Description: Greatest radial load on the pump rotor resulting from operation of the pump at any conditions within the permissible operating range.; Name: highest radial load 
Description: Greatest radial load of the pump rotor resulting from operating the pump at any condition within ist allowable operating range; Name: Maximum radial load
Description: variable quantity, which is not influenced by the control but is introduced into the control system from outside with the aim of making the final controlled variable follow it in a given relationship; Name: command variable