Supply, Delivery Installation of Submersible Pumping Machinery alongwith allied Electro-Mechanical works, Voltage Stabilizer and Automatic Chlorinator in connection with Aug. work related to FHTC at Pump House NoII under Paltadanga WS Scheme District

Amount

Supply & delivery at site the following pumping machinery & electrical accessories etc. Submersible pumping machinery directly coupled with water proof suitable size motor having following specification: P U M P DISCHARGE ( 750 -LPM/ 45 M3/HR) H E A D: 45 mtr.) S H A F T: S.S/MS IMPELLER: G.M./Bronze/S.S./Chrom Steel/Noryl OUTLET SIZE: 65mm/80mm/100mm. PUMP EFFICIENCY IN PERCENTAGE: Minimum 65% M O T O R Submersible type, 3 ph.,50 Hz.,415V,.± 10%/ Volts, RPM—2900 with wet type winding (Not less than 5 H.P.), Make : As per approved vendor list. *N.B. (A) H/Q charateristic curve chart of pump set should be submitted before delivery. (B) Test certificate of pump & motor should be submitted during delivery.

2.5 sq.mm.3 core, 1.1 KV grade, PVC insulated, water proof flat Submersible cable

100A, TP, 415V main switch in sheet steel enclose with neutral link rewireable porcelain fuse unit.

Supply & delivery at site MS fabricated type wall mounted MCC with hinge type front door cover of CRCA sheet (2 mm. Thick) and suitable locking arrangement (degree of protection - IP 54) having fully automatic programmable logic control system with manual bypass mode suitable operation of submersible pumping machinery, chlorinator, etc. part by part according to present time including 1no. 40A TPN feeder for IEP. Painting of the cubical MCC by powder coated (Siemens Grey) paint over a coat of primer after derusting properly including arrangement of bracket for fixing panel on wall, all opening covered by rubber gasket, cable entry from bottom and two earthing stud (8mm. size). The said cubical MCC comprising of (Range – 7.5 H.P to 12.5 H.P) with SDS starting arrangement. (Details of panel as per Technical specification)

50 sq.mm. 1.1 KV grade, 3 ½ core, Al. Ar. P.V.C.insulated cable.

Supply and delivery at site pipes,valves specials,gauges etc. as per following specification :- a) 80 mm. dia. UPVC column pipe with suitable thread on both side and pvc socket at one end with following dimension.

i) 3 mtrs long

ii) 1.5 mtrs long

iii) C.I. adapter (top)

iv) C.I.adapter (bottom)

b) Heavy type suitable dia.M.S.suspension clamp made of 80mm. X 10 mm. M.S. flat with nuts,bolts,washer etc.

c) i) 80 mm. dia.CIDF sluice valve 1 no, CIDF NRV valve 1 no, GI bend, CIDF/M.S. Enlarge, CIDF short pieceses of required length, Flanged tail piece,CIDF Bend, steel plug, M.S. nipple, flange, Nuts, Bolts etc. as per requirement and as per I.S. specification and other required materials for the job i.e. for making complete constraction of delivery & wash out line as per IS 780/84 for sluice valve and IS-5312/84 for NRV. Test certificate of the meterials should be submitted at the time of the delivery. N.B.:- M.S. specials should be minimum 7 mm. Thickness.

ii) Three-Phase actuator operated wafer type butterfly valve PN-1.0 rating of norminal dia 80 mm. As per BS-5155 having valve body of CI (Grade IS 210 FG 260) and shaft stainless steel (AISI-410)

d) 100 mm. Dia , 0-7 kg/cm2 range, wall mounted pressure gauge complete with brass stop cocks. Tubewell outside the pump house (This cost includes 15 mm. Dia.G.I. Pipes of required length & specials).

e) Split type M.S.fabricated suitable size tubewell cover having thick- ness 6 mm. for housing pipe with necessary fastening arrangement alongwith provision of colomn pipe, air pipe, cable entry gland etc.

f) 100 mm. Dia.wall mounted depth gauge with all suitable dia.and length of steel air pipe with all fittings including supply of one good quality Hand pump. Tubewell outside the pump house. (This cost includes 15 mm. Dia. G.I. Pipe of required length and specials).

g) Anti - snapping safety device for above pump with supply of suitable size heavy type M.S.clamp and Nylone rope of required length ( double ) including supply of all other necessary materials as required.

Supply & Fitting fixing of 100 Amps. Fuse unit (Both base & bridge) in the wall by supplying of all necessary materials as per I.E. rules and direction.

Drawing of above supplied power cable in the wall/floor by supplying of all necessary materials as per I.E. Rules and direction.

Finishing the end of PVC cable by crimping method including supplying of suitable size cable gland, tapes, socket, jointing materials etc. as per I.E. rule and direction.

Installation of above supplied P/Machinery along with coloum pipes, safety device , submerssible cable supplied above etc.including supply reducer for pump( if required). This cost includes the cost of interconnection of submerssible cable with starter through conduit pipes as required and also concealed manner in the floor and ground including cutting & mending damages of floor as required, as per direction. ( This cost includes arrangement of derrick and drawing of cable and supplying of lifting tools & accessories.)

Fitting fixing of above valves, specials etc. with existing rising main by supplying of all necessary materials as required to complete the work as per direction. This also includes the cost of painting of valves and specials with enamel paint over a coat of anticorrossive paint. The colour coat and brand will be decided by the Engineer - in - charge.

Earthing with 50 mm dia. G.I. pipe, 3.65 mm thick & 3mtrs long (2 sets) and conn. by 25x 6 mm G.I. strip ( for reqd length) upto the earth bus-clamp with the equipments on wall/floor with staplesburied inside as reqd. at site and with 25 mm x 6mm GI flat strip to earth electrode pipe,fastening with 13mmx80mm G.I bolts,nuts,washers, including all f & f of materials & filling & restoring the surface by ramming &making suitable earthpit with brick structure & MS lid on top as per direction.

Installation of above panel, main switch etc. in the pump housse and actuator operated CI butterfly valve including supply of 12 core, 2.5 sq. mm. copper control cable, CI short piece, bend, compensating MS flange, nuts, bolts, gaskets and other fixing materials required to complete the job in all respect along with testing the installation upto entire satisfaction of EIC. (incl. supply of necessary Spirals’ reqd for orientation of pipeline).

Supply and delivery at site of 20 KVA, 3phase, oil cooled type Servo Motor operated copper wound line voltage corrector conforming to IS-9815 (Pt.-1)-1994 suitable for un-balanced input voltage with following specification including first filling oil as per IS-335 where applicable. (Details of panel as per Technical specification)

Supply and delivery of following materials

63Amp. Re-wireable type TP main switch with neutral link.

100 Amp. 4 bar Copper busbar chamber box by 16 SWG sheet steel enclosure including porcelain Chair etc. with painting complete as per direction of the EIC.

25 sqmm. 3 ½ core 1.1KV Grade, Al, Ar. PVC insulated cable

Making brick built foundation with supplying of all required materials suitable for the above Voltage stabilizer by (4:1) cement mortar including holding down foundation bolts(If required) and plaster with neat cement finish as per direction of E.I.C.

Fitting, Fixing and connection of above supplied changeover switch, bus-bar and Main Switch on the wall by supplying all necessary materials to complete the job.

Installation of the above voltage stabilizer on the foundation including all connection complete as per direction of E.I.C.

Drawing and connection of cable on wall and all connection complete with all equipment as per requirement and as per direction.

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

Earthing with 50 mm dia. G.I. pipe, 3.65 mm thick & 3mtrs long (2 sets) and conn. by 25x 6 mm G.I. strip ( for reqd length) upto the earth bus-clamp with the equipments on wall/floor with staplesburied inside as reqd. at site and with 25 mm x 6mm GI flat strip to earth electrode pipe,fastening with 13mmx80mm G.I bolts,nuts,washers, including all f & f of materials & filling & restoring the surface by ramming &making suitable earthpit with brick structure & MS lid on top as per direction.

Supply & installation including RCC foundation of outdoor type (IP65) M.S. fabricated base standing with four nos. leg 63A submersible P/M feeder box Al. 6 way of CRCA sheet 2 mm thick) with hinge type front cover and suitable lowering arrangement painting by power coated paint cable entr from bottom including necessary rubber gasket gland etc. all complete.

Supply, delivery of 25 sq.mm. 3 core Al. Ar. 1.1 KV grade XLPE cable

Laying of two nos cable 25 sq. mm. in U/G trench 460 mm X 760 mm average depth with bricks per meter including filling the space between brick & cable and also the trench with shifted soil leveling up & restoration surface duty ramming.

Supply,delivery and storage at site of automatically controlled diaphagm type chlorinator dosing pump with flow rate 100 LPH and maximum pressure of 10kg/cm2 with all accessories for pump & motor,foundation bolt,suction and discharge flange and with stroage tank of dosising solution of 100Ltr. capicity (make-Sintex/patton/Raunaq/appd) and the prime mover to be coupled with pump of 0.5 HP,3 Phase ,1450RPM squirrel cage TEFC induction motor ,motor will be IE2/IE3. (Make of Machine: As per approved vendor list.) (Make of Motor- As per approved vendor list.) (T/C & warrenty certificates are to be submitted before delivery).

Installation charges of commissioning of automatic dosing pump set by drawing of power line by supplying suitable size PVC copper cable including continuous earthing and also muonting suitable foundation including net cement finish and testing the same by supplying necessary chemicals for at leat 4 hours trial run as per entire satisfaction of EIC [Starting and controlling arrengement inbuilt in main panel]

Making internal/external electrification of P/House by 2 x 1.5 sq.mm. P.V.C. cu wire through suitable size casing/capping for 4 nos. point ( 1 no. bracketpoint , 1 no. tube light point , 1 nos. bulk head point and 1 fan point ) and 1 no. 5A ,5 pin plug point with earthing attachment of 1 x 1.5 sqmm cu. Wire with supplying of tube light fittings (Make-As per approved vendor list.), fan(5* rating), bulbs as per approved make including suppying and fixing 10 A. DP MCB (As per approved vendor list.) make on wall all complete as per I.E. rules and direction. (including making external illumination by Supply & fixing of 1 no. 40W LED IP 66 fixing of Supply & installation of MS bracket & connection complete).

Testing the entire installation as per satisfaction of Engineer-in-Charge.

Add: GST @ 18%

Add: LW Cess @ 1%

T N BANERJEE

POLYCON ENGINEERS