Description: rated flow rate divided by the outlet area of the plant ; Name: Average nominal velocity in the outlet area of the plant
Description: Rated flow at the outlet area of the installation divided by the inlet area of the installation; Name: Mean rated velocity at outlet area of the installation
Description: combination of letters and/or numbers created by the customer to uniquely identify the product. The ordering process is carried out by the customer under this code; Name: order number of customer