Specifications include, but are not limited to: The existing pumps are end suction centrifugal pumps. The intent of these specifications is to replace the existing pumps with vertical turbine pumps of the same or higher capacity in gallons per minute and the same or higher capacity in discharge pressure. Normal system pressures provided by the station range from 100 to 115 psi. Manchester Water Works – Currier Hill Pump Station Upgrades, February 2024 7 Jockey pump: Burks close coupled end suction centrifugal pump Model 350G7-2F with a Baldor 5 HP 3500 RPM TEFC Washdown Premium Efficiency Motor with a capacity of 0-70 gallons per minute at 110 psi. Booster Pumps: Syncroflo close coupled end suction centrifugal pump Model 3H7.5 with 7.5 HP 3500 RPM Motor with a capacity of 0-265 gallons per minute at 110 psi. Fire Pump: Syncroflo close coupled end suction centrifugal pump Model IY30 with 30 HP 1750 RPM Motor with a capacity of 1000 gpm at 110 psi. The scope of work includes, but is not limited to, the following: Purchase and installation of one jockey pump and two booster pumps and their corresponding VFD’s; Purchase and installation of a new fire pump and associated motor starter; Modification of the existing suction and discharge headers to accommodate the new pumps; New suction and discharge valves and check valves Installation of new VFD’s, including all necessary wiring (temporary and permanent), relocation of the VFD’s and all associated controls from the pump skid to the East interior wall of the pump station; Any necessary piping modifications. All permanent piping, nuts, bolts, and other hardware shall be Grade 304 Stainless Steel; Any necessary modifications to the pump skid to accommodate new pumps, piping, and other equipment; Installation of chloramine compatible gaskets, seals and related items
