... PLC interface: With high quality and reasonable price KGSJ Series Water And Oil Cooled Switching Mode power supply with PLC interface ... Cooling ModeWater cooled and Oil cooledwater qualityDeionized water or Running water,PH:7~8 Water pressure:0.1~0.25MP, temperature:5 ... function of over current ,short circuit,overheating , phase lack ,water lack, etc .Also soft start function;5.Standard antiseptic ...