NIT NO. 09 ITEM NO. 17

S/I/T/C of newly tubewell at 1. Sangam Park, B-Block near masjid 2. A-Block Sangam Park 3. Shadi Nagar Azadpur under AE-IV 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 : 7.5 HP, Stage: 7with spare pump for emergent condition Pump head range: 55-69 Mtr, Discharge range: 350-250 LPM, Outlet size: 50mm, suitable for 150mm bore Size. Make: BS/KBL/ DJB Approved

Procurement of 6 sqmm 3 Core PVC insulated flat submersible cable suitable for 1100 Volts Copper Conductor (100 Mtr Roll). Make : Havells / Polycab / DJB Approved

S/o G.I. pipe 50 mm dia, Medium class with G.I. flange welded on both sides 3 mtrs long with M.S. ' 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 Flange –ISI, Make of pipe: Jindal /Surya/Tata/ DJB Approved Make.

S/O M.S. clamp of 600mm long 12mm thick complete with nut and bolts and washers for holding the 50mm dia pipe including bending and shaping etc. as required.

S/o GI bend with both ends having welding flange of size 50 mm dia. Make of Flange –ISI, Make of Pipe: Jindal /Surya/Tata/ DJB Approved Make.

S/o Rubber insertion / Jointing sheet of size 3 mm thick Make: Jyoti/National/ DJB Approved Make.

S/o Required off Size full threaded nut-bolts of good quality.

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.

Testing and commissioning of the tube well/ starter panels including testing for their manual / automatic operations for the pumps as after making required configurations for the automatic operations in the starters. Testing of starters at No Load and then at On Load. Testing of tripping system of starters as per requirement.

Gupta Brothers

PARTH SHARMA

HYDROCON ENGINEERS