Grundfos Unilift CC pumps are single-stage submersible pumps with a low suction ability down to 3mm water level. The pumps are designed for pumping rainwater and grey wastewater, e.g. from washing machines, baths, sinks, from low-lying parts of buildings up to sewer level, cellars or buildings prone to flooding, draining wells, wells for surface water with inlets from roof gutters, pits, tunnels, swimming pools, ponds or fountains. The pumps are suitable for both stationary and portable use. They are for automatic operation. The pumps allow free passage of particles up to 10mm diameter. The motor incorporates automatic overload protection cutting out the motor in case of overload. When cooled to normal temperature, the motor restarts automatically.