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: measure of the increase in the pumped liquid water on a pipe connected vertically to the pump when the flow rate is zero. related to the operation of the pump at 1,450 rpm with maximum impeller size; Name: pump shut-off head for maximum impeller diameter at 1450/min