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| 1 | Material and labour for Graded coarse aggregate of nominal size 40mm, indoor/outdoor substation/ 2 pole/4 pole structure boundary complete all as specified and as directed. |
| 2 | Supply and Fix of Double wall corrugated HDPE duct pipe 120mm outer dia confirming to IS: 14930 (Part-II) of approved colour with fittings for cable protection including taking down unserviceable pipe complete all as specified and as directed. |
| 3 | Supply and Fix Cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size50 sqmm to 95 sqmm including dismantling / taking down unserviceable one complete all as specified and directed. |
| 4 | Supply and Fix Cable jointing kit for 11 KV (Earthed) grade cable for indoortermination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm including dismantling / taking down unserviceable one complete all as specified and directed. |
| 5 | Supply and Fix Cable jointing kit for 11 KV (Earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size50 sqmm to 95 sqmm including dismantling / taking down unserviceable one complete all as specified and directed. |
| 6 | Material and labour for Un-binding from insulators and re–stretching only existing ACSR of any size on HT poles including binding the ACSR with new insulators with aluminium binding wire 2 mm dia complete all as specified and as directed. |
| 7 | All as per srl item No. 6 here-in-before but re–stretching only existing GI earth wire 4 mm diaon HT poles & including binding with 1.63 mm dia GI binding wire complete all as specified and directed. |
| 8 | Material and labour for ACSR conductor including jointing with existing conductor and stringing on pole and proper fastening to insulators with aluminium binding wires and required jumpering connection including dismantling/ taking down unserviceable ACSR, complete all as specified and as directed. |
| 9 | Material and labour for Cross arms including replacement of bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint including dismantling/ taking down unserviceable complete all as specified and as directed. |
| 10 | Supply and Fix Disc type insulator porcelain, vitreous 145mm high and 255 mm dia ball and socket type white, brown or green, double disc with tension clamp for conductor for working pressure voltage 11000 V including dismantling/ taking out unserviceable from Pole complete all as specified and as directed. |
| 11 | Supply and Fix Pin type, porcelain, vitreous, brown, including one galvanised mild steel spindle, two galvanised iron washer and one galvanised iron nut, 150mm dia and 150 mm height for 11000 volts grade including dismantling/ taking out unserviceable from Pole complete all as specified and as directed. |
| 12 | Supply and Fix Loop type insulator, porcelain vitreouswhite, brown or green of size 90x140mm and clearence hole 25.5mm including dismantling/ taking out unserviceable complete all as specified and as directed. |
| 13 | Supply and Fix Lightning arrestor, Gapless Metal Oxide type, distribution class, System voltage-11KV, min rating-10KV, Discharge cap-10 KA, Line discharge class-1 complete with bracket and connection complete all as specified and directed. |
| 14 | Supply and Fix in repair Switch Air brake, gang operated, triple pole, mechanically operated mounted on HT insulators (12 insulators pin type ) andMS galvanised steel frame with operating mechanism operated from ground level with fixed contacts of phosphorous bronze and moving contacts of copper including operating rod for current rating upto 200 Amps, 11000 volts complete with locking arrangement, including 3 Nos drop outexplusion type of fuses with fuse barrels of required capacity to suit load at site, also including provision of two coats of aluminium paint over a coat of red oxide primer on MS work complete all as specified and as directed. |
| 15 | Supply and Fix Expulsion type drop out fuse, single pole, 11000 V, 25 Amps complete with insulator 150mm dia and 150 mm height including dismantling /taking down old unserviceable one complete all as specified and directed. |
| 16 | Earthing complete with galvanised steel earth electrode plate of size 600x600x6mm thick, buried directly in ground (earth pit not less than 2.25m deep below normal ground level) with top edge of the plate not less than 1.50m below normal ground level, connected to galvanised iron earth strip 32x6mm upto test point with suitable GI nuts/bolts and brazed properly up to main board including earth pit in cement concrete 1:2:4 type B-1,precast RCC cover in 1:2:4 reinforced with expanded metal, with suitable handle, excavation and earth work in any type of soil and including light grade GI watering pipe 20mm bore with funnel wire mesh and medium grade GI wire protection pipe 40mm bore up to main board complete as shown in electrical plate No 3 of MES schedule Part-I 2009, connected to earthing testing point including taking out existing unserviceable earthing complete all as specified and testing on completion complete all as specified and directed.Note -(i)The units rate includes the cost of excavation & earth work in any type of soil, charcoal & salt in alternate layers, 20mm GI pipe (light grade) for watering & 40mm GI protection pipe (medium grade) funnel wire mesh PCC chamber in PCC 1:3:6 type C-1 cast iron frame and 40mm thick RCC cover for pit etc & no extra payment will be made. (ii) On testing after completion if the desired earth resistance is not obtained the earthing will be redone at no extra cost |
| 17 | Material and labour for Painting of HT steel tubular pole including cross arm/ bracing/clamps complete with one coat of aluminum paintincludingcross arm, bracings, supports, nuts, bolts, and including makingalternative black and white strips on pole with synthetic enamel paint (each strip 30 cm height) up to 1.5 mtr height from top of PCC foundation block and writing pole Nos and including applying one coat of cement base paint on exposed surface of PCC coping and foundation block complete all as specified and directed. |
| 18 | Trimming off branches of trees touching HT electric over head line by climbing up tree or using ladder at a height not less than 9.5 mtr from ground level and making clear about 3 mtr in radius and carrying and depositing where directed not exceeding 50 mtr complete all as specified and directed. |
| 19 | Material and labour for Periodical servicing & Calibration of HT 11 KV VCB indoor/outdoor type panel by drawing out VCB from panel, removing all dust from VCB, VCB panel including busbar chamber using hot air blower, cleaning of all male/female bushings, busbars, contact points, terminals using spirit, tightening of all contact terminals, greasing of contact point of CT, PT, metering equipments, busbars, greasing of male/female contact points, checking of functional/physical servicibility of CT, PT, Ampmeter, Voltmeter, Selector switches, protection relays, tripping relays, closing coils, spring charging motors, LED indicators, MCBs, Connectors, Fuse bases with HRC fuses, breaker operating mechanism and reassemble of VCB panel complete all as specified and directed. |
| 20 | Material and labour for Setting of 3 ph overcurrent + earth fault relays by secondary injection of current with suitable equipment for overcurrent & earth fault with high set and low set including necessary checking of trip circuit, relay circuit, closing circuit, alarm circuit, DC supply circuit, AC supply circuit and repair of same as required for 11 KV VCB after disconection of incoming and out going HT XLPE cable connection and reconnection of cable ends at existing terminals after completion of relay setting complete all as specified and directed. |
| 21 | Supply and Fix in replacement of LED panel indicator complete with lamp Red/Yellow/green/amber complete all as specified anddirected. |
| 22 | Supply and Fix in replacement of LED panel indicator complete with lamp Blue/white complete all as specified anddirected. |
| 23 | Supply and Fix in replacement of spring charging motor, AC 230 volts complete all as specified anddirected. |
| 24 | Supply and Fix in replacement of battery 12 Volt 80 Ah maintenance free battery along with battery charger similar to existing sample complete all as specified and directed. |
| 25 | Supply and Fix in replacement of Ampmeter selector switch complete all as specified anddirected. |
| 26 | Supply and Fix in replacement 3 phase digital type Volt Meter 0- 12 KV class 0.5 of size 96mm x 96 mm to match the ratio of existing CTs complete all as specified and directed. |
| 27 | Supply and Fix in replacement of voltmeter selector switch complete all as specified and directed. |
| 28 | Material and labour for Filtration/dehydration of transformer oil of transformer voltage grade 11/0.433 KV,indoor/outdoor type, pole / plinth mounted installed at various electric sub station/ pumpin situ till it achieves dielectric strength min 50 KVat 4mm gap all as specified and directed. Note:-(a) New transformer oil to be bought in the company sealed ISI marked container with test certificate (b) Filtration /dehydration of transformer oil shall be carried out at the location where transformer is installed and necessary filter/dehydration plant having pressure gauge, hour meter, temperature gauge to be brought at site by contractorincluding electric supply arrangement to run the dehydration equipment and rate deemed to be included in the quoted rate. |
| 29 | Material and labour for Topping up/ replacement of transformer oil with new transformer oil suitable for working voltage 11000 volts grade including necessary dehydration to achieve dielectric strength min 50 KV at 4mm gap complete all as specified and directed.Note :-(a) New transformer oil to be bought in the company sealed ISI marked container with test certificate (b) Filtration /dehydration of transformer oil shall be carried out at the location where transformer is installed and necessary filter/dehydration plant having pressure gauge, hour meter, temperature gauge to be brought at site by contractorincluding electric supply arrangement to run the dehydration equipment and rate deemed to be included in the quoted rate. |
| 30 | Supply and Fix in replacement of silica gel grains in the breather assembly of transformer complete all as specified and directed. |
| 31 | Supply and Fix in replacement of breather assembly made with polycarbonate base and clear acrylic glass of size min 50mm dia, min 120 mm long of suitable size as per site requirement for transformer complete all as specified and directed. |
| 32 | Supply and Fix in replacement of transformer temperature gauge dial type having temp range 0 to minimum 120 degree celsius complete all as specified and directed. |
| 33 | Opening of top cover in situ or at wksp for transformer capacityfrom 63 KVA to 250 KVA, 11/0.433 KV volts grade by unscrewing all nuts, bolts & washers, draining out transformer oil upto required level and keeping in clean container for replacement of HT/LT bushings,for lifting of core assembly, for cleaning/repair and refixing complete with new cork sheet gasket, existing/new nuts, bolts & washers for transformer indoor/outdoor type, refilling of oil complete all as specified and directed.Note:-HT/LT bushings, Studs, Nuts, bolts & washers required new are measured here-in-after as separate item no-35.00 to 41.00 |
| 34 | Supply only of transformer porcelain bushing outdoor/indoor type in situ/wksp suitable for 11 KV grade complete with brass stud, rubber bush, washers, nuts, checknuts and cork sheet gasket for the rating of 63 KVA to 250 KVA, 11/0.415 KV transformer complete all as specified and directed. |
| 35 | Supply only of transformer LT porcelain bushing indoor/outdoor type in situ/wksp suitable for 1100 volts grade complete with rubber bush, washers, nuts, checknuts and cork sheet gasket for the rating of 63-100 KVA, 11/0.433 KV transformer complete all as specified and directed. |
| 36 | All as per item No-35 here-in-before but for transformer capacity 100-200 KVA, |
| 37 | All as per item No-35 here-in-before but for transformer capacity 200-250 KVA, |
| 38 | All as per item No-35 here-in-before but for transformer capacity 300-850 KVA, |
| 39 | Supply only ofbrass stud suitable for LT 1100 volts grade with cork & rubber washer, double Brass nuts & brass washer at both end of stud for Transformer capacity 63-100 KVA complete all as specified and directed. |
| 40 | All as per item No-39 here-in-before but for transformer capacity 300-850 KVA, |
| 41 | All as per item No-39 here-in-before but for transformer capacity 100-200 KVA, |
| 42 | All as per item No-39 here-in-before but for transformer capacity 200-300 KVA, |
| 43 | Taking out manually defective transformer of capacity upto 250KVA from its position upto road n. exc 1 KM and transportation by vehicle to workshop n. exc 30 KM and reinstallation at original position after repair or Shifting of transformer from present location to original location all as specified and directed. Note: (a) Rate deemed to be included for necessary HT/LT cable/ACSR, earthing connection after installation |
| 44 | Lifting up carefully transformer core after dismantling carefully terminal connections from core to HT/LT bushings, tap changer assembly,drainout all oil and keeping in clean container, dismantling all HT & LT coils from core for rewinding, and reassembling complete with HT/LT coils to core, required necessary numax paper insulation, insulating press board, precompressed board size of 6mm/3mm/1.5mm/1mm, varnishing, heating to achieve insulation level not less than 1000 megaohms at both HT & LT side, core at transformer chamber, tap changer assembly, terminal connection, top cover with new cork sheet gasket, required existing/new nuts, bolts & washers,filling transformer oil, testing after repair complete all as specified and directed for the 250 KVA, 11/0.415 KV transformer. Note:- Opening of top cover, Rewinding of HT/LT coils,transformer oil, nuts, bolts & washers, HT/LT bushings, required new are measured separately under appropriate item |
| 45 | Rewinding of HT coils suitable for 11000 volts grade with new DPC/super enamelled copper wire having Class-F insulation as per existing size and turns for capacity of transformer 63-250 KVA complete all as specified and directed. |
| 46 | Rewinding of LT coils suitable for 1100 volts grade with new DPC /super enamelled copper strip having Class-F insulation as per existing size and turns for capacity of transformer 63-250 KVAcomplete all as specified and directed. |
| 47 | Supply and fixingonly mild steel screw bolts (machine made) with hexagonal head at one end and screwed the other with washer and one hexagonal nut n. exc 5 cm long and 5 to 10 mm dia of neckcomplete all as specified and directed. |
| 48 | Material and labour for Shifting of Transformer from transformer room to PCC foundation at P-2 W/S Installation complete all as specified and directed.Note : PCC work will be paid separately. |
| 49 | Supply and Fix of Anti-climbing device; spikes type fabricated out of M.S. bars (round, square and flat not less than 225mm length of each spike) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the pole complete all as specified and directed. |
| 50 | Material and labour for PCC 1:4:8 type D-2 using 40mm graded stone aggregate in foundation and mass concrete/filling, complete all as specified and directed. |
| 51 | Material and labour for Cement concrete 1:3:6 type C-2 using 40mm graded stone aggregate in foundations, filling and mass concrete complete all as specified and directed . |
| 52 | Material and labour for PCC 1:2:4 type B-1 using 20mm graded stone aggregate in coping and the like including weathering slightly rounded/chamfered angles with & incuding necessary use and waste of form work for fair faces of concrete, complete all as specified and directed. |
| 53 | Supply and fixing mild steel galvanised stay assembly set complete comprising of 14mm dia, 400mm long stay bow, 2150mm long stay rod 20mm dia,300mm x 300mm x 6mm stay plate, thimble, all as shown in electrical plate No.1 of MES Schedule part-I 2010 complete including dismantling and taking out old damaged stay complete all as specified and directed.Note :- PCC , earth work and Insulators etc shall be measured and paid separately. |
| 54 | Supply and fixing Danger notice plateof 1.6mm thick mild steel sheet vitreous enameled white with letter figures and conventional skull and bones in signal red colour and fix with MS clamp for HT size 25 X 20 Cm and taking out of us one complete all as specified and directed. |
| 55 | M & L for cleaning , scraping out old rubbed paint / rust& Painting of transformercompleteof capacity outdoor / Indoor type with one coat ofspray painting with synthetic enamelled gray paint (first grade) by spray painting machine ontransformer & Making SM NO on surface of transformer capacity 63 KVA to 250 KVA complete all as specified and directed. |
| 56 | Supply and Fix in replacement HT 11KV AB (Aerial Bunched) Cable PVC, XLPE and multistranded of aluminium conductor material with 4 core ( i.e 95sqmm x 3core + 70sqmm x 1core ) including all the accessories such as hanging \"J\" Clamp, End extension/support clamp etc, complete all as specified and directed . Make -: Havells/KEI cables/Polycab |
| 57 | M & L in repair for Earth continuity conductor or main earthing lead of 32 X 6 mm galvanized iron strip, buried in ground or fixed to wall in repair complete all as specified and directed. |
| 58 | Supplying and laying synthetic Rubber insulated mats 2.5 mm thick for voltage upto 11 kv for electrical purpose as per IS 15652-2006, suitable for electrical shock safety of sizes 2m x 1m complete all as specified and directed. |
| 59 | Supply and fix in repair non drawout over current protection relay ( 3 OC + 1 EF & INST. Protection )with micro processor based complete all as specified and directed . NOTE : - Relay is suitable as per existing type / Make for 11 KV VCB\"S / Control Panel . |
| 60 | Maintenance /overhauling and calibration of HT VCB 800 Amp capacity suitable for 11 KV by disconnecting and opening the complete assembly checking and overhauling mechanism, tripping system, cleaning and lubricating of all moving parts( replace closing buffer check vacuum intrapter) and carrying out primary and secondary injection test for proper functioning checking of protection device, replacement the unserviceable meter, reconnecting & testing on full load complete.NOTE :- All meters will be measured & paid separately. |
| 61 | Supply only 3 phase digital type Amp meter 0- 120 Amp class 0.5 of size 96 mmx96 mm to match the ratio of existing CTs all as specified and directed. |
| 62 | Galvanised. 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails straining bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. as directed (each line wire to be measured) complete all as specified and directed. |
| 63 | Supply and Fix Chain link MS galvanisd fencing, including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. any size or type with weight not less than 2kg per square metre, including provision of binding wire complete all as specified and directed. |
| 64 | Supply and fixing in repairs vaccum interputer suitable for 11 KV VCB trolly complete all as specified and directed. |
| 65 | Supply, fixing and testing in repairs of control cable of 16 sqmm of multi core complete all as specified and directed . |
| 66 | Disconnecting and taking out worn out jumpers of HT over head line / sub station any size any length after removing binding wire/sub station connector of AB switch/DO fuse unit and replacement with new ACSR weasel conductor jumpers including PVC sleeve in colour coding R/Y/B of same size and length including new binding wire/sub station connectors suitable for AB switch/DO fuse unit, with conducting jelly complete all as specified and directed. |
| 67 | Material and labour fluoresent Retro-reflective sheet of size not less than 50 mm width high grade quality of yellow/Red colour fixed on pole after cleaning and removing paint of existing surface complete all as specified and directed. |
