NIT NO. 04 ITEM NO. 11

Supply of sub. Pump set fitted dynamically balanced S.Steel impeller mounted on stainless steel shaft with protection sleeve CI stage bowls of closed grained shorted type impeller. The pump will be directly coupled to required wet type induction motor of speed 2900 rpm, suitable for operation on three phase,415 V,50 Hz AC Supply with efficiency 70% at duty point of HP-7.5HP/10 Stage,Head-73-90-95 Mtr, Discharge 300-200-125 LPM. MAKE:BS/KSB/Crompton/DJB APPROVED

S/O submersible cable with copper conductor having three core sizes 4.0 sqmm 1100v (100m roll) Make :Havells/Universal/Gloster or any other make approved by DJB.

S/o G.I. pipe 50 mm dia size medium class with G.I. flange welded in both sides 03 mtrs long with MS strips complete with threading work on each side of pipe each flange should be 4 holes and cut for cables. Make :- Jindal/Tata / or any other make approved by DJB

S/o G.I. tail piece 50 mm dia size medium class 1.5 mtr long complete with one end threaded and one end welded with flange make Make :- Jindal/Tata or any other make DJB approved.

S/o MS clamp 50 mm dia 600 mm long and 12 mm thick holding the pipe the complete with nut bolt and washer.

S/o rubber insertion jointing sheet conforming IS 638/79 with ISI mark 1.5 mm thick. Make:- Jyoti or any other make approved by DJB

S/o required off size threaded nut bolts of good quality.

Supply of MS bore cover 8 mm thick suitable for 200 mm dia casing in 2 pieces complete with bolting arrangement angle iron frame and provision of 50 mm dia hole in the center.

Supply of canvas hose pipe 50 mm dia 30 Mtr long. Make-Jyoti/ISI

Supply of dosing pump set of capacity 4.0 LPH at 5.5 kg/cm2 with PP head and PVC fitting along with PVC fitting-antisyphone valve foot valve & LDPE tubing dosing media container-25 Litr make- Clomax/Miltin Roy/DJB approved.

Supply of sodium hypo chlorite solution having 9% to 12% available chlorine packed in 35 Ltrs. PVC disposable jerry cans make- PACL/DJB approved

1) Installation and commissioning of dosing pump sets with proper wall supporting arrangement to hold the pump set the work including providing of all pipes and special to supply the hydro solution properly to main delivery line by making holes with utmost care and making the system leak proof and testing on full load during running of pump/optional 2) Making leak proof Shed for Dozing pump for safety and protection. 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.

Installation of E & M equipments lowering pump set in the bore, executing minor civil work 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 at no load and full load conditions as per standard and full satisfaction of Engineer –in Charge.

M G Traders and Engineers