intermediate relief device arranged between the condenser and the collecting container application_number US 65992605 A description the refrigeration circuit according to the invention the inventive method of operating a refrigeration circuit as well as further developments thereof will be elucidated in more detail hereinafter by way of the embodiments shown in fig2 to 4 in this context fig2 illustrates a composite refrigeration plant in which a possible embodiment of the refrigeration circuit according to the invention is realized in the following a method shall be described in which halogenated fluorohydrocarbon s fluorohydrocarbon s or co 2 may be used as refrigerants the refrigerant that is compressed in compressor unit 6 to a pressure between 10 and 120 bar is fed via pressure line 7 to condenser or gas cooler 1 and is condensed or cooled in the same by way of external air via lines 2 2 u2032 and 2 u2033 the refrigerant is passed to refrigerant collector 3 however according to the invention the refrigerant now is pressure relieved in intermediate relief device a to an intermediate pressure of 5 to 40 bar this intermediate pressure relief provides for the advantage that the downstream tubing network as well as the collector 3 need to be designed for a lower pressure level only the pressure to which the refrigerant is relieved in said intermediate relief device a preferably is selected such that it is still underneath the.