Design, Supply, Testing and Commissioning of Multistage Horizontal / Split Casing Centrifugal Pump coupled with squirrel cage Induction motor along with allied accessories and Rising main for Lift Irrigation Scheme Ringmo Spang to Baroo Gongma.

Amount

Multistage Horizontal Centrifugal Pump / Split Casing with SS Impeller, Cast Iron/S.G Iron casing/WCB, mechanical Seal, bearing lubrication oil, Coupled to energy efficient squirrel cage induction Motor resting on a M.S common base frame properly aligned. The motor shall be suitable for three phase 415 V ± 10%, 50 Hz supplyPumps shall be installed in parallel combination (1 running + 1 standby) fitted with all Long radius bends, common pressure header with Flanges, Cork sheet Gaskets, Nuts Bolts with washers, provision for 25mm priming facility using 25mm heavy duty ball valves 02 Nos, 25 mm (ERW) M.S. Pipe etc with each pump and M.S suction pipe of 300mm dia, 8m length, with flanges, long radius bends foot valves with strainer, clips and clamps, nipples, flanges as per site requirement.Job includes Construction of RCC foundation block as per OEM specifications. Complete i) Capacity of Pump = 2.00 Cusec ii)Total Dynamic Head = 310 mtr iii) Efficiency at duty point :>70% iv) Driving Motor Rating at 415V ± 10%,50Hz = to be quoted Speed =1450 RPM – 1480 RPM v) Insulation = F-class Vi) Minimum suction lift = 15 feet. The 3-phase squirrel cage induction motor ratings are as follows. i) Rating = As Recommended by Manufacturer, IVIC Class "C" at ASML 2676(Consider Altitude Derating Factor) ii) Voltage 415± 10% ii) Voltage 415± 10% All necessary service manuals/parts catalogues should be made available along with machine /equipment.

Control valves of Pump Delivery Size 1. Nozzle Type Check Valve, 250 MM, PN 40= 01 No., 2. Sluice Valve, 250MM, PN 40 = 01 No. 3. Foot Valve 300, PN 25= 01 Nos. 4. Air valve with triple-function isolation valve 100mm = 02 Nos.

Control panel with one Incomer and two out goings for two pump sets in parallel Operation. (One running and the other standby and vice versa) 500HP Soft-Starter. starter for each pump set. fixed type, floor mounted, cubical design motor control panel fabricated out of 2mm/14 SWG CRCA thick sheet duly painted, suitable for indoor use, internally wired complete with bus bar covered with PVC heat shrinkable sleeves, colour coded. Panel shall be fitted with 02 Nos. Soft Starter motor starters suitable for 3-phase, 415 Volts, 50 Hz Squirrel Cage Induction Motors, with all components of suitable rating fixed and wired in the panel. The panel shall be complete with all protections in-built (Over load/PTC/Line fault / Voltage imbalance / Phase reversal / Under voltage / Over voltage / Over temperature / Open Gate / Excessive Starts per Hr, Single phasing), Main incoming MDO ACB 1600A with short circuit release including earth fault and under voltage protection. Bus bar, metering (incoming and outgoing Voltmeter, Ampere meter, Frequency meter) (3-phase current/3-phase voltage/power factor of running motor, phase indication lamp (RYB with CTs), Outgoing 1250A ACB with 500HP Softstarter for each pump sets, capacitor Bank 200KVAR for an improved power factor of .95 to 1, over load relays. The control panel shall be complete with single core copper cable of size 240 mm2 of 200 RMT confirming to IS 694 with required thimbles from LT transformer to Panel and 3 ½ core Al Cable of 25 RMT of current rating more than 1000 Ampere. Parts Catalog-01No The Soft starter component shall be at the bottom part of the panel so that the motor connection cable length is minimized.

Maintenance free earthling:- S.I.T.C. of ALLTEC make long life maintenance free electrolytic earthling system for Panel, AVR, Motor and X-mar with 10 feet vertical k type copper not less then2”(50.8mm)ID and not less than 0.08”(2.03mm) wall thickness, which does not require manual addition of water. The system should be corrosion resistant pre-filled with hygroscopic powder and provided with suitable breathing and leaching ports at the ends. Rated for high fault currents bas bar rated for 10KA, fault current bus bar connection type as “Terraweld” to with hold temperature of 700˚C. The earthling port shall be designed and supplied with poly plastic port cover non conductive, environment friendly and lockable.

Providing, laying, jointing and testing in trenches of galvanized MSERW flanged pipes including cost of flanged bends of all degrees conforming to IS/ISO:3183-2007, as per dimensions, weight and test pressure mentioned below in a random length of 4m-7m,The M.S. flanges are to be provided 10% of total joints and remaining 90% joints with butt welded joint as per table below conforming to IS: 6392-1971 (latest upto date amendments) and welding of flanges with pipes as per IS:816-1965 with a electrode as per IS:814-1967 including required Nos. and size of M.S. nut and bolts as per IS: 1369-1967 and compressed as best os fiber jointing gaskets sheet not less than 3mm thick as per IS:2712-1965.The welding of flanges to be done on both faces in two layers to make the joints leak proof and to the entire satisfaction of the Engineer-in-charge. The laying of pipes should be conformed to IS:5822-1994 (earth work in trenches, MS flanges and butt welded joint to measured and paid separately) The pipe shall have zinc coating as per IS 4736 in factory latest with upto date ammendments. Note: - Ground clearance of the rising main (Header) must be above 1 feet(or better) at any point while crossing the terraces/field

250mm dia MSERWpipe Gr. L290 0r X-42, 5.2mm wall thickness IS/ISO : 3183-2007 (34.355kg/RMT)

250mm dia MSERWpipe Gr. L290 0r X-42, 4.8mm wall thickness IS/ISO : 3183-2007 (31.760kg/RMT)

Providing, laying and fixing of Rising main HDPE (Flanged) of dia 200 mm, PE 10, thickness 6.5mm as per IS 4984:2016(ISI) with Butjoindingconnection end each other from Reservior drop point Baroo Gongma to Baroo main village reservior corresponding to the given pressure.

Heavy duty 200mm Sluice Valve PN 20 to be fitting at Reservior drop point Baroo Gongma to control/Release of water.

Providing and fixing of Mild steel MS pipe (400mm) B-class thickness 5 mm for underground Road crossing of NH 301 and link road upper Titichumik . The job also include engagement of backhoe loader for drain making and then complete fixing of pipes by welding joint of pipes etc and complete road surface for smooth vehicular traffic

Complete Pump Tool Kit DE Spanner double ended set of size 06-42mm =01Set Ring Spanner set of size 06-42mm =01 set Screw driver=01Set Long screw driver heavy = 02 no Pliers-02Nos. Heavy duty Socket set=01Set l-key =01 set crow bar std = 01 no multi voltage/current meter=01no make- conforming to IS/ISI standard Grease gun (5Kg) Bucket type=01No Providing of 10 Ton chain pully-01No Providing of 1 Ton chain pully for suction lifting-01No Heavy duty Pipe wrench (Size 4” L-735mm)-02Nos Heavy duty chain wrench- 02 Nos Heavy duty chain wrench (36”)- 02 Nos Hand gloves-02Set and additional Gland packing(12mm)-05Mt

Construction of PCC Anchor block of size 2’ x 2’ x 4’ using (1:2:4)mix @20 feet c/c/ or whenever required. the Job includes cost of material, labour, shuttering, tools and tackles etc. The job also includes fixing of 02 Nos. 6mm MS strip with suitable anchor bolts to fasten the Pipe on the anchor block. The size of the block is shall be as per profile of raising main and instruction of site engineer Block size = 2’8”x 2’8”x3’ = 0.606 Cum For 330 blocks = 0.606 x 330 = 198 cum say 200 cum

Construction of RCC Anchor block (As per Drawing A) using (1:2:4) mix @ 150 mtr-c/c. Job includes cost of materials, including straightening, bending, cutting and placing position, binding all reinforcement, earth excavation, centering shuttering and removal of farm work, carriage charges complete. Total Quantity = 10 blocks

Providing of flexible single core unarmored Copper (Cu) cable of required size sq.mm conforming to IEC/IEEE standards with XLPE insulation with Copper thimble/glanding insulation tape of RBY & neutral.

Providing and fitting of 3 ½ core cable of required size sq.mm conforming to IEC/IEEE standards of aluminum cable from L.T transformer to Panel with thimbles-of as per site requirement.

ASSOCIATED ENGINEERS (BID ID -137313)

AMAN AND CO (BID ID -137161)

R.G. Industries (BID ID -137126)

Balbir Enterprises (BID ID -137186)