GB/T 19271.4-2005雷电电磁脉冲的防护　第4部分：现有建筑物内设备的防护.pdf

ICS 91.120.40 P 30 巧黔 中 华 人 民 共 和 国 国 家 标 准 GB/T 19271.4-2005/IECTR261312-4:1998 雷电电磁脉冲的防护 第4部分:现有建筑物内设备的防护 Protectionagainstlightningelectromagneticimpulse(LEMP)一 Part4:Protectionofequipmentinexistingstructures (IECTR261312-4:1998,IDT) 2005-07-29发布 2006-04-01实施 中华人民共和国国家质量监督检验检疫总局 中 国 国家 标 准 化 管 理 委 员 会 发 布 标准分享网 免费下载 GB/T 19271.4-2005/IEC TR2 61312-4;1998 目 次 前言 ·····································，············，························…… I 引言 ···························，·····················，······，·······，································，·············，·…… II 1 总则 ············································，·············································，···················…… 1 1.1 范围 ·····················，，，··········································，···············，，························…… 1 1.2 规范性引用文件 ······，·······卜·························································，，···············，···…… 1 2 对照表 ，，，·····“··‘1·····，··，，，··········‘·“ ····· ·····，，，，，，1 3建筑物有外部防雷系统时的防护措施···‘········，，·············································，，········一 3 4电缆设施的防护措施··················，··········································，，···························……3 5 电源设施和信息技术设备((ITE)互连线的防护措施 ····················‘······················，···…… 7 5.1 浪涌保护器(亦见GB/T 19271.3[3少··································‘··，，···························……7 6 安装有天线和其他设备时的防护措施 ············，，，··············，·········，..············……，，二 8 6.1 实例 ，······ ·】· ·，·············