DIN EN 50194-2-2017 家用易燃气体监测用电气设备.第2部分:娱乐车辆和类似交通工具中固定安装的连续操作电气设备.附加试验方法和性能要求
Electrical apparatus for the detection of combustible gases in domestic premises - Part 2: Electrical apparatus for continuous operation in a fixed installation in recreational vehicles and similar premises - Additional test methods and performance requir