DIN EN 378-2:2012 制冷系统和热泵.安全性和环境要求.第2部分:设计,建造,试验,标志和文件.德文版本EN 378-2-2008+A2-2012
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation; German version EN 378-2:2008+A2:2012