Supply and installation of Submersible Pumping Machinery alongwith allied electrical and mechanical works at Pump House No I Under Hudarait WS Scheme Block Rajarhat District of 24 Pgs N

1. Supply & delivery at site the following pumping machinery & electrical accessories etc. a)Submersible pumping machinery directly coupled with water proof suitable size motor having following specification: P U M P DISCHARGE (600-LPM/36 M3/HR) H E A D: (50mtr./164fts.) S H A F T: S.S/MS IMPELLER: G.M./Bronze/S.S. OUTLET SIZE: 75mm/100mm. PUMP EFFICIENCY IN PERCENTAGE: Minimum 65% M O T O R Submersible type, 3 ph.,50 Hz.,A.C.,415V .+ 10%/ volt RPM—2900 with wet type winding Make : KSB//PLUGA/B.G./ FLOWELL/TEXMO/WPIL *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.

b) 2.5 sq.mm.3 core, 1.1 KV grade, PVC, water proof flat Submersible cable suitable for above pump set (Make:- FINOLEX/Havells/EMGEE/ MESCAB)

c) Supply & delivery of main switch in sheet steel enclose 100A, TP, 415V with neutral link rewireable porcelain fuse unit. (Make-Havell's/ Standard)

Supply & delivery at site MS fabricated type wall mounted MCC with hinge type front door cover (All sheet metal works are 14 SWG / 2 mm.) of CRCA sheet 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. 32A 3 pole 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 – 10 HP to 15 HP)

xiv)Suitable rating 415V, 50Hz,, TP MCB for capacitor. SIEMENS/L&T/ABB-1no xv)Suitable rating415 V, 50 Hz,, TP MCB for chlorine motor Make -SIEMENS/L&T/ABB- 1no xvii)Over load relay for chlorine motor (1.1 – 1.6A) Make -SIEMENS/L&T/ABB-1no xviii)Fault indicator LED type Make -SIEMENS/L&T -1Set xix)Suitable rating415V , TP Contactor for actuator,chlorinator,capacitor &yard light Make -SIEMENS/L&T/ABB -5nos xx)Over load relay for actuator (0.7A-1A) Make -SIEMENS/L&T/ABB-1Set xxi)Suitable ratingContactor for logic circuit Make -SIEMENS/L&T/ABB-1no xxii)SMPS (240V AC/24 V DC) for PLC Make -SIEMENS/ABB-1Set xxiii)Microprocessor based PLC ( Eight input & four output) with real time clock and equipped with two line alphanumeric display & free loaded programmed Make -SIEMENS/ABB/SCHENEIDER.-1Set xxiv)Auxiliary Relay for PLC operation 24V,DC Make -SIEMENS/L&T/Connectwell-1Set xxv)Suitable rating MCB, for control circuit Make – SIEMENS/L&T/ABB-1no xxvi)Suitable rating SP MCB, Make – SIEMENS/L&T/ABB-1no xxvii)Necessary power, control terminal , neutral link&Toggle switch as required-1lot

xxviii) Water lavel controller for chlorine pump Make - Minilec-1Set xxix)Spare module for IEP / ARP 415V, 32A, TPN MCB Make – SIEMENS/L&T/ABB-1no xxxi)Spare module for Yeard lighting 415V, 16A, TPN MCB Make – SIEMENS/L&T/ABB-1no Panel make -RNR Industries/Digitek/power tronix./ECS/PCE/CECO Industries./Approved make

e)25 sq.mm. 1.1 KV grade, 3.5 core, Al. Ar. P.V.C. insulated cable (Make:- GLOSTER/Polycab/CRYSTAL/Mescab/ Havell's/ R.R. Kabal)

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 Reflux valve 1 no, M.S. cross -1 no, CIDF/M.S. Enlarger 1 no, CIDF short pieces 2 nos. of required length, Flanged tail piece-1no,CIDF Bend - 1 no, steel plug, M.S. nipple, flange,Nuts,Bolts etc. as per I.S. specification and other required materials for the job i.e. for making complete constraction of delivery & wash out line (Make :-Jupitar/IVI/UPADHYA/KIRLOSKAR) 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) Make-Actuator = Rotork/Limitorquc/Marsh. Valve - IVI/ Upadhaya/Jupiter

d) 150 mm. Dia , 0-7 kg/cm2 range, wall mounted pressure gauge complete with steel & brass stop cocks.(Make : FEBIG/H.GURU) i) Tubewell inside the pump house. ii) Tubewell outside the pump house (This cost includes 15 mm. Dia. G.I. Pipes of approx 30 ft. 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) 150 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. i) Tubewell inside the pump house . ii) Tubewell outside the pump house. (This cost includes 15 mm. Dia. G.I. Pipe approx. 30 ft. length and specials). (Make : FEBIG / H.GURU)

g) Anti - snapping safety device for above pump by supplying suitable size heavy type M.S.clamp ( 3 sets ) and 1'' dia. Nylone rope of required length ( double ) including supply of all necessary materials as required.

Supply & Fitting fixing of 100 Amps. Fuse unit (Both base & bridge) (Make - Havell's) 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 copper thimble,tapes, jointing materials & supplying and fixing suitable type compression gland for above size PVC cable including supply of brass gland, rubber ring etc. as per I.E. rule and direction.

Making suitable size pump foundation base with supplying cement, sand, stonechips etc. in the proportion of (4: 2: 1 ) including plastering, neat cement finish etc. complete as per direction of E.I.C. i) Inside pump house. ii) Outside pump house (Size :-1.00 mtr. X 1.00 X 1.38 mtr. ) The above base of tubewell is to be made with 250mm. thickness brick wall on all sides with 200 mm. thick C. C. slab on top including plastering and neat cement finishing.

Installation of above supplied P/Machinery along with coloum pipes, safety device , submerssible cable supplied under sl. No. 1 (b) etc. as per direction. This cost includes the cost of interconnection of submerssible cable with starter through conduit pipes as required and also concealed manner in the floor including cutting & mending damages of floor as required, as per direction. a) Inside pump house. b) Outside pump house:- ( 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.

a) Earthing with 50 mm dia. G.I. pipe, 3.65 mm thick & 3mtrs long (2 sets) and indoor 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 mmx5mm al. flat strip to earth electrode pipe,fastening with 13mmx80mm G.I bolts,nuts,washers, including all f & f of materials & filling ground partly with bitumen and salt with 12' avg. depth,restoring th surface by ramming &making suitable earthpit with brick structure & MS lid on top as per direction.

Making internal electrification of P/House by 2 x 1.5 mm. P.V.C. cu wire through suitable size casing pipe for 4 nos. light point ( 1 no. bracket point , 1 no. tube light point , 2 nos. bulk head point ) and 1 no. 5A , 3 pin plug point with earthing attachment of 1 x no. 16 SWG G.I. Wire with supplying of tube light fittings (Make-Philips),bulbs as per approved make including suppying and fixing 10 A. DP MCB ( Havell's/LT/SIEMENS ) make(indoor lighting) on wall all complete as per I.E. rules and direction.

Installation of above panel 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).

Supplying & fitting fixing 70 watt sodium vapour fixture (Philips cat, SR x 066 / 70 (I) wi