NA 041
DIN Standards Committee Heating and Ventilation Technology and their Safety
ISO/TC 161
Controls and protective devices for gaseous and liquid fuels
Standardization of safety, construction, performance and testing requirements for controls and protective devices using gaseous and liquid fuels. This includes:
- automatic and semi-automatic shut-off valves;
- pressure regulators;
- valve-proving systems for automatic shut-off valves;
- manual gas valves;
- thermoelectric flame supervision controls;
- multifunctional controls;
- mechanical gas thermostats;
- vent valves;
- fuel/air ratio controls, electronic type (includes liquid fuels);
- filters
- safety shut-off devices;
- pressure regulators;
Excluded are corrosive and waste fuels and gasoline and applications which are covered by the scope of ISO/TC 67.