Used self-priming centrifugal pump by Hydro-Vacuum SA (PL) type SKG 5.01.2.1110. Body of pump is designed in cast iron. Contact parts are designed in bronze. Pump can reach output in range from 3.5 m3/h up to 7.5 m3/h. Heigh in range from 12 up to 45 m. Working rotation – up to 1450 rpm. Pump is driven by el. motor 2.2 kW, 1420 rpm, 380 V, 50 hz in Ex design (ExdIIBT4). Connections have diameter 40 mm. Pump is mounted on carbon steel base.