cen:proj:37458

Parts for supply systems for consuming units with liquid fuels - Safety requirements and tests - Part 3: Valves and meters

Scope

This European Standard applies to parts of supply systems for the automatic liquid fuel supply of consuming units from one or more tanks: It applies to pressurised, unpressurised, underground, above ground, inside and/or outside systems to supply of liquid fuels. This European Standard specifies the safety requirements and tests methods for the parts of such supply systems.
The parts of supply systems covered by this standard are:
a) isolating valve;
b) quick-acting valve;
c) switch-over valve;
d) forced switch-over valve;
e) check valve;
f) pressure compensating device;
g) discharge valve;
h) pressure reducer;
i) filter;
j) meter;
k) de-aerator;
l) anti-siphon safety device;
m) pressure retaining device;
n) insulating device;
o) pressure gauge;
p) vapour/air separator;
q) pressure control path;
r) remote acting fire safety valve