An industrial storage tank can lose level even while its well pump is running. Whether it recovers before the next production shift depends on the difference between the water entering the tank and the water the plant takes out. Our SLAPK 200QJ80-22/2 is a 7.5kW deep well submersible pump with a nominal duty of 80 m³/h and 22 m head. We assess it against the required inlet flow during refilling , not just the tank capacity or the factory’s average daily consumption. Technical