Description: Pressure at the outlet of the safety valve with the valve closed; Name: Safety valve back pressure
Description: pressure at the outlet of the relief valve when the valve is closed; Name: relief-valve back pressure
Description: the pressure whose value is equal to the algebraic difference between the absolute pressure and the atmospheric pressure. To this end, the overpressure for a pressure room can, for example, be negative with underpressure or under vacuum; Name: Max. overpressure of the shaft seal