WBPHE/EE/MMD/NIeT-09OF2021-22

PART-A Supply and delivery of following materials at site:- Submersible pumping machinery directly coupled with submersible motor at 220V(±10%), 50(±3%)Hz. Material of Construction :- Pump bowl Housing : C.I. Pump / Motor shaft : SS-410. Impeller : Bronze/CS/SS NRV Size: 32/40/50 mm Starting Method : DOL Speed : 2900 rpm max. Discharge(Q) -7 m3/hr and Head(H) - 62 mtr. (Test certificate, H&Q characterstic curve should be provided at the time of delivery)

50 mm dia uPVC (Standard type) Column pipe with both side threaded and one side socketed, Make – Ashirbad/Aroma/Approved make 3.05 Mtr. Long .

1.5 Mtr. long .

50mm diaTop and bottom adopter (CI)

Pressure gauge, 102 mm cast Al. dial along with DN-15 GI impulse line with valve. (0 – 10 Kg.) Make- H Guru/Febig

M.S. fabricated split type suitable tube well cover as per tube well housing with a necessary clamping arrangement with including holes for column pipe, air pipe and cable entry etc.

Safety device for the above pump set by suitable M.S. cage with clamping arrangement and nylon rope as per required length including supplying nuts, bolts and other necessary materials as per direction of E.I.C.

MS suspension clamp with necessary nuts, bolts & washer etc suitable for 50 mm dia column pipe (Size-300 mm x 50 mm x 6 mm each)

10 sq.mm. 3 core 1.1 KV grade PVC insulated XLPE Ar. AL conductor cable.

4 sq.mm. 3 core,1.1KV grade PVC insulated & sheathed copper flat submersible cable. Make:Finolex/Havells/PolyCab/Currency

50 mm dia CIDF Non Return Valve conforming to I.S. : 5312, Part-I (P.N. 1.0), Make:IVI/Upadhyay/jupiter./Cair/Any Approved make

50 mm dia CIDF sluice valve (PN-1.0) As per I.S 14846 Make: IVI/ Upadhyay/ jupiter/ Cair/ Any Approved make.

50 mm dia heavy type MS black Pipes (For Common Delivery header Pump under Sl No-1, along with necessary bends, specials, fittings, viz. flanges, bolts, nuts, gaskets , , MS Dismenteling joint, for connecting main pipe line etc. including providing MS/Brick/PCC support for laying of pipes & valves as reqd. to make the installation complete in all respect and as per NIT.

2 mm thick CRCA Sheet steel enclosed cubical tpype indoor type wall mounted Auto/Manual PLC based MCC Panel having requred feeders, stater etc. as detailed as per Technical Specification of NIT Make:- PEC Project /RNR / ECS/System control/Any Approved make

Single Phase Voltage Stabiliser capacity of 10KVA air coolling type having unbalance 100 - 300 V input voltage, and 230V(±1%) output voltage , Auto/manual servo voltage stabilizer with U/V,O/V,O/L protection with contactor at output side, input MCB, Ammeter Bell etc. as per I.E rules and as per tecnical specification. Make:Fiji/ECS/Digitek/AE

Chlorination system with all equipment and accessories as per following specification :-i. 1no. Plunger type dosing pump of capacity 0-100 lit/hr. max. discharge and 10 Kg/cm². pressure max with Motor 0.5 HP, 1 Ph, 50Hz 220 Volt, 1440rpm TEFC cooling motor, base plate rate adjustment device etc.ii. 100lit HDPE dosing tank for storing of chlorine solution .iii. Necessary GI pipe fittings and HDPE / PVC pipe line for dosing the solution with all accessories as per requirment. Pump Make: Swelore/Positive Pump /Any Approved make Motor Make- CGL/KEC/ABB/Any approved make

40 W LED light fixture having pressure die cast Al. housing pot optical reflector and heat resistant toughened glass cover complete set. BRP409 LED CW 036 MR FG S1 PSU GR or Similar type. (Make Philips/equivalent model)

32A, 240 Volt double pole rewireable main switch metal sheet enclosure.

Internal electrification of pump house wiring with 1.1 KV grade single core PVC insulated stranded Copper wire 2 X 1.5 sq. mm wire in 25 mm PVC casing capping incl. S&F 1 X 14 SWG Copper E.C.C with suitable switch board incl. S&F 5A Piano Key type switch and other necessary materials consisting of 1 nos Fan point, 1nos bucket holder point, 5 Amp 5pin one socket, 2 nos 20watt LED tube set point, Seperate board incl. 16A switch & socket. (Rate is including 1no 9W LED light, 2 nos. 20W LED tube set)

Supply delivery and fitting fixing of 230 volt sweep AC ceiling fan with ball bearing complete with all accessories such as blade, canopy, fork, down rod etc 1200mm dia blade (Make Havelles/Poler/Bajaj)

Making double earthing arrangement in compliance with IE rules by G.I. pipe electrode of 50 mm. dia 3 mtr. Long 2 Nos for panel and pumping machinery 20 mm. x 3 mm. G.I. earth strips from earth pit to panel including masonery enclosure extra soil treatment as per detail technical specification and all other accessories required to complete the work.

PART-B Installation of above Supplyed items vide Sl-(1-19 & ) in part-A including cost of construction of foundation of chlorine machine, Valve support, out door light by the 40 mm dia G.I Arm, fabrication of M.S Structure, grouting, cost of welding, fitting fixing of new valves, and connecting to main delivery line througth underground pipe laying etc including supplying of all necessary metarials viz rubber gasket, nut & bolts, rubber mat of suitaible size & thikness including painting by synthetic enamel paint at part of rising main,valves etc after removing of old paint by scrapping & cleaning to complete the jobs in all respect as per tecnical specification and as per direction of E.I.C

Testing Commissioning of the MCC, Voltage Stabilizer, and Chlorine machine along with other electrical equipments to ensure performance of the equipments in running satisfactorily as per direction of E.I.C

Labour charges for 1 (one) no. operating personnel for operation of pumping machinery by Automatic panel including operation of valves, disinfection arrangement, internal & external illuminations as per specification and round the clock guarding of the whole installation with all accessories complete as per direction of E.I.C.

DEBJYOTI BASU

P K ENGINEERING

SUJOY RANJAN BHOWMICK