NIT NO. 23 ITEM NO. 20

S/I/T/C of submersible pump sets with all allied E&M equipments at Gali No. 14 M –Block and Gali No. 07 M- Block near community centre under Shastri Nagar ward of Sadar Bazar AC-19 by carried out following works: Procurement of submersible pump set fitted with dynamical balanced stainless steel impeller mounted on SS shaft with protection sleeve CI stage bowls of closed grained shortened type impeller. The pump will be directly coupled to required wet type induction motor of speed 2900 RPM, suitable for operation on 3 Ph., 415 ±5% Volts, 50 Hz, Insulation- B-Class, Protection IP68,AC power supply with efficiency70% at duty point and having Motor Power : 15 HP, Stage: 9 or more Pump head range: 70-81Mtr, Discharge range: 600-450 LPM, Outlet size: 80mm, suitable for 200mm bore Size. Starting Method: Star Delta,Make: BS/KBL/BS DJB Approved

Procurement of submersible pump set fitted with dynamical balanced stainless steel impeller mounted on SS shaft with protection sleeve CI stage bowls of closed grained shortened type impeller. The pump will be directly coupled to required wet type induction motor of speed 2900 RPM, suitable for operation on 3 Ph., 415 ±5% Volts, 50 Hz, Insulation- B-Class, Protection IP68,AC power supply with efficiency70% at duty point and having Motor Power : 15 HP, Stage: 3 or more Pump head range: 42-55Mtr, Discharge range: 1200-900 LPM, Outlet size: 100mm, suitable for 300mm bore Size. Starting Method: Star Delta, Make: BS/KBL/BS DJB Approved

Procurement of submersible pump set fitted with dynamical balanced stainless steel impeller mounted on SS shaft with protection sleeve CI stage bowls of closed grained shortened type impeller. The pump will be directly coupled to required wet type induction motor of speed 2900 RPM, suitable for operation on 3 Ph., 415 ±5% Volts, 50 Hz, Insulation- B-Class, Protection IP68,AC power supply with efficiency70% at duty point and having Motor Power : 20 HP, Stage: 5 or more Pump head range: 56-89 Mtr, Discharge range: 600-1200 LPM, Outlet size: 100mm, suitable for 300mm bore Size. Make: BS/KBL/ DJB Approved

Procurement of 10sqmm Flat 3 Core PVC Sheathed insulated flat submersible cable suitable for 1100 Volts Copper Conductor (100 Mtr Roll). Conforming IS:694 Make : Havells /ICL/Universal/ DJB Approved

S/o G.I. pipe 100 mm dia, Medium class with G.I. flange welded on both sides 3 mtrs long with 04 M.S. Strips ' L' type brackets complete with threading work on each side of the pipe, each G.I. flange should have 4 holes and 2 cuts for cables as per sample. Make of pipe: Jindal /Tata/ DJB Approved .

S/o G.I. pipe 80 mm dia, Medium class with G.I. flange welded on both sides 3 mtrs long with 04 M.S. Strips ' L' type brackets complete with threading work on each side of the pipe, each G.I. flange should have 4 holes and 2 cuts for cables as per sample. Make of pipe: Jindal /Tata/ DJB Approved

S/O M.S. clamp of 800mm long 12mm thick complete with nut and bolts and washers for holding the 100mm dia pipe including bending and shaping etc. as required.

S/O M.S. clamp of 800mm long 12mm thick complete with nut and bolts and washers for holding the 80mm dia pipe including bending and shaping etc. as required.

S/o GI bend with both ends having welding flange of size 100 mm dia. Make of Flange –ISI, Make of Pipe: Jindal /Tata/ DJB Approved

S/o GI bend with both ends having welding flange of size 80 mm dia. Make of Flange –ISI, Make of Pipe: Jindal /Tata/ DJB Approved

S/o 50%Neoprene Rubber insertion / Jointing sheet of size 6 mm thick Make: Jyoti/National/ DJB Approved

S/o Required off Size full threaded, MS, nut-bolts5”/8, Length=3 inch - of good quality as per site requirment

S/o Required off Size full threaded, MS, nut-bolts Diameter=0.5 inch, thread size= TPI-12, Length=02 inch, - of good quality.

S/o Required off Size full threaded, MS, nut-bolts Diameter=0.5 inch, thread size= TPI-12, Length=1.5 inch, - of good quality.

S/o G.I Tail Piece of 100mm dia, 1 mtr. Long size medium class completed with one end threaded and one end welded with flange as per sample. Make of Flange –ISI, Make of pipe: Jindal/Tata/ DJB Approved

S/o G.I Tail Piece of 80mm dia, 1 mtr. Long size medium class completed with one end threaded and one end welded with flange as per sample. Make of Flange –ISI, Make of pipe: Jindal /Tata/ DJB Approved .

Installation of the new Incomer Panel at site including providing of the all material required for fixing the panel.

Making the required incoming power supply connections between main supply and new incomer panel by connecting the existing cable after relaying of cable and re thimbling of cable ends as per requirement.

S/o Canvas Hose pipe 100mm dia. Make : Jyoti / ISI

S/o Canvas Hose pipe 80mm dia 30 Mtr. Long Make : Jyoti / ISI

Lowering of Submersible pumpset with pipe and other accessories, Connection of cable, Installation of electric panel, Grouting of electric panel digging and fixing the same with the help of CC and lying of GI pipe from bore to panel executing minor Civil making electrical connection with cable as required size i/c watch and ward cartage, taking all safety measures all tools and tackles. Testing and commissioning of all E&M equipments on No load and full load conditions as per standard and full satisfaction of Engineer-in-charge.This is a turnkey job and it further includes any left out items which may be required during execution of work will be firm responsibility & no extra payment will be paid.

R.K. Enterprises(India)