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| Sr No | Corrigendum Date | Corrigendum | Type | New Submission Date |
|---|---|---|---|---|
| 1 | 29-11-2025 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 06-12-2025 |
| 2 | 13-11-2025 | changeofdates1 | Date | 29-11-2025 |
| 3 | 03-11-2025 | changeofdates | Date | 22-11-2025 |
| Sl. No. | Item Description |
| 1 | Excavation in trenches in soft/loose soil not exceeding 1.5 mtr in depth and not exceeding 1.5 mtr wide for laying of cables, erection of poles,struts, stays etc and getting out all as specified and as directed by Engineer-In-Charge. |
| 2 | All as per item No. 1 here-in-before but in PCC/floor/road |
| 3 | All as per item No. 1 here-in-before but depth exceeding 1.5 metre and not exceeding 3 metre |
| 4 | Returning, filling in including spreading, levelling, watering and well ramming excavated soil in layers not exceeding 25 cm thick each, filling back in trenches after cables have been laid and tested, poles,stays,struts have been erected and tested complete all as specified. |
| 5 | Removal of excavated surplus soil to a distance not exceeding 50 mtr and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all asspecified. |
| 6 | M&L for boring of holes under road, pavement, hard standing by trenchless technology using ultra sounding techniqueand necessary machine or manually without damage nearby electric cable, water pipe line etc including HDPE pipe of 100 mm dia suitable for 0.4 mpa working pressure and sealing the end of pipe complete all as specified and directed. |
| 7 | M&L for laying GI Tubing light grade 100 mm dia for cable potection in road/ floor all as specified and directed |
| 8 | Supplying and laying ofsize 90 mm dia (OD-90 mm & ID-75 mm nominal) DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc.conforming toIS 14930, Part II complete with fitting and cutting, jointing etc direct in ground (90 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required. |
| 9 | Supplying and laying ofsize 120 mm dia (OD-120 mm & ID-103 mm nominal) DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc.conforming toIS 14930, Part II complete with fitting and cutting, jointing etc.direct in ground (90 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required. |
| 10 | Taking out HT/ LT cable of any size/ description from trenches/ floors/ road/ wall/ pipe/ pole and removing & reusefrom site incl making good the disturbed surfaces to match with existing surface all as directed. |
| 11 | Relaying/ Labour only for fixing or passing through pipe, laid in trenches or fixed to pole/wall or fixed to panel board/ VCBat existing places or provided by MES forcarrying to other location, upto 33000/11000 volts grade heavy duty cable with XLPE/PVC insulated stranded aluminium conductor served with inner sheathing of PVC tape, armoured with galvanised steel wire or tape and overall PVC sheathed of size upto 300 sqmm 3 core obtained from item No.10above with required aluminium cable lugs, heat shrink joints specified and directed.Note:The cableJoints and protection pipe and Earth work (if cable laying new rout)shall be meausred seperatly. |
| 12 | Supply, laying in trenches/ with pole, jointing and testing of HT 11 KV rated XLPE insulated, PVC bedded earth system stranded aluminium conductor cable 3 core, 95 Sqmm inclusive all incoming and out-going electric connections, complete all as specified and as directed. |
| 13 | All as per item No 12 above but of size 3 core 120 sqmm |
| 14 | All as per item No 12 above but of size 3 core 150 sqmm |
| 15 | All as per item No 12 above but of size 3 core 300 sqmm |
| 16 | S&F in replacement cable jointing kit for 11 KV (earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and as directed. |
| 17 | All as per item No 16 above but joint of size 120 to 185 sqmm |
| 18 | All as per item No 16 above bu joint of size 240 to 300 sqmm |
| 19 | S&F in replacement cable jointing kit for 11 KV (earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and as directed. |
| 20 | All as per item No 19 above butjoint of size 120 to 185 sqmm |
| 21 | All as per item No 19 above butjoint ofsize 240 to 300 sqmm |
| 22 | S&F in replacement cable jointing kit for 11 KV (earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sqmm complete all as specified and as directed. |
| 23 | All as per item No22 above but straight through joint of size 120 to 185 sqmm |
| 24 | All as per item No 22 above but straight through joint ofsize 240 to 300 sqmm |
| 25 | S&F in replacement cable end termination, outdoor, heat shrinkable type joint complete with jointing material and accessories suitable for 33 KV, 3 core 300 sqmm, XLPE armoured aluminium conductor cable complete all as specified and directed. |
| 26 | All as per item No 25 above but indoor type joint |
| 27 | All as per item No 25 above but straight through type joint |
| 28 | Supply and fixing cable route indicator for HT UG cable of 11000 Volts bolted with 40x6mm flat iron member of height 0.90m and 80mm dia CI plate, embeded in PCC 1:3:6 type C-2 of size 20cm x20cm x30cm block complete all as specified and as directed by Engineer-in-Charge. |
| 29 | Supply and fixing pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut 150mm height, 150mm dia for working pressure 11000 Volts grade of HT line including taking down existing cracked/unserviceable pin type insulator complete all as specified and directed. |
| 30 | S&F in replacement pin type, porcelain, vitreous, white, brown or green insulator/ polymer including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, for 33KV grade complete incl taking down old/unsv all as specified and directed. |
| 31 | Supply and fixing disc type insulators, porcelain vitreous white brown or green, 145mm hight and 255mm dia ball and socket type, single disc assembly for tension with tension clamps for conductor having working pressure 120 KN for11000 Volts /33000 volts (use suitable string ) with highest voltage capacity 12 KV including taking down existing cracked/unserviceable disc type insulator complete all as specified and directed. |
| 32 | Taking down old U/S GO switch any type and size from HT 2/4 poles structures. |
| 33 | S & FGang operated switch outdoor type 11000 Volts, 200 Amp capacity tripple pole machenically operated suitable for operation from ground level and for vertical mounting complete with HT insulators 9 Nos., channel, knife blades, GI pipe medium grade 25 mm dia for operating mechanism worked from ground level , locking arrangement with handle all as specified. |
| 34 | S & FGang operated switch outdoor type 11000 Volts, 400 Amp capacity tripple pole machenically operated suitable for operation from ground level and for vertical mounting complete with HT insulators 12 Nos. with dropout fuse set, channel, knife blades, GI pipe medium grade 40 mm dia for operating mechanism worked from ground level, locking arrangement with handle all as specified. |
| 35 | All as per item No 34 but for 33 KV 400 Amp, operating horizontal direction incl taking down old/unsvall as specified and directed |
| 36 | S&F in replacement expulsion fuse unit single pole mounted on insulator & steel frame complete with fused barrel (drop out fuse) suitable for 11 KV for current rating upto 20 Amp incl taking down old/unsv fuse unit complete all as specifed and directed. |
| 37 | S&F in replacement HT 33 KV outdoor type dropout fuses double stack channel type complete with insulator of rating up to 400 Amps incl taking down old/unsvcomplete all as specified and directed. |
| 38 | Repairing / Servicing the Air break isolating switch HT 11 KV 200/400 Amps by replacingthe defective major spares parts including provn of minor bolts nuts etc all as specified and directed.Note: Major spare parts will be measured & paid seperately under relevant items of Sch-\"A\" |
| 39 | Supply only Male contact/ moving Contact Blade |
| 40 | Supply only Female contact/Fix Contact Jaw |
| 41 | Supply only Tinned copper Flexible jumper 200A/400 A |
| 42 | Supply only MS jumper carrier |
| 43 | Supply only Back Connector plate |
| 44 | Supply only Petroleum Jelly |
| 45 | Dismantling/ Taking down old unserviceable lightning arrestor 11 KV from HT 2/4 poles structures. |
| 46 | M&L for HT 11 KV lightening arrestor expulsion type having discharge capacity of 65 KA, suitable for 11 KV HT line includng making connection with existing GI earth wire. |
| 47 | S&F of lightning arrestors expulsion type complete with all fittings, suitable for 33 KV grade transmission class, discharge capacity 65KA including brackets, clamps, nuts washers and connecting to 4 mm dia GI earth wire including taking out old unservicable lightining arrester allcomplete all as specified and directed. |
| 48 | Supply and fixing of Jumper for HT OH Lines 33/11 KVbus system to GOD and GOD to DO Fuse unit with jumper made of aluminium conductorinsulated with colour coding, (Red Green , Blue) with all conneted item i.e nut bolt, U G clamps etc up to length of size 3 to 5 Mtr all as specified and directed by Engineer -in-charge. |
| 49 | Dismantling concrete poles/ struts of any size complete all as specified and directed. |
| 50 | Demolition of concrete (coping of PCC/ GI pole/ Road) of any description and in any position |
| 51 | Supply and erecting in true vertical position steel tubular swaged pole, 11 metre long, complete with mild steel base plate 6mm thick of size 300mm x 300mm, B-118 finial taper plug, bolts, nuts, washers and screws, type 410 SP-55 including drilling of holes of required size and nuts for fixing of cross arms, painting with two coats of aluminium paint over a coat of red oxideand two coats of black bituminous paint for portion embedded in concrete, painting five black and white bands at lower portion of pole each of 300 mm height at 300mm spacingcomplete all as specified and directed.(Note : Excavation, earth work and PCC in foundation of poles, coping etc shall be measured and paid separately under respective items of Sch \"A\"). |
| 52 | PCC 1:2:4 (nominal mix) type B-2 using 40mm graded crushed stone aggregate, as in coping of poles and the like complete including weathering, slightly rounded or chamfered angles and throating all as specified and directed. |
| 53 | PCC 1:3:6 (nominal mix) type C-2 using 40mm graded crushed stone aggregates, as in foundation filling and mass concrete for poles and stay/installation paths complete all as specified and directed. |
| 54 | M&L for PCC 1:2:4 type B1 using 20mm graded aggregate in coping of size (0.65x0.55x0.45) Mtr for PCC/RCC/Steel tubular pole complete with 10mm thick cement plaster CM 1:4 on coping surface complete all as specified and directed. |
| 55 | M & L for scrapping of old painted surfaces of electric pole covered by dust and other depositedmaterials by cleaningwith wire cup brush on drill /grinderfromsteel tubular pole of length upto 11 metres including cross arms,bracing, clamps etc and painting with one coat of Epoxy zinc phosphate primer and including two coats of synthetic enamal paint upto 1.50 mtr height having alternative existing strip (white and black or Red and yellow )of 30 cm height each, all as specified & directed by Engineer-in-Charge. |
| 56 | M & L for scrapping existing deteriorated complete removal of old paint bywith wire cup brush on drill /grinderfrom the steel tubular 2 pole structure of 9.0-11.0 mtr height above ground levelwithout removing accessories and preparation of surfaces for repainting the poles with and including two coats of synthetic enamal paint upto 1.50 mtr height having alternative existing strip (white and black or Red and yellow )of 30 cm height each, including one coat ofEpoxy zinc phosphate primer to the remaining part of pole (i.e above 1.50 mtr height) and its cross arms, bracing, support and all steel members complete all as specified and directed. |
| 57 | All as per Ser item No. 56 above but for 4 pole structure. |
| 58 | All as per Ser item No. 56 above but for 6 pole structure. |
| 59 | Dismantling ACSR or AAC conductor complete all as specified and directed. |
| 60 | Supply andfixing aluminium conductor, steel reinforced (ACSR) of following sizes as in overhead conductor including fixing aluminium tapes for binding complete all as specified and directed: -(a) 6/1 x 3.0- Ferret (b) 6/1 x 2.59- Weasel(c) 6/1 x 2.11- Squirrel Note: The weight of the conductor shall be determined as stipulated in Preamble (b) & (c)on Page 384 of SSR-2010 Part-II (Rates). |
| 61 | M& L for Stringing of ACSR conductor any size to HT/LT over heads lines, streching properly to achieve proper sag including binding to insulators using GI/aluminium binding wire all as specified and as directed by Engineer-in-Charge. |
| 62 | M& L for Stringing of GI cradle Guaredconductor any size to HT/LT over heads lines, streching properly to achieve proper sag including binding to insulators using GI/aluminium binding wire all as specified and as directed by Engineer-in-Charge. |
| 63 | M&L for restraining of GI wire of any size on pole after disconnecting all binding on cross arms and redoing all bindings providing required T&P all as specified and directed |
| 64 | Supply and fixing PVC moulded LT Line separator suitable for 4 lines OH system. Make- Denson/Mex-well/JB/Jaipuriya brothers |
| 65 | Surface excavation over the areas around the substations not exceeding 45 cm depth and averaging 30 cm deep and getting outspoil inhard & dense soil including levelling the surface. |
| 66 | M&L forscreened river sand/ tibba filling on the levelled ground surface/ducts in sub stations/below 2 pole & 4 pole structures etc |
| 67 | M&L stone aggregate of size 35 to 40mm spreading over sand layerin the substation areas including proper leveling all as directed and shown at site. |
| 68 | M&L stone aggregate of size 20 to 25mm spreading over sand layer in the sub stations areas including proper levelling all as directed . |
| 69 | M&L taking out spreadedaggrgate of any size &sieving the aggrgate & dust/ sand & relaying the aggregate after sieving in the sub stations |
| 70 | M&L brick work with sub class B brick straight cured on plan exc 6m mean radious built in cm 1:4 |
| 71 | Rendering/cement plastering 15mm thick on fair faces of brick work or concrete surfaces in Cement mortor 1:4 finished even and smooth without using extra cement |
| 72 | S & F Plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk),forming holes of Fe 410-W (Gde E- 250) quality without any attachmen use for cable duct cover at substncomplete all as directed. |
| 73 | M&L for replacement of earth pit chamber of size 300 x300 mm (internal dimensions) and 450x450mm(External)with PCC 1:3:6 type C-1 , RCC 1:2:4 type B-1 reinforced with 6 mm dia MS round bars @ 15 cm c/c both ways for cover 50 mm thick with 12 mm dia MS hook of suitable size and shape for lifting and MS angle iron frame 50 x 50 x 4 mm including GI funnel with wiremesh complete all as specified. |
| 74 | Material and labour for fixing of display Board of 60cmx30cm forearth pit made out of 2 mm thick MS sheet welded on angle iron legs 0.75 mtr long (02Nos) of size 40x40x6mm duly embeddedin PCC block 1:2:4, type B-1, using gradedcrushedstone aggregate, of size 23x23x30cm fixed in ground including necessary earthwork. Display Board shall be painted with two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed by Engineer-in- Charge. The following is to be written on the board:- (a) Earth Pit No. -(b)Connected To -(c) Checked on -(d) Next due date.-(e) Ohmic Value |
| 75 | Cutting and uprooting grass, vegetation shrubs, bushwood undergrowth, roots and trees not exceeding 30 cm girth (measure one metre above ground level) in and around electrical sub stations, two/four pole structures and removing rubbish to a distance upto 50 metres outside the periphery of the area, complete all as specified and as directed by Engr-in-Charge. |
| 76 | Supply and fixing of synthetic insulating matsuitable for 11 KV installation of size 1.00 m x 2.00 m and 25mm thick (ISI marked) complete all as specified and directed. |
| 77 | Supply and fixingEarthing dischard rod(ISI Marked), extendable upto 18 feet height with rubber hand grip and suitable size copper wire suitable for working with 11 KV HT lines complete all as specified and directed. Make: Jaipuria/Rashtriya Electricals |
| 78 | Supply and fixAluminium thimble/lugs suitable for 50 sqmm to 95 sqmm XLPE cable all as specified and directed. |
| 79 | Supply and FixAluminium thimble/lugs suitable for 120 sqmm to 185 sqmm XLPE cable all as specified and directed. |
| 80 | Labour for disconnecting LT/HT cable of any size from structure/pole/transformer for finding fault, M&L for defect rectification LT/HT cable laid in trenches or any location by liacting fault with the help of electronic fault machine comprising of surge generator pulse, ECHO fault locator with high frequency distance calculator etc. The entire repair work to be completed with in 12 hours of instruction from Engr-in-charge as specified. Note:- Complaint will be notified to contractor on mobile phone at any time between 0800 to 2200 Hrs and has to be rectified with in 12 hours after notification, failing to which Rs500/- per day complaint will be recoverd. fault locating with electronic fault locator, excavation and earth work, disconnecting and reconnecting both end of cable, relaying of sand and protective cable covers are deemed to be included in the quioted rate all as specified and directed by Engineer-in-charge.Note: joint kit will be measured seperately in appropriate item in this schedule |
| 81 | Labour only for disconnecting LT/HT cable of any size from pole (height 7.5 to 9 mtr) /transformer/panel and re-connecting ofcable at both endafter removing carbon /burnt insulation part of cable by cutting refixing cable withnew cable lugs . The entire repair work to be completed with in 06 hours of instruction from Engr-in-charge all as specified. Note:- Complaint will be notified to contractor on mobile phone at any time between 0800 to 2200 Hrs and has to be rectified with in 06 hours after notification, failing to which Rs 500/- per daywill be recoverd per complaint. |
| 82 | M&L for earthing complete with GI earth plate 600x600x6mm thick electrode and 32x6 mm GI strip as earthing lead buried directly in ground (Earth pit not less than 2.25 Mtr deep below ground level) with top edge of the plate not less than 1.5 Mtr below normal ground connected to GI strip earth lead by means of bolts, nuts, check , nuts and washers of galvanised iron or steel all as shown on electrical plate no. 3 including 40 mm dia medium grade GI protection pipe, 20mm dia GI medium grade watering pipe, funnel, wire mesh , charcoal dust, PCC pit and 50mm thick RCC cover, earth work in any type of soil connected to earthing test point complete all as specified and as directed.Note: GI stripbeyond 7.5Mtr length from earth electrode shall be measured and paid separately). |
| 83 | All as per item No 82 above but with 4 mm dia GI wire as earthing lead andGI protection pipe 20mm dia medium grade. |
| 84 | M&L for earthing complete with copper earth plate 600x600x3.15mm thick electrode and 20x3 mm copper strip as earthing lead buried directly in ground (Earth pit not less than 2.25 Mtr deep below ground level) with top edge of the plate not less than 1.5 Mtr below normal ground connected to copper strip earth lead by means of bolts, nuts, check , nuts and washers of copper all as shown on electrical plate no. 3 including 40 mm dia medium grade GI protection pipe, 20mm dia GI medium grade watering pipe, funnel, wire mesh , charcoal dust, PCC pit and 50mm thick RCC cover, earth work in any type of soil connected to earthing test point complete all as specified and as directed.Note : Copper strip & GI pipe 40mm dia beyond 7.5mtr length from earth plate shall be measured & paid separately under respective item) |
| 85 | S&F earthing strip 32x6mm GI fixed to wall/pole/buried in ground /drawn in pipe complete. |
| 86 | S&F earthing strip 20x3.0 mm copperfixed to wall/pole/buried in ground /drawn in pipe complete. |
| 87 | S&F GI wire 4mm dia iron fixed to wall/pole/buried in ground /drawn in pipe complete. |
| 88 | S & F Danger notice plate for HT poles size 1.6 mm thick mild steel sheet vitreous enemelled white letter figures and converntionl skull and bones maked in red colour with MS clamp of flate iron 25X3mm size, bolts, nuts, size of plate 25 X20 Cm complete all as directed by Engineer-In-Charge. |
| 89 | Dismantling unserviceable any size of cross arms from pole /structures/anti-climbing device etc complete allas specified and directed. |
| 90 | M&L for MS work confirming to Fe-410-O or Fe-310-O as in cross arms, support, bracings, stiffeners, clamps channels fabricated from structural steel including nuts, bolts and washers welding, bending cold or hot drilling holes for bolts in any shape or size all as directed including two coats of aluminium paint over a coating of red oxide primer all as directed by Engineer-In-Charge. |
| 91 | M&L for anti climbing devices, spike type fabricated out of MS bars (Round, square and flat) including nuts, bolt, washers and welding in two halves made to shape to suit the cross section of the pole including painting etc complete all as specified and as directed. |
| 92 | Cutting/trimming of tree branches under OH LT/HT electric line including cleaning upto 3.00 mtr horizontal distance on both sides of OH electric line from ground level of the poles including removing all creepers smal bushes etc of under OH line upto 60 mitre each span complete all as specified and directed.Note: Materials/T&P like Axies, Daw, rope and the like will be provided by the contractor without any extra cost to the Govt. |
| 93 | M&L for stay assembly complete with MS stayplate 300x300x6mm thick galvanized stay rodnot less than 20mm dia, 2.15 M long galvanized stay bow, galvanized thimble,stay clamp etc. all as shown in electrical plate No1of SSR part-I.Note:- Excavation,earthwork,cement concrete loop type insulators and stay wire shall be measured and paid separately under relevant items. |
| 94 | M&L for Galvanised stay strand, size 7/4mmcomplete. |
| 95 | M&L for loop insulator, vitreous, porcelain, white, brown or green, large size with overall dimensions 50x140mm clearance of hole 25.5 mm complete. |
| 96 | Overhauling/ servicing /calibration of HT VCB 400/630 Amps 33 KV of any make by carrying out following job:-(i) Taking out VCB trolly from the panel board.(ii) Removal of dirt,dust & carbon particles by air blower(iii) Cleaning of all moving & fixed contacts of VCB with dry cloth & CRC solution and greasing of moving contacts & gears.(iv) Checking and setting of VCB ON/OFF operation mechanism through TNC & push button and triping relay and adjust the trip setting.(v)Checking tightness of all control wires.(vi) Checking leakage in vacuum interrupter by Hi-Pot test.(vii) Assembly of trolly and testing complete.(viii) Servicing shall be got carried out by authoised rep of the VCB manufacturer and the service engineer submit a service report of each VCB with detais of settings perameter.Note: Spare parts shall be undertaken through authorised service centre of OEM as directed by the Engineer-in-charge. |
| 97 | Overhauling/ servicing /calibration of HT VCB 400/800 Amps 11 KV of any make by carrying out following job:-(i) Taking out VCB trolly from the panel board.(ii) Removal of dirt,dust & carbon particles by air blower(iii) Cleaning of all moving & fixed contacts of VCB with dry cloth & CRC solution and greasing of moving contacts & gears.(iv) Checking and setting of VCB ON/OFF operation mechanism through TNC & push button and triping relay and adjust the trip setting.(v) Checking tightness of all control wires.(vi) Checking leakage in vacuum interrupter by Hi-Pot test.(vii) Assembly of trolly and testing complete.(viii) Servicing shall be got carried out by authoised rep of the VCB manufacturer and the service engineer submit a service report of each VCB with detais of settings perameter.Note: Spare partsshall be undertaken through authorised service centre of OEM as directed by the Engineer-in-charge. |
| 98 | Supply and fixing in replacement microprocess numerical relay for 33/11 KV VCB tripping system ( 03 Over Current/02 O/C , 01 Earth Fault and high set instantaneous protection in single unit) suitable for opration on 24V DC-110V DCall as per Model No CGI14N/CGI4C of Make: Crompton Greaves or equivalent in AREVA(Note:ifExisting relays are of Electromagnetic type, hence any modification in the wiring,and panel sheet enclosure is deemed to be inclusive in the scope of work). |
| 99 | Supply and fixing in replacement Ammeter for HT panel Square dial of size 100 mm digital type complete all as specified and as directed.Make : AE/Rishabh (Note: Existing meter analough type and large in size, hence any modification in the wiring,and panel sheet enclosure is deemed to be inclusive in the scope of work). |
| 100 | Supply and fixing in replacement voltmeter for HT panel Square dial of size 100 mm digital type complete all as specified and as directed.Make : AE/Rishabh(Note: Existing meter analough type and large in size, hence any modification in the wiring,and panel sheet enclosure is deemed to be inclusive in the scope of work). |
| 101 | M & L for Vaccum Interrupter type WL-33379 or as per exixtingsuitable for 11 KV VCB Panelcomplete all as specefied and directed. |
| 102 | M & L for Isolating contact assembly 400/800 Amps with complete set of contact (set of six) suitable for 11 KV VCB Panelcomplete all as specefied and directed. |
| 103 | Supply and fixing in replacement indicator lamp assembly 24V DC in (Red,Yellow, White, Green & Blue colour) for HT panels complete all as specified and as directed. |
| 104 | Supply install, testing and commissioning in replacementof Power packunit input voltage 90-270 Volts and out put voltage 24 Volts DC having4-digit degital Volt & Ammeter, High resolution D/A, A/D converter , Digital interface as standard function etc. including taking out US battery bank unitcomplete all as specified and as directed |
| 105 | Supply install, testing and commissioning in replacement of Power packunit input voltage 110 Voltage and out put voltage 24 Volt DC having4-digit degital Volt & Ammeter, High resolution D/A, A/D converter , Digital interface as standard function etc. including taking out US battery bank unit complete all as specified and as directed |
| 106 | Supply and fix Motor cut off switch complete all as specified and directed |
| 107 | Supply and fix ZZ Switch complete all as specified and directed |
| 108 | Supply and fix HRC Kit kat fuse 2A, 4A,6A ,10A & 20 A complete all as specified and directed |
| 109 | Supply and fix Closing coil 24V DC complete all as specified and directed. |
| 110 | Supply and fix Tripping coil 24V DC complete all as specified and directed |
| 111 | Supply and fix of Multifunction meter (V,A,P,PF) for 11 KV VCB as per existing sample complete all as specified and directed. |
| 112 | Supply and fix of Big gear and small gear set complete all as specified and directed. |
| 113 | Supply and fix of TNC switch 11 KV/33 KVpanel complete all as specified and directed. |
| 114 | Supply and fix Segment gear complete all as specified and directed. |
| 115 | Supply and fix of 11 KV Spring charging motor 220V AC/DC complete all as specified and directed. |
| 116 | Supply and fix Motor & Gear assembly 110V DC and 220 ACfor 11 KV VCB Panelcomplete all as specefied and directed. |
| 117 | M&L for painting to VCB,Fire stand post ,duct plate etc atinstallations with two coats of synthetic enamel paint after making the suface free from oil/grease/rust and applying a coat of red oxide primer complete including writing details as per directed like as SM Nos/feeder detail etc. all as specified and as directed. |
| 118 | S & F in repair Aux relay Buch/WTI/OTIfor 11 KV VCB panel ,Auxiliary supply 24Volt DC as per existing complete all as specified and directed. |
| 119 | S & F Cast resin type 11KV VCB three phase current transformer having ratio 100+50/5+5Aas per IS: 2705 having protection core class 5P10, burden of 15VA and metering core class CL1.0 and burden of 15VA, breaking capacity of 13.1 KV for 1.0 second |
| 120 | S & f 11KV VCB three phase indoor oil cooled PT of ratio 11KV/RT 3/10V/RT 3/110/RT 3 class 0.5-3, burden 100VA, insulation level 35/75 KV, voltage factor 1.2 cont and 1.9 for 30 sec, conforming to IS-3156 |
| 121 | S&F in replacement HT fuse wire upto 60 amp asper site requirement mounting on insulator of 2 Pole/4 Pole structure complete with fused barrelfor 11 KV complete all as specifed and directed. |
| 122 | Disconnecting, opening of HT Capacitor bank of any description and any make of rating 11 KV indoor capacitor switching APFC paneland outdoor capacitor bank type with automatic/manual control having output 2400 KVAR (Step rating proposed : 400 KVAR x 2+800 KVAR x 2 desired 0.99) for servicing / overhauling, taking out and removing unserviceable / defective parts including cleaning & servicing, greasing, oiling of the parts etcand replacement of unserviceable parts with new one, reassembling the HT Capacitor Bankafter overhauling/ servicing and its testing complete all a specified and directed. Note:Replacement of unserviceable parts shall be measured and paid for separately under appropriate item of Sch \"A\" as supply only |
| 123 | Spply only HT HRC Fuses suitable for 11 KV, 400 KVAR complete all as specified and directed. |
| 124 | Spply onlyHT HRC Fuses suitable for 11 KV, 800 KVAR complete all as specified and directed. |
| 125 | Spply only NDVR Relay suitable for 400 KVAR step complete all as specified and directed. |
| 126 | Spply only Contactor coil |
| 127 | Spply only Copper bus bar 50x10 mm length 1 mtras per site requirement |
| 128 | Dismantling and taking down by removing HT and LT connection of indoor /outdoor type 11/0.433 KV transformer of capacity up to 200 KVA from existng platform/4 Pole/inside sub station Lowering the same carefully and shifting to other location within Air force station(both tech & resdential) as directed by Engineer-in-charge with and including re-installation by means of arrangement and testing and including additional/alterationfoundation according manufactures complete all as specified and directed . Note : (a) Installation of transformer , testing and connecting the both HT/LT cables , commissioning of transformer after checking voltage and loading at full load shall deemed to be included in quoted rates .(b) Contractor shall provide necessary tripod, chain & pulley, T&P, etc for transportation, the rent and foundation for additional/alteration shall deemed to be included in the quoted rate. |
| 129 | All as per srl item No128, abovebut capacity of transformer more than200 KVA andupto 500KVA complete all as specified and directed . |
| 130 | Repair to distribution transformer step down 11/0.433 KV indoor/outdoor type of capacity 100 KVA to 250 KVA, after dismantling the transformer carefully, opening the top cover of transformer for inspection /repair, draining out the transformer oilfrom the housing complete, taking out the core and winding by disconnecting the internal connections, removing the carbon/sludge deposit in transformer housing core, replacement of unserviceable rubber bushes and washers, replacement of tap changer winding and thimbles, replacement of silica gel, replacement of top cover gasket set including pasting with pasting material, replacement of worn out nut and bolts, replacement of unserviceable LT & HT bushes, cutting the burnt out winding and re-winding the same with suitable size of super enamelled copper/aluminium wire as per existing guage, insulating the winding connection by using fire proof sleeve and fire proof tape, varnishing the coil, keeping the coils in electric oven chamber for 24 hrs to remove the moisture, painting of complete transformer body from outside and inside, marking of MES/SM Number etc, replacement of conservator tank glass, re-installing the core and winding inside properly, making the all connection with suitable copper lugs, filling of new transformer oil, reinstalling the top cover after cleaning and painting of housing, conservator tank, expulsion vent etc, Meggering the LT and HT side of the Transformer and testing complete all as specified and directed by Engineer-in-Charge. Note :- (i) Winding wire for making of coils, HT/LT bushes, new transformer oilwill be measured & paid seperately(ii) Contractor is required to submit test report for repaired transformer duly signed by Engineer-in-Charge before installation. |
| 131 | All as per Srl item No 130 above but of capacity 11 / 0.433 KV, above 250 KVA upto 630 KVA complete all as directed. |
| 132 | S & F in replacement brass terminal rod with nuts , boltswasher and bushing suitable for HT and LT side of the transformer of any make and capacity upto 200 KVA complete all as specified and directed . |
| 133 | All as per srl item No132, abovebut capacity of transformer more than200 KVA andupto 630KVA complete all as specified and directed . |
| 134 | S & F in replacement tap changing switch suitable for operation on 11/0.433 KV distribution transformer with tapping\"s on 2.5% , 5% and 7.5% on requirement basis for upto 630 KVA capacity transformer complete all as specified and directed . |
| 135 | Supply and Filling in replacement superior quality silica jel inside the breather assembly and fixing properly with transformer complete all as specified & directed. |
| 136 | S & F in replacementoil valve for drain out/filling in screwed both ends with iron wheel head suitable for transformers up to 200 KVA capacity complete all as specified anddirected. |
| 137 | All as per srl item No 136, abovebut capacity more than 200 KVA andupto 630 KVA complete all as specified and directed . |
| 138 | M & L for fabrication HT / LT side box covers made of bakelite sheet10 mm thickness with proper nuts bolts incl cutting sheet to required size , drilling holes for nuts/bolts etc complete allas specified and directed. |
| 139 | S & F in replacement oil temperature gauge 0 -120 degree analogue dial type for transformer complete all as specified & directed |
| 140 | M & L for filteration and dehydration of transformer oil by dehydration machine to achieve the die-electric strength/ insulation value upto65 KV/40KV (RMS) atstandardgap of electrodes 2.5 mm for one minute in 33 KV/11 KV transformer capacity 3 MVA TO 5 MVA including insulation testing of oil with help of suitable equipments before and after dehydration including BDV Test compete all as specified and directed.Note:(i) Contractorwill have to arrange the dehydration machine and transformer oil dielectric strength testing equipmentas mentioned and same shall be deemed to be included in the item rate quoted.(ii) Test result of transformer oil before and after dehydartion is required to submit by contractor duly signed by all concerned. (iii) The contractor shall ensure that the conservator tanks are full to its level before commencement of dehydration process. (iv) Additional quantity of transformer oil if any required for making the oil level upto the requirement in transformer shall be measured and paid separately as supply and filling but its cost of heating shall be deemed to be included in the rate quoted for above item. |
| 141 | Supply and filling transformer power oil meeting IEC 60296-2003-11, 3rd edition standard specification and ASTMD 1275B test requirements for corrosive sulpher of BDV not be less than 70 KV at 2.5mm gap for reduced level of transformer due to evaporation/ leakage/losses due to dehydration in HT33 KV transformer/HT 11 KV AVR transformer/11 KV distribution transformer all as as specified and directed. |
| 142 | Supply only super enameled copper conductor wire of suitable gauge and size as per requirement for rewinding of 33/11/0.433 KV power/distribution transformer complete all as specified and directed . |
| 143 | Supply only super enamelled aluminium conductor wire of suitable gauge and size as per requirement for rewinding of 11/0.433 KV distribution transformer complete all as directed. |
| 144 | Supplying and fixing in replacement, Porcelain Transformer bushing on LT (440 Volt) side, including brass stems conical bush and gasketafter disconnecting electrically and mechanically for indoor/outdoor transformer of capacity upto 160 KVA andre-connecting electrically and mechanically, testingcomplete all as specified and directed. Note.The rates quoted is deemed to be included the cost of necessary labour charges for draining out & re-filling transforer oil,opening of top cover by unscrewing nut, bolts washers andsuitable size pad type bus bar almuminium and nut bolt washers. |
| 145 | All as per Serial item No144 here-in-before butcapacity 200 KVA to 315 KVA |
| 146 | All as per Serial item No 144 here-in-before but capacity 400 KVA to 630 KVA |
| 147 | Supplying and fixing in replacement, Porcelain Transformer bushing on HT (11 KV) side, including brass stems conical bush and gasketafter disconnecting electrically and mechanically for indoor/outdoor transformer of capacity upto 160 KVA andconnecting electrically and mechanically, testingcomplete all as specified and directed. Note.The rates quoted is deemed to be included the cost of necessary labour charges for draining out & re-filling transforer oil,opening of top cover by unscrewing nut, bolts washers andsuitable size pad type bus bar almuminium and nut bolt washers and reconnection |
| 148 | All as per Serial item No 147 here-in-before but200 KVA to 315 KVA |
| 149 | All as per Serial item No 147 here-in-before but 400 KVA to 630 KVA |
| 150 | Supplying and fixing in replacement,all unserviceable gasketafter disconnecting electrically and mechanically for indoor/outdoor transformer of capacity upto 200 KVA andre-connecting electrically and mechanically, testingcomplete all as specified and directed. Note.(i) The rates quoted is deemed to be included the cost of necessary labour charges for draining out & re-filling transforer oil,opening of top cover by unscrewing nut, bolts washersetc. (ii)Joint shall be leak proof and any leakage noticed after repair work shall be rectified by the contractor without any extra cost to the deptt. |
| 151 | All as per Serial item No 150 here-in-before butmore than 200 KVAand up to 630 KVA |
| 152 | S & F in replacement, Silica Gel Breather assembly including vent pipe and Silica Gel for indoor/outdoor transformers,capacityupto 200 KVA complete all as specified and directed. |
| 153 | All as per Serial item No152 here-in-before butcapacity more than 200 KVA and upto 630 KVA |
| 154 | Supply and fixing in replacement 3mm thick Sheet glass (each not exceeding 0.9 Sqm) ordinary quality and glazing with oil putty on cabin of OTI and WTI gauge of transformer upto capacity 630 KVA complete all as specified and directed. |
| 155 | Supply and fixing in replacement thermometer of transformer upto capacity 630 KVA complete all as specified and directed. |
| 156 | M & L for cleaning and preparation of steel surfaces of existing dull painting of transformer outdoor type including radiators, cooling ducts, vent pipes, condensor etc and applying two coats of synthetic enameled paint (heat resistant type)according to to IS colour code by spray machine including writing MES /SM No. in capital letters of suitable size on body for capacity upto 160KVA transformer outdoor/indoor complete all as specified and directed |
| 157 | All as per item No: 156 but capacity above 200 KVA and upto 630 KVA. |
| 158 | Repair to distribution Power transformer 33/11 KV outdoor type of capacity 3 MVA to 5 MVA , after dismantling the transformer carefully, opening the top cover of transformer for inspection /repair, draining out the transformer oilfrom the housing complete,replacement of unserviceable rubber bushes and washers, replacement of tap changer winding and thimbles, replacement of silica gel, replacement of all gasket set including pasting with pasting material, replacement of worn out nut and bolts, replacement of unserviceable HT bushes, painting of complete transformer body from outside and inside, marking of MES/SM Number etc, replacement of conservator tank glass, filling of new transformer oil, reinstalling the top cover after cleaning and painting of housing, conservator tank, expulsion vent etc, Meggering the Transformer and TTRtesting with complete all as specified and directed by Engineer-in-Charge. Note :- Transformer oil /Winding wirewill be measured & paid seperately(ii) Contractor is required to submit test report for repaired transformer duly signed by Engineer-in-Charge before installation. |
| 159 | Supply and fix inreplacement WTIrelay suitable for 3.15 MVA /5 MVA transformer control panel completeall as specified and directed by Engr-in-charge. |
| 160 | Supply and fix inreplacement OTI relay suitable for 3.15 MVA/ 5 MVA transformer control panel complete incl taking down unsv all as specified and directed by Engr-in-charge. |
| 161 | Supply and fixinreplacement Mastertripping relay with display suitable for 3.15 MVA/5 MVA transformer control panel complete incl taking down unsvall as specified and directed by Engr-in-charge. |
| 162 | Supply and fixinreplacement Differntial protectionrelay with display suitable for 3.15 MVA/5 MVA transformer control panel complete incl taking down unsvall as specified and directed by Engr-in-charge. |
| 163 | Supply, fixing and testingin replacement Buchholz relay with display suitable for 3.15 MVA/5 MVA transformer control panel complete incl taking down unsvall as specified and directed by Engr-in-charge. |
| 164 | Supply and fix inreplacement Over/Under voltage protectionrelay with display suitable for 3.15 MVA/5 MVA transformer/ 33 KV VCBcontrol panel complete with testing and calibrationincl taking down unsvall as specified and directed by Engr-in-charge. |
| 165 | Supply & Fixmarshaling box complete with all sensor/Meter/indicatorfor protection of winding temprature , oil temprature etc suitable for 5 MVA/3MVA Transformeror as per existing incl connection andtaking down unsv all as specified and directed. |
| 166 | M&L for overhauling of the 11 kV Automatic Voltage Regulator (AVR) involves a comprehensive inspection, cleaning, testing and restoration process to ensure reliable performance and accurate voltage regulation. The scope includes the following :-(a) Initial Inspection: Visual and mechanical inspection of the AVR and associated components to assess overall condition and identify faults or degradation.(b) Dismantling: Safe removal and disassembly of the AVR unit including checking connections, terminals and internal assemblies.(c) Cleaning: Removal of dust, oil, moisture, and other contaminants using appropriate cleaning agents and techniques.(d) Component Testing: Electrical testing of control circuits, sensing mechanisms and regulating components to detect wear, drift or failure.(e) Replacement of minorParts: Replacement of defective or worn-out components such as resistors, capacitors, relays, or control cards with compatible, high-quality spares. |
| 167 | (f) Reassembly and Calibration: Reassembling the AVR and performing calibration to manufacturer specifications for optimal voltage regulation performance.(g) Final Testing: Functional testing under simulated or actual load conditions to verify stability, response time and output regulation.(h) Reporting: Preparation of a detailed service report including findings, actions taken, test results and recommendations.Note :- (i) Restore the AVR to its original working condition with improve efficeincy andreliable operation of the 11 KV system.(ii) The above work shall be carried out by the authorised manufacturer and rate for the same are included in this item. Nothing shall be paid extra on this account. Note :- Following Major spare parts will be measured & paid seperately |
| 168 | Supply only AVR Carbon roller assemblycomplete all as specified and directed |
| 169 | Supply only tag and tail assey AVRcomplete all as specified and directed |
| 170 | Supply only B4c limitt switchcomplete all as specified and directed |
| 171 | Supply only PCB sensing relaycomplete all as specified and directed |
| 172 | Supply only Motor 40 KG with Gearcomplete all as specified and directed |
| 173 | Supply only Delta change flip flopcomplete all as specified and directed |
| 174 | Supply only TDR 240 V AC complete all as specified and directed |
| 175 | Supply only Aux Contactorcomplete all as specified and directed |
| 176 | Supply, installation, testing and commissioning of 11 kV, 630 Amp, 3 Pole, Outdoor Type Load Break Switch (LBS) with manually operated gang mechanism, suitable for breaking load current under normal service conditions, complete with insulators, arcing horns, operating mechanism, earth blades, padlocking arrangement and all other necessary accessories for safe and efficient operation ,The LBS shall be mounted on hot dip galvanized steel support structure duly fabricated with base frame, operating pipe, crank and handle, including providing and casting of cement concrete foundation in 1:3:6 type C-2 (using 40 mm graded stone aggregate) with necessary excavation, formwork, curing and finishing smooth, including grouting of bolts and painting of steel structure with two coats of aluminium paint over one coat of red oxide primer, complete all as specified and directed by Engineer-in-Charge. |
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