GB 12476.2-2006
AbolishedElectrical apparatus for use in the presence of combustible dust―Part 1-2: Electrical apparatus protected by enclosures and surface temperature limitation―Selection, installation and maintenance
可燃性粉尘环境用电气设备 第1部分:用外壳和限制表面温度保护的电气设备 第2节:电气设备的选择、安装和维护