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: Internationally applied 4 to 6-digit coding of classes of goods as defined by the Harmonized System (HS) of the World Customs Organization (WCO); Name: HS-Code of the WCO