[国外标准] DIN EN 60079-2-2005 爆炸性环境 第2部分
[国外标准] BS EN 60079-18-2004 Electrical apparatus for explosive gas atmospheres — Part 18 Construction, test
[国外标准] BS EN 60079-14-2003 Electrical apparatus for explosive gas atmospheres — Part 14 Electrical installa
[国外标准] BS EN 60079-1-2007 Explosive atmospheres. Equipment protection by flameproof enclosures 'd'