Protection against possible overpressures compared to the design parameters set for refrigeration systems, heat
pumps (capacitors, compressor flow circuits, heat exchangers) and simple pressure vessels (to EN378-2:2008,
87/404/EEC Directive). Fluids: Group 2 refrigerant fluids in the physical state of vapour or gas (2014/68/EU Directive,
Article 13, point 1,subsection b) and air or nitrogen (87/404/CEE Directive).