NIT NO. 8(M-6)ITEM NO. 6

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-70-89-97 Mtr, Discharge 450-310-200 LPM.MAKE:-BS/KSB/SU/DJB APPROVED

S/o chemical dosing pump complete with 100 ltr capacity PVC dosing media container, injection valve assembly, suction valve assembly PVC tubing & accessories for installation capacity- 4.0 LPM Pressure-5.5 Kg/cm2. Make:-Clomax/Milton/DJB Approved.

PVC insulated flat submersible cable with copper conductor having three core Size 4 sq mm 1100 volts (100mtr per roll) Make- Gloster/Universal/Havells/DJB Approved

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 0.6mtr long complete with one end threaded and one end welded with flange make Make :- Jindal/Tata or any other make DJB approved.

S/o orifice assembly 50 mm dia0.6 meter long double flange.

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

Installation of E & M equipments lowering pump set in the bore with dosing pump sets with proper wall supporting arrangement, 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.

R.K. Enterprises(India)