Tender For providing and installation of lightning conductor on bop building diesel generator set room kote magazine signal center and sos block in aor of 16 bn bsf under shq bsf silchar
Tender For corrigendum : s/i/t/c of e/m equipments and allied works for newly re-bored tube well at okhla vihar near majar in okhla constituency ac-54. - 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.e) indicating lamp (a set of 3 lamps) 1.setf) shunt capacitor of 10 kvar mpp type with three phase isolator with suitable banking g) motor protection assembly with earth leakage protection phase sequence corrector, 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 and 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 1x1 made out from 6mm thick m.s. sheet in 2 halves and a circular hole in centre 3-1/2 dia. with locking arrangement by nuts and 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 t/well 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 t/well 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.
Tender For procurement of day to day use materials for maintenance work of 132/33 kv grid sub-station daltonganj--, 132 kv low level isolator male contact duly silver coated both end press type (as per sample) (normal current 1600 amp.), , 132 kv low level isolator male contact operating base assembly tum and twist type with high tensile tension spring, base plate, bolt nut and washer (as per sample), , 132 kv 1600 amp. low level isolator female contact (3x2) = 6 leaf type made of copper duly silver coated (as per sample), , 132 kv low level isolator female contact base plate complete with bolt nut and washer (as per sample), , 33 kv low level isolator male contact duly silver coated both end press type (as per sample) (normal current 1650 amp.) made of copper, , 33 kv low level isolator male contact operating base assembly turn and twist type with high tensile tension spring, base plate, bolt nut and washer (as per sample), , 33 kv 1650 amp. low level isolator female contact (3x2) = 6 leaf type made of copper duly silver coated (as per sample), , 33 kv low level isolator female contact base plate complete with bolt nut and washer (as per sample), , 33 kv sst bushing connector (made of copper) (as per sample), , 33 kv side connector suitable for breaker pad to acsr zebra conductor (as per sample), , 132 kv straight-ty pe c.t stud connector suitable for acsr zebra conductor (made of copper) (as per sample), , 132 kv isolator bi-metallic terminal connector of pad size 5"x5" with 06 nos. of bolt-nut and washer (made of copper) (as per sample), , 33 kv isolator bi-metallic terminal connector of pad size 4"x4" with 04 nos. of bolt-nut and washer (made of copper) (as per sample) for acsr zebra, , 33 kv c.t stud connector suitable for acsr zebra conductor (made of copper) (as per sample)
Tender For supply of cable lug 25 mm square for solderless crimping to copper conductor (with 8.2 mm dia stud hole) to dowell's cat no.cus-56 or similar [ warranty period: 30 months after the date of delivery ]
Tender For supply of cable elastomeric single core copper conductor with csp based sheathing 750 volt grade size 2.5 sq. mm composition class s-6, as per rdso's specification no.spec/e-14/01,part- i,revisionii-feb-1993. [ warranty period: 30 months after the date of delivery ]
Tender For supply of 10 pair cable 0.5 mm conductor dia armoured puf underground telephone cable asper rdso spn. no.irs 41-97 with amendment no.2 or latest. [ warranty period: 30 months after the dateof delivery ]
Tender For supply of telecommunication switch board cable, 6 pair, 0.5 mm conductor diameter as pertech.specification gr/wir - 06/03, march'2002 or latest. ]