Description: Pressure up to which the pulsation damper is charged with dry gas before starting up for operation; Name: pre-load pressure
Description: pressure to which the pulsation dampener is charged with dry gas prior to start of operation; Name: Pre-charge pressure
Description: Group of components with the same construction features and the same structure, which - due to similar manufacturing techniques - can be collated for construction approval testing and class conformity controls. They are generally allocated to a construction type. Note: in certain cases, components can be viewed from various construction type specifications as belonging to the same type and, therefore, can be collated for construction approval and class conformity controls; Name: construction form of impeller