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tender for supply, installation, testing and commissioning of newly re-bored tube well at gali no.4 near shiv mandir lakhpat colony in badarpur constituency ac-53. , supply of submersible pump set fitted with dynamically balanced ss impeller mounted on stainless steel shaft with protection sleeve having stage bowl & closed grained shorted type impeller, the pump will be directly coupled to required wet type induction motor of 7.5 hp, 15 stage, speed 2900 rpm suitable for operation of 3 phase, 415 volt, 50 hz, ac supply with efficiency 70% at following duty point: 200-125-75 lpm on 89-124-133 mtr. head. having discharge outlet 50 mm and outside dia 142 mm.make: bs/skope/ any djb approved. , supply of hut type electrical feeder pillar / fabricated with 50 x 50 x 6mm angle iron and 16 swg ms sheet with horizontal and vertical intermediate member of suitable size. i.e. 1370 mm x 760mm x 460 mm. with arrangement for mounting of switchgear and electrical energy meter i.c. painting heaving following item fitted. a) mccb 63 amp, 4pole, 415volt, 35 ka -1 no. b) rccb 63 amp, 4pole with earth fault indication protecting a circuit automatically in the event of earth leakage sensitivity 100ma, - 1 no c) fully automatic star delta starter of relay range 13-21 amp. (7.5 hp to 10 hp) 3 phase oil immersed type -1 no. d) ampere 96 x 96 mm. square shape 0-30 amp-1 no. e) voltmeter 96 x 96 mm. square shape 0-500 volt-1 no. f) indicating lamp (a set of 3 lamps) - 1.set g) motor protection assembly with earth leakage protection phase sequence connector, single phasing, protection, overload protection, high voltage / low voltage protection time delay power on, programmable time switch i.c. r&b phase facility to change over from automatic, to manual &vice verse for up to 10 h.p -01 nos. complete wiring &installation of above accessories with required copper conductor wire and thimble etc. 01 job. make of all components: any djb approved. , s/o pvc insulated & pvc sheathed cable with plain copper conductor having 3 phases, 3 core flat for submersible motor of 4 square mm size each 100 mtrs. make:grandlay / havells./any djb approved make , s/o m.s. clamp of 600 mm length duly fabricated out of 12.5 mm thick 75 mm wide, m.s. plate for holding the pipe of 50 mm dia. , s/o double flange gi column pipe 50 mm dia medium class each of 3 mtrs long duly threaded on both ends, welded fitted with gi flange on both ends with slot of submersible cable. make: tata/ jindal./any djb approved make , s/o/ tail piece of the medium class gi pipe 500 mm long with one end threaded as per outlet of pump & another end flanged as per size of gi pipe 50 mm dia. , s/o gi 90° bend of size 50 mm dia having both side flange (heavy duty). , supply of ms nut bolts off size as per requirement. , s/o rubber packing for 50 mm dia flange. , fabrication and supply supply of bore cover approx size 1 dia made out from 6mm thick m.s. sheet in 2 halves & a circular hole in centre 3-1/2 dia. with locking arrangement by nuts & bolt. , earthing with g.i. earth pipe 4.5 meter long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required. , providing and fixing 6 swg dia g.i. wire on surface or in recess for loop earthing as required. , installation of tubewell by lowering of sub p/set with all allied above items. this includes installation and grouting of panel boards with all electrical wiring & cabling at site. all tools & tackles i/c. tripod chain pulley blocks etc. shall be arranged by the firm. this includes testing & commissioning of tubewell on load at site i/c. cartage, loading & unloading of material. it also includes a trial run of 30 hrs operation successfully by the firm. all required civil work included in the scope of work.
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