NFPA 780 避雷系统安装标准
日期:2012-02-09 10:28
and distribution of power. Most electrical utilities have standards covering the protection of their facilities and equipment. Installations not directly related to those areas and structures housing such installations can be protected against lightning by the provisions of this standard. Lightning protection systems for structures used for production or storage of explosive materials require special consideration because the contents of such structures are sensitive to arc or spark ignition. An
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