Description: difference between total head at the outlet and inlet of the pump; Name: total head of the pump
Description: Difference between the total head at the outlet side of the pump and the total head at the inlet side of the pump ; Name: Pump total head
Description: Determined ten times the logarithm to the base 10 of the ratio of the sound energy, j, to a reference value, j0, expressed in decibels; Name: Sound energy level