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: document which describes the material of the plain bearing bush in form of an obligatorily recognized regulation; Name: Reference norm of the plain bearing bush material