Home / Standards / GB 27898.4-2011 GB 27898.4-2011 Active Fixed water supply equipment used for fire-protection - Part 4: Gas driven fixed water supply equipment used for fire-protection 固定消防给水设备 第4部分：消防气体顶压给水设备 Standard Type GB ICS 13.220.10 CCS C84 Status 现行 Issue Date 2011-12-30 Implementation 2012-06-01 Responsible Dept 国家消防救援局 Drafting Unit 国家消防救援局