Public Health Engineering Department-PHED has published Supply , Installation , Commissioning And Trial Operation Of Electro Mechanical Components For Rejuvenation Of Ground Water Based Piped Water Supply Scheme For Chalsa , Tw No . I , Zone I , In The District Of Jalpaiguri . . Submission Date for this Tender is 07-02-2020. Electronic Items Tenders in Chalsa, Jalpaiguri West Bengal. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 03-Feb-2020 | corrigendum-1 | Date | 07-02-2020 |
| Name of Work: Supply, installation, commissioning and Trial operation of Electro Mechanical components for rejuvenation of Ground Water Based Piped Water Supply Scheme for Chalsa, T/W No. I, Zone -I, in the district of Jalpaiguri. | |||||
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| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Supply & delivery at site the submersible Pump directly coupled with 3phase,50cycles,Water cooled submersible Motor for Installation in Big dia deep Tubewell as per following specification:-\na)Discharge of clear water=(Q) 30 M?/Hr.\nb)Total Head =(H) 66 M.\nMotor should work within a voltage range 400V ± 10% Impeller of the Pump\nshould be of G.M./Bronze/S.S..,Bowl dia should not exceed 150 mm O/D.\n[Test Certificate & Curve chart are to be submitted at the time of delivery after having necessary approval from EIC. ] | 1 | set | |
| 2 | 2 | Supply, delivery & storage at site of panel for fully automatic Programmable Logic Control system of Motor with starter,Actuator & Butterfly valve. as per following specification:- | |||
| 3 | 2.1 | A). Supply & delivery at site M.S. fabricated type wall Mounted motor control center of rating above 7.5 H.P - 15 H.P (STAR-DELTA) with hinge type front door cover made of 2mm CRCA sheet and suitable locking arrangement having control fully automatic programmable Logic control system with manual by pass mode, suitable for operation of submersible pumping machinery and Chlorinator part by part according to preset time. Painting of the cubicle motor control center by powder coated paint over a coat of primer after de-rusting properly including arrangement of bracket for fixing the panel on wall & the said cubicle motor control center comprising of:- \nINCOMER COMPRISING OF : Moulded case circuit breaker 3P, with release O/L, S/C, trips of sutaible rating ….. 1 no. MCB, 3P of sutaible rating ….. 1 no., Digital ammeter 96SQMM with ammeter selector switch ….. 1 no. Digital voltmeter 96SQMM with voltmeter selector switch ….. 1 no., CT, 5VA, CL.1 …… 3 nos.,Indication lamps LED type (Red, Yellow, Blue)….. 3 nos., MCB,SP of sutaible rating ….. 1 no., Mushroom head P.B (emergency) )…… 1 no. , O/V,U/V,SPP Monitoring Relay )……. 1 no. \nOUTGOING FEEDERS : Motor Protection Relay (MPR-300) of sutaible rating ….. 1 no., Power Contactor, 3P (Main & Delta) of sutaible rating …2 nos. , 1 NO AUX & 1 NC AUX Contact for above Contactor of sutaible rating ….. 6 nos., Power Contactor, 3P (Star) of sutaible rating ….. 1 no. , MCB, 3P for capacitor of sutaible rating….. 1 no. , Capacitor 440V of sutaible rating )….. 1 no., Iluminated P.B switch, (Green, Red) of sutaible rating …… 2 nos., 1 NO AUX & 1 NC AUX Contact block for above P.B of sutaible rating …… 4 nos. , (STAR-DELTA) Timer of sutaible rating …… 1 no., P. Terminal 3way of sutaible rating…… 2 nos.\nCONTROLLING OF 3 PHASE 415V CHLORINATOR- 1 No. COMPRISING OF : MCB, 3P of sutaible rating ….. 1 no. Power Contactor, 3P of sutaible rating ….. 1 no. 1 NC AUX, Contact for above Contactor of sutaible rating ….. 1 no. BI-Metallic overload relay of sutaible rating .. 1 no. Mounting Kit for above BMR of sutaible rating .. 1 no. Indicating lamps LED type (Trip) of sutaible rating ….. 1 no. Iluminated P.B switch, (Green, Red) of sutaible rating …… 2 nos. 1 NO AUX & 1 NC AUX Contact block for above P.B of sutaible rating …… 2 nos. Level controller for Chlorinator Tank (GIC/other approved make)…….. 1 no. AUX, Contactors 2 NO + 2 NC of sutaible rating … 1 no. On delay timer …….. 1 no. P. Terminal 3way of sutaible rating …… 1no. \nCONTROLLING OF SINGLE PHASE 230V VALVE ACTUATOR - 1 No., COMPRISING OF : MCB,SP of sutaible rating ….. 1 no. Power Contactor, 3P of sutaible rating ….. 2 nos. 1 NC AUX Contact for above Contactor of sutaible rating ….. 2 nos. BI-Metallic overload relay of sutaible rating ….. 1 no. Mounting Kit for above BMR of sutaible rating ….. 1 no. AUX, Contactors 2 NO + 2 NC of sutaible rating …2 nos. Indicating lamps LED type (Trip) of sutaible rating ….1 no. Iluminated P.B switch, (Green, Red) of sutaible rating …… 2 nos. 1 NO AUX & 1 NC AUX Contact block for above P.B of sutaible rating …… 4 nos. Normal push button switch, Red (Valve act. stop) of sutaible rating…… 1 no. \nPLC - 1 No., COMPRISING OF : Microprocessor based PLC with real time clock and equipped with 2 lines Alphanumeric display and freeloaded programme (pump guard) for proper operation of water pump & chlorine pump. Make: ---- 01 no. , Power supply (230V AC/ 24V DC)……… 1 no., 4 CH. relay board of sutaible rating, reputed make…… 1 no. Normal push button switch, Yellow (for system reset) of sutaible rating )…… 1 no., Auto Manual Sel. switch of sutaible rating ….. 1 no., Over load relay for above 7.5 H.P - 15 H.P [Circuit diagram & Test Certificate are to be submitted at the time of delivery]\n | 1 | set | |
| 4 | 2.2 | B). Single phase Actuator operated wafer type Butter Fly valve PN 1.0 rating of nominal dia 80mm as per BS-5155 having valve body of CI (Grade IS-210 FG 260) and shaft stainless steel (AISI-410).\n[ Test Certificates from both the manufacturer are to be submitted at the time of delivery ] | 1 | set | |
| 5 | 3 | Installation of above panel in the Pump House & actuator operated CI Butter Fly valve including supply of 12 core, 2.5sqmm. copper control cable, CI short piece, Bend, Compensating M.S. flange, Nut, Bolts, Gaskets & other Fixing materials required to complete the Job along with testing of the whole installation as Per entire satisfaction of the E.I.C. | 1 | item | |
| 6 | 4 | Supply & delivery of the following Electrical accessories:- | |||
| 7 | 4.1 | a) 4 sqmm 3core PVC flat copper submersible Cable\n | 90 | mtr. | |
| 8 | 4.2 | b) 100 Amp. T.P.N. Main switch with re-wireable Fuse system. -02 Nos. and 100A, 4-bar Bus-bar Chamber-01 Nos. with 25mmX6mm Al. bar, porcelin insulator fixing in wall with Iron angle frame.\n | 1 | item | |
| 9 | 5 | Supply & delivery of the following Mechanical accessories:- | |||
| 10 | 5.1 | a) 80mm dia M.S. seamless column pipe(black) 6.8mm to 7.1 mm thick with 125mm long heavy type socket at one end. | |||
| 11 | 5.11 | i) 3.00 m long excluding socket having 8T.P.I. thread. | 14 | nos | |
| 12 | 5.12 | ii) 1.50 m long excluding socket, one end having a thread of 11 T.P.I & the other end having a thread of 8 T.P.I. | 2 | nos | |
| 13 | 5.2 | b) 102mm dia pressure gauge having a range 0-7 kg/cm2 along with brass cock & other fittings as per direction of the EIC | 1 | set | |
| 14 | 5.3 | c) 102mm dia depth gauge capable to measure direct reading in feet with 6mm PVC.Air pipe with socket(Assembly should be of 20 mtrs long) and best quality hand Pump with accessories. | 1 | set | |
| 15 | 6 | Supply & delivery of the following specials in a set:- | |||
| 16 | 6.1 | a) 80mm dia C.I.D.F. Non-return valve--(IS-5312,Part I PN 1.6).- 1 no.+ C.I.D.F. Sluice Valve- 1 no....1 set b) 80mm dia C.I.D.F. short piece of one mtr.length-2 nos. & 0.5mtrs. length.- 2 nos. ...1 set c) 80mm dia C.I.D.F. 90 degree Bend- 1 no. .+ C.I.D.F. Tee- 1 no..... 1 set d) Suitable size. MS Tubewell cover for TW Housing having proper holes for insertions of column assembly, cables, depth gauge. ........1 set , 1 NO suitable MS Enlarger with MS Nipple for 80mm dia outlet if required. (special should be conform related to IS specification, with proper test certificate. | 1 | item | |
| 17 | 6.2 | installation of the Pump set with column pipes,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 making C.C. foundation approx size: 1 mtr X 1 mtr. X 1.5 mtr. & brick pillar with supply of 2pairs suspension clamps for hanging the pumps as per direction of the EIC & one pair M.S. clamp of 170mm. length suitable for the diameter of motor busbar chamber. | 1 | item | |
| 18 | 7 | Fitting fixing the main switch on the wall by making suitable iron frame & supplying drawing the power line from receiving ( Cut out of WBSEDCL end) main switch to Pump panel board by 16sqmm. 4 core PVC insulated Al.Ar. cable (Ave.run 8mtrs) of approved brand including socketing both ends of each cable / wire as per direction of E.I.C. | 1 | item | |
| 19 | 8 | Making internal wiring/electrification of the Pump house by ( 1.5sqmm X 2 + 1mm. earthing wire ) single core PVC insulated multistrand FR Grade flexible Al. wire through PVC conduit pipe by Supplying one 16Amp .SPN Main switch on iron frame with PVC Board & piano key type switch. ( ave. run 6 mtr) i) Single Tube Light,single Bracket light, Bulk Head light-2nos, 5pin 5Amps.Plug point with necy. Earthing arrangement & one Fan point ( Total point 5nos. with one plug point) including drawing power by suitable gauge Al.wire from panel board to SPN main switch as per direction of EIC (fittings should be of Philips make & rising should be with continuous earthing arrangement ). | 1 | item | |
| 20 | 9 | Supply, fitting fixing 36 w LED Fixture complete with all accessories & fitting the same on the top of the Pump House by supplying 2”dia M.S./G.I. pipe & arm with C.C. foundation and drawing power line by 3/20 P.V.C. copper wire & one controlling switch including painted by two coats red lead after a cost of primer. | 1 | item | |
| 21 | 10 | Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 M Long and 1 x 4 SWG GI (Hot Dip) wire ( 4 M Long) 13mm dia x 80 mm long GI bolts, double nuts, double washers incl. S&F 15mm dia GI pipe protection ( 1 M Long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 M below the groyund level & restoring surface duly rammed as below: | |||
| 22 | 10.01 | For soft soil by ISI Medium GI PIPE. | 2 | Sets. | |
| 23 | 10.02 | Extra for providing masonery enclosure on the of the earth electrode of overall size 86.36 cm X 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work (1:6) of 25 cm wide duly plastered with cement mortar (Inside)CI hinged Inspection cover of size 36.56m x 36.56cm with locking arrangement GI reducer Including drilling of 46 nos. 12 mm dia holes on the GI pipe. | 2 | Sets. | |
| 24 | 10.03 | Extra for treatment of soil by using salt & charcoal or coke for pipe electrode all complete. (for soft soil). | 2 | Sets. | |
| 25 | 10.04 | Connection the equipemnts to earth busbar including S&F, G.I. Wire 8 SWG on wall/floor with stapples buried inside as required and making connection to equipments with bolts, nuts, washer cable lugs as required and mending good damages. | 15 | mtr. | |
| 26 | 10.05 | Supplying and fitting-fixing of earth busbar of galvanized (Hot dip) MS flat 25 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolt, nuts, washers, spacing isolators etc. as required LEngth of busbar is 0.5 mtr. | 0.5 | mtr. | |
| 27 | 11 | Supply & delivery of moulded Chair as per direction of EIC | 1 | no | |
| 28 | 12 | Supply & delivery of the moulded Table as per direction of EIC | 1 | no | |
| 29 | 13 | Supply, delivery & installation of the following Fan as directed by EIC. \na) Ceiling Fan 1200mm sweep \nOR\nb) Wall mounting Fan 400 mm sweep including Fan clamp as and when required. | 1 | no | |
| 30 | 14 | Supply & delivery of automatically controlled Hydraulic diaphragm type Chlorinator for accurate dosing of Chlorine solution into the water by connecting Chlorine pump ( Diaphragm type) having following specification:- \nPump type :: Hydraulic Diaphragm\nLiquid :: Chlorine solution\nCapacity ( LPH) :: 0-100\nPressure kg/cm2 ( Testing) :: 10\nPressure kg/cm2 ( suction) :: Flooded\nPressure kg/cm2 ( Hydro) :: 15\nConnection Suction :: ½” Hose Holder\nConnection Discharge :: ½: Hose Holder\nMOC Liquid End :: PP\nDiaphragm :: PTFE\nNRV :: PP\nDrive capacity :: 0.5HP, 3 phase, 50Hz, 415V, 1440 RPM\nMotor \nCoupling capacity :: Flexible Spider\nStrainer :: Y type, PP, ½” BSP (F)\nPressure Relief Valve :: Inbuilt.\nSolution Tank :: 100 ltr capacity \n( Including making provision for inlet line to the actual storage tank of dosing solution of all materials. \n[ Test & Warranty Certificates are to be submitted at the time of delivery ] | 1 | set | |
| 31 | 14.1 | Installation of above supplied Chlorinator including supplying of suitable capacity main switch ( Havells) Starter & drawing of power line by supplying PVC copper wire & continuous earthing. This include the cost of all necessary 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 by supplying necessary chemical for at least 04 ( four) hours trial run as per entire satisfaction of the EIC. | 1 | item | |
| 32 | 15 | Trial Operation, maintenance & guarding of the installation round the clock for a period of 30 (Thirty) days from the date of receipt of service connection by engaging personnel having sufficient experience in electrical installation. | 30 | days | |
| 33 | 16 | Add GST @12% (CGST@6% + SGST@6%) | 1 | item | |
| 34 | 17 | Add Labour Welfare Cess @ 1% | 1 | item |
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