Tender For Supply & Installation Of Submersible Pumping Machineries And Other Allied Works For Newly Sunk Two (02) Nos Tube Well At Low Lift At Runakuraghat Head Works Site Under Chotkara-Kanskuli Water Supply Scheme, Block-Baraboni, Dist.-Paschim Bardham, Paschim Bardhaman-West Bengal

tender for Supply & Installation of submersible pumping machineries and other allied Works for Newly Sunk Two (02) Nos Tube Well at Low Lift at Runakuraghat Head Works Site under Chotkara-Kanskuli Water Supply Scheme, Block-Baraboni, Dist.-Paschim Bardhaman. Sl. No. Item Description 1 Supply and delivery at site of vertical submersible pumping machinery directly coupled with wet winding type suitable size submersible motor with following specification: Capacity 33 m³ per hour at a head of 26 mtrs, pump applicable outlet size 80/100 mm dia. Motor submersible type 5 HP, 3 Phase 50 Hz ± 6%, 400 Volt ± 10%, 2900 RPM. Method of starting- DOL. (Test certificate and guarantee certificate is to be produced at the time of delivery). 2 Supply delivery and storage at site 80 mm dia. 1.5 mtr length ERW M.S. column pipe having thickness 4.85 mm, (as per IS 1239 Part-I Heavy Type) having 11 TPI thread at both end with one heavy type socket and painted by 2 coats of anticorrosive syntietic paint asper Technical Specification. 3 Supply delivery at site 4 mm² x 3 core 1.1 KV Grade flat submersible copper conductor cable (to extend the motor connection upto Armoured cable) 4 Supply and delivery and storage at site 3 Core x 10 mm Sq Al. Ar Cable X LPE insulated 1.1 Grade conforming to IS-7098 (1)(Make:- Approved Make) (Test Certifical is to be submitted at the time of delivery) . 5 Supply and delivery at site of split type M.S clamp made with M.S. Flat 40 mm width x 6 mm thick of size 150 mm dia or as per size of collecting line and arrangement for drawing the cable through this clamp with suitable No. of drilled holes on clamp for fixing and holding of 10 mm2 Al. Ar. Cable & pump collecting main lines including necessary nuts, bolts, washer etc as per direction of EIC. 6 Installation of submersible pumping machinery along with 80 mm dia. M.S. column pipe part by part in the newly sunk tube wells with an arrangement of derrick, lifting tackles, tools and plants etc. on hire basis and binding the vertical submersible cable with the column pipes properly and fixing M.S. Top Coveron the tube wells with supplying necessary Clamps made of 65 mmX 12 mm thick flat as per reqd length, nuts, bolts, washers etc. all complete as per direction. 7 Laying of 10 mm2 x 3 core Al. Ar. Cable along the length ofcollecting line including fixing with supplied clamps, nuts and bolts at a suitable interval so as to prevent sagging of cable complete as per direction of EIC. 8 Straigh through Jointing of cable of different size by compound jointing kit including S&F ferrul, tapes and jointing materials (Brand approved by EIC). 9 Making inter connection of the pump delivery line from top cover of the tube well to laid pump collecting main line near the tube well at river bed with supplying and fixing of 80 mm dia. Heavy type G.1. bend, 80 mm dia. M.S. flange with necessary drill holes, 80 or 100 mm dia. G.I. short piece, 80 mm x 100 mm dia. G.1, reducer and other necessary G.I./M.S. specials as may be reqd as per site situation to complete the work including cutting pipes, making thread and welding the all joints properly if necessary and supplying necessary nuts bolts, washer, rubber insertion etc. to complete the work as per direction and testing & commissioning of the submersible pump as per direction E.I.C. 10 Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials. 11 3 core 10 sqmm cable 12 Supplying the fixing rubber insertion for dust and vermin proof entry of 3 core 10 mm² XLPE Al.Ar. Cable at MCC panel. 13 Supply delivery at site 100 mm Dia cast Iron kinetic double orifice air release valve generally conforming to IS: 14845, body of CI to IS: 210 Gr. FG 260 having small orifice elastic ball resting on a gunmetal orifice nipple and large orifice vulcanite ball seating on a moulded seat ring, with built-in kinetic features, isolating sluice valve mounted in a horizontal position, inlet faced and drilled to IS 1538 Table 4 & 6. (P.N. -1.6) 14 Fitting fixing of the above supplied air release valveItem after dismentaling the existing damaged air valve from its position as per Direction of EIC. 15 Add GST @ 18% 16 Add CESS @ 1%

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