Description: Measured gap flow between pump casing and impeller; Name: flow of clearance
Description: measured clearance flow between the housing and the impeller; Name: clearance 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