Description: rated flow rate divided by the inlet area of the plant ; Name: Average nominal velocity in the inlet area of the plant
Description: Rated flow at the inlet area of the installation divided by the inlet area of the installation; Name: Mean rated velocity at inlet area of the installation
Description: maximum boundary value of temperature range in a specified temperature, in which an operating unit can be used, without serious changes of assigned features, depending on the exposure time. Temporal restrictions like short-time or durability have to be stated; Name: max. temperature range