耐电弧测试仪�?参数-价格-中国粉体罐�/title>

<p><span>*</span>联系亹�/p> <input name="CName" type="text" placeholder="请输入您的姓�?/> </div> <div class="fxp_inp"> <p><span>*</span>单位名称</p> <input type="text" name="GuestType" placeholder="请输入您的单位名�?/> </div> <div class="fxp_inp"> <p><span>*</span>电子邮箱</p> <input type="email" name="Email" emailneed="1" placeholder="请输入您的电子邮�?/> </div> <div class="fxp_sj"> <p><span>*</span>手机叶�/p> <input type="text" name="Phone" placeholder="请输入您的手机号"/> </div> </form> </div> <div class="fxp_sub" onclick="return submitMsgFormByID('PopMsgFrom');" >提交</div> <div class="fxp_xieyi">点击提交代表您同� <a href="//www.znpla.com/index/service/registrationagreement.html" target="_blank">《用户服务协议《�/a>叉�a href="//www.znpla.com/index/about/privacy.php" target="_blank">《隐私协议《�/a></div> </div> </div> </div>  <div class="dhxj"> <div class="dhxjbox"> <img src="//www.znpla.com/index/image24/close.png"/ class="dhxj_gb" onClick="close_telpopwin();"> <div class="dhxjbox_top"> <div class="dhxjbox_top_left"> <div id="nowvtel"></div> <p>虚拟号将� <span id="exptime">180</span> 秒后失效</p> </div> <div class="dhxjbox_top_rig"> <div id="telewm"></div> <p>使用微信扫码拨号</p> </div> </div> <div class="dhxjbox_bot"> 为了保证隐私安全，平台已启用虚拟电话，请放心拨打(暂不支持短信) </div> </div> <div class="dhxjbox2"> <span class="dhxj_gb2">×</span> <div class="dhxjbox2_tit">是否已沟通完戏�/div> <div class="dhxjbox2_tit2">您还可以选择留下联系电话，等待商家与您联糺�/div> <form id="TelPopMsgFrom" resultokclosewin="1" action="" method="post" onsubmit="return false;"><input name="FromPID" id="telafterfrompid" type="hidden" value="212897" /> <input type="hidden" name="CID" id="telaftercid" value="29486" /> <input type="hidden" name="leavetype" value="1" /> <div class="dhxjbox2_form"> <div class="dhxjbox2_form_inp"> <p>需求描�?/p> <input type="text" name="Content" placeholder="请输入您的需求描�?/> </div> <div class="dhxjbox2_form_inp"> <p>单位名称</p> <input type="text" name="GuestType" placeholder="请输入您所在单�?/> </div> <div class="dhxjbox2_form_inp"> <p>联系亹�/p> <input type="text" name="CName" placeholder="请输入您的联系人姓名"/> </div> <div class="dhxjbox2_form_inp"> <p>联系电话</p> <input type="text" name="Phone" placeholder="请输入您的联系电�?/> </div> <div class="dhxjbox2_form_inp"> <p>Email</p> <input type="email" name="Email" placeholder="请输入您的邮�?/> </div> </div> <div class="dhxjbox2_but"> <div>已与商家取得联系</div> <a href="javascript:void(0);" onclick="return submitMsgFormByID('TelPopMsgFrom');" >同意发送给商家</a> </div> </form> </div> </div> <script> var _cpjj = ""; var _cxd = ""; var _xgfa = ""; var _xgzl = ""; var _yhpl = ""; var _gsdt = ""; var _wsj = ""; $(function(){ // 留言询价显示 $(".js_lyxj").click(function(){ showliuyan(this, 0); }); $(".fxp_gb span").click(function(){ $(".fxp").css("display","none"); }); $(".dhxj_gb2").click(function(){ $(".dhxj").css("display","none"); $(".dhxjbox").css("display","block"); $(".dhxjbox2").css("display","none"); }); $(".dhxjbox2_but div").click(function(){ $(".dhxj").css("display","none"); $(".dhxjbox").css("display","block"); $(".dhxjbox2").css("display","none"); }); // 切换 $(".fixdbox_main_left a").click(function(){ $(".fixdbox_main_left a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); $('.js_cpjj').click(function(){$('html,body').animate({scrollTop:$('.cpjj').offset().top-60}, 800);}); $('.js_cxd').click(function(){$('html,body').animate({scrollTop:$('.cxd').offset().top-60}, 800);}); $('.js_xgfa').click(function(){$('html,body').animate({scrollTop:$('.xgfa').offset().top-60}, 800);}); $('.js_xgzl').click(function(){$('html,body').animate({scrollTop:$('.xgzl').offset().top-60}, 800);}); $('.js_yhpl').click(function(){$('html,body').animate({scrollTop:$('.yhpl').offset().top-60}, 800);}); $('.js_gsdt').click(function(){$('html,body').animate({scrollTop:$('.gsdt').offset().top-60}, 800);}); $('.js_wsj').click(function(){$('html,body').animate({scrollTop:$('.wsj').offset().top-60}, 800);}); _cpjj = $(".cpjj").offset().top-60; _cxd = $(".cxd").offset().top-60; _xgfa = $(".xgfa").offset().top-60; _xgzl = $(".xgzl").offset().top-60; _yhpl = $(".yhpl").offset().top-60; _gsdt = $(".gsdt").offset().top-60; _wsj = $(".wsj").offset().top-60; }); $(window).resize(function(){ _cpjj = $(".cpjj").offset().top-60; _cxd = $(".cxd").offset().top-60; _xgfa = $(".xgfa").offset().top-60; _xgzl = $(".xgzl").offset().top-60; _yhpl = $(".yhpl").offset().top-60; _gsdt = $(".gsdt").offset().top-60; _wsj = $(".wsj").offset().top-60; }); $(document).scroll(function(){ if($(this).scrollTop() >= _cpjj){ $(".fixdbox").css({"display":"block"}); }else{ $(".fixdbox").css({"display":"none"}); } $(".fixdbox_main_left div").css({"color":"#4F5862","border-bottom-color":"transparent"}); if($(this).scrollTop()>=_wsj){ $(".fixdbox_main_left div").eq(6).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_gsdt){ $(".fixdbox_main_left div").eq(5).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_yhpl){ $(".fixdbox_main_left div").eq(4).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_xgzl){ $(".fixdbox_main_left div").eq(3).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_xgfa){ $(".fixdbox_main_left div").eq(2).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_cxd){ $(".fixdbox_main_left div").eq(1).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }else if($(this).scrollTop()>=_cpjj){ $(".fixdbox_main_left div").eq(0).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); } }); function showliuyan(me, showtype){ if(showtype==0){ //$("#Content").val($("#Content").attr('placeholder')); Content= document.getElementById('PopMsgFrom').Content.getAttribute('placeholder'); document.getElementById('PopMsgFrom').Content.value=Content; } if(showtype==1){ // $("#Content").val($(me).text()); alert($(me).text()); document.getElementById('PopMsgFrom').Content.value=$(me).text(); } $(".fxp").css("display","flex"); } function close_popwin(){ $(".fxp").css("display","none"); // 关闭虚拟电话后的留言� $(".dhxj").css("display","none"); $(".dhxjbox").css("display", "none"); $(".dhxjbox2").css("display", "none"); return false; } </script>  <div class="cpjs"> <div class="cpjs_tab"> <div class="js_cpjj" style="border-bottom: 3px solid #1479d7; color: #1479d7;">产品介绍</div> <div class="js_cxd">创新炸�/div> <div class="js_xgfa">相关方案</div> <div class="js_xgzl">相关资料</div> <div class="js_yhpl">用户评论</div> <div class="js_gsdt">公司动�?/div> <div class="js_wsj">问商宵�/div> </div> <script> $(function(){ // 切换 $(".cpjs_tab a").click(function(){ $(".cpjs_tab a").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); }); }); </script>  <div class="cpjj"> <p><span>LDH-20KV垊�/span><span><strong><span><strong>耐电弧测试仪�?/strong></span></strong></span><span>是根据GB 1411-78《固体电工绝缘材料高压小电流间歇耐电弧试验方法》、IEC 61621及ASTM D495设计、制造的，并符合JEC 149、UL 746A等试验方法。本仪器是在相距6.35mm的两钨棒电极上，由间隙到连续施加12500Ｖ电压和10�?0mA工频的电弧电流，使试样表面经受逐渐严酷的燃弧条件，从而较细地分辨出材料的耐电弧性，以从电弧产生至材料破坏所经过的全部时间作为评定结果。它广泛应用于电机、电器和家用电器等行业的电工用塑料、树脂胶和绝缘漆等绝缘材料的耐电弧性能评定、�/span></p><p><span><span> LDH-20KV垊�/span><span><strong><strong>耐电弧测试仪�?/strong></strong></span><span>是为了适应贯彻即将颁布的新国家标准（与IEC 61621�?997等同），增加了按IEC 61621�?997编制的新程序。即既可用于现行国家标准，又可按新国家标准和IEC标准运行、�/span></span></p><p><span>仪器主要技术性能指标如下９�/span></p><table cellspacing="0" cellpadding="2" border="1" bordercolor="#f2f2f2" width="100%"><tbody><tr><td><p><span><span>阵�/span><span>殴�/span></span></p><p><span><span>项�/span><span>庎�/span></span></p></td><td><p><span><span>电弧电流</span></span></p><p><span><span>mA</span></span></p></td><td><p><span><span>电弧通断时间</span></span></p><p><span><span>s</span></span></p></td><td><p><span><span>各阶段持续时闳�/span></span></p><p><span><span>s</span></span></p></td></tr><tr><td><p><span><span>1/8-10</span></span></p></td><td><p><span><span>10</span></span></p></td><td><p><span><span>1/4s� 7/4s�?/span></span></p></td><td><p><span><span>60</span></span></p></td></tr><tr><td><p><span><span>1/4-10</span></span></p></td><td><p><span><span>10</span></span></p></td><td><p><span><span>1/4s� 3/4s�?/span></span></p></td><td><p><span><span>60</span></span></p></td></tr><tr><td><p><span><span>1/2-10</span></span></p></td><td><p><span><span>10</span></span></p></td><td><p><span><span>1/4s� 1/4s�?/span></span></p></td><td><p><span><span>60</span></span></p></td></tr><tr><td><p><span><span>10</span></span></p></td><td><p><span><span>10</span></span></p></td><td><p><span><span>连续這�/span></span></p></td><td><p><span><span>60</span></span></p></td></tr><tr><td><p><span><span>20</span></span></p></td><td><p><span><span>20</span></span></p></td><td><p><span><span>连续這�/span></span></p></td><td><p><span><span>60</span></span></p></td></tr><tr><td><p><span><span>30</span></span></p></td><td><p><span><span>30</span></span></p></td><td><p><span><span>连续這�/span></span></p></td><td><p><span><span>60</span></span></p></td></tr><tr><td><p><span><span>40</span></span></p></td><td><p><span><span>40</span></span></p></td><td><p><span><span>连续這�/span></span></p></td><td><p><span><span>60</span></span></p></td></tr></tbody></table><p><span><span><strong></strong></span><span>的技术性能指标完全满足GB 1411-78 � ASTM 495的规定、�/span></span></p><p><span>1、试验能按下表自动进行，并显示各试验过程、�/span></p><p><span> 注：随着国家标准版本的不断更新，我们将提供附合新版本国家标准的程序芯片，保证用户的软件不断升级、�/span></p><p><span>2、电弧通断时间误差� 小于 ��10ms、�/span></p><p><span>3、按� IEC 61621�?997的要求，设计了新的电极架。该新电极架可以精确调节电极*对试样压力为0.5��0.05N；可以使两电极精确对准；可以精确调节电极间距离、夹角，使各参数完全符合标准要求。能自动运行10�?0�?0�?0mA连续电弧试验、�/span></p><div><strong>LDH-15KV耐电弧试验仪工作原理简今�/strong></p><p></div><div>　　<strong>耐电弧试验仪</strong>器分上下两层。上层为试验箱，内置试验电极系统、高压输出插孔、试验电流表等；用有机玻璃门封闭，便于观察并确保安全，上有通风孔、�/p><p></div><div>　　<strong>耐电弧试验仪</strong>器下层为电气箱。右后部装有高压试验变压器、保护电阻及高频抑制电感等，左后前部为调压器，中部和前部为主电路控制电路及触控屏控制界面、�/p><p></div><div>　　<strong>耐电弧试验仪</strong>是在相距 (6.35��0.1)mm的两电极上，按试验方法规定的规律(见试验程序表)，由间歇到连续地施加12.5kV工作电压�?10�?0)mA的电弧电流，直至试样失效。记下从试验开始到试样失效的总时�?s)，即为该试样的耐电弧。其电气原理图见�?。试验电压的产生是由220V交流电压经调压器T5，再由高压试验变压器T4而产生。试验电�?2.5kV由调压器T5调节获得。试验电流的大小和通断时间，由PLC控制接在调压器T5和高压试验变压器T4之间的四路固体开关和串联电阻而获得、�/div><div align="center"></div> </div>  <div class="cxd"> <div class="cxd_tit"><span></span>创新炸�/div> <p style=" color: #333; font-size: 14px; margin: 10px 0 0; line-height: 26px;"> 暂无数据� </p> </div>  <div class="xgfa"> <div class="xgfa_tit"> <div> <span></span>相关方案 </div> </div> <div class="xgfa_box" style="display: block;"><div style="padding:10px;">暂无相关方案、�/div> </div> </div> <script> $(function(){ // 切换 $(".xgfa_tit_ul li").hover(function(){ $(".xgfa_tit_ul li").css({"color":"#4F5862","border-bottom-color":"transparent"}); $(this).css({"color":"#1479d7","border-bottom-color":"#1479d7"}); var _index = $(this).index(); $(".xgfa_box").css("display","none"); $(".xgfa_box").eq(_index).css("display","block"); }); }); </script>  <div class="xgzl"> <div class="cxd_tit"><span></span>相关资料</div> <div class="xgzl_box"><div style="padding:10px;">暂无数据、�/div> </div> </div>  <div class="yhpl"> <div class="cxd_tit"><span></span>用户评论</div> <form id="FormComments" action="" method="post" onsubmit="return false"> <input name="SaveProComments" id="SaveProComments" type="hidden" value="yes" /> <input name="ProductID" id="ProductID" type="hidden" value="212897" /> <input name="ProQuality" id="ProQuality" type="hidden" value="10" /> <input name="ProService" id="ProService" type="hidden" value="10" /> <input name="ProUsability" id="ProUsability" type="hidden" value="10" /> <input name="ProCostperformance" id="ProCostperformance" type="hidden" value="10" /> <div class="yhpl_pf"> <div> <p>产品质量</p> <div><span id="Quality" class="stars star10"></span><span id="Quality_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>售后服务</p> <div><span id="Service" class="stars star10"></span><span id="Service_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>易用�?/p> <div><span id="Usability" class="stars star10"></span><span id="Usability_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> <div> <p>性价毓�/p> <div><span id="Costperformance" class="stars star10"></span><span id="Costperformance_Val" class="ScoreVal" curScore="10">10刅�/span></div> </div> </div> <div class="yhpl_pftit">评论内容</div> <textarea name="Comments" id="ProComments" onfocus="checklogin();" placeholder="分享产品使用经验/采购评价（不超过500字）">