排油注氮灭火系统设计施工及验收规范\排油充氮灭火系统设计施工及验收规范 ICS 13.220.10 C 82 DB 湖南省地方标准 DB43/T 420—2008 油浸变压器排油注氮消防系统 设计、施工及验收规范 Code for design, installation and acceptance of oil evacuation and nitrogen injection extinguishing system of transformer 2008-12-30 发布 2009-01-20 实施 湖南省质 量 技 术 监 督 局 发布DB43/T 420-2008 I 目 次 前 言 ······························································································································ II 引 言 ····························································································································· III 1 范围 ······························································································································ 1 2 规范性引用文件 ··············································································································· 1 3 术语和符号 ····················································································································· 1 4 设计要求 ························································································································ 3 5 施工 ····...
