Pumping device CVRU, CVBU are intended for pumping the pure, drinking water, water for industrial purposes, without mechanical admixtures from big depths and from bores with DN 150 /6"/, DN 200 /8"/, DN 250 /10"/ and DN 300 /12"/ for continual, discontinuous and automatic running. Field of application: supply of water in agriculture, in industry, supply of drinking water, rising of pressure, pumping of water from bores, wells and water tanks, dewatering in mines.