Standard "UPW-STD" -P-T 1/4 "G - AC drive T4P 0,5HP - 0.37 kW 4 P B14 400V / 50 Hz - 1410 rpm - Pump 1P1,3 (1.8 l / min) - maximum pressure 100 bar - maximum pressure valve to be calibrated - check valve - STEEL painted tank 2 lt - central support - horizontal installation "OR".