Description: Runner resonant frequency calculated taking into account the additional support and damping caused by the effect of the fluid in the impeller; Name: crit speed (wet)
Description: Rotor resonant frequency calculated assuming that the rotor is supported only at its bearings and that the bearings are of infinite stiffness ; Name: Dry critical speed
Description: information about the manner in which clamps respectively the carrier of the supply voltage and / or signal voltage are put into effect data-, line- and / or fixationwise; Name: type of connection system