Standard unit "UPK-STD" connection PT 1/4 "G - T4P-threephase motor 2.0 HP - 1.5 kW 4 P B14-B03 400V/50Hz - 1410 rpm - Pump 1P3, 15 (4.5 l / min) - Maximum pressure 158 bar - pressure relief valves to be calibrated - check valve - tank ALUMINUM Bath 6 liter with lid painted plate.