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| 1 | Material and labour for dehydration including filtration of transformer oil by employing on line filtration plant including testing of sample before and after dehydration and filtration for following transformer capacity etc complete all as specified and directed. (To achieve dielectric strength not less than 50KV/4mmair gap after completion of dehydration and filtration). (a) Transformer 400KVA - 01 No(b) Transformer 315KVA - 04 Nos(c) Transformer 250KVA - 01 No(d) Transformer 200KVA - 07 Nos(e) Transformer 125KVA - 01 No(f)Transformer 100KVA - 09 NosNote: (i)Dehydration of transformer oil in the Transformer shall be carried out on the site through dehydration machine and the amount quoted is deemed to be inclusive of this provision.(ii)Cost of all the Labour work like disconnecting the cable and reassemble and drum etc. shall deemed to be included in the quoted rate. |
| 2 | Supply and filling of new transformer oil of BDV not less than 50 KV for Toping up/ filling oftransformer oil in different transformer complete all as specified and as directed. |
| 3 | Disconnecting HT/LT connection of transformer, 11000/433V, 3 Phase, 4 wire system and opening up the top cover of transformer of capacity400/315 KVAfor checking the conditions to carryout repairs at site, including draining out oil from the transformer in suitable container andrepair to the transformer with replacement of parts (as required), checkingthe lead connection from winding to bush rods including necessary soldering/jointing etc and after complete repair, refilling the dehydrated oil, replacing perished gasket with new gasket of same size and testing on full load after connecting the HT/LT connections complete all as specified and as directed. Note:- The spare parts required shall be measured and paid separately. |
| 4 | Disconnecting HT/LT connection of transformer, 11000/433V, 3 Phase, 4 wire system and opening up the top cover of transformer of capacity250/200 KVAfor checking the conditions to carryout repairs at site, including draining out oil from the transformer in suitable container andrepair to the transformer with replacement of parts (as required), checkingthe lead connection from winding to bush rods including necessary soldering/jointing etc and after complete repair, refilling the dehydrated oil, replacing perished gasket with new gasket of same size and testing on full load after connecting the HT/LT connections complete all as specified and as directed. Note:- The spare parts required shall be measured and paid separately. |
| 5 | Disconnecting HT/LT connection of transformer, 11000/433V, 3 Phase, 4 wire system and opening up the top cover of transformer of capacity125/100 KVAfor checking the conditions to carryout repairs at site, including draining out oil from the transformer in suitable container andrepair to the transformer with replacement of parts (as required), checkingthe lead connection from winding to bush rods including necessary soldering/jointing etc and after complete repair, refilling the dehydrated oil, replacing perished gasket with new gasket of same size and testing on full load after connecting the HT/LT connections complete all as specified and as directed. Note:- The spare parts required shall be measured and paid separately. |
| 6 | Supply only for replacement of Gasket cork Sheet 5mm thick superior quality complete all as specified and as directed. |
| 7 | Supply onlyforReplacement of HT bushing of transformer 11/0.433 KV of capacity up to 400/315 KVA complete all as specified and as directed. |
| 8 | Supply onlyforReplacement of HT bushing of transformer 11/0.433 KV of capacity up to 250/200 KVA complete all as specified and as directed. |
| 9 | Supply onlyforReplacement of HT bushing of transformer 11/0.433 KV of capacity up to 125/100 KVA complete all as specified and as directed. |
| 10 | Supply onlyforReplacement of LT bushing of transformer 11/0.433 KV of capacity up to400/315 KVA complete all as specified and as directed. |
| 11 | Supply onlyforReplacement of LT bushing of transformer 11/0.433 KV of capacity up to250/200 KVA complete all as specified and as directed. |
| 12 | Supply onlyforReplacement of LT bushing of transformer 11/0.433 KV of capacity up to125/100 KVA complete all as specified and as directed. |
| 13 | Supply and spread loose filling with aggregate of gauge 63mm inside the fencing of two pole structure/ four pole structure transformer yard upto a layer thickness of 150mm complete all as specified and as directed. |
| 14 | Supply and fix for Replacement of silica gel/breather assemblyClear View type of11 KV/0.433 KVtransformer capacity up to 400 KVA complete all as specified and as directed. |
| 15 | Supply and fix in repairs Dial type Temperature gauge, 0 to 100◦C range complete with suitable to any make, type and capacity of transformer complete all as specified and as directed. |
| 16 | Supply and fixfor Replacement of silica gel only standard type complete all as specified and directed. |
| 17 | Material and labour for preparation of old painted surfaces and cooling coils/ fins of transformers 11/0.433 KV of capacity upto 400/315 KVA by removing oil marks using chemical or hot blow lamp. Spray painting to prepared surfaces using synthetic enamel paint of superior quality of colour as approved by AGE E/M as per standard engineering practice with one coat, including writing SM No, MES No, Make and capacity with white paint having height of each letter not less than 2.5 cm and width not less than 1cm all as required and as directed. |
| 18 | All as per item No 17.00 described here-in-before but transformer of 250/200 KVA Capacity. |
| 19 | All as per item No 17.00 described here-in-before but transformer ofKVA 125/100Capacity. |
| 20 | Material and labour for preparation and cleaning of old paintedsurface of theHT 2 pole structure, channels and cross arms clamps section up to 100 mm x 50mm etc and applying one coat of zinc chromium primer and2 coatsaluminium paint for cross arms any number of each poleafter preparation of surface complete all as specified and as directed. |
| 21 | Material and labour for preparation and cleaning of old paintedsurface of theHT 4pole structure, channels and cross arms clamps section up to 100 mm x 50mm etc and applying one coat of zinc chromium primer and2 coatsaluminium paint for cross arms any number of each poleafter preparation of surface complete all as specified and as directed. |
| 22 | Material and labour for preparation of old cement coated surface, cleaning the surface of theRCC HT pole above the ground level including coping area with 2 coatsof acrylicexterior emulsion paint over a coat of cement primer after preparation of surface complete all as specified and as directed. |
| 23 | Supply and fix in repair for Single Post insulator, 11 KV with hardware fittings etc. complete all as specified and as directed. |
| 24 | Material and labour for lightening arrestor expulsion typecomplete with all fittings, transmission class, discharge capacity 65 kilo ampsuitable for 11000 Volts including brackets, clamps, nuts, washers and connecting to earth wire 4mm dia GI wire including taking down existing one etc complete all as specified and as directed. |
| 25 | Supply and fix in repair for Single Pin insulator, 11 KV with hardware fittings etc complete all as specified and as directed. |
| 26 | Supply and fix in repair switch air break, gang operated, triple pole, mechanically operated, mounted on9 insulator and steel frame, with operating mechanism worked from ground level, having current rating upto 200 Amps for working pressure 11000 Volts with drop out type fuses (three numbers of 40 Amp capacity) including applying grease for male / female contact and replacement of burnt termination gripsall as specified and as directed by the Engineer-in-Charge. |
| 27 | Material and labour for aluminium conductor, steel reinforced on 11 KV over head line including dismantling the unserviceable ACSR conductor etc complete all as specified and directed. |
| 28 | Material and labour for cross arms, bracings, supports, clamps and back plates fabricated from steel section including nuts, bolts, washers, welding bending cold or hot drilling holes for bolts in any shape or size as indicated or directed and inclusive ofone coat of primer, one under coat and one finishing coat of aluminium paint all as specified and as directed. |
| 29 | Material and labour for repair/ maintenance of AB Switch 11 KV, Gang operated device of any type and size including cleaning of male and female contacts, greasing of all moving parts, replacement of all unserviceable contacts, insulators, replacement of GI pipe used to operating AB Switch including taking down existing one etc complete all as specified and as directed. |
| 30 | Supply and fix in replacing of Male and Female Contacts of AB Switch complete all as specified and directed by Engr-in-Charge. |
| 31 | Material and labour for Replacing of Contacts ofDrop out fuse assembly complete all as specified and directed by Engr-in-Charge. |
| 32 | Removing grass, bushes and creepers growing attransformer yard, LT panel board, two pole structures and four pole structures and keep theyard area and surroundingneat and clean including spraying of necessary chemical required for destroying grass/shrubs/ weeds complete all as specified and as directed. |
| 33 | Material and labour for cutting/ Trimming of tree branches 3 mtr all around apart from LT O/H line, two pole/ 4 pole structures, substations, cleaning ofLT/OH conductor line and removing trimmed tree branches from site all as specified and as directed. |
| 34 | Supply and laying HT UG Cable,XLPE insulated, PVC sheathed, armoured, screened, cross-linked polyethylene, galvanised steel strip wire earthed, electric power cable (heavy duty) with standard aluminium conductor, 6.35/11 KV, 11000 Volts grade of size 3 core 95 sqmm complete all as specified and as directed. |
| 35 | Supply and laying HT UG Cable,XLPE insulated, PVC sheathed, armoured, screened, cross-linked polyethylene, galvanised steel strip wire earthed, electric power cable (heavy duty) with standard aluminium conductor, 6.35/11 KV, 11000 Volts grade of size 3 core 185 sqmm complete all as specified and as directed. |
| 36 | Material and labourin replacement of Cable joining kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with joining material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 Sqmm to 95 sqmm 3 core with working voltage 11000 volts complete all as specified and as directed. |
| 37 | Material and labourin replacement of Cable joining kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with joining material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sqmm to 185 sqmm 3 core with working voltage 11000 volts complete all as specified and as directed. |
| 38 | Material and labourin replacement of Cable joining kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with joining material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 240 sqmm to 400 sqmm 3 core with working voltage 11000 volts complete all as specified and as directed. |
| 39 | Material and labourin replacement of cable end termination out door, heat shrinkabletype suitable for XLPE cable of size 50 Sqmm to 95 sqmm 3 core with working voltage 11000 voltswith jointing martial and accessories including testing etc complete all as specified and as directed. |
| 40 | Material and labourin replacement of cable end termination out door, heat shrinkabletype suitable for XLPE cable of size 120 Sqmm to 185 sqmm 3 core with working voltage 11000 volts with jointing martial and accessories including testing etc complete all as specified and as directed. |
| 41 | Material and labourin replacement of cable end termination out door, heat shrinkabletype suitable for XLPE cable of size 240 Sqmm to 300 sqmm 3 core with working voltage 11000 volts with jointing martial and accessories including testing etc complete all as specified and as directed. |
| 42 | Material and labour in replacement of synthetic Rubber insulated mats 2.5 mm thick for voltage upto 11 KV for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m complete all as specified and as directed. |
| 43 | Supply and fix in replacement of Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colourand including fixed with M.S. clamps, bolts and nuts of approved size, for HT, 25x20cm size complete all as specified and as directed. |
| 44 | Material and labour for opening the cover of HT 11 KV 630A-800A,RMU Panel, cleaning the fixed and moving contacts inside the VCBproperly, checking of alignment of spring charging mechanism, servicing and greasing all movablemechanism, replacement of defective MCB, wiring and checking the battery charger and the indoor cable terminal Boots completeall as specified and as directed. |
| 45 | Supply and fixin replacement of Indoor Cable terminal Boot (set of 3) forHT 11 KV 630A-800 A, RMU Panel complete all as specified and as directed. |
| 46 | Supply and fix in repair Battery 7 AH (02 Nos) , 12V DC with inbuilt charging unitfor HT 11 KV 630ARMU Panel complete all as specified and as directed. |
| 47 | Repairing and servicing of HT 11 KV VCBalong with CTs/PTs of current rating upto 400 A, rupturing capacity250/200 MVA of any make and type by drawing out breaker assembly from panel and carry out the following work:-(i)Cleaning/ decarburizing of all fixed and moving contacts, levers, springs using suitable cleaning agent and tightening of screws, nuts, bolts, spring etc.(ii)Adjust the trolley in and out mechanism.(iii) Lubricating/greasing of all operating mechanism and moving parts, switching & tripping mechanism, automatic shuttering system, necessary brazing, turning, polishing of main and auxiliary contact, demoisturing of insulators, etc to be done.(iv) Testing of tripping performance of HT VCB by secondary current injection and testing of CT ratio and polarity.(v)Checking of tripping relay including interlocking elements of the mechanical clearances of the operating mechanism, internal wiring circuit etc, tightening of all connections, replacement of HRC fuse, fuse carrier base (if any found u/s)including removing moisture deposit inside the VCB.(vi) Checking all end terminals, Tighting the nut bolt and washers, replace the unserviceable nut, bolt & washers, draw-in the breaker, put in position, engage theVCB with the supply systemand testing for smooth functioning. |
| 48 | Supply and fix of Closing Coil Assembly ( 110V DC) as per existing size, type and suitable for 11 KV VCBincluding taking down old item complete all as specified and as directed. |
| 49 | Supply and fix of Tripping Coil Assembly ( 110V DC) as per existing size, type and suitable for 11 KV VCBincluding taking down old item complete all as specified and as directed. |
| 50 | Supply and fixing, of LED indicator of RED/ GREEN/ YELLOW/ AMBER including taking down old materials complete all as specified and as directed. |
| 51 | Supply and fixing, of push button RED/ GREEN/ YELLOW/ BLACKincluding taking down old materials complete all as specified and as directed. |
| 52 | Material and labour for Calibration of protective relays both 02 Nos over current and 01 No earth fault relay of IDMT or any other type by using relay injectionkit including necessary adjustment of over current / earth fault / earth leakage by secondary current injection test along with testing and calibration of pickup current, time setting multiplier, tripping delay time, auto resetting of time, etc for successful operation at the time of fault occurrence as required according to the connected load complete all as specified and as directed. |
| 53 | Supply and fix in replacement of Panel Heaters (Space heater 80W) and Thermostat including necessary wiring complete all as specified and as directed. |
| 54 | Material and labour for Earthing complete with using GI earth plate electrode 600 x 600 x 6.0 mm thick 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 level and earth plate surrounded with adequate quantity of charcoal dust mixed with salt to a packed thickness off 15 cm all around the plate with using galvanised iron strip 32x6mm as earthing lead moulded and retrieved to earth plate at one end and connected to main switch / control board at another end with and including 40 mm dia GI light grade from upper end of earth plateupto external faceof the wall of the building including 20 mm dia bore GI pipe light grade as water pipe from chamber to upper edge of the plate GI funnel with wire mess fixed on water pipe and provision of PCC 1:2:4 type B-1 (Using 20 mm graded stone aggregate) duly reinforced with mild steel round bar 8 mm dia@ 150 mm c/c both ways with 10 mm dia mild steel bars as in liftinghandle with and including necessary excavation and earth work including laying the pipe concealed in floor / wall all as per plate No.3 of SSR Part-I complete all as specified and as directed including testing on completion Note: If the desired resistance is not found earthing shall be done by the contractor at no extra cost to Govt. |
| 55 | Supply and fix in repair DC power pack with battery backup unitcomplete all as specified and directed. Technical specification of DC power pack unit are as under:-(a) Input voltage: 110 VAC OR 230 VAC =20%, -30%(b) Input Burden : Less than 50VA During charging Period. Without Output Load.(c) Output Voltage : 24VDC / 30VDC / 48VDC / 220VDC.(d) Output Load : 100W Nominal(e) Continuous Load : 100 Watts.(f) Impulse load : 450 W for 240 mSec(min. 10 pulses)(g) Overall Dimension : 280mm (w) * 190 mm (h) * 210 mm (d)(h) Weight : 7.0 Kg |
| 56 | Dismantling of unserviceable / broken electric pole of any size and type with disconnectingall connections, demolition of concerted foundation including excavation earth work as required and removing the same from site complete all as specified and directed. |
| 57 | Supply and erection of steel tubular swaged poles 11 meter long, type 410 SP-55 in true vertical position complete with cast iron base plate, final taper plug, bolts, nuts and screws pole cap etc conforming to IS-2713(Part-1 to 3)1980 including painting two coatsof black bituminous paint throughout internally, and externally up to the planting depth and the remaining portion of the exterior shall be painted with two coats of aluminium paint over a coat of red oxide primer after necessary preparation of surfacescomplete all as specified and as directed. |
| 58 | Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for laying of LT UG cable, pipe, pole, stay etc and not exceeding 10sqm on plan and getting out in hard and dense soilincluding taking out and removal of old bricks laid over for protection of cable all as specified and as directed. |
| 59 | All as per item No 58.00 described here-in-before but depth exceeding 1.50m and not exceeding 3.00m. |
| 60 | Returning filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm each all as all as specified and as directed. |
| 61 | Removing excavated material to a distance not exceeding 50 Mtr and depositing where directed at a level not exceeding 1.5 mtr above the starting point all as specified and as directed. |
| 62 | Supply and lay reinforced precast concrete cable cover, class HV, type 1, flat reinforced of size300mm x 180mm x 40mm for protection of cable abutting each laid dry flat width equal to the length of cable cover etc complete all as specified and as directed. |
| 63 | Material and labour for providing Plain Cement Concrete 1:4:8 type D2 with using 40mm graded stone aggregate as in foundations, filling and mass concrete including necessary form work etc complete all as specified and as directed.(For PCCBed of Poles) |
| 64 | Material and labour for providing Plain Cement Concrete 1:3:6 type C2 with using 40mm graded stone aggregate as in foundation of steel tubular poles and stay with necessary form work as required complete all as specified and as directed. |
| 65 | Material and labour for providing Plain Cement Concrete 1:2:4 type B1 with using 20mm graded stone aggregate as in coping of steel tubular poleswith necessary form work as required complete all as specified and directed. |
| 66 | Supply and spreading in natural riddled soil as earthcushioning to cable by using IS sieve to separate the composite particle/roots etc and refilling in trenches and compacted in layers to form a solid bed covering to cable all as specified and as directed. |
