Description: the rated inlet pressure of the plant specified for normal working conditions; Name: nominal input pressure of the plant 
Description: Inlet pressure of the installation for the working conditions; Name: Rated inlet pressure of the installation
Description: The operating temperature TS1 is the maximum value of the operating temperature defined from a safety point of view by the manufacturer of the system for the various components. The temperature point TS1 is in correlation to the pressures PS1+ and PS1-; Name: Max. permissible operating temperature at TS1, room1