QX 4-2000 气象台(站)防雷技术规范.pdf

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1、ICS33.100M04QX中华人民共和国气象行业标准QX4-2000气象台(站)防雷技术规范Technicalspecificationsforlightningprotectionatthemeteorologicaloffices(stations)2000门1一20发布2001一01一01实施中国气象局发布Ox4-2000目次前言·········。·····················································································

2、··················⋯⋯皿1范围····。。·········································································································。⋯12引用标准···········································································。·。。。························⋯⋯13定义············

3、································。··········。”····································。··············⋯⋯14防护原则和一般规定····························‘···················。·············..·······.·······...·.⋯⋯。·⋯25雷电防护区的划分················································.········

4、·.······..·.....·..··.·..·..·..·..·.⋯⋯36气象台(站)的防雷分级···，’·····，’·····，’··，··...............................................................57等电位连接和共用接地系统················································。···········..······。。···....·.⋯⋯58屏蔽措施和合理布线，”，.·................

5、.....................·····，.·······，’················，’······.⋯⋯79电涌保护措施······················································。············································⋯⋯810防雷装置的维护与管理·，’········，.···················，’········，.························⋯⋯9附录A(标准的附

6、录)电涌保护器的安装要求··································。。······.·.····.⋯⋯。.·⋯⋯10附录B(标准的附录)电涌保护器的主要性能参数···“·，.····，，’··，’，····，.·····，’··，·········一n附录C(标准的附录)综合布线系统与其他干扰源的间距···································。···，·，···⋯⋯12附录D(标准的附录)电磁场屏蔽的计算方法”···，’····，’··，·················

7、······，.····⋯⋯13附录E(标准的附录)本规范用词说明·········································..·.。··。。..·.·.......·..·.⋯⋯15标准分享网www.bzfxw.com免费下载OX4-2000前言气象台(站)的各种综合遥测自动化仪器、新一代天气雷达、卫星接收设备以及光缆通信、卫星传输、计算机网络的业务系统等相继投入使用，为社会和各行业及时提供了较丰富、准确的气象信息服务。雷电是一种剧烈的大气现象。雷击的电效应、热效应和机械力及雷击电磁脉冲，常对气象台

8、(站)业务系统和装备造成干扰和破坏，对工作人员造成伤害。为使气象台(站)业务系统和装备的防雷设计施工因地制宜地采取技术措施，防止和减少雷电造成的人员伤亡和装备损失，保证气象业务的正常运行，制订本标准。本规范采用了GB50057-1994,GB50054-1995和GB50174--1993