... rate(m³/h)400~176661Precision Voltage LevelAC5Closed Pressure LevelSG5Operating Temperature(°C)-20~+60Nominal Diameter(mm)25,50,80,100 ... , sensitive action, good performance of close, with Overpressure automatic cut off function, valve position indication3 Install and adjust ... pipeline network for high pressure, city gate station, District regulator station, industrial user, Gas supply systems for gas ...