The pressure relief valve of the refrigerant circuit is installed in the machines when required by Directive 2014/68/EU.
The valve is installed on liquid receiver of each refrigerant circuit of the machine with the purpose to protect the circuit from overpressure.
It is up to the installer to check whether the system complies with the 2014/68 / EU standard regarding the installation of the pressure relief valve.
By plant we mean the complete system that includes the internal machine, the remote condenser and the connecting pipes
The installer must calculate the amount of refrigerant contained in the system and, if the refrigerant charge is higher than 10 kg, he must install the pressure