: 16px;">圖<span style="word-wrap: break-word; font-family: " times="" new="">1</span>所示為</span><span times="" new="" line-height:="" font-size:="" style="word-wrap: break-word; text-indent: 32px;">FCZ-II</span><span style="word-wrap: break-word; text-indent: 32px; font-family: 宋體; line-height: 32px; font-size: 16px;">型動作記數(shù)器的原理接線圖。圖<span style="word-wrap: break-word; font-family: " times="" new="">1</span>為</span><span times="" new="" line-height:="" font-size:="" style="word-wrap: break-word; text-indent: 32px;">FCZ-II</span><span style="word-wrap: break-word; text-indent: 32px; font-family: 宋體; line-height: 32px; font-size: 16px;">型動作記數(shù)器的基本結(jié)構(gòu)，即所謂的雙閥片式結(jié)構(gòu)。當(dāng)避雷器動作時，放電電流流過閥片</span><span times="" new="" line-height:="" font-size:="" style="word-wrap: break-word; text-indent: 32px;">R</span><span style="word-wrap: break-word; vertical-align: baseline; text-indent: 32px;"><span style="word-wrap: break-word; font-family: " times="" new="" line-height:="" font-size:="" vertical-align:="">1</span></span><span style="word-wrap: break-word; text-indent: 32px; font-family: 宋體; line-height: 32px; font-size: 16px;">，在</span><span times="" new="" line-height:="" font-size:="" style="word-wrap: break-word; text-indent: 32px;">R</span><span style="word-wrap: break-word; vertical-align: baseline; text-indent: 32px;"><span style="word-wrap: break-word; font-family: " times="" new="" line-height:="" font-size:="" vertical-align:="">1</span></span><span style="word-wrap: break-word; text-indent: 32px; font-family: 宋體; line-height: 32px; font-size: 16px;">上的壓降經(jīng)閥片<span style="word-wrap: break-word; font-family: " times="" new="">R</span></span><span style="word-wrap: break-word; vertical-align: baseline; text-indent: 32px;"><span style="word-wrap: break-word; font-family: " times="" new="" line-height:="" font-size:="" vertical-align:="">2</span></span><span style="word-wrap: break-word; text-indent: 32px; font-family: 宋體; line-height: 32px; font-size: 16px;">給電容器<span style="word-wrap: break-word; font-family: " times="" new="">C</span>充電，然后<span style="word-wrap: break-word; font-family: " times="" new="">C</span>再對電磁式記數(shù)器的電感線圈<span style="word-wrap: break-word; font-family: " times="" new="">L</span>放電，使其轉(zhuǎn)動<span style="word-wrap: break-word; font-family: " times="" new="">1</span>格，記<span style="word-wrap: break-word; font-family: " times="" new="">1</span>次數(shù)。改變</span><span times="" new="" line-height:="" font-size:="" style="word-wrap: break-word; text-indent: 32px;">R</span><span style="word-wrap: break-word; vertical-align: baseline; text-indent: 32px;"><span style="word-wrap: break-word; font-family: " times="" new="" line-height:="" font-size:="" vertical-align:="">1</span></span><span style="word-wrap: break-word; text-indent: 32px; font-family: 宋體; line-height: 32px; font-size: 16px;">及</span><span times="" new="" line-height:="" font-size:="" style="word-wrap: break-word; text-indent: 32px;">R</span><span style="word-wrap: break-word; vertical-align: baseline; text-indent: 32px;"><span style="word-wrap: break-word; font-family: " times="" new="" line-height:="" font-size:="" vertical-align:="">2</span></span><span style="word-wrap: break-word; text-indent: 32px; font-family: 宋體; line-height: 32px; font-size: 16px;">的阻值，可使記數(shù)器具有不同的靈敏度。一般最小動作電流為<span style="word-wrap: break-word; font-family: " times="" new="">10</span></span><span times="" new="" line-height:="" font-size:="" style="word-wrap: break-word; text-indent: 32px;">0</span><span style="word-wrap: break-word; text-indent: 32px; font-family: 宋體; line-height: 32px; font-size: 16px;"><span style="word-wrap: break-word; font-family: " times="" new="">A</span>（<span style="word-wrap: break-word; font-family: " times="" new="">8</span>／<span style="word-wrap: break-word; font-family: " times="" new="">20</span>μ<span style="word-wrap: break-word; font-family: " times="" new="">s</span>）的沖擊電流。因<span style="word-wrap: break-word; font-family: " times="" new="">R</span></span><span style="word-wrap: break-word; vertical-align: baseline; text-indent: 32px;"><span style="word-wrap: break-word; font-family: 宋體; line-height: 32px; font-size: 16px; vertical-align: sub;"><span style="word-wrap: break-word; font-family: " times="" new="">1</span></span></span><span style="word-wrap: break-word; text-indent: 32px; font-family: 宋體; line-height: 32px; font-size: 16px;">上有一定的壓降，將使避雷器的殘壓有所增加，故它主要用于<span style="word-wrap: break-word; font-family: " times="" new="">40kV</span>以上的高壓避雷器。</span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 28px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-indent:=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 32px; font-size: 16px;"> </span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><strong style="word-wrap: break-word;"><span style="word-wrap: break-word; font-family: 宋體; font-size: 21px;"><span style="word-wrap: break-word;">二、動作的檢查方法及計數(shù)器檢測儀原理</span></span></strong></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-indent:=""> </p><div id="yq00aqiue" class="tabledivclass" style="word-wrap: break-word; margin: 0px; padding: 0px; list-style: none; border: 0px; color: rgb(51, 51, 51); font-family: " microsoft="" sans="" micro="" width:="" height:=""><table cellpadding="0" cellspacing="0" align="left" style="word-wrap: break-word; border-spacing: 0px; font-size: 12px; max-width: 748px;"> <tbody style="word-wrap: break-word;"> <tr class="firstRow" style="word-wrap: break-word;"> <td width="92.4" height="0" style="word-wrap: break-word; margin: 0px; padding: 2px; -webkit-font-smoothing: antialiased;"> </td> <td width="92.4" height="0" style="word-wrap: break-word; margin: 0px; padding: 2px; -webkit-font-smoothing: antialiased;"> </td> </tr> <tr style="word-wrap: break-word;"> <td style="word-wrap: break-word; margin: 0px; padding: 2px; -webkit-font-smoothing: antialiased;"> </td> <td style="word-wrap: break-word; margin: 0px; padding: 2px; -webkit-font-smoothing: antialiased;"> <p style="word-wrap: break-word; line-height: 26px; color: rgb(60, 36, 30); text-align: center;"><img src="https://img70.chem17.com/9/20221011/638010724110123325516.png" width="301" height="262" title="EG]}J7RANU70WJO80_5$CLJ.png" alt="EG]}J7RANU70WJO80_5$CLJ.png" style="word-wrap: break-word; margin: 0px; padding: 0px; border: 0px; vertical-align: top; max-width: 800px; max-height: 300%;" /></p> </td> </tr> </tbody></table></div><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"><span style="word-wrap: break-word;">由于密封不良，動作記數(shù)器在運行中可能進(jìn)入潮氣或水分，使內(nèi)部元件銹蝕，導(dǎo)致記數(shù)器不能正常動作，所以《規(guī)程》規(guī)定，每年應(yīng)檢查</span><span style="word-wrap: break-word; font-family: " times="" new="">1</span><span style="word-wrap: break-word;">次?，F(xiàn)場檢查記數(shù)器動作的方法有電容器放電流支、交流法和標(biāo)準(zhǔn)沖擊電流法。研究表明，以標(biāo)準(zhǔn)沖擊電流法尤為可靠，其原理接線如圖</span><span style="word-wrap: break-word; font-family: " times="" new="">2</span><span style="word-wrap: break-word;">所示。</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""> </p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-indent:=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"> </span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-indent:=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"><span style="word-wrap: break-word;">將沖擊電流發(fā)生器發(fā)生的</span><span style="word-wrap: break-word; font-family: " times="" new="">8</span><span style="word-wrap: break-word;">／</span><span style="word-wrap: break-word; font-family: " times="" new="">20</span><span style="word-wrap: break-word;">μ</span><span style="word-wrap: break-word; font-family: " times="" new="">s</span><span style="word-wrap: break-word;">、</span><span style="word-wrap: break-word; font-family: " times="" new="">100A</span><span style="word-wrap: break-word;">的沖擊電流波作用于動作記數(shù)器，若記數(shù)器動作正常，則說明儀器良好，否則應(yīng)解體檢修。例如某電業(yè)局曾用此法對</span><span style="word-wrap: break-word; font-family: " times="" new="">27</span><span style="word-wrap: break-word;">只記數(shù)器進(jìn)行檢測，其中有</span><span style="word-wrap: break-word; font-family: " times="" new="">3</span><span style="word-wrap: break-word;">只不動作，解體發(fā)現(xiàn)內(nèi)部元件受潮、損壞。</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-indent:=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"><span style="word-wrap: break-word;">《規(guī)程》規(guī)定，連續(xù)測試</span><span style="word-wrap: break-word; font-family: " times="" new="">3</span><span style="word-wrap: break-word;">～</span><span style="word-wrap: break-word; font-family: " times="" new="">5</span><span style="word-wrap: break-word;">次，每次應(yīng)正常動作，每次時間間隔不少于</span><span style="word-wrap: break-word; font-family: " times="" new="">30s</span><span style="word-wrap: break-word;">。測試后記錄器應(yīng)調(diào)到</span><span style="word-wrap: break-word; font-family: " times="" new="">0</span><span style="word-wrap: break-word;">。</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><strong style="word-wrap: break-word;"><span style="word-wrap: break-word; font-family: 宋體; font-size: 21px;"><span style="word-wrap: break-word;">三、操作方法</span></span></strong></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-align:=""><img src="https://img66.chem17.com/9/20221011/638010724252440116875.png" width="453" height="336" title=")FUXAQCO@SLS}JHQ}1{~WCP.png" alt=")FUXAQCO@SLS}JHQ}1{~WCP.png" style="word-wrap: break-word; margin: 0px; padding: 0px; border: 0px; vertical-align: top; max-width: 800px; max-height: 300%;" /></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-align:=""><span style="word-wrap: break-word; font-family: 宋體;"> </span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><span style="word-wrap: break-word; font-family: 宋體;"><span style="word-wrap: break-word; font-family: " times="" new="">1</span><span style="word-wrap: break-word;">、</span><span style="word-wrap: break-word; font-family: " times="" new="">2</span><span style="word-wrap: break-word;">：輸出端 </span><span style="word-wrap: break-word; font-family: " times="" new="">3</span><span style="word-wrap: break-word;">：接地 </span><span style="word-wrap: break-word; font-family: " times="" new="">4</span><span style="word-wrap: break-word;">：指示燈 </span><span style="word-wrap: break-word; font-family: " times="" new="">5</span><span style="word-wrap: break-word;">：檢測鍵</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><span style="word-wrap: break-word; font-family: 宋體;"><span style="word-wrap: break-word; font-family: " times="" new="">6</span><span style="word-wrap: break-word;">：電源開關(guān) </span><span style="word-wrap: break-word; font-family: " times="" new="">7</span><span style="word-wrap: break-word;">：</span><span style="word-wrap: break-word; font-family: " times="" new="">AC220V</span><span style="word-wrap: break-word;">插座 </span><span style="word-wrap: break-word; font-family: " times="" new="">8</span><span style="word-wrap: break-word;">：電壓指示燈</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><strong style="word-wrap: break-word;"><span style="word-wrap: break-word; font-family: 宋體;"> </span></strong></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 28.5px; font-size: 19px;"> </span><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"> <span style="word-wrap: break-word; font-family: " times="" new="">1. </span><span style="word-wrap: break-word;">將儀器輸出端與避雷器計數(shù)器兩端相連（連結(jié)線要盡量短），紅色端接上端，黑色端接地端。</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"> <span style="word-wrap: break-word; font-family: " times="" new="">2. </span><span style="word-wrap: break-word;">將電源線接好后，檢查儀器及接線是否正確，確認(rèn)無誤后即可開始試驗。</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"> <span style="word-wrap: break-word; font-family: " times="" new="">3. </span><span style="word-wrap: break-word;">合上電源開關(guān)，待電壓到</span><span style="word-wrap: break-word; font-family: " times="" new="">800V</span><span style="word-wrap: break-word;">左右后（可根據(jù)計數(shù)器實際動作電壓選擇），即可開始校驗。</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-indent:=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"><span style="word-wrap: break-word; font-family: " times="" new="">4. </span><span style="word-wrap: break-word;">按下核驗鍵，輸出電壓立即下降，此時可觀察計數(shù)器的動作情況。 </span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-indent:=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"><span style="word-wrap: break-word; font-family: " times="" new="">5. </span><span style="word-wrap: break-word;">如需多次試驗，可待輸出電壓達(dá)到穩(wěn)定值時，再按校驗鍵，并觀察計數(shù)器的動作情況。</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-indent:=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"><span style="word-wrap: break-word; font-family: " times="" new="">6. </span><span style="word-wrap: break-word;">檢驗完畢后，立即關(guān)掉電源，待輸出電壓*回零時，才能拆除接線。</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-indent:=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"><span style="word-wrap: break-word; font-family: " times="" new="">7. </span><span style="word-wrap: break-word;">如按檢驗鍵、，輸出電壓沒有下降，應(yīng)關(guān)掉電源，待電壓指示回零后，檢查是否回路有斷點，或者是放電計數(shù)器不適合技術(shù)指標(biāo)中規(guī)定的型號。</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 26px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro=""><strong style="word-wrap: break-word;"><span style="word-wrap: break-word; font-family: 宋體; font-size: 21px;"><span style="word-wrap: break-word;">四、注意事項</span></span></strong></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; padding: 0px; line-height: 21px; color: rgb(60, 36, 30); font-family: " microsoft="" sans="" micro="" text-indent:=""><span style="word-wrap: break-word; font-family: 宋體; line-height: 24px; font-size: 16px;"><span style="word-wrap: break-word; font-family: " times="" new="">1. </span><span style="word-wrap: break-word;">拆除接線時，若輸出電壓沒有回零，操作人員不能碰測試線非絕緣部分，以免造成人身事故。</span></span></p><p style="word-wrap: break-word; margin-top: 0px; margin-bottom: 0px; 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