With a plurality of suction suction scraper clearing systems

摘要

Suction cleaner having a plurality of suction cleaning systems for round clarifying tanks, in which separate suction cleaning systems are assigned to the individual annular zones of the tank, which separate suction systems are connected to the collection vessel via separate lines. In addition, at least one line is arranged by which the collection tank can be connected to each one of at least two suction cleaning systems.