Tender For Supply And Delivery Of Spare Parts At Boosting Station-Ii, Rana Paschim Ramnagar Water Treatment Plant Under South 24 Parganas Mechanical Division, Phe,Dte., Kolkata-West Bengal

Supply And Delivery Of Spare Parts At Boosting Station-Ii, Rana Paschim Ramnagar Water Treatment Plant Under South 24 Parganas Mechanical Division, Phe,Dte.-- 1 N.B:-All Quoted Rates are inclusive of GST @ 18% + CESS @ 1% 2 Supply, delivery of Membrane element for RO unit, Capacity 2000 lit/hr. Suitable for installation in RO vessel diameter 8 & length 40. as per following specification:- a) Permeate Flow: - Minimum 10000 gpd (3.75 m³ /d) b) salt Rejection :- (99.5% minimum) c) Configuration : - Spiral wound d) Membrane polymer:- Composite Polyamide e) Nominal membrane Area:- Minimum 365ft² (33.9m²) f) Maximum applied pressure:- above 450 psi g) Maximum operation temperature :- Not above 122°F (50°C) h) pH range, continuous (Cleaning) :- 2-11 (1-13)* i) Maximum Feed water Turbidity :- Upto 1.0 NTU j) Maximum Feed water SDI (15 mins) :- Upto 5.0 k) Maximum Feed Flow:- 75 GPM (17.0 m³ /h ) l) Minimum Ratio of Concentrate to permeate Flow any element : 5.1 Maximum pressure drop for each element 10psi (Make: Hydranauitcs / DOW / GE / Any other approved PHE) 3 Installation and Commissioning of RO unit. Capacity 2000 lit/hr. suitable for RO vesel diameter 8 & length with through checking & testing complete. 4 Supply and delivery of chemical (NaHCO3) Dosing Pump 10 LPH for WTP. ( Approved make) 5 Supply and delivery and storage including changing of 2 mm to 6 mm size Activated Carbon having Iodine value about 600 at RO Plant Baruipur. 6 Supply, delivery and storage including changing Graded Gravel of Following Size: Bottom Layer : 3/4 - 1/2 Middle Layer: 1/2 - 1.4 Top Layer :1/4- 1/8 7 Micron Cartridge Filter for RO Feed – 5 micon20” long for WTP (Jumbo Woundtype) ( Approved make) 8 Micron Cartridge Filter for after Ozone – 5 micon20” long for WTP (SlimWoundtype)( Approved make) 9 Micron Cartridge Filter after UV– 0. 1 micon20” long for WTP (Spun Cartridge) ( Approved make) 10 Micron Cartridge Filter– 0. 2 micon20” long for WTP (Pleated Cartridge) ( Approved make)

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