Norm
[AKTUELL]
UNE-EN ISO 23553-1
UNE-EN ISO 23553-1
Safety and control devices for oil burners and oil-burning appliances - Particular requirements - Part 1: Automatic and semi-automatic valves (ISO 23553-1:2022)
Titel (englisch)
Safety and control devices for oil burners and oil-burning appliances - Particular requirements - Part 1: Automatic and semi-automatic valves (ISO 23553-1:2022)