Safety and control devices for burners and appliances burning gaseous and/or liquid fuels - Valve proving systems for automatic shut-off valves
STANDARD published on 1.7.2023
Designation standards: ÖNORM EN 1643
Publication date standards: 1.7.2023
The number of pages: 45
Approximate weight : 135 g (0.30 lbs)
Country: Austrian technische Norm
Category: Technical standards ÖNORM