| 摘要 |
The invention relates to a UV disinfection system for waste water and drinking water, comprising a number of UV radiators (30) arranged in cladding tubes (18), said cladding tubes (18) being configured essentially symmetrically to a longitudinal axis (11), as well as a cleaning device for the cladding tubes (18), which comprises the following: - at least one cleaning ring (1) for each cladding tube (18), which surrounds the cladding tube (18), said at least one cleaning ring (1) having a scraper ring (7) resting against the cladding tube (18), - at least one drive means (31, 32) for driving the cleaning ring (1) in the direction of the longitudinal axis (11), wherein - supply means for supplying pressurised fluid under elevated pressure from a pressure source to the scraper ring (7) are provided, and in that - pressure may be applied onto the scraper ring (7) from the pressure source in the direction of the cladding tube (18).
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