Description: highest value of the mechanical power requirement of the pump at any flow rate, under any permissible working conditions; Name: max. pump power requirement
Description: highest value of the mechanical power demand of the pump for any delivery flow under any permitted working conditions; Name: maximum power requirement of the pump
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