Sewage pre-treatment station with belt screen flat teeth

The sewage pre-treatment station type SBGNP is installed for the treatment of the sewage deriving from cesspools, Imhoff tanks and industrial plants, transported by means of tank truck. The station, completely closed to ensure the maximum hygiene and safety, consists of a structure which is also used as sewage storage tank and a belt screen with flat teeth type GNP. The width of the filtering belt depends on the quantity of the sewage to be treated. The operation is easy: the sewage entering the tank from the tank truck, passing through the belt screen and deposits on it the suspended solid matters and undergoes to a microscreening. The trapped solid materials are lifted by the movement of the teethed belt. The main characteristics of the equipment are: short emptying time of the tank truck thanks to the high inlet flow, maximum efficiency in the solidliquid separation, guaranteed also at the presence of rough solid materials. The protection against overloads is guaranteed by dynamometric devices on standard model or, on request, by electronic load limiting devices. The station is provided with ball half-joint “Perrot” type; on request, it is also possible to have a pneumatic valve installed on the same inlet piping. Furthermore the station is complete with nozzles for the washing of tank, filtering screen and screened material. The station is made completely in stainless steel. On request, it can be provided with a specific computerized equipment for the detection of the quantity and quality characteristics of the inlet sewage.