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Contact Us</span> </div> <div id="ceneyfzzuscc" class="ctext" style="padding-top:8px;border:solid 1px #dddddd; background-color:#f3f1f2; width:99%;"> <ul class="indexleft-list"> <div><span style="font-weight: bold;">上海科迎法電氣有限公司　</span></div> <div><span style="font-size: 9pt;">電話：021-64822327 64822118<br>???????????????67881109 67881107<br>郵箱：67881109@kyfbest.com</span></div> <div>郵箱：476294094@kyfbest.com</div> <div>郵箱：18701876288@kyfbest.com</div> <div>地址：上海松江高科技工業(yè)園淶寅路<br>1881號(hào)5號(hào)樓2層</div> <div>郵編：201615</div> <div>網(wǎng)站：www.uf7o.cn<br>?????????www.best5858.com</div> <div><br></div> </ul> </div> </div> <div id="ceneyfzzuscc" class="contRight"> <div id="ceneyfzzuscc" class="conNeiRong"> <div id="ceneyfzzuscc" class="conNeiTitle" style="text-indent:10px;"> <span id="ceneyfzzuscc" class="conNeiTitle-span1"><span></span>行業(yè)新聞</span> <span id="ceneyfzzuscc" class="conNeiTitle-span2">當(dāng)前位置:<a href='http://www.uf7o.cn/'>主頁(yè)</a> > <a href='http://www.uf7o.cn/news/'>新聞中心</a> > <a href='http://www.uf7o.cn/news2/'>行業(yè)新聞</a> > </span> </div> <div id="ceneyfzzuscc" class="conNeiText"> <div style=" text-align:left; float:left; margin:0px; padding:0px auto; width:98%;min-height:565px; margin-left:8px;"> <h1 class="title" style="margin-top:10px; margin-left:10px; text-align:center; line-height:35px;">電纜連接器與插座防護(hù)性能指標(biāo)的界定參數(shù)</h1> <div id="ceneyfzzuscc" class='search2' style='text-align:center; border-top:dotted 1px #999; margin-top:10px; padding-top:10px;'><strong>發(fā)布時(shí)間: </strong>2017-05-26　瀏覽次數(shù): ?<script src="http://www.uf7o.cn/plus/count.php?view=yes&aid=5&mid=1"type='text/javascript' language="javascript"></script></div> <div id="ceneyfzzuscc" class="newp" style=" width:98%; padding:8px;"> <span style="font-size: 16px;">IP（INTERNATIONAL PROTECTION）防護(hù)等級(jí)系統(tǒng)是由IEC（INTERNATIONAL ELECTRO-TECHNICAL COMMISSION）所起草。將電器依其防塵、防濕氣之特性加以分級(jí)。這里所指的外物含工具，人的手掌、手指等均不可接觸到電器內(nèi)之帶電部分，以免觸電。IP防護(hù)等級(jí)是由兩個(gè)數(shù)字所組成，第1個(gè)數(shù)字表示電器離塵、防止外物侵入的等級(jí)，第2個(gè)數(shù)字表示電器防濕氣、防水侵入的密閉程度，數(shù)字越大表示其防護(hù)等級(jí)越高。 <br /> <br /> 兩個(gè)標(biāo)示數(shù)字所表示的防護(hù)等級(jí)，見表一、表二表一：第一個(gè)標(biāo)示特性號(hào)碼（數(shù)字）所指的防護(hù)程度</span><br /> <div style="text-align: center;"> <span style="font-size: 16px;"><img alt="" src="/uploads/allimg/170506/1-1F5061P22a17.png" style="width: 464px; height: 591px;" /></span></div> </div> <div id="ceneyfzzuscc" class="prodcont-cls" style="text-align:left; min-height:60px;">?</div> <div style="width:100%; height:50px; text-align:center; margin-top:50px;"> 上一篇：沒有了下一篇：<a href='http://www.uf7o.cn/news2/6.html'>連接器有什么功能？</a> </div> </div> <div id="ceneyfzzuscc" class="tj"> <div id="ceneyfzzuscc" class="tj_wz"> <div id="ceneyfzzuscc" class="neiyeLeft-ctitle" style="margin-top:20px; text-align:left;"> <span id="ceneyfzzuscc" class="neiyeLeft-span"> 最新文章</span> </div> <div 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