... , alkaline copper, electroforming and other metal sur Water Cooled Silicon Controlled RectifierThe transformer adopts structure with three-phase and five-column ... water,PH:7~8 Water pressure:0.1~0.25MP, temperature:5-35°C workload Full capacity operation, more than 1 ... ,000 meters above sea level, reduced loadoperation working atmosphere Temperature range 0 °C ~ 40 °C,Less than 90% humidity ...