Description: volume flow at best efficiency point; Name: Optimum flow rate
Description: Rate of flow at the point of best efficiency; Name: Optimum rate of flow
Description: permanent operation, short-term operation or periodic operation characterized by one of more loads and which remains unchanged during a certain period, or, in the case of non-periodic operation, where the load and speed generally change within the permissible operating range; Name: Operation type time sequence of the drive