Description: the electric voltage is the potential difference between two points in the electric field. It is the driving force for the charge movement.; Name: mains voltage
Description: Measured actual mains voltage; Name: Voltage
Description: NPSH-value required for a drop of 3 % in the total head of the first stage of the pump as a standard basis for use in performance curves; Name: Net positive suction head required for a drop of 3 %