Description: highest head of a pump, if this does not apply to the zero head; Name: peak height
Description: Highest total head developed by a pump when this does not occur at a zero rate of flow; Name: Head at peak point
Description: The operating underpressure PS- is the maximum value of the operating underpressure defined from a safety point of view by the manufacturer of the system for the various components in relation to the atmospheric pressure (1 bar) at the maximum permissible temperature TS1; Name: Max. permissible underpressure PS1- at TS1, room1