WBPHED/EE/AMD/ NIeT-15 of 2024-2025/1

Amount

Supply and delivery of following materials at site:-

Vertical submersible pumping machinery directly coupled with wet winding type suitable size submersible motor with following specification:-Discharge (Q) : 180 m³/Hr.Head (H):-50 mtrs,Outlet - 150 mm dia,Motor: Operating Voltage: 415 (± 10%), Phase: 3 Ph, 50 Hz ±6%,Speed: 2900 RPM, Power-37 KW/50 HP,Method of starting: S/D. (Make:- KSB/Texmo/Pluga/Bhagirathi-Ganga/Other approved make)( Warranty certificate & Curve chart should be submitted at the time of delivery)

200 mm dia, PN-1.0 Cast iron double flanged single door swing non-return valve generally conforming to IS:5312 Part I, having body, door, cover in graded cast iron to IS:210 Gr.FG200, body and door rings & hinge pin of st.st.AISI 410, valve suitable for a maximum working pressure of 10 kg/cm2 (Seat test) & body tested to 15 kg/Sqcm.(Make-Approved Make)

3 Core X 35 Sqmm 1.1 KV Grade flat submersible copper conductor cable.(One For Star Other for Delta)(Make-Approved Make)

3 Core X 70 Sqmm Aluminum Armored, XLPE insulated 1.1 K.V. grade cable, conforming to IS 7098(I) as per direction of EIC.(Make-Approved Make) (Test Certificate is to be submitted at the time of delivery)

3.5 Core X 95 Sqmm Aluminum Armored, XLPE insulated 1.1 K.V. grade cable, conforming to IS 7098(I) as per direction of EIC.(Make-Approved Make) (Test Certificate is to be submitted at the time of delivery)

250 Amp, 415V, TPN SFU with sheet steel enclosure on flat iron/angle iron frame on wall with nuts bolts etc, spacious sheet steel enclosure, separate cable gland box not required, terminal shrouds on both sides and phase barriers included, conforms to IEC 60947-3, IS/IEC 60947-3, suitable for DIN fuse-link, door interlock & padlock facility incl. S & F 3 nos. DIN type HRC fuse-250 Amps rating.(Make-L & K, FN 250 TPN, Cat No-SK90489+Fuse Unit Cat No-SF94233/ Other approved make)(In Pump House)

50 HP Star-Delta starter, relay range 45-75 Amp, 415 Volts, 50 Hz, coil voltage-380V, wide band coil.(Make:-L & K, Model No-MU-G75 FASD, Cat No-CS96451LOJO)

Kiosk Box size( 500 mm X 500 mm X 150 mm) contains with 2 Nos Terminal as per IS Specification.(Make:-Ecs/Other Approved make)

200mm dia rubber hose pipe with following specifiaction Heavy duty, working pressure-8kg/cm2, reinforcement with G.I wire inside with both end flanges drilled as per BS 10 table flange thicness 11-12mm size: 3mtr x 200mm dia.

300 mm dia MS Black Pipe 12 mm thick as per IS:3589.

Concentric reducer 300 mm X 200 mm as per IS:1532(Part-I)2000.

200 mm dia Elbow both end flange welded as per IS:1239.

150 mm dia MS Nipple one end flange welded other end threaded, 2 Mtr long as per requirement.

200 mm dia MS Short piece both end flanged as per IS:1239.

Concentric reducer 150 mm X 200 mm both side flange welded as per requirement.

Nuts and bolts.(Size-M15X63 mm long)(MOC-CS)

Rubber Gasket.

Dismantling of 7.5 HP submersible Pump-motor set with lowered column pipe, anti-snapping devices, valves etc by engaging skilled & semi-skilled labour, this cost included with all types expenses like gas cutting, grinding etc as per direction of EIC.

After that removing all MS Black Pipes, with Flages used as common header from the risky portion of above said bridge, this cost included with all types expenses like gas cutting, grinding etc as per direction of EIC.

Carrying of all those dismantled materials with 6 Nos 7.5 HP submersible pump motor set from Bridge to Highlift Pump House by engaging manual labour with critical accidental bridge's path way.

Dismantling the barge floated at river damodar, Burning ghat atfirst removing the all rubber hose pipes, MS bends, Nuts, bolts, steel ropes etc. Withdrawing 50 HP Submersible Pump Motor set from the barge platform by engaging skilled labour, to avoid any kind of damage, then separate the all parts of floating barge like platforms, derrick & chain Pulley arrangements, pontoon and also MS structural arrangements. Next carrying these parts from chanel to river bank, also ready to loading in truck as per direction of EIC.

Carrying of all floating barge Parts/ materials from Burning Ghat Pumping station to Kajora OCP this cost included with hire charges of vehicle, loading and unloading Charges of materials.(From 40 KM to 50 KM)

Supply of 80 mm Chanels, 50 mm X 50 mm X 6 mm angles, chequred plates, beams etc to refitting the barge as per requirement as per direction of EIC.

Transportation of different portion of barge at near the OCP, from the workshop, Assembling the components of Barge/Pontoon at site, then at first tighten the floating barge with steel ropes then fixing with holder of mobile crane then going to working site, placed near OCP, Next engaging the manual labour with pickaxe, tools & tackles and also make an ramp with Rails and drowing into water.Using Chains,Clamps, and G.I. Angles for proper fixation This Cost included with hire and running charges of crane 20 ton capacity. All work should be done as per direction of EIC. skilled technician and placing the walkway at specified location and anchoring the same as per river bank with hiring, all complete as per Specification and direction of E.I.C.

Installation of all items as mentioned in Sl.No. 1.01 to 1.17, including drowing the submersible pump into the barge, pipe supports, valve supports, also fitting, fixing of SD Starter, SFU tapping the power cable from Busbar of main, laying of Rubber hose pipes in proper way, laying of cables through UPVC Pipes, with necessary jointing materials, earthing arrangement of SFU, starters, including supply of all erection items to complete the jobs like cutting, fitting, welding etc. as required for complete installation as per Hydraulic standard & IE rules in compliance.

Painting of the installation (viz. Pipe lines, valves, etc. by two coats of epoxy paint (colour to be decided by EIC) over a coat of primer.

Testing & Commissioning of the entire installation i.e. Bearge,(Floating in proper balance),valves etc. as per direction and to the entire satisfaction of E.I.C.

Add GST @ 18%

Add CESS @ 1%

M/S. SWAPAN BANERJEE (BID ID -6707600)

Premnath Mitra (BID ID -6707778)