Home / Standards / GB 3836.4-2010 GB 3836.4-2010 Abolished Explosive atmospheres - Part 4: Equipment protection by intrinisic safety “i” 爆炸性环境 第4部分:由本质安全型“i”保护的设备 Standard Type GB ICS 29.260.20 CCS K35 Status 废止 Issue Date 2010-08-09 Implementation 2011-08-01 Responsible Dept 工业和信息化部 Drafting Unit N/A