Surge vessel type GG5.5.4.60V Volume: 5500 liters Position: Vertical Type: PAA (Piege A Air) Maximum Service Pressure: 4 Barg Hydrostatic test Pressure: 7 Barg Structural Calculations at Temperature: 60 C Outlet flange: DN 400, PN 16 The vessels will be equipped with an vacuum/air release valve, DN 80