</noscript> <script type="text/javascript"> <!-- function stop(){ return false; } document.oncontextmenu=stop; //--> </script> <header class="hl_nei" > <script> var zw=$("html").width(); var tg=$(window).scrollTop(); // 下拉导航缩放 if(tg>1){ $(".n_header").addClass("headb_box"); } $(window).scroll(function(){ if(zw>1200){ var zg=$(window).scrollTop(); if(zg>=10){ $(".n_header").addClass("headb_box"); }else{ $(".n_header").removeClass("headb_box"); } } }); </script> <div class="n_header "> <div class="top"> <div class="top1"> <div class="top1_1"> <div class="head_l"> <a>欢迎访问安徽宏林仪表线缆有限公司！</a></div> <div class="header_right"> <ul> <span class=top_tel><a>0550-7516689</a></span><a>|</a><a href=/index.php?case=archive&act=show&aid=364>免责申明</a><a>|</a><a href=/index.php?case=archive&act=show&aid=334 class=map>网站地图</a><a>|</a><a href=/ class=chinese>中文</a><a>|</a><a href=http://en.ahhonglin.com class=english>English</a> <style type=text/css> .contact_bottom { display: none; } .Albums_left { 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<div class="banner_nei"> <div class="banner_nei_center"> <div class=bg> <img src="http://www.ahhonglin.com//cn/upload/images/202111/16377217253814.jpg" /> </div> <div class=txt> <h1>技术支持 </h1> <p></p> </div> </div> </div> <div class="box box2"> <div class="box2_t"></div> <div class="box2_b"></div> <div class="left"> <!--只展开当前栏目所在一级栏目下的分类--> <!--只展开当前栏目所在一级栏目下的分类--> </div> </script></div> <div class="right"> <div class="right1 news_lists"> <div id="content"> <div class="wz_title"><h3>安全埋设电线电缆的四点要求</h3></div> <div class="contentinfo pc_show">作者：<a>hlyb</a> 添加时间：2016-03-09 16:04:39 </div> <!-- 正文 --> <div> 为了能够让使用者对电线电缆埋设工作更加安全的进行，我们有以下要求。</div><div> 1、在电线电缆线相互交叉时，高压电缆应在低压电缆下方。如果其中一条电缆在交叉点前后1m范围内穿管保护或用隔板隔开时，最小允许距离为0.15m。</div><div> 2、电线电缆与热力管道接近或交叉时，如有隔热措施，平行和交叉的最小距离分别为0.5m和0.15m。电线电缆与铁路或道路交叉时应穿管保护，保护管应伸出轨道或路面2m以外。</div><div> 3、电线电缆与建筑物基础的距离，应能保证电缆埋设在建筑物散水以外；电缆引入建筑物时应穿管保护，保护管亦应超出建筑物散水以外。</div><div> 4、直接埋在地下的电缆与一般接地装置的接地之间应相距0.15~0.5m；直接埋在地下的电缆埋设深度，一般不应小于0.7m，并应埋在冻土层下。</div><div> 针对以上四点的介绍，从中我们可以看得出电线电缆的埋设是很重要的，因为如果出现故障维修等都不方便，所以我们安装人员一定要严格行事。</div><p></p><div class="clear"></div> <div class="blank30"></div> <div class="blank30"></div> <!-- 投票 --> <script src="/index.php?case=vote&act=view&aid=168"></script> <div class="view_n"> 浏览： <script src="/index.php?case=archive&act=view_js&aid=168"></script></div> <div class="blank30"></div> <!-- 上下页开始 --> <div id="page"> <strong>上一篇：</strong><a href="/index.php?case=archive&act=show&aid=167">交联聚乙烯绝缘电缆的五大使用特性</a> <div class="blank10"></div> <strong>下一篇：</strong><a href="/index.php?case=archive&act=show&aid=169">电线电缆的产生与技术标准</a> </div> <!-- 上下页结束 --> <!-- 相关文章开始 --> <!-- 相关文章结束 --> <div class="blank30"></div> <a title="返回顶部" href="#" class="clear floatright"><img alt="返回顶部" src="/images/gotop.gif"></a> <div class="blank30"></div> </div> <div class="clear"></div> </div> <!-- 右侧结束 --> <div class="c_bottom"></div> <div class="clear"></div> </div> <!-- 中部结束 --> </div> <!--footer--> <div class="footer" style="visibility: 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