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JGJ 46-2005 施工现场临时用安全技术规范
$29.69
本规范的主要技术内容是:1、总则;2、术语;3、临时用电管理;4、外电线路及电气设备防护;5、接地与防雷;6、配电室及自备电源;7、配电线路;8、配电箱及开关箱;9、电动建筑机械和手持式电动工具;10、照明。另有三个附录。本规范修订的主要技术内容是:1.综合规定在施工现场专用的供电系统中应采用的三项技术原则;2.增设术语、代号为正文单独一章,删去附录中的名词解释;3.补充对施工现场临时用电工程验收的规定;4.将原“施工...
本规范的主要技术内容是:1、总则;2、术语;3、临时用电管理;4、外电线路及电气设备防护;5、接地与防雷;6、配电室及自备电源;7、配电线路;8、配电箱及开关箱;9、电动建筑机械和手持式电动工具;10、照明。另有三个附录。本规范修订的主要技术内容是:1.综合规定在施工现场专用的供电系统中应采用的三项技术原则;2.增设术语、代号为正文单独一章,删去附录中的名词解释;3.补充对施工现场临时用电工程验收的规定;4.将原“施工现场与周围环境”一章更名为“外是线路及电气设备防护”增补对外电线路搭设防护设施和对易燃易爆物、腐蚀介质、机械操作防护措施的规定;5.补充在接零保护系统中,保护零线的设置以及相线、工作零线、保护零线绝缘颜色的规定,补充按滚球法确定防雷保护范围的规定;6.增加配电室照明设置的规定;7.增补电缆线路电缆选择原则和敷设方式、方法的规定,以及五芯电缆应用原则的规定;8.增补配电箱、开关箱箱体结构和电器配置与接线的规定;9.增加电焊机设置二次触电保护装置,频繁操作设备设置控制器,以及对手持式电动工具进行绝缘检查的规定;10.增补使用安全隔闻变压器的规定,以及灯具与易燃易爆物之间的安全距离和防护措施规定。
1 总则2 术语、代号2.1 术语 2.2 代号3 临时用电管理3.1 临时用电组织设计3.2 电工及用电人员3.3 安全技术档案4 外电线路及电气设备防护4.1 外电线路防护4.2 电气设备防护5 接地与防雷5.1 一般规定5.2 保护接零5.3 接地与接地电阻5.4 防雷6 配电室及自备电源6.1 配电室6.2 230/400V自备发电机组7 配电线路7.1 架空线路7.2 电缆线路7.3 室内配线8 配电箱及开关箱8.1 配电箱及开关箱的设置8.2 电器装置的选择8.3 使用与维护9 电动建筑机械和手持式电动工具9.1 一般规定9.2 起重机械9.3 桩工机械9.4 夯土机械9.5 焊接机械9.6 手持式电动工具9.7 其他电动建筑机械10 照明10.1 一般规定10.2 照明供电10.3 照明装置附录 A 全国年平均雷暴日数附录 B 滚球法附录 C 电动机负荷线和电器选配本规范用词说明条文说明
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