The alternative to a sewage lifting station. For faecal wastewater, bottom section made of PE-LD, for installation in an exposed drainage pipe, drainage via the gravity pipe to the sewer. Lifting function with one pump or two pumps, only in the event of backwater, the backwater flap can be closed by a motor, with an additional hinged flap. Drainage during the backwater phase takes place via an on-site pressure pipe that can be connected above the backwater level. Including a backflow preventer and shut-off valve for the pressure pipe. Including penetration seals DN 70 for the on-site ventilation pipe Polymer closure system for the drainage pipe for safe closure of the drainage pipe in the event of backwater. Consisting of a hinged flap including an emergency closure (for manual locking if required) and an electrically powered closure mechanism including a probe protected against wire breakage for the detection of backwater. Control unit with an integrated self-diagnosis system (SDS), display of the operating states and integrated battery back-up for alarm signals. User-friendly menu guidance in a multi-line display. With a self-diagnosis system (SDS) and reminder when maintenance is due. Display of the current measured values. Simple adjustment of the function-related parameters, including the operating hour counter and potential-free contact. Optional relaying of alarm and collective error messages via the GSM interface. Control unit with a full text display in six languages.
