Castel Hand Valve

APPLICATIONS

The diaphragm valves, shown in this chapter, are classified
“Pressure accessories” in the sense of the Pressure
Equipment Directive 97/23/EC, Article 1, Section 2.1.4 and
are subject of Article 3, Section 1.3 of the same Directive.
They are designed for installation on commercial refrigerating
systems and on civil and industrial conditioning plants,
which use the following refrigerant fluids: R22, R134a,
R404A, R407C, R410A; R507 proper to the Group II (as
defined in Article 9, Section 2.2 of Directive 97/23/EC
and referred to in Directive 67/548/EEC). For specific
applications with refrigerant fluids not listed above, always
proper to the Group II, please contact Castel Technical
Department.