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Tender For supply, erection and commissioning of maintenance free earthing system with earth pit box and all relat ed accessories comprising earth electrodof 3.1 m long and 40mm inner dia earthing enhancement materi al earth pit box etc ( ensuring earth value to be less than 10 ohm after commissioning. as per is-3043 fr om secunderbad to kazipet section [ warranty period: 30 months after the date of delivery ]
Tender For supply, installation, testing & commissioning of as below- (a) mild steel angle clamp nut bolt size more than 10 inch nut type flex nut and connecting it to above overhead pole. - 280 kg (b) stay along with stay rod, stay bow, stay plate and thimble with alluminium cables for tighting and balancing of hole an d connecting the ground with it. - 05 nos (c) proclaim pin insulator of drawing no. rr/pn/11/07 highest volt age working capacity 11 kv creepage distance 230 mm visible discharge voltage (kv) 9 mechanical falling l oad (kn) 5 - 25 nos (d) brass made shackle insulator for overhead fencing voltage 12 v 50 hz - 25 nos (e) maintenance free earthing electrode 4 mtr. long made up of copper material outer dia 40 mm is 3043 and making of earth pit size 60x60 cm and connecting it well g.i. wire 6 swgi - 05 nos . (f) suspension of wires connecting it with clamps insulator and jointing the cables and dismantaling of overhead and transporting i t to consignee - 480 mtr. [ warranty period: 30 months after the date of delivery ]
Tender For bid to ras supply of finolex or polycab or natural white or equivalent , pvc switch board snow white size 8 inch x 10 inch for main switches or db make havells or finolex or polycab or natural white or equivalent , pvc l bend and t junction joint for pvc casing and capping confirming to is 3419 part 3 make havells or finolex or polycab or natural white or equivalent , switch socket combination snow white multipurpose 2 in 1 of 15 amp 230 volts make havells or finolex or polycab or natural white or equivalent , switch socket combination snow white 5 amp 230 volts make anchor or ssk or cona , service bracket 40mm dia gi tubing medium grade 1.5 mtr long make jindal or tata orkalinga or equivalent , service cable pvc insulated aluminium conductor 1100 volt grade heavy duty served with inner sheathing of pvc tap and overall pvc sheathed in service connection 10 sqmm 2 core , ceiling rose three terminal snow white make anchor or ssk or cona or equivalent , led bulk head fitting high pressure die cast aluminum front cover with glass cover with specially design gasket with led lamp 10 watts , pvc flexible wire copper conductor multi stranded 0.0016 by 76 make havells or finolex or polycab or natural white or equivalent , pvc flexible conduit pipe 15 mm dia make havells or finolex or polycab or natural white or equivalent , pvc round or squire block make havells or finolex or polycab or natural white or equivalent , fire extinguisher of one kilogram capacity dry power type conforming to is-13849 along with its accessories , change over switch 32 amps 4 pole tpn , earthing plate 600 x 600 x 6 mm galvanised steel suitable for gi strip fittings drilled with 2 nos holes for 6 mm dia near one side. , ci earth pit cover of size 300 x 300 x 6 mm with angle iron of size 20x20mm 3 mm thick with ms frame. , funnel fitted with 20 mm diameter gi pipe 1.5 m long. pipe make jindal or tata or kalinga or equivalent , gi wire 4 mm diameter for earthing. , charcoal , salt normal , air termination single pointed aluminium rod 12 mm dia and 300 mm long. , testing point terminal block make of gun metal and phosphorus bronze size 75 x 75 x 25 mm drilled and screwed including 3 nos 8 mm dia 25 mm long hexagonal head screw , aluminium strips 25 x 3.0 mm , galvanized iron strip 32 x 6 mm , insulating pvc block 75x75x30 mm with insulating clamp nut and bolt make presto or polycab or finolex or equivalent , individual standalone plastic body smoke alarm with adequate provision for fixing on wall ceiling roof , individual standalone plastic body heat alarm with adequate provision for fixing on wall or ceiling or roof , fire ball extinguisher of 1.3 kg wt with suitable provision for wall mounting and capable of self activating on contact with flames , double sleeping bunk alongwith rexene sleeved matress of make kurlon or sleepwell or corform or equivalent complete all as specified in tech specification. , steel bed side locker of size 1000mm x 1520mm x 450mm comlete all as specified in tech specification , study chair of size length 56 cm height 82 cm and width 56cm type lacquered finish with arm sear and back cushion velvet uphostery , study table of size 4x2 wooden top on round tube structure with three drawers unit , looking mirror of selected quality frameless of size 600 x 450 x 5 mm make prayag or saint gobain or modiguard or equivalent , water dispenser of 230 v 500 watts without refrigerator with normal cold and heating capacity of 5 lts per hour with storage compartment and auto shut off facility , portable indoor type high quality kero heater metal body ignites type of continues heating //bid details 2 / 53 duration min 8 hrs and above with capacity 4 ltrs above min output 7000 btu per hrs incl all accessories , plastic dustbin of capacity 40 ltr make neelkamal or cello or supreme or equivalent
Tender For providing of chemical earthing as per is standards by way of digging 2.5 mt. deep pit ( 3ft x 3ft) then embedding 2 meter copper bound g.i earthing electrode , 80mm dia. connecting the electrode with main control board by copper wire/ strip ( to be paid seperately) full thread brass nut and bolt and washers. refilling of pit with 3 bags ( 20 kg each bag) of chemical compound.complete job. the job also includes the back filling by way of soft soil to enhance the ground resistivity. complete job., supplying and laying 25 mm x 5 mm copper strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with nut, bolt, spring, washer etc. as required. (jointing shall be done by overlapping and with 2 sets of brass nut bolt & spring washer spaced at 50mm)
Tender For supply of sitc for installation of lightning arrestor and replacement of earthing system at kangra airport c c - conventional lightning arrestor , multi stranded 75 sq mm copper wire , frangible fibre reinforced plastic poles , concrete base for erecting frp poles , brazing points , installation work , copper plate , copper strip , brazing of interconnection , pvc pipe for earth pits , salt , charcol , inspection chamber , installation work of earthing pit
Tender For complete renovation of earthing system by construction of 345 nos. earth pits along with earth work , connection of earth pit with main switch of quarter blocks with 25 mm x 5 mm g.i. strip and providing loop earthing with 21 swg bare copper wire ins
Tender For procurement of general items required for bhupalpalli area - m.s. bolts & nuts, rivets, washers & screws, dog nails, fish plates, nuts & bolts for fish plates, belt jointing pins, cable hooks and signal hooks, belt conveyor rollers, belt sections, resin capsules, cement capsules, gi canisters , blasting gallery – spacers, radiator repairs, repairs and rewinding of motors of ac & dc, repairs / rewinding of transformers (welding / lighting/ power), gi wire, wire mesh for longwall salvage, manufacturing of supply of electrical coils for , ac motors up to 6.6 kv grade and transformer coils up to 33 kv grade, repairs of rotors for electric motor, lighting cable, steel chock manufacturing, house wiring, all types of fan repairs, shovel bucket welding, repairs of pumps, couplings manufacturing, special steel and alloy castings (tooth points, track pads, mn steel casting), manufacturing of fly ash bricks. (not to be manufactured at stores site. it shall be at their own site)., manufacturing of pump components (spares)., transformer oil filtration, reconditioning of drill bits and drill rods, vulcanizing the old trailing cables of drill machines, sdls, lhds, etc. (work should be carried out at the respective mine premises). , manufacturing of earth clams, g.i flats, g.i bolts and nuts., manufacturing of earth pit components and erection., crimping of hydraulic hoses., repairs to hydraulic pumps, motors, control valves and other related components, refurbishing of lt & ht switches with oem spares including testing., manufacturing / repairs of slip rings & d-contacts., furniture repairs i.e., cane chairs, table, almirahs, etc., repairs to wet grinders, water purifiers, and water coolers, manufacturing of coupling bolts of all sizes, fabrication of oht line components like cross arms, clamps, stay wires, cross brassings, base plates etc., manufacturing of haulage rope drum rollers., all sizes of ventilation doors.
Tender For supply erection testing and commissioning of equipments at 132/33kv grid station canal - supply of main equipments at 132/33kv grid station canal, auxillary transformer 33/0.433kv, 250kva 3-phase distribution transformer with bimetallic terminal connectors energy level-2, copper wound, battery bank 110 v,300ah of 55 no cells of 2 volt each,sealed maintt. free vrla type, high impact polyprophelene co-polymer container, flame retardant, 110v battery charger (3-phase) (i) float charging and load current ratings 30a/60a/70a/100a at 220v to 252v dc (ii) boost charging current rating : 50a/55a/60a/70a/80a/100a at 198v to 296/302v dc, 33kv vcb indoor type, 1600a with offered operating mechanism. complete in all respects fitted with indoor ct of ratio 1200-600-300/1-1a with 1 spare vacuum interruptor and one indoor type ct set . the vcb shall be compatabile for installation with bus bars of existing indoor type (1+2)bank, 33kv control and relay auxilliary panel completely wired including sub-station automation supporting ieds/numerical relays of make abb/siemens/ge micom/alstom/schneider with iec 61850 compatibility, 70sq.mm 3 core aluminium cable, 1.1kv grade, unarmoured, pvc insulated stranded conductor frls type, 2-core, 6 sq.mm, 1100v, pvc insulated, pvc sheathed, frls, galvanised steel wire/strip armoured stranded copper conductor control cable complete, iron clad change-over switch 300a ( 3 phase), ms-round bars 40mm dia, gi flat (ms) 50x6mm, earth-pit (treated) 3m, cable termination kits 300 sq. mm outdoor, erection of main equipments and write back of dismantled equipments to the divisional store janipur, auxillary transformer 33/0.433kv, 250kva 3-phase distribution transformer with bimetallic terminal connectors energy level-2, copper wound, battery bank 110 v,300ah of 55 no cells of 2 volt each,sealed maintt. free vrla type, high impact polyprophelene co-polymer container, flame retardant, 110v battery charger (3-phase) (i) float charging and load current ratings 30a/60a/70a/100a at 220v to 252v dc (ii) boost charging current rating : 50a/55a/60a/70a/80a/100a at 198v to 296/302v dc, 33kv vcb indoor type, 1600a with offered operating mechanism. complete in all respects fitted with indoor ct of ratio 1200-600-300/1-1a with 1 spare vacuum interruptor and one indoor type ct set . the vcb shall be compatabile for installation with bus bars of existing indoor type (1+2)bank, 33kv control and relay auxilliary panel completely wired including sub-station automation supporting ieds/numerical relays of make abb/siemens/ge micom/alstom/schneider with iec 61850 compatibility, 70sq.mm 3 core aluminium cable, 1.1kv grade, unarmoured, pvc insulated stranded conductor frls type, 2-core, 6 sq.mm, 1100v, pvc insulated, pvc sheathed, frls, galvanised steel wire/strip armoured stranded copper conductor control cable complete, iron clad change-over switch 300a ( 3 phase), ms-round bars 40mm dia, gi flat (ms) 50x6mm, earth-pit (treated) 3m complete including civil works as per drawing, cable termination kits 300 sq. mm outdoor, civil work construction of foundation for auxilliary transformer complete as per drawing (7cum), tool kit