Draft Document - Safety and control devices for gas burners and gas burning appliances - Automatic shut-off valves for operating pressure of above 500 kPa up to and including 6300 kPa; German and English version prEN 16678:2020
文件草案——燃气燃烧器和燃气设备的安全和控制装置——工作压力在500 kPa以上(含6300 kPa)的自动切断阀;德文和英文版本prEN 16678:2020