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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 supply of provision of 25xmetal enclosures with socket plug top including 20 amps mcbs and allied works : : - two single core 4 sqmm nominal sectional area , supply and fix sheet metal enclosure single pole , supply and fix epoxy powder coated sheet metal for tpn dbs , supply and fix mcbtpn 4 pole 415 volts , supply and fix mcb spn32 amp , supply and fix mcb sp 6 to 32 amp , material and labour for earthing complete with galvanised mild steel earth plate electrode 600 meter thick and not less than 3 meter deep below ground level
Tender For procurement of electrical items under o&m head 2025-26 - electrical items :, earthing complete conventional type having intermittent layer of charcoal and salt/ gi earthing pipe 3.1meter long & 40 mm dia and 50 kg bentonite powder, earthing (chemical) with gi earthing pipe 40 mm 3.1 mtrs. long (bentonite as intermittent layers), earthing (chemical) with gi earthing pipe 20 mm 2.5 mtrs. long, ace chemrod ( artificial concept of earthing by chemical rod ) :- ace chemrod earthing electrode (consisting mild steel galvanised pipe of size 2500 mm in length x 48 mm outer dia. x 2 mm thick, ms rod of size 2575 mm x 16 mm be welded with bottom. the epoxy insulator of not less than 100 mm length is to be fixed on top of mild steel galvanised pipe, earthing g.i.strip (65x6)mm2, gi wire no. 6/8/10, aluminium winding wire/tape/strips etc.., gi stay set complete for d/s/s (1900x 20mm) with staywire 7/10 swg and guy insulator, gi stay set complete for d/s/s (1900x 16mm) with staywire 7/12 swg and guy insulator, 11 kv stay set complete (1800x16 mm) with stay wire 7/10 swg and guy insulator, lt stay set complete (1700x16 mm) with stay wire 7/12 swg, angle/side stay clamp ( 50x6 mm) for 8 mtr 200kg psc pole[galvanized] (1.08 kgs.), galvanised nuts & bolts(assorted size)
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 and fixing of 10(ten) nos chemical gel earthing electrode, dimension length 3100 mm, g.i pipe outer dia 76 mm, terminal dia 21 mm for substaion of kenduadih colliery.
Tender For tender for supply of revamping of earth pits e e - dismantling of old earthpits and reconstructing new earthpits confirming to is3043 as per diagram a of the attachment at the same location where the old earth pit is positioned or at a nearby place as advised by the engineer in-charge with new/freshly purchased materials. job is for providing earthpits at our plant. scope includes dismantling of earthpit , excavation , disposal of debris , dressing of soil , brickwork , providing pvc pipes for entry of electrodes , providing funnel , 3meterdeep pit excavation , providing 100mm gi pipe electrode , filling of charcoal and sand , laying of gi strip and making necessary connections , plaster , fixing of gi strips back to the electrode , providing chequered plate , painting of pit , providing name plate , and all other associated jobs. , supply fabrication and installation of frp plate covers wherever required for earthpits located at our mysore lpg plant. , supply and installation of 50x6 mm gi strips for earthing system complete and as per is 3014 and ieee 80 complying all specifications and drawings and as directed by the engineer in charge. scope of job includes excavation and backfilling of earth after laying of the gi strip. strip shall be laid in different sections wherever the existing earth strip got damaged at mysore lpg plant , supply of no_8 swg solid earth wire , supply and installation of 25x3 mm gi strips for earthing system complete and as per is 3014 and ieee 80 complying all specifications and drawings and as directed by the engineer in charge. scope of job includes excavation and backfilling of earth after laying of the gi strip strip shall be laid in different sections wherever the existing earth strip got damaged at mysore lpg plant
Tender For supply of electrical items - supply of electrical items, chemical earthing system as per is 3043: 1987 consisting of one number of minimum 75 mm dia outer pipe, 25 mm dia inner pipe, minimum 3mm thickness, 3m length gi hot dipped galvanized, zinc coated (minimum 80 micron) nabl/ cpri certified pipe-in-pipe technology complete with related accessories. space inside the electrode should be filled with anti-corrosive & conductive crystalline mixture and then sealed.rohs compliant backfill earthing compound of resistivity less than 1 ohm-m should be anti-corrosive with superior conductive material, cpri/ nabl lab certified with mixture of 2 x 25kgs per earthpit., chemical earthing system as per is 3043: 1987 consisting of one number of minimum 50 mm dia outer pipe, 19 mm dia inner pipe, minimum 3mm thickness, 2m length gi hot dipped galvanized, zinc coated (minimum 80 micron) nabl/ cpri certified pipe-in-pipe technology complete with related accessories. space inside the electrode should be filled with anti-corrosive & conductive crystalline mixture and then sealed.rohs compliant backfill earthing compound of resistivity less than 1 ohm-m should be anti-corrosive with superior conductive material, cpri/ nabl lab certified with mixture of 2 x 25kgs per earthpit., chemical earthing system as per is 3043: 1987 consisting of one number of min 17.2 mm dia, min 250 microns copper bonded nabl/cpri tested ul certified high tensile low carbon steel earth rod, 3 meters length complete with related accessories such as connection bracket, tape to rod clamps etc.rohs compliant earth enhancing backfill compound of resistivity less than 1 ohm-m shall be anti-corrosive & conductive crystalline mixture of 2 x 25kgs per earthpit having minimum carbon content of 98%, nabl/ cpri certified., earthpit chamber, gi strip 25 x 3 mm, installation, testing and commissioning (in tinsukia, dibrugarh, sibasagar, charaideo, jorhat, golaghat)
Tender For tender for work of supply/installation/testing of maintenance free treated earth electrode & bore type earthing & mesh type at various 66kv sub-station under himatnagar circle.
Tender For tender for work of providing and laying of earthing grid mat, grid rods, treated earth electrode for r&m of earthing system at 66 kv majevadi s/s & 66kv prabhatpur s/s under am division junagadh under junagadh circle. (r&m 2025-26)