NIT No. 19/EE(EM)M-10/(22-23)Item No-5

Supply of submersible pump set fitted with dynamically balanced SS impeller mounted on stainless steel shaft with protection sleeve having stage bowl & closed grained shorted type impeller, the pump will be directly coupled to required wet type induction motor of 7.5 HP, Speed 2900 RPM suitable for operation of 3 phase, 415 volt, 50 Hz, AC supply with efficiency 70% at following duty point: 180 LPM on 96 Mtr. Head. Having discharge outlet 50 mm and outside dia 142 mm. Make: BS/CG/KSB/any DJB approved make

Supply of PVC insulated PVC sheathed copper conductor flat cable size 3 core X 4sq mm,1100 volts, confirming to IS 694(each roll 100mtr long). Make: Havells/Finolex/any DJB approved make

Supply of M.S. clamp of 600 mm length duly fabricated out of 12.5 mm thick 75 mm wide, M.S. plate for holding the pipe of 50 mm dia.

Supply of Double flange GI Column pipe 50 mm dia medium class each of 3 mtrs long duly threaded on both ends, welded fitted with GI flange on both ends and welded support (6nos) in both flange with slot of submersible cable. Make: TATA/ Jindal.

Supply of Tail piece of the medium class GI Pipe 500 mm long with one end threaded as per outlet of pump & another end flanged as per size of GI pipe 50 mm dia.

Supply of GI 90° Bend of size 50 mm dia having both side flange (heavy duty).

Supply of nut bolts, 1/2 “dia 1 ½” long full threaded.

Supply of rubber packing for 50 mm dia flange.

Supply of MS bore cover approx, size 8” dia made outlet from 6 mm thick M.S. sheet in 2 halves & circular hole will be in centre of 2”-2 ½” dia with locking arrangement by nut bolts.

Supply of transformer oil. Make: Savita / Power.

Supply of 50 mm dia non return valve design std. IS 5312 part I PN-1.0 having CI body bronze wedge rings SS spindle drilled flanged type as per IS 1538 table 4&6 with pressure rating class I, Make: Kirloskar /IVC

Earthing with G.I earth pipe 4.5 meter Long, 40mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/coke and salt as required.

Providing and fixing 6 SWG dia G.I wire on surface or in recess for loop earthling as required

Installation & commissioning of submersible P/set with proper fitting of 50 mm double flange pipes, along with sluice valve, NRV and other items. Installation and commissioning of dosing pump with proper wall supporting arrangement to hold the pump set fabrication / fixing of GI venture of size as per site requirement, Testing the farthing with earth tester and providing the report duly verified by engineer in charge All tools & tackles & safety measures taken by contractors and testing the sub. p/set on no load/on load.

B.S.Enterprises