REPAIR / MAINTENANCE OF CERTAIN 11 KV SUB STATIONS AND OTHER CONNECTED WORKS AT BENGDUBI MIL STATION UNDER GE BENGDUBI

Amount

S & F in repairs Steel Tubular Poles complete with and including cast iron base plate, finial taper plug, bolts , nuts & screws, type 410 SP-55(11 Metre long), also including painting to the external exposed surfaces with 2 coats of aluminium paint over 1 coat of red oxide primer and with 2 coats of black bituminous paint over 1 coat of red oxide primer to the external exposed surfaces of steel poles embedded in the ground / concrete after preparation of the surfaces, numbering to the poles, complete in all respect as specified and as directed. Note:- Excavation & Earth Work, concrete for foundation and coping shall only be measured and paid for separately.

S & F in repairs Steel Tubular Poles complete with and including cast iron base plate, finial taper plug, bolts , nuts & screws, type 410 SP-31(09 Metre long), also including painting to the external exposed surfaces with 2 coats of aluminium paint over 1 coat of red oxide primer and with 2 coats of black bituminous paint over 1 coat of red oxide primer to the external exposed surfaces of steel poles embedded in the ground / concrete after preparation of the surfaces, numbering to the poles, complete in all respect as specified and as directed. Note:- Excavation & Earth Work, concrete for foundation and coping shall only be measured and paid for separately.

Excavation in trenches in soft/loose soil not exceeding 1.5 metre wide & not exceeding 1.5m in depth for laying of LT under ground cables/ pipes and not exceeding 10 Sqm on plan & 1.5 metre in depth for pole etc and getting out, complete all as specified and directed.

All as per item No. 2.00 above but depth exceeding 1.50 metre and not exceeding 3.00 metre.

Returning, filling in, including spreading, watering and well ramming in layers not exc 25cm thick in layers, complete all as specified and directed.

Removal of surplus spoil to a distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point, complete all as specified and directed.

M & L for cement concrete type C-2(1:3:6) (using 40mm graded stone aggrgate) for pole foundation including provision of necessary form work, complete all as specified and directed.

M & L for cement concrete (1:2:4) type B-1 (Using 20mm graded stone aggregates) for coping of pole etc including provison of necessary form work, complete all as specified and directed.

M& L for Sand cushioning in trenches for cushioning of underground cable including spreading, levelling, well ramming in layers not exceeding 25cm in thickness, complete all as specified and directed.

Supplying and laying factory made (Make as approved by the GE) pre cast unreinforced concrete cable cover of class HV, type 1, flat, size 300mm x 180 mm x 40 mm for cable protection in trenches, complete all as specified and directed.

Taking down old unserviceable existing XLPE insulated, heavy duty electric cables with aluminium conductor 11000 volts grade including aluminium lugs, from the trenches /duct/ any other location, complete all as specified and as directed. Note:- Excavation and earth work shall be measured and paid for separately.

Supply, laying and testing cable XLPE insulated, screened PVC bedded, galvanised steel strip or wire armoured electric power cables (hevy duty) with aluminium conductor 11000 volts grade (Earthed) of size 95 sqmm 3 core (Make Havells/ Gloster/Finolex/KEI), complete all as specified and directed. Note:- Excavatioin and earth work, sand cushioning, protection covers, protection pipes and jointing kits Iincluding jointing materials shall be measured and paid for separately.

Supply, jointing and testing in repairs cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination, heat shrink type joint complete with and including jointing materials and accessories suitable for 11KV XLPE insulated armoured aluminium cable of size 95 Sqmm 3 core, complete all as specified and as directed.

Supply, jointing and testing in repairs cable jointing kit for 11 KV (Earthed) grade cable for indoor termination, heat shrink type joint complete with and including jointing materials and accessories suitable for 11KV XLPE insulated armoured aluminium cable of size 95 Sqmm 3 core, complete all as specified and as directed.

Supply, jointing and testing in repairs straight through cable jointing kit (Heat shrinkable type) for 11 KV (Earthed) grade cable complete with and including jointing materials and including accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm and including provision of aluminium thimbles, complete all as specified and as directed.

Supply, jointing and testing in repairs cable jointing kit for 11 KV (Earthed) grade cable for outdoor termination, heat shrink type joint complete with and including jointing materials and accessories suitable for 11KV XLPE insulated armoured aluminium cable of size 120 to 185 Sqmm 3 core, complete all as specified and as directed.

Supply, jointing and testing in repairs straight through cable jointing kit (Heat shrinkable type) for 11 KV (Earthed) grade cable complete with and including jointing materials and including accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 Sqmm and including provision of aluminium thimbles, complete all as specified and as directed.

M&L for earthing complete of advance encapsulated compound based (CPRI tested) maintenance free, pipe-in-pipe technology upgraded (Zinc & Alloy coated). Zinc coated (80-100) microns with pure zinc(99.9%) & alloy coating (200-250) microns. Earthing system shall be conforming to IS-3034, the outer and inner pipe shall be 76.2mm & 41.9mm dia, 3 metre length Zinc coated with additional special alloy coating 300mm on the topside for additional protection of the terminal annular space between the pipes being filled up with compact fill (CF) (Crystalline conductive compound). The compact fill (CF) mixture shall be machine pressed in the pipes and should not disintegrate or collapse when outer pipe corrodes. The inner pipe shall be extended with terminals for connectivity. The job includes digging the pits and refilling the same by electrodite/ conductolite back fill comopound (Ground Enhancer). The BFC shall be eco friendly, it shall not contain environmentally hazard materials having ROHS certification from NABL accredited lab. The earth pit shall also be provided with earth pit cover for protection and safe guard of terminals. In area where soil condition is bad, good earth shall be provided to fill the excavated pits by mixing the same with BFC, 4 bags (as per soil condition) extra per pit/unit. The earth electrode (the main component of the earthing system) which is in direct contact with the ground shall be able to provide a means of releasing or collecting earth leakage current. The materials shall have good electrical conductivity & anti-corrosion property in wide rage of soil condition and testing on completion including dismantling unserviceable earthing complete all as specified and as directed, Make ASHLOK Model- ASEEL or equivalent of make JMV/True Power as approved by the GE .

M&L for earthing complete of advance encapsulated compound based (CPRI tested) maintenance free, pipe-in-pipe technology upgraded (Zinc & Alloy coated). Zinc coated (80-100) microns with pure zinc(99.9%) & alloy coating (200-250) microns. Earthing system shall be conforming to IS-3034, the outer and inner pipe shall be 76.2mm & 41.9mm dia, 2 metre length Zinc coated with additional special alloy coating 300mm on the topside for additional protection of the terminal annular space between the pipes being filled up with compact fill (CF) (Crystalline conductive compound). The compact fill (CF) mixture shall be machine pressed in the pipes and should not disintegrate or collapse when outer pipe corrodes. The inner pipe shall be extended with terminals for connectivity. The job includes digging the pits and refilling the same by electrodite/ conductolite back fill comopound (Ground Enhancer). The BFC shall be eco friendly, it shall not contain environmentally hazard materials having ROHS certification from NABL accredited lab. The earth pit shall also be provided with earth pit cover for protection and safe guard of terminals. In area where soil condition is bad, good earth shall be provided to fill the excavated pits by mixing the same with BFC, 4 bags (as per soil condition) extra per pit/unit. The earth electrode (the main component of the earthing system) which is in direct contact with the ground shall be able to provide a means of releasing or collecting earth leakage current. The materials shall have good electrical conductivity & anti-corrosion property in wide rage of soil condition and testing on completion including dismantling unserviceable earthing complete all as specified and as directed, Make ASHLOK Model- ASEEL or equivalent of make JMV/True Power as approved by the GE.

S&F in repair Pin type, porcelain, vitreous, white, brown or green insulator including one galvnished mild steel spindle, two galvanised iron washers and one galvanied iron nut, 150 mm height and 150 mm dia, for 11 KV grade, complete all as specified and directed.

S &Fin repair post type, polymer insulator including Borron free ECR FRP rod with silicon rubber, two GI washers and one iron nut, 150mm height, 150mm dia for 11000 Volts grade complete all as specified and as directed

S&F in repair Disc type insulator, procelain, vitreous 145mm high and 255mm dia, 11 KV ball & socket type, white, brown or green, single disc assembly for tension with tension clamps for conductors, working pressure 11000 volts, complete all as specified and as directed.

M&L for Over head aluminium conductor steel reinforced conductors, of size as ordered, including dismantling of old one, complete all as specifed and directed.

M & L for cross arms, 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 preparation of exposed surfaces, application of one coat of red oxide primer and thereafter 2 coats of alluminiuam paint including dismantling of old one, complete all as specified and directed.

S&F switch air break, gang operated, triple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 400 Amps and working pressure 11000 Volts with drop out type fuses (three numbers of 40 Amp capacity) complete including dismentling air break gang operated switches vertical/horizontal mounted including insulator sand operating mechanism for replacement of broken/worn out components and insulators etc all as specified and directed.

S&F in repair, lightening arrester, non-linear metal oxide type, complete with and including all fittings, expulsion type, transmission class, discharge capacity 65 Kilo amps suitable for 11 KV, out door typeand also including necessary connection and fittings all as per IS-3070 Part-III and IEC 1994, complete all as specified and as directed.

S&F in repairs Danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with and including M.S.clamps, bolts and nuts of approved size for 33 KV HT, 25x20cm size, complete all as specified and directed.

Supply and fix in replacement Horn gap fuse unit, polymer type, 11 KV, complete all as specified and directed. Make - High tension switch gear Ltd / Jaipuria / SK industries / Pactil .

M&L for earth continuity conductor or main earthing lead of size 25x4 mm galvanized iron strip fixed to wall on batten or recess or chases or burried in ground or drawn in existing conduit / pipe or fixed to poles or any other indicated situation for loop earthing etc including dismantling of existing one, complete all as specified and directed. Note :- Excavation and earth work shall be measured and paid for separately.

All as per item No.29 above but for strip of size 32mm x 6mm .

M & L for repair of existing PCC coping of all type of pole/panels etc, cracked, damaged PCC coping repair with PCC 1:2:4 (type B1) by using 20mm stone aggregate incl necessary fromwork, weathering, slightly rounded or chamfered angles and throating, also including finishing the exposed concrete surfaces with 15mm thick rendering in CM 1:4 finished even & smooth with two coat of white wash etc complete all as specified and directed.

Dismantling of existing earthing concrete pit (including its cover), including necessary excavation, earth work and disposing off the retrieved debris outside the premises, complete all as specified and as directed.

M&L for PCC 1:3:6 type C-1 (using 20mm graded stone aggregate) as in earthing pit including necessary use & waste of form work, excavation and earth work etc, complete all as specified and directed.

M&L for pre-cast RCC 1:11/2:3, type A-0 (using 12.5 mm graded stone aggregates) as in cover slabs etc for earthing pits, including use of the forms, moulds or machine moulds etc, complete all as specified and directed. Note:- Reinforcement shall be measured and paid seperately.

M&L for TMT bars 08 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia, or securing with clips etc, complete all as specified and as directed.

Surface dressing averaging 15cm depth in soft/loose soil for cleaning and cutting/removal of green vegetation in and around the installations and removal of the soil outside of the installation including spreading thin layer of anti vegetation chemical to prevent abnormal growth of grass/bushes,complete all as specified and directed

Cuttting / trimming of tree branches in close proximity to over head lines to maintain a clearance of 2.0 metres from the over head line to nearby trees, complete all as specified and as directed. Note:- Only effected Length of over head conductor (length of only one conductor for the effected area) shall be measured as per Running Meter for payment purpose .

Material and labour for preparation of old rusted steel exposed surfaces of HT swaged poles of 11m length, cross arms, brackets etc mounted on poles, applying one coat of synthetic enamel paint upto 1.2 metre height as per the existing pattern above the P.C.C coping & one coat of aluminium paint beyond 1.2 metre height (for the remaining exposed surfaces) of the poles as well as on the exposed surfaces of cross arms, brackets etc mounted on the poles, re-writing pole numbers and cutting vegetation growth all around the poles upto 1 metre radius, including replacement of self adhesive fluorescent colour tape as per existing pattern and size, complete all as specified and directed.

Supply and fix in repair moulded case circuit breaker FP 440 volts 50 c/s 400 amps breaking capacity 36 KA 100% icu including supply and fixing 4 pole spreading terminal all as specified and as directed.

Supply and fix in repair moulded case circuit breaker FP 440 volts 50 c/s 350 amps breaking capacity 36 KA 100% icu including supply and fixing 4 pole spreading terminal all as specified and as directed.

Supply and fix in repair moulded case circuit breaker FP 440 volts 50 c/s 250 amps breaking capacity 36 KA 100% icu including supply and fixing 4 pole spreading terminal all as specified and as directed.

Supply and fix in repair moulded case circuit breaker FP 440 volts 50 c/s 160 amps breaking capacity 36 KA 100% icu including supply and fixing 4 pole spreading terminal all as specified and as directed.

Supply and fix in repair moulded case circuit breaker FP 440 volts 50 c/s 200 amps breaking capacity 36 KA 100% icu including supply and fixing 4 pole spreading terminal all as specified and as directed

Supply and fix in repair moulded case circuit breaker, FP, 440 volts, 50 c/s, 63 Amps breaking capacity 16 KA, 100% icu including supply and fixing 4 pole spreading terminal, complete all as specified and as directed.

Supply, fix & testing in replaceemnt of current transformer (CT) of 11 KV, single phase, indoor resin cast, CT ratio 100/50/5 Amps (dual core - one for metering and other for protection) having 16 VA burdon and class 5P-10 protection, complete all as specified and directed.

Supply, fix & testing in replacement of current transformer (CT) of 11 KV, single phase, indoor resin cast, CT ratio 50/25/5 Amps (dual core - one for metering and other for protection) having 16 VA burdon and class 5P-10 protection, complete all as specified and directed.

Disconnection of HT/LT connection & earth connection, dismantling carefully of the under mentioned indoor/ pole mounted, outdoor/indoor type, Step Down Transformers of the under mentioned capacities from primary/ secondary side, transportation to workshop (The contractor must have workshop within the radius of 100 KM of the Mil Stn and the same shall be approved by GE) by crane or any other mode for carrying out the repairs, opening of the transformer in the presence of Engineer-In-Charge and Contractor, preparing inventories for the serviceable & unserviceable parts/components, decanting transformer oil, storing the same in suitable container safely, opening the top cover, disconnection of the live parts, dismantling bushing, lifting core assembly, checking the winding slackness, winding burning, distortion of core, cleaning and drying the tank, core, varnishing, baking by oven heating, cleaning of tank, conservator, cooling tube and including necessary leak testing, lowering of complete core assembly inside the fully cleaned transformer after carrying out repairs, refilling of the tank with dehydrated Transformer oil, Topping up the tank with new transformer oil, testing in the presence of EIC & submission of the Test Report to meet the requisite parameters for satisfactory performance of the Transformer from WBSEB/AEI, Transportation back of the repaired Transformer to the original site, re-installation at the original position, making connections of cables on primary / secondary side, commissioning & again testing, complete all as specified and directed :- Notes:- (i) The quoted rates shall be deemed to include for all the repairs, replacements, other elements etc, to make the Transformers fully functional & serviceable to the entire satisfaction of the GE. However the payment for the items/materials/ works as included under items Nos. 50 to 58 & 64 herein-after, to the extent required and as ordered shall only be paid for separately. (ii) The quoted rates shall also be deemed to include for providing necessary Temporary Standby Transformer (which will be made available by the Deptt. at AGE E/M Store Yard) for interrupted electric supply [at the location of the existing Transformer(s)] for the affected period for carrying out repairs to the existing Transformer(s). Cost of transportation of the Transformer from AGE E/M Store Yard to the site of Transformer to be repaired, material & labour for making electric connection of the standby Transformer, disconnection of the standby Transformer after arrival of the repaired Transformer, Transporting back of the standby Transformer to the AGE E/M Store Yard, shall be deemed to be included in the quoted rate of above item. (iii) The contractor must have own one dehydrated hot Vacuum Filtration Plant with minimum 1000 liter per hour capacity Transformer Oil Filtration plant with a provision of oil test set for immediate showing of result. The plant must have provision of on load filtration.

25KVA to 75KVA capacity, 11000/440 Volts.

100 KVA to 150 KVA capacity, 11000/440 Volts.

200 KVA to 250 KVA capacity, 11000/440 Volts.

315 KVA to 500 KVA capacity, 11000/440 Volts.

M&L for carrying out the repairs to transformer, step down, 11/0.433 KV, 25 to 75 KVA capacity at existing position on pole and/or on platform after disconnection of HT/LT connection & earthing lead, opening of transformer cover plate, taking out of transformer oil to a level as required and kept in clean & dry container for re-use of the same, repairing/overhauling of the defective parts/components including replacement of unserviceable items/components as directed, making connections of the transformer after repairs, topping-up the tank with the same transformer oil, dehydrated old oil and with new oil as required/directed and testing the Transformer, all as specified and directed :- NOTES :- (i) The Transformers as catered for under this item are other than those included under item No 47.01 herein before. (ii) The quoted rates shall be deemed to include for all the repairs, replacements, other elements etc to make the Transformers fully functional & serviceable to the entire satisfication of the GE. However the payment for the items/materials/ works as included under items Nos. 50.01, 51.01, 52, 56, 64.01 herein-after, to the the extent required and ordered shall only be paid for seperately.

M&L for carrying out the repairs to transformer, step down, 11/0.433 KV, 100 to 250 KVA capacity at existing position on pole and/or on platform after disconnection of HT/LT connection & earthing lead, opening of transformer cover plate, taking out of transformer oil to a level as required and kept in clean & dry container for re-use of the same, repairing/overhauling of the defective parts/components as directed including replacement of unserviceable items/components, making connections of the transformer after repairs, topping-up the tank with the same transformer oil, dehydrated old oil and with new oil as required/directed and testing the Transformer, all as specified and directed :- NOTES :- (i) The Transformers as catered for under this item are other than those included under item No 47.02 & 47.03 herein before. (ii) The quoted rates shall be deemed to include for all the repairs, replacements, other elements etc to make the Transformers fully functional & serviceable to the entire satisfication of the GE. However the payment for the items/materials/ works as included under items Nos. 50.01, 51.01, 52,56, 58, 64.01 herein-after, to the extent required and as directed, shall only be paid for seperately.

Supply only porcelain bushing on HT side with Brass assembly as per the existng duly threaded at both ends with and including oil seal, heavy gauge brass nuts, washers suitable for the following capacity of transformers, complete all as specified and as directed.

25KVA to 100KVA capacity, 11000/440 Volts (11000 volts grade bushing).

150 KVA to 250 KVA capacity, 11000/440 Volts (11000 volts grade bushing).

315 KVA to 500 KVA capacity, 11000/440 Volts (11000 volts grade bushing).

Supply only porcelain bushing on LT side, 1100 Volts grade with brass stud assembly as per the existing duly threaded at both ends with and including oil seal, heavy gauge brass nuts, washers suitable for the following capacity of transformers, complete all as specified and as directed.

25KVA to 100KVA capacity, 11000/440 Volts.

150 KVA to 250 KVA capacity, 11000/440 Volts.

315 KVA to 500 KVA capacity, 11000/440 Volts.

Supply only of breather assembly having transparent MS body with top and bottom portion pressed with mettalic cover, suitable for fixing on existing pipe of size 15/20/25 mm bore as per site requirement and for transformers of 25 KVA to 100 KVA capacity, complete all as specified and as directed. Note for Item Nos . 52 to 55 : Cost for provision of silica gel not included in the scope of above items.

Supply only of breather assembly transparent MS body with top and bottom portion pressed with metalic cover, suitable for fixing on existing pipe of size 15/20/25 mm bore as per site requirement and for transformers of 150 KVA to 250 KVA capacity, complete all as specified and as directed.

Supply only of breather assembly transparent MS body with top and bottom portion pressed with metalic cover, suitable for fixing on existing pipe of size 15/20/25 mm bore as per site requirement and for transformers of 315 KVA to 500 KVA capacity, complete all as specified and as directed.

Supply only of breather assembly transparent MS body with top and bottom portion pressed with metalic cover, suitable for fixing on existing pipe of size 15/20/25 mm bore as per site requirement and for transformers of 2 MVA to 3MVA capacity, complete all as specified and as directed.

Supply only tape changer switch HT 11 KV of 7 point complete for transformer of capacity 25 to 100 KVA to match with the existing and as approved by GE all as specified and as directed.

Supply only tape changer switch HT 11 KV of 7 point complete for transformer of capacity 150 to 315 KVA to match with the existing and as approved by GE all as specified and as directed.

Supply only silica gel of superior quality of 5 to 10 mm grade, complete all as specified and directed.

M&L for rewinding of HT coils using proper size DPC Copper wire having class F insulation as per existing size and turns including provision of minor insulation materials suitable for HT coils for 11/0.433 KV & 33/11 KV capacity Transformers, complete all as specified and as directed. Note:- Gauge and quality of copper wire shall be as per existing and got approved from GE before incorporation.

M&L for rewinding of LT coils using proper size DPC Copper wire having class F insulation as per existing size and turns including provision of minor insulation materials suitable for LT coils for 11 /0.433 KV capacity Transformers, complete all as specified and as directed. Note:- Gauge and quality of copper wire shall be as per existing and got approved from GE before incorporation.

M&L for rewinding of HT coils using proper size DPC Aluminium wire having class F insulation as per existing size and turns including provision of minor insulation materials suitable for HT coils for 11/0.433 KV & 33/11 KV capacity Transformers, complete all as specified and as directed. Note:- Gauge and quality of Aluminium wire shall be as per existing and got approved from GE before incorporation.

M&L for rewinding of LT coils using proper size DPC Aluminium wire having class F insulation as per existing size and turns including provision of minor insulation materials suitable for LT coils for 11 /0.433 KV capacity Transformers, complete all as specified and as directed. Note:- Gauge and quality of Aluminium wire shall be as per existing and got approved from GE before incorporation.

Supply and fix in repairs of Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe of 20mm bore, complete all as specified and as directed.

Supply only 6mm thick synthetic bonded rubberized cork gasket sheet for top cover and primary / secondary bushes for the following capacities of transformers, complete all as specified and as directed.

25 KVA to 100 KVA capacity, 11000/440 Volts

150 KVA to 250 KVA capacity, 11000/440 Volts

315 KVA to 500 KVA capacity, 11000/440 Volts

02 MVA to 3 MVA capacity, 33/11 KVA

Supply only transformer Oil conforming to IS-335 (make : POWER OIL/HP/BP) for toping up /oil change of Transformers of any capacity at different locations, complete all as specified and as directed. Notes:- (i) The dielectric strenght of the transfomer oil shall not be less than 50 KV in 2.5mm gap electrode. (ii) Quoated rate shall also be deemed to include for testing of transformer oil from CPRI / Govt. approved lab as per relevant IS and submission of necessary test reports.

Vaccume dihydration with hot filteration plant of old transformer oil at different locations, after filteration, Di electric strength shall not be less than 50 KV in 2.5 mm gap electrode, complete all as specified and as directed. The contractor shall submit necessary Test Report for Di electric strength before dehyderation as well as after dehyderation from CPRI /Govt approved Lab as per relevant IS. The contractor's quoted rates shall also be declered to include for this element. Note:- Transformer Oil after dehyderation shall be measured and considered for the payment under the item.

M&L for spray painting for the following capacity of transformers by removing existing complete paint by scrapping, preparing the surfaces, applying one coat of red oxide primer, and finally applying two coats of approved colour synthetic enamel paint, complete all as specified and as directed .

25 KVA to 75 KVA, 11 KV / 0.433 KVA.

100 KVA to 150 KVA, 11 KV / 0.433 KVA.

200 KVA to 250 KVA, 11 KV/ 0.433 KVA.

315 KVA to 500 KVA, 11 KV / 0.433 KVA.

2 MVA to 3MVA 33 KV / 11 KV.

Supply and fix indicator lamp LED type of different colour of 60 mm dia, 30 volts including taking out of defective/unserviceable/obsolete model indicator lamp from existing HT/LT Panel Boards, complete all as specified and directed.

Disconnecting of HT & LT connection of 400/500KVA, 11 KV/433V, CSS, carrying out the mechanical testing & servicing of 11 KV RMU with HT breaker & outgoing system, testing & megering of ACB, testing of CTs of panel, carrying out other minor repairs like changing of burnt out cable lugs, tightening of loose connections, testing & repairing of internal wiring of CSS, cleaning of busbar & burning parts of the same using CRC sparay and applying greasing & petrolium jelly on all moving parts of CSS, complete all as specified and directed. Note :- (i) Cost for the replacement of CTs not included in the scope of above item. (ii) After checking all connection and spare parts/protective device, list of defective parts shall be submitted by the contractor to the GE. (iii) The repairs, servicing, testing, inspection etc shall be got done from the Authinticated Agency/Rep nominated by the Manufacturer/OEM duly approved by the GE.

M&L for finding fault in the existing route of the HT Cable by cable fault locator & submission of the report from West Bengal State Electricity Board, complete all as specified and directed.

M&L for repairing of GOD i.e. replacement of spares like male, female contact, moving contact, flexible jumper, bolts, nuts, including necessary cleaning & applying grease to make the GOD fully functional to the entire satisfaction of the GE, complete all as specified and directed.

Material and labour for removing Carbon from jumper and tightening of jumpers incl replacement of Connecting wire and refixing the fitting after repair to its original/New location complete all as specified and directed.

S & F in repair of VRLS battery 12V, 165 AH for 110V battery bank including making connection with provision of necessary suitable copper conductor cable or bus bar strip, complete all as specified and directed.

S & F in repair of VRLS battery 30 Volts, DC for 30 Volts battery bank of make Exiide/Amron/Amco including making connection with provision of necessary suitable copper conductor cable or bus bar strip, complete all as specified and directed.

Supply only DO fuse element 5 to 20 Amps, suitable for 33 KV, complete all as specified and directed.

Supply only DO fuse element 5 to 20 Amps, suitable for 11 KV, complete all as specified and directed.

Supply only DO fuse wire 5 to 20 Amps, suitable for 33 KV, complete all as specified and directed.

Supply only DO fuse wire 5 to 20 Amps, suitable for 11 KV, complete all as specified and directed.

Supply only CRC spray of capacity 500 ml for cleaning of VCBs of make ELECTRO or any other equivalent make as approved by the GE, complete all as specified and directed.

M&L for cable route marker, cast iron plate of size 150 mm dia bolted/welded to 35mmx35mmx6mm angle iron post 60cm long fixed with PCC (1:2:4) and including necessary earthwork , complete all as specified and directed.

Horizontal boring using ultra sound technique/any other suitable mechanical means at approx 1 metre below the road, pavement, hardstanding etc without damaging the existing surfaces getting out & disposal of soil to a distance not exceeding 50 metre from the site of work including supply and fixing of 100mm bore GI pipe light grade pipe, complete all as specified and directed.

RADHA ENTERPRISE

Biswas Brothers Co

SOMIK DAS

BARUA & CO

Barua Trading Co.