WBPHED/DIC/BMSD(D)/NIeT-4 OF 2025-2026/9

Amount

PART-A

Supply, delivery of clear water vertical wet type submersible pump suitable for bore well conforming to IS:8034(and as amended threreafter) with standard MOC for potable clear cold water and BEE 3 star minimum rated capable with a continuous rated-2 pole suitable wet type vertical squirel cage induction motor conformoning to IS: 9283(and as amended threafter) suitable for operation in AC Three phase 415V, 50Hz(category B motor) and as per technical specification givebn in NIT Method of starting – star delta Tube Well size-250mm a) Discharge-8.5 M3/Hour, Total head -48Mtr (Head, discharge may varies without changing the motor rating after the approval from the dept) N.B-T.C. & G.C. needed. (Manufacturer test certificate along with curve chart should be submitted at the time of delivery)

Supply and delivery of the following materials at site : -

Supply, delivery and storage at site 50 mm dia UPVC Column pipe medium gauge both side 8 TPI threaded and one side heavy type socket other site rubber cap for threaded protector Standard

1.5 mtr long (Make-Approved) (20kg/cm2).

3 mtr long (17 kg/sq cm) (Make-Approved)

Supply and delivery at site 50 mm dia CI Top Adaptor with flange (Single clamp)

Supply and delivery at site 50 mm dia CI Bottom Adaptor (small)

Split type MS fabricated suitable tubewell cover as per tubewell housing with a necessary arrangement for clamping devices including holes for air pipe and cable entry gland

Safety device for the above pump set by supplying MS cage with proper clamping arrangement and Round Twisted Machine Made Nylon rope 20 mm dia (super quality)as per requirement including supply of all required materials with nuts and bolts as required

102mm Ф 0-12 Kg / cm2 pressure gauge with brass three way cock and syphone and other necessary fittings

Supply & delivery of M.S. suspension clamp with necessary nuts, bolts & washer etc suitable for 80mm dia pipe (Size-300 mm x 80 mm x 8 mm each)

Supply and delivery of following valve

50mm Bronze Screwed Gate Valve Screwed Female Ends to is 554 / Bs 21 / Iso 7.Screwed in Bonnet, Inside Screw, Non-Rising Stem, Integral Seat, Solid Wedge.Designed Sheet Metal Handwheel for A Firm Grip & Convenient Operation.

Supply delivery at site of Three Phase Submersible Pump Controllers (with Single Phase Preventer), 3 HP , Relay range 4-6.5 A or equivalent , with inbuilt voltmeter and ammeter (Make-L&T or approved)

Supply and delivery of 50 mm dia following GI specials for delivery line

Pipe (TATA Medium) (including Socket) (Medium)

flange (G.I) heavy type for 50 mm dia

union

Socket

Supply, delivery and storage at site of following cables

2.5 sqmm 3core, 1100 Volt grade copper water proof PVC insulated submersible flat submersible cable,Conforming To IS : 694 As Amended Up To Date. (Make-Approved)

Installation and commissioning of the above starter with pumping machinery, of item no (1 to 6.1) washout line by the G.I specials, with cable protection pipe, including cable finishing, supplying of all necessary metrials to complete the jobs including Laying 2.5 sqmm 3 core Cable in an underground trench, all respect as per tecnical specification and with testing commiossioning of the new iinstallation for a certain period as per as per direction of E.I.C.

Withdrawling and Lowering of the 1 no existing Submersible pump motor set form the tube well with proper lifting arrengement as per direction of EIC (Previously installed pump motor set)

Supply delivery at site of High-quality virgin plastic build for lasting durability Ergonomic design ensures prolonged sitting comfort A smooth matte finish provides an appealing touch 110-kg load capacity for secure and stable sitting, dimension Width (cm) 46 Depth (cm) 51 Height (cm) 81 Weight (Kg) 3 ( all dimension are approx) 2 nos chair and 1 no table of Length (113.5 cm), Width (69.5 cm), Height (73.5 cm) ( All dimension are approx) as per direction of EIC.

Add: 18% GST

Add: 1% Cess

ABHIJIT MUKHERJEE (BID ID -6833975)

M/S NABIN GOPAL SENGUPTA (BID ID -6834061)