Electrical works to be carried out at WSS Logripora under M and E Non Plan.

Amount

Supply, Installation, Testing & Commissioning of Submersible Pumping Unit with following specification are as under: PUMP: Rated Discharge = 25m3/hr GPH Rated Head = 230 meters Efficiency = Not less than 50% Speed = 2900 Rpm Type of pumping Equipment = Vertical Submersible MATERIAL OF CONSTRUCTION: Impeller = Stainless Steel/Chrome Steel Pump Shaft = Stainless Steel SS 410. Pump Casing = Cast Iron/Stainless steel. MOTOR:- Method of starting = Star – Delta Speed = 2900 RPM Frequency = 50 ± 3 % Hz Working Voltage = 415 ± 15% V, 03 phase Efficiency = as per IS Code Rating = not less than 33 HP /As per OEM Class of insulation = F/Suitable for above parameters Submersible motor should be water filled water lubricated squirrel cage type having capacity for above pumping parameters and working on 3 phases; AC supply ranging from 380 to 415 volts, 50Hz. The motor should be sealed by radial rings to avoid mixing of well water with motor filled water. a) The job includes providing and fitting of interlocking arrangement against any failure of coupling. It must be fabricated out of MS strips of suitable size and length. b) The job includes providing and fitting of appropriate size MS nipple 2 feet long threaded on one end and welded to same size MS flange of thickness (as per Table-28) at other end for 65 mm diameter column pipe as per site requirement. The threaded portion should be as per size of pumping out let for proper fixing. The job includes providing and fitting of R. I. cloth joints/rubber washers with nuts, bolts and washers for all joints of column pipe. The job also includes lowering of pumping unit in the well then proper testing and commissioning of pumping unit on full load at site. Note: Providing of test certificate & Characteristic Curve of pumping equipment is compulsory and pumping unit is to be approved from the concerned Sub Divisional office before procuring. Manufactures Test Certificate to be appended.

Fabrication, providing, fitting and lowering of column pipe conforming to IS: 1239 of length 10 Rft into the Collection Sump up to the desired depth ; The job includes Providing and welding of flanges conforming to IS: 6392, Table-17 and PN 16 to these pipes and welding of flanges in two layers to make the flanged joint strong and leak proof. The pipe of 10 ft length is to be weld on both sides with flanges using welding rod of reputed make. The job includes all types of skilled labors, arrangement of power supply/ diesel Generator set etc required for the job including P/F of suitable size nuts bolts and R.I Gasket in the flanged joints of column pipes. The job further includes cutting of 2 no. rectangular cable slots in each flange. Size : DN 80 Class: B (Medium) Suggested Make: Jindal Hissar/ TATA/ Surya Prakash

Supply, Installation, Testing and Commissioning of Ductile Iron double flanged, Slanted seat swing check valve (NRV) (PN16) as per EN 1074- Part -3 / BS 5153/IS 5312. The body shall be of ductile cast iron with fully encapsulated vulcanized EPDM rubber (Approved for drinking water). The valve shall be compatible for buried applications and shall be safe to install in both horizontal and vertical positions. It shall have electrostatic epoxy coating (approved for drinking water) both inside and outside of the valve. Cost on account of Nuts, bolts, gaskets, etc required for the job is included in the scope of work. The job includes providing and fitting of 02 Nos. M.S flanges perfectly adaptable to the inbuilt flanges of the valve which shall be fitted with Rising main of the pumping unit at appropriate spots as per site requirement. The job includes the cost on account of P/F of nuts, bolts and gasket required for the job. Material of Construction • Body: Ductile iron EN-GJS-400-15 / (GGG-40) • Bonnet: Ductile iron EN-GJS-400-15/ GGG-40) • Bonnet bolts: Stainless steel A2 (DIN EN ISO 3506) • Stem Nut : Brass • Check valve disk: Ductile iron EN-GJS-400-15/ (GGG-40) encapsulated with EPDM vulcanized Suggested Make: AVK/ VAG/ Sigma Flow/ Talis Size : DN 80 Rating:- PN16

Supply, Installation, Testing and Commissioning of Ductile Iron double flanged, non-rising spindle Resilient seated gate/ sluice valves (PN16) in accordance with BS 5163 part 1 and part 2 / EN 1074 Part 1 & 2 for regulating the water supply outside the pumping units. The body and bonnet of the valve shall be of ductile iron, wedge with fully vulcanized EPDM rubber (Approved for drinking water) and NBR seal. The Gate/Sluice valve shall be compatible for buried applications and shall be safe to install in both horizontal and vertical positions. It shall have electrostatic epoxy coating (approved for drinking water) both inside and outside of the valve. The valve shall be supplied along with hand wheel. Cost on account of Nuts, bolts, gaskets, etc required for the job is included in the scope of work. The job includes providing and fitting of 02 nos. M.S flanges perfectly adaptable to the inbuilt flanges of the valve which shall be fitted with rising main of the pumping unit at appropriate spots as per site requirement. The job includes the cost on account of P/F of nuts, bolts and gasket required for the job. Material of Construction • Body: Ductile iron (GGG-40) • Bonnet: Ductile iron GGG-40 • Bonnet bolts: Stainless steel A2 (DIN EN ISO 3506) • Stem Nut : Brass • Check valve disk: Ductile iron (GGG-40) encapsulated with EPDM vulcanized Suggested Make: AVK/ VAG/ Sigma Flow/ Talis Size : DN 80 Rating:- PN16

Providing and fitting of Three Phase Fully Automatic Star Delta Starter for Submersible Pump Frequency = 50 ± 3 % Hz Working Voltage = 415 ± 15% V, 03 phase Relay Range = 30-50 Amp Coil Voltage = 380 v Protection = single phasing, phase Reversal, phase unbalance, Conformity to standard = IS/IES 60947-4-1 The starter shall be equipped with Over-Voltage- Under Voltage protection.

Providing and fitting of 4-pole 415V MCCB with thermal magnetic release having 50kA breaking capacity (Make: L&T d-sine or similar) Rating:- 160Ampere

M/S AAMIR TRADERS

M/S SHALIMAR ENGINEERING WORKS