Description: energy level in the outlet cross-section of the pump, which corresponds to the sum of geodetic level, pressure level and velocity level; Name: total energy level at the outlet cross-section of the pump
Description: head observed at outlet area of the pump, corresponding to the sum of the height, pressure head and velocity head; Name: total head at outlet area of the pump
Description: Ten times the logarithm to the base 10 of the ratio of the square of the sound pressure, p, to the square of a reference value, p0, expressed in decibels; Name: Sound pressure level