WBPHED/AE_II/MLMD/NIeT_14 of 2024-25

Amount

Supply and delivery at site of following pumping machinery and electrical accrssories:

Submersible Pump directly coupled with water proof suitable size motor having following specification and as per NIT specification: Pump Shaft- Stainless Steel Impeller- S.S/GM Outlet Size-80 mm Motor Submersible type 3 phase, 50 Hz, 415V ± 10% , 2900 RPM Motor must be suitable for operation with star-delta starter This item will be procured based on yield test report of T/W and best efiiciency point as per direction of EIC. Test Certificate along with characteristic curve shoule be submitted at the time of delivery.

Discharge of clear water = (Q) = 45 m3/hr. Total Head (H) 57 M

1.1 KV Grade 3 core water proof flat submersible cable for above motor.

1.1 KV Grade 25 sqmm3.5 core XLPE insulated AL. Ar. Cable conforming to IS-7098 (part-1) 1988 with upto date amendment.

Supply and delivery of the following valves, pipes, gauges etc. at site.

80 mm dia M.S. seamless column pipe (black) 6.8 mm to 7.1 mm thick with 150 mm long heavy type socket at one end.

3.00 mtr. Long excluding socket having 8 T.P.I. thread.

1.5 mtr. Long excluding socket one end having a thread of 11 T.P.I. & the other end having a thread of 8 T.P.I.

Heavy type suitable dia MS suspension clamp along with nuts bolts and washer

80 mm dia CIDF Sluice Valve-2 no., Non Return Valve-1 no., CIDF 90° Bend-1no., CI Flanged Tee-1no. Blank Flange-1no., CI/ MS flanged Short Piece 0.50 mtr.-2 nos, CI/ MS flanged pipe 1 mtr.-2 nos. etc as per IS specification and certification for construction of delivery pipe line and wash out line.

Heavy type 250 mm dia split type tube well cover with 12 mm thick clamping arrangement including holes of column pipe, air pipe and cable entry with nuts, bolts and washer as per departmental design.

Depth gauge 100mm dia with steel air pipe of required length with all accessories for the above work including supply of good quality hand pump. (This cost includes 15 mm. dia G.I. pipes and specials)

Pressure gauge 150mm dia (0-7Kg/Sq.cm) brass cock and fitting complete. (This cost includes 15 mm. dia G.I. pipes and specials)

50 mm. dia. non metalic pipes (IS:14930) and specials for protection of submersible cable (as per site requirement)

Anti snapping safety device for pump set by supplying suitable size MS clamps two sets and nylon rope of required length including supplying of nuts, bolts and all other materials.

100 Amps Porcelin based rewireable type male female kit Kat fuse unit

100 Amps, 415 V TPN Rewireable type Mainswitch.

100 Amps 4 way copper Bus-Bar chamber

Laying of 25 sq. mm. 3.5 core AL. Ar. Cable in wall/ floor by supplying of all necessary materials as per IE Rules and as per direction

Installation of the materials (to be supplied under above SL no 1 to 3.01 & 5 to 5.13) such as Pump motor set with column pipes, valves, , fiting fixing pressure gauge, depth gauge, Non-return valve & drawing delivery out-let & washout line with the supplied specials / accessories by providing antisnapping cage of suitable size including supply of cable gland,sockets, wooden board, control cable etc including brick, sand, cement rod etc as required to complete the job as per direction and up to the entire satisfaction of the EIC.

Making brick pillar 0.25 mtr x 0.25 mtr. for supporting of valves and pipes with 12 mm thick plaster and net cement finish complete.

Making suitable size pump foundation including erection of with supplying of necessary cement, sand and stone chips including plastering and net cement finish complete.

Making double earthing arrangement in compliance with IE rules by G.I. pipe electrode of 50 mm. dia 3 mtr. Long 2 Nos for panel and pumping machinery 25 mm. x 6 mm. G.I. earth strips from earth pit to panel and all other accessories required to complete the work.

Making internal electrification of pump house consisting of two bracket point, one tube light point, two bulk head point, one fan point and 1 NO. 74 watt LED fixture with arm bracket at outside and one three pin plug point including supply of all necessary materials to complete the work as per IE rules and as per direction (All the fittings and lamp should be LED type as per choice of EIC)

Fitting , fixing of change over switch, Busbar chamber and main switch as mentioned in item no. 18 on the iron angle frame of suitable size fixed at suitable position on wall by supplying all necessary fixing materials all complete as per direction of EIC.

Making joints of the cable by supplying compresion type gland thimple, socket etc. as per requirement and as per direction of EIC.

Double earthing the whole installations complying with IR Rules including supplying of all necessary earthing materilas for all electrical accessaries to complete the job as per direction of EIC.

Supply & delivery of automatically controlled Diaphargm type Chlorinator for accurate dosing of Chlorine solution into the water by connecting metering pump ( Diaphargm type) having following specification:- Pump type :: Diaphargm Liquid :: Chlorine solution Capacity ( LPH) :: 0-100 Pressure kg/cm2 ( Testing) :: 10 Pressure kg/cm2 ( suction) :: Flooded Pressure kg/cm2 ( Hydro) :: 15 Connection Suction :: ½” Hose Holder Connection Discharge :: ½: Hose Holder MOC Liquid End :: PP Diaphragm :: PTFE NRV :: PP Drive capacity :: 0.5HP, 3 phase, 50Hz, 415V, 1440 RPM Motor Coupling capacity :: Flexible Spider Strainer :: Y type, PP, ½” BSP (F) Pressure Relief Valve :: Inbuilt. Solution Tank :: 100 ltr capacity ( Including making provision for inlet line to the actual storage tank of dosing solution of all materials. Test & Warranty Certificates are to be submitted at the time of delivery

Installation of above supplied Chlorinator with all accessories, PVC tank and drawing of power line as per IE Rules by supplying PVC copper wire & continuous earthing. This includes the cost of all necessary CC foundation ( at least 200mm height) with concrete mixture ( sand, cement, stone) and neat cement finish by supplying of all required materials and testing the entire set as per entire satisfaction of the EIC. (Power will be fed from PLC panel of Pumping machinery)

Add GST @ 18%

Add Cess @ 1%

MAA BHABOTARINE ENTERPRISE (BID ID -5792832)

DAS CONSTRUCTION (BID ID -5792936)