Components for refrigeration and air conditioning

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Safety valves  • NEW •
The SV1 and SV2 types are classified “safety devices” according to Article 2, paragraph 4, of 2014/68/EU Directive and are the subject of Article 4, paragraph 1, letter d, of the same Directive. Their function is to protect the equipment such as evaporators, condensers, liquid accumulators, liquid receivers, oil separators, compressors, heat exchangers and simple under pressure vessels (ref. to Directive 2009/105/CE) from possible overpressures respect operating conditions for which they have been designed. SV1 and SV2 are unbalanced conventional direct loaded safety valves. Valve will open when the pressure go higher than set pressure, or, when the pressure exerted exceeds the opposing force of the spring acting on the obturator.

COMPATIBLE FLUIDS: The safety valves are suitable for fluids such as air, nitrogen and refrigerants, in the physical state of vapour or gas, belonging to the Group 1 or 2 as defined in Article 13 of Directive 2014/68/EU. In particular the fluids compatible are listed in Annex E of EN 378-1, among these the most used are: R22, R134a, R404A, R407C, R410A, R507, R32, R1234yf, R290, R600, R600a, R1150, R1270.
Safety valves accessories