CWE/AF AMB/SAR-32/2023-24 REPAIR/MAINTENANCE TO 33 KV HT DISTRIBUTION SYSTEM, OH HT LINE, AVR, TRANSFORMER AND ALLIED WORK AT SARSAWA UNDER GE (AF) SARSAWA

Amount

Excavation in trenches, not exceeding 1.5mtr wide & not exceeding 1.5mtr in depth; for foundation, laying/taking out pipes/cables etc. or for shafts, wells, cesspits, manholes, pier holes, etc. not exceeding 10sqm on plan & not exceeding 1.5mtr in depth and getting out, in hard/dense type of soil complete all as specified & directed.

Returning filling in including spreading leveling watering and well ramming in layers not exceeding 25cm thick each in hard/dense type of soil complete all as specified & directed.

Removal of excavated surplus soil to a distance not exceeding 50 mtr & depositing where directed at a level not exceeding 1.5 mtr above the starting point complete all as specified & directed.

M&L sand cushioning to cable with a layer of sand 8 cm deep before laying the cable and 15 cm deep after laying the cable (punned down to 18 cm depth after laying and stretching of cable ) complete all as specified & directed.

Supply & laying in replacement un-reinforced precast concrete cable cover , Class HV type-1 flat, size 300mm x 180mm x 40mm, laid flat for protection of cable , adjacent to each other, perpendicular to central axis of electric cable complete all as specified & directed.

M&L plain cement concrete(PCC) 1:4:8, type D-2 using 40 mm graded mechanically crushed stone aggregates as in foundations, filling and mass concrete etc complete all as specified & directed.

M&L plain cement concrete(PCC) 1:3:6, type C-2, using 40 mm graded mechanically crushed stone aggregates as in foundations, filling and mass concrete etc complete all as specified & directed.

M&L plain cement concrete(PCC) 1:2:4, type B-1, using 20 mm graded mechanically crushed stone aggregates as in coping to pole/stay/panel etc including necessary formwork to exposed surface finished even & smooth complete all as specified & directed.

Supply, laying, jointing, testing & commissioning in replacement of HT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 11000 volts (earthed), ISI marked with IS-7098 Part II with amendments upto date, size of cross sectional area 185 Sqmm, 3 core, laid as in trenches or fixed along the wall/pole or passing through pipes/ducts etc, complete all as specified & directed.

Supply, laying, jointing, testing & commissioning in replacement of HT XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) with aluminium conductor, 33000 volts (earthed), ISI marked with IS-7098 Part II with amendments upto date, size of cross sectional area 240 Sqmm, 3 core, laid as in trenches or fixed along the wall/pole or passing through pipes/ducts etc, complete all as specified & directed.

Description all as per BOQ item No. 10.00 here-in-before but size of cross sectional area 240 Sqmm, 1 core. Notes for BOQ item No. 9.00 to 11.00: (i) Cable shall be of manufacturing date not earlier than May 2023. All the cable shall be embossed with year of manufacturing, meterage at every metre, in addition to its own standard markings as per IS i.e. Size, voltage etc. (ii) Excavation & earth work, sand cushioning, protection pipes, end termination joints & protection covers shall be measured and paid separately.

S&F in replacement GI tubing, light grade, 100 mm bore with all fitting laid in trenches or fixed with pole / wall for protection of electric cables complete all as specified & directed.

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 HT cable of size 120 sqmm to 185 sqmm complete all as specified & directed.

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 HT cable of size 120 sqmm to 185 sqmm complete all as specified & directed.

S&F in replacement cable jointing Kit for 11 KV earth grade cable for straight through heat shrinkable type joint with jointing material and accessories for 120 sqmm to 185 sqmm 3 core XLPE HT cable including cutting complete all as specified & directed.

S&F in replacement cable jointing kit for 33 KV earthed grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE HT cable of size 240 sqmm complete all as specified & directed.

M&L in replacement true vertical steel tubular, swaged welded pole conforming to IS-2713 part II , type 410 SP 55, 11 metre long complete with mild steel base plate of 6 mm thick of size 300mm X 300mm, finial taper plug, cap, bolts, nuts, washer and screws hole of required size and Nos. for fixing cross arms including painting externally with two coats of aluminium paint over & including one coat of zinc oxide primer for exposed surface and two coats of black bituminious paint for embeded portion in concrete as well as throughout internally including provision of white & blue colour strips with fluorescent paint upto 1.5 mtr height & nubmering of pole complete all as specified & directed.. Note:- Excavation, earth work and PCC shall be measured and paid separately.

M&L Aluminum conductor steel reinforced(ACSR) any type (Weasel, Beaver, Ferret, Mink etc.) including stretching on insulators with aluminium taps, jumping, binding on poles with minimum sag including binding wire, jointing sleeves, and PG clamps of suitable size including dismantling of ACSR or AAC conductors as existing at site complete all as specified & directed. Notes :- The quoted rates includes Jumper on cutout point, 2 pole/4 pole structure shall be provided with PVC sleeves .

S&F mild steel galvanised stay assembly set complete comprising of 16 mm dia, 400mm long stay bow, 2150mm long stay rod 20mm dia, 300mm x 300mm x 6mm stay plate, thimble, all as shown in electrical plate No.1 of MES SSR Part-I complete including dismantling and taking out old stay complete all as specified & directed. Note :- PCC, earth work and Insulators etc shall be measured and paid separately.

S&F GI stay wire of 7/4 SWG upto required length including taking out old stay wire complete all as specified & directed.

S&F 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 duly painted with two coats of aluminium paint over & including one coat of zinc oxide primer including dismantling of old unserviceable cross arm as existing complete all as specified & directed.

M&L danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters , figures and conventional skull and bones in signal red colour, fixed with MS clamps , bolts and nuts, for HT of 25 cm x 20 cm size as per SSR Part-I 2009 complete all as specified & directed.

S&F in replacement 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 11000 volts grade complete all as specified & directed.

S&F in replacement Shackle type, porcelain, vitreous, white, brown or green insulators 150mm dia and 150 mm height for working pressure 11000 volts including galvanised mild steel strap 38 x 5 mm size, washers, 20mm dia insulator bolts, washers & nuts and complete all as specified & directed.

S&F in replacement Disc type insulator, porcelain, vitreous 145mm high and 255mm dia ball and socket type, white, brown or green, Two-in-series' assembly for tension with tension clamps for conductors, working pressure 11000 volts complete all as specified & directed.

S&F in replacement Post insulator, porcelain, vitreous, white, brown or green insulator for working pressure 33 KV volts grade including one galvanised mild steel spindle, two galvanised iron washer and one galvanised iron nut complete all as specified & directed

S&F lightening arrestor linear resistance type with discharge capacity 65 kilo amp suitable for 33 KV system pole mounting type conforming to IS - 3070 Part-I including taking down of existing old lightening arrestor complete all as specified & directed.

S&F lightening arrestor linear resistance type distribution class 9 KV RMS suitable for 11 KV system pole mounting type conforming to IS - 3070 Part-I including taking down of existing old lightening arrestor complete all as specified & directed.

M&L in repair vice type connectors of size 10mm to 13mm dia consisting of two brass plates and two steel bolts and nuts for two conductor of equal or unequal sizes for non tension connections including treatment of connector and ACSR conductor with conducting jelly complete all as specified & directed.

S&F in replacement Air break switch gang operated, triple pole, for horizontal or vertical operation, mechanically operated, outdoor type, mounted on 9 insulators and steel frame with operating mechanism & operating rod of 25mm bore, medium grade GI pipe from ground level with & including locking arrangement & minumum 02 Nos. eye hook, 400 Amps current rating 11000 volts working pressure including making electrical connections to make it functional after testing complete all as specified & directed.

S&F in replacement drop out fuse assembly complete set with Insulator- 06 Nos. and connected accessories for 11000 Volt grade of 400 Amp capacity complete all as specified & directed.

M&L in replacement Expulsion fuse single pole capacity of Voltage 11KV and current upto 25 Amp complete all as specified & directed.

M&L in replacement Expulsion fuse single pole capacity of Voltage 11KV and current exceeding 25 Amp & upto 50 Amp complete all as specified & directed..

M&L in replacement Expulsion fuse single pole capacity of Voltage 11KV and current exceeding 50 Amp & upto 100 Amp complete all as specified & directed..

M&L defect rectification in HT 11 KV / 33 KV cable laid in trenches by locating fault with the help of electronic fault locating machine comprising of surge generator pulse, ECHO fault locator with high frequency distance calculator, cable route tracer etc. including and additional excavation(in any type of soil) required for exposing the cable fault removal of deteriorated portion of cable, treating of cable and keeping the same ready for jointing work for cable of size upto 240 sqmm 3 core complete all as specified & directed. Notes: (i) The fault locating machine / equipments will be brought to site within 24 hours of instruction from Engineer-in-Charge. (ii) Earth excavation and Cable joints wherever necessary shall be measured & paid saperately.

Taking down and repairing/overhauling of air break switch gang operated with DO fuse unit 200 Amp/400 Amp capacity triple pole mechanically operated mounted on insulators and steel frame installed vertically / horizontally , replacement of broken/worn-out components, oiling and greasing of mechanical moving parts, smoothing and polishing of electric contacts with providing conducting jelly of contacts refixing the same after repair including proper allienment complete all as specified & directed. Notes:- Taking down/out of old spare parts are included in quoted rates if specifically not otherwise specified here-in-after. Spare parts / Insulators / ASCR shall be measured and paid separately

S&F Female contact or fixed contact heavy duty and high conductive metal capacity 200Amp / 400 Amp11 KV complete all as specified & directed.

S&F Male contact or Moving contact heavy duty and high conductive metal capacity 200Amp / 400Amp 11 KV complete all as specified & directed.

S&F Tinned copper flexible jumper 200Amp / 400Amp complete all as specified & directed.

S&F Fixed top contact & Fixed bottom contact 11 KV 400 Amp for DO fuse unit complete all as specified & directed.

S&F Fiber glass tube with metalic fittings both ends suitable for DO fuse 11KV complete all as specified & directed.

S&F mild steel jumper carrier as per sample complete all as specified & directed.

S&F back connector plate as per sample complete all as specified & directed.

M&L repair / servicing / maintenance of transformer of capacity 1500KVA, 33KV / 11 KV, indoor/outdoor type, installed at plinth/pole alogwith follwoing work services complete all as specified & directed:- (i) Disconnecting transformer from electric system and providing electric power to user from alternative arrangement including taking out from existing position . (ii) Decanning of transformer oil , opening top cover , disconnecting of all internal connections , lifting and taking out of core assembly , LT / HT bushing , LV/HV winding, Tap changer etc , cleaning and inspection of core and winding , segrigetion of serviceable and unserviceable items , removing of sludge and cleaning tank and cooling pipes / fins /tanks with pressure water and drying the tank complete . (iii) Replacinig unserviceable LT / HT bushing by replacing rubber / cork oil seals and damage terminal rod & replacement of Transformer cover gasket of rubber cork sheet . (iv) Re-installation of transformer including reassembling of core / winding assebly complete including replacement of unserviceable parts, repair the defective parts and tighting of all loose / sparks wire / nut bolts etc and refixing the to the existing position, connecting with HT/LT cables and earthing strip and testing complete including necessary Transportation to & fro ( If required ) to the workshop and back. (iv) The rate of cork sheet & packing material for following cap of transformer are included in quoted rates.

Description all as per BOQ item No. 44.00 here-in-before but capacity 1000KVA, 33KV / 11 KV.

Description all as per BOQ item No. 44.00 here-in-before but capacity 800KVA, 11KV / 433 Volt.

Description all as per BOQ item No. 44.00 here-in-before but capacity capacity 315KVA, 11KV / 433 Volt.

Description all as per BOQ item No. 44.00 here-in-before but capacity 160KVA, 33KV / 11 KV.

Description all as per BOQ item No. 44.00 here-in-before but capacity 100KVA, 11KV / 433 Volt. Notes for BOQ item No. 44.00 to 49.00:- (i) Spare parts shall be measured and paid seperately. Taking down/out of old spare parts & LV/HV winding are included in quoted rates if specifically not otherwise specified here-in-after. (ii) All parts/components replaced shall be identical to those specified by original manufacturer. (iii) Winding, new transformer oil & dehydration of old transformer oil shall be measured & paid separately. (iv) The repair/maintenance/serviceing shall be carried from OEM or authorized agency of OEM as approved by the GE. (v) Contractor has to attend any complaint within 24 Hrs failing which Rs 500.00 shall be recovered as penalty for each complaint. (vi) Shifting of transformer to workshop for carry out repair works and returning back & installation to its original location included in quoted rates. Required tools & plant including lifting arrangement, transport etc shall be included in the rate quoted. Any damage occurred during lifting/ transporting, the firm will be responsible to rectify such defect at his own cost.

De-hydration & filtration of transformer/AVR/AVR regulator oil by using dehydration and filtration plant by means of Ultra High Vaccum double stage machine to remove impurities from oil such as moisture, dirt, air and other gases at site of installation in running condition of transformer including testing the oil before and after centrifuging from top and bottom of transformer to achieve the di-electric strength of minimum 50KV at 2.5mm gap between electrode withstand for one minute complete all as specified & directed. Notes:- Dehydration plant shall be brought at site by the Contractor and shall also include the following provisions :- (a) Testing of oil before & after dehydration. (b) Contractor will maintain a register of dehydration and filtration of each and every equipment as per format given by Engineer-in-charge and submit the same to Engineer-in-charge. (c) Dehydration will be carried out at site in presence of MES rep.

Supply & filling transformer oil of dielectric strength not less than 50KV to comply IS-335 of 1993 for topping up in different existing Transformers/AVR of any capacity located and installed at different places and different height complete all as specified & directed. Note:The transformer oil shall be brought at site and then as per requirement, oil should be shifted to next site.

M&L insulating the LV Winding with approved grade and make of insulating paper and heating the coil in the heat chamber to obtained desired result of insulating resistence complete all as specified & directed.

M&L winding of HV side copper winding with super enammeled copper wire of existing size , gauge and weight of approved grade wire including necessary insulating material and heating the coil in the heat chamber to obtained desired result of insulating resistence complete all as specified & directed.

M&L winding of LV side copper winding with existing size / type and weight of copper strip winding of approved grade including rapping of insulating tap and insulating material and heating the coil in the heat chamber to obtained desired result of insulating material complete all as specified & directed.

M&L Silica gel cristal with fresh deep blue coloured silica gel all as per existing at site complete all as specified & directed.

S&F heavy duty breather assembly with Silica gel cristal for transformer as per existing shape and size complete all as specified & directed.

S&F temprature guage (0 degree to 120 degree centigrade) range dial temprature complete all as specified & directed.

M&L transformer oil level indicator assembly complete with iron frame, glass, rubber packing sheet, nuts, bolts and washers etc as per existing complete all as specified & directed.

M&L synthetic rubber insulated mat 2.50mm thick for voltage upto 11 KV for electrical purpose as per IS 15652 of size 2 mtr x 1 mtr complete all as specified & directed.

M&L brass LV bushes with porcelain insulator, nuts , check nuts, rubber washer etc complete as per the existing size / model, for transformers of capacity 1500 KVA , 33/11 KV complete all as specified & directed.

Description all as per BOQ item No. 60.00 here-in-before but capacity 1000KVA, 33KV / 11 KV.

Description all as per BOQ item No. 60.00 here-in-before but capacity 800KVA, 11KV / 433 Volt.

Description all as per BOQ item No. 60.00 here-in-before but capacity capacity 315KVA, 11KV / 433 Volt.

Description all as per BOQ item No. 60.00 here-in-before but capacity 160KVA, 33KV / 11 KV.

Description all as per BOQ item No. 60.00 here-in-before but capacity 100KVA, 11KV / 433 Volt.

M&L brass HV bushes with porcelain insulator, nuts , check nuts, rubber washer etc complete as per the existing size / model, for transformers capacity 1500 KVA , 33/11 KV complete all as specified & directed.

Description all as per BOQ item No. 66.00 here-in-before but capacity 1000KVA, 33KV / 11 KV.

Description all as per BOQ item No. 66.00 here-in-before but capacity 800KVA, 11KV / 433 Volt.

Description all as per BOQ item No. 66.00 here-in-before but capacity capacity 315KVA, 11KV / 433 Volt.

Description all as per BOQ item No. 66.00 here-in-before but capacity 160KVA, 33KV / 11 KV.

Description all as per BOQ item No. 66.00 here-in-before but capacity 100KVA, 11KV / 433 Volt.

M&L preparation of old painted steel surfaces by brushing/changing stain, greasy spots with thinner and applying two coats of spray painting with super enameled paint of approved shade and colour over & including one coat of zinc oxide primer to equipment i.e. AVR 33/11 KV, 1500 KVA installed at any location any height indoor/outdoor complete all as specified & directed.

Description all as per BOQ item No. 72.00 here-in-before but equipment i.e. AVR regulator 33/11 KV, 1500 KVA

Description all as per BOQ item No. 72.00 here-in-before but equipment i.e. AVR 33/11 KV, 1000 KVA

Description all as per BOQ item No. 72.00 here-in-before but equipment i.e. AVR regulator 33/11 KV, 1000 KVA

Description all as per BOQ item No. 72.00 here-in-before but equipment i.e. Transformer 33/11 KV, 1000 KVA

Description all as per BOQ item No. 72.00 here-in-before but equipment i.e. Transformer 11 KV / 433 Volt, 315 KVA

Description all as per BOQ item No. 72.00 here-in-before but equipment i.e. Transformer 11 KV / 433 Volt, 160 KVA

Description all as per BOQ item No. 72.00 here-in-before but equipment i.e. Transformer 11 KV / 433 Volt, 100 KVA

Description all as per BOQ item No. 72.00 here-in-before but equipment i.e. VCB 33 KV.

Description all as per BOQ item No. 72.00 here-in-before but equipment i.e. OCB 11 KV.

Description all as per BOQ item No. 72.00 here-in-before but equipment i.e. VCB 11 KV.

M&L calibration of protective relay programmable type in HT VCB panel with carrying out secondary injection test, set the relays in accordance with the supply agency Protection/Tripping range so as to trip the MES breaker before tripping the fault to supplier grid/ system. All parameter in MES breaker tripping setting in relays shall be arranged in such a way that any fault occured in the feeders after the recieving station must not transfer to the suppliers system complete all as specified & directed.

Description all as per BOQ item No. 83.00 here-in-before but HT OCB panel. Note for item No. 83.00 & 84.00: The calibration shall be carried from OEM or authorized agency of OEM as approved by the GE. Contractor shall submit the Caliberation certificate to Engineerr-in-charge.

S&F in repair 3 phase 24 -240 Volts AC/DC supply over current + earth fault (3OC + 1EF) numerical relay having programmable digital input and output with following general features including necessary electric connections and testing complete all as specified & directed :- (a) Trip circuit supervision (b) Breaker failure detection © Monitoring function (d) Auto Reclose relay (e) Negative phase sequence (f) Relay/LED configration (g) Large 20x4 LCD display (h) Disturbance recorded upto 3 second (j) Fully communicable with IEC standard (k) Programmable Logic (l) 100 Nos. of event memory, 10 nos of fault data stpred

M&L restraining of HT over head line single ACSR conductor comprising of any size of conductor aluminium/copper/GI after opening binding wire from insulators and replace binding wire and achieved permissible sag limit of over head line conductor complete all as specified & directed.

M&L trimming of tree branches upto any height from ground level all along the over head electric supply lines, to clear all branches maintaining a clear distance of 1.5mtr from the conductors. The maximum average dia of branches shall not exceed 20cm. After trimming the cut pieces and branches are cleared from the road upto a distance 200mtr complete all as specified & directed. Note: Required tools, ladder, Safety equipment etc. shall be arranged by the firm. Area wise shut down to feeders shall be given on one day notice upto 6 hrs. Trimming shall be carried out any Nos. of time as directed & required at site.

M&L complete repairing / serviceing of HT 11 KV Vaccum circuit breaker (VCB) after disconnecting of all incoming and outgoing connection, checking/finding of the defective spare/parts, removing of all moisture content with suitable grade chemical, replacement of rusted nuts, bolts and washer, replacement of all unserviceable post insulator and repair of all busbar joints and covered with HT insulation tape, painting of all internal surface where required and complete external surface as per existing colour and quality, replacement of all defective internal AC/DC circuit wiring, repair/servicing of breaker trolly including motorized operating mechanism, CT/PT, power pack and effective functioning of VCB complete all as specified & directed.

Description all as per BOQ item No. 88.00 here-in-before but 33 KV SF6 Breaker including calibration of triping relays system and tripping mechanism for regulating the fault flow.

Description all as per BOQ item No. 88.00 here-in-before but 11 KV OCB. Notes for BOQ item No. 88.00 to 90.00 : (i) The repairing / serviceing shall be carried from OEM or authorized agency of OEM as approved by the GE. (ii) Taking down of old spare parts are included in quoted rates. (iii) Nuts , bolts, washer, painting, cleaning material, insulation tape, copper wire for circuit wiring and defective HT 11 KV 2 Amp fuse , carrier oiling greasing to charging spring , replacement of HRC fuse 110/220 volt 5 Amps setting of over current , earth fault relays complete other minor items for repair of breaker shall be deemed in qouated rate. (iv) Replacement of major unserviceable spares/accessories as catered here-in-after shall be measured & paid separately. (v) During repair work/serviceing work carried out in VCB / SF6 breaker / OCV all the existing HT connection/HT cable connected with other VCB/other equipments for continuous supply to the feeder.

Comprehensive, preventive and periodical maintance & servicing of AVR 33 KV, 1500 KVA unit complete by lifting and lowering of coil assembly with hydra,disconnecting of all incoming and outgoing connection, checking/finding of the defective spare/parts, removing of all moisture content with suitable grade chemical, replacement of rusted nuts, bolts and washer, painting of all internal surface where required and quality checking/cleaning of all cable connections removal of carbon /dust particles, checking alignment of carbon roller assembly and carry out planned maintenance in a systematic and controlled manner using techniques and expertise consultancy including replacement of spares parts as and when required complete all as specified & directed.

Description all as per BOQ item No. 91.00 here-in-before but AVR 33 KV, 1000 KVA. Note for BOQ Item No. 91.00 & 92.00 : (a) The comprehensive, preventive and periodical maintance & servicing shall be carried from OEM (i.e. Andrew yule) or authorized agency of OEM as approved by the GE. (b) Taking down of old spare parts are included in quoted rates. New spare parts shall be measured & paid seperately. (c) Contractor has to arrange the technician from OEM within 24 hrs after reporting of any deffects failing which Rs. 500 per day shall be recovered for each complaint. (d) Contractor has to ensure the Monthly visit of Rep of OEM. The visit record and job card/inspection detail shall be submitted to Engineer-in-charge.

S&F Carbon roller assembly complete all as specified & directed.

S&F Tag & tail assembly complete all as specified & directed.

S&F B4c limit switch complete all as specified & directed.

S&F PCB relay complete all as specified & directed.

M&L repairing of Balencer transformer of 33 KV AVR of any capacity complete all as specified & directed.re

S&F motor with gear upto 40 kg capacity of 33 KV AVR complete all as specified & directed.

Supply & installation in replacement of rated voltage 33 KV, Highest system voltage 36 KV, single phase, outdoor oil cooled CT of ratio 40/5+5 Amp, class 1.0 / 5P20, burden 30 VA- 30VA, PS class, Vk≥600Volt at lower ratio, Ie < 30 ma at Vk/2 in lower ratio, Rct<10 Ω at higher ratio, rated short circuit current 20KA for 3 second, Rated Dynamic current 50 KA(Peak), conforming to IS-2705-1992 (part-IV)/IEC- 185, IEC-60044 2 years warranty from date of installation of any part of equipment complete all as specified & directed.

Disconecting HT conductor and Earthing connections of burnt/defective oil cooled 33 KV PT from pole, taking down from site of installation carefully and transportation of the same to workshop for repairs, draining out the oil, dismantling complete and taking out the core assembly and removing brunt out windings, dehydrating the core assembly, reassembling PT after rewinding, filtred/ dehydrated, topping up new with new oil, carrying out routine tests, including transportation back to site, testing full load after making conductor and earthing connections complete all as specified & directed.

M&L consolidated broken stone or boulders hardcore of gauge not exceeding 63mm, deposited, spread and levelled in layers not exceeding 15cm thick each, watered and rammed to a true surface complete all as specified & directed.

S&F shunt trip coil assembly suitable for HT VCB , operating on 30/110 volt system and testing complete all as specified & directed . Make: Crompton, AE, Siemens

S&F closing / tripping coil operated on 110/30 volt system suitable for working of relay for HT VCB complete all as specified & directed . Make: Crompton, AE, Siemens

S&F digital Ampmeter CT operated of size 96 mm x 96 mm in square dial, suitable for HV panel board 11000 Volt ranging 0 Amp to 100/50 Amp complete all as specified & directed.

S&F digital Volt meter of size 96 mm x 96 mm in square dial, suitable for HV panel board 11000 Volt, ranging 0KV to 15 KV (excluding PT) complete all as specified & directed.

Supply, installation & testing Epoxy resin cast totaly enclosed dual core type Current transfomer (set of three) for protection and measuring of system having ratio of 300-150/50 : 5 / 5 Amp, Burden-10VA, class-I, insulation level 12/28/75 KV, STC- 18.4 KA for 1 second as per IS-2705 and IEC-60044 including dismantling of old CT complete all as specified & directed.

Supply, installation & testing voltage transformer(PT) cast resin indoor type 3 phase, 3 limb having primary voltage 11KV and secondary voltage 110 volt, 50 VA CI3P including dismantling of old voltage transformer complete all as specified & directed.

S&F spring charging motor suitable for fixing with 11 KV indoor type VCB panel complete all as specified & directed .

S&F charging bottle suitable for 11 KV VCB trolly complete all as specified & directed .

S&F moving contacts of VCB made of copper and suitable for 11 KV VCB Trolley complete all as specified & directed .

S&F Heater 230 volts AC 60 watt for 11 KV HT VCB panel complete all as specifed & directed. Make :Heatco, Vileco Electrical, Hotwell

S&F Neon indicator lamp LED type with high intensity 40-240 volts AC and 40-220 volts DC with holder complete all as specified & directed. Make:- Vanishns, AE, Recom

S&F in replacment copper busbar of size 50mm X 6mm thick wrapped with HT sleeves and provision of making holes as required with copper nuts, bolts & washers suitable for HT 11 KV VCB panel complete all as specified & directed.

S&F vacuum interputer for HT 11 KV VCBs, 630 Amps, breaking capacity 13.1 KA suitable for any make VCB complete all as specified & directed. Make :- Bharat Electronics, CG, Areva, Alstom

S&F in replacement maintanance free tubular battery 12 Volt, 180 AH with initial charging and testing complete all as specifed & directed. Make: Amaron, Exide, Microtek.

Cleaning, preparation of surfaces & painting to all metal parts of 33/11 KV main receiving station yard comprising of incomer structure, 33 KV ways MS structure with complete accessories , applying two coats of aluminium paint over & including one coat of zinc oxide primer on all metal parts and white wash to PCC/Brick structure, external surfaces of transformer platform including fire walls etc. complete all as specified & directed.

S&F LED type flood light 100 watt 230 watt volts AC outdoor type with t IP 65 class protection with aluminium die cast housing glare free light distribution impact and corrosion resistant operating voltage range 140 volt to 270 volt, total lumen efficiency =80 lm/watt , THD≤ 20 CRI>80 , colour temperature 6500 K, inbuilt surge protection = 5 Kv, 50000 Hrs burning hours complete all as specified & directed.

M&L earthing complete with galvanized steel earth plate electrode 60 cm X 60 cm X 6 mm thick buried vertically in ground to depth not less than 2.25 mtr below ground level, with top edge of earth plate not less than 1.5 mtr below ground level, connected to GI earth lead strip 32mm x 6mm upto 7.5 mtr long by means of bolts, nuts, check nuts and washers of galvanized iron and connection to earthing test point & earth dolly, watering pipe GI 20 mm bore, light grade 1.5 mtr long & protection pipe GI medium grade 40mm bore upto 7.5 mtr long , wire mesh, funnel,lugs, salt, charcoal dust, excavation & earthwork in soft/losse soil and refilling pit chamber with PCC 1:2:4 type B1 using 20 mm graded mechnically crushed stone aggregates , RCC 1:2:4 type B-1 using 20 mm graded mechnically crushed stone aggregates pit cover slab 40 mm thick reinforced with 8 mm dia TMT bars @ 15 cm c/c both ways including necessary form work all as shown in electrical plate No 3 of SSR part-I (2009), including testing on completion at site including dismantling/taking out/down of old existing earthing any type complete all as specified & directed.

M&L earthing complete with copper earth plate electrode 60 cm X 60 cm X 3.15 mm thick buried vertically in ground to depth not less than 2.25 mtr below ground level, with top edge of earth plate not less than 1.5 mtr below ground level, connected to copper lead strip 20mm x 3mm upto 7.5 mtr long by means of bolts, nuts, check nuts and washers of galvanized iron and connection to earthing test point & earth dolly, watering pipe GI 20 mm bore, light grade 1.5 mtr long & protection pipe GI medium grade 40mm bore upto 7.5 mtr long , wire mesh, funnel,lugs, salt, charcoal dust, excavation & earthwork in soft/losse soil and refilling pit chamber with PCC 1:2:4 type B1 using 20 mm graded mechnically crushed stone aggregates , RCC 1:2:4 type B-1 using 20 mm graded mechnically crushed stone aggregates pit cover slab 40 mm thick reinforced with 8 mm dia TMT bars @ 15 cm c/c both ways including necessary form work all as shown in electrical plate No 3 of SSR part-I (2009), including testing on completion at site including dismantling/taking out/down of old existing earthing any type complete all as specified & directed. Notes for BOQ item No. 119.00 & 120.00:- (i) Any variation in length of earth lead and protection pipe of earth lead shall be measured & paid seperately. (ii) On testing if the desired earth resistance is not obtained, earthing will be generated at No extra cost, till the desired earth resistance is obtained. (iii) The chamber shall be constructed atleast 1.5 mtr away from the earth electrode.

M&L in replacment Copper strip size 20mm x 3.15mm with saddles and fixing screws etc. for roof conductors and down conductors above ground complete all as specified & directed.

S&F shock treatment chart approx size 75cm x 50cm in glossy paper with diagrams and illustrations both in Hindi & English duly framed in transparent glass provided with wooden beading with hanging arragement complete all as specified & directed.

Supply only First Aid Box including the following medicine & accessories complete all as specified & directed. (a) Adhesive medical band aid 12 to 15 mm width - 1 roll ( not less than 1mtr). (b) Dressing cloth medical use 50mm width - 1 roll (not less than 5mtr) (c) Bitadine/ Povidine 50 gm - 1 tube. (d) Silver sulpha iodide / Burnoll 50 gm -1 tube (e) Medicated dressing cotton - 1 roll not less than 50 grams. (f) Paracetamol 500mg - 15 Nos (g) Stainless steel scissors - one small size.

Supply only Hand Gloves industrial type ISI marked for use of electrical maintenance suitable for 33000 volt grade complete all as specified & directed.

Supply only Highly insulated FRP Earth/Discharge rod of assembled height 15 feet in section 03 feet x 5 feet height. Die cast alumimum Grounding "C" clamp ISI marked PVC insulated multi-stranded 440/11000Volt grade transparent copper cable 35 sqmm (length 25feet) as per IS-694 complete all as specified & directed.

Supply only digital insulation tester with range 100K Ohm to 1T Ohm, 5KV with five nominal test ranges 250 volt, 500 volt, 1000 volt, 2500 volt & 5000 volt with chargeable battery, probes and casing cover complete all as specified & directed.

Supply only self adhesive HT tape roll made up of rubber with width atleat 25cm and thickness 0.76 mm and length not less than 9.5 mtr complete all as specified & directed

Supply only self adhesive LT tape roll made up of rubber with width atleat 25cm and thick ness 0.76mm and length not less than 9.5 mtr complete all as specified & directed

Supply only ALUMINIUM ALLOY Extension Wall Rescinding Ladder (Fire Brigade type) out of Extruded, Tested Quality ALUMINIUM LADDER Sections of size 66mm (2.5/8”) x 31mm (1.1/4”) x 3mm(1/8”) thick approx. with steps made of 25mm (1”) dia approx.Fluited ALUMINIUM Pipe at required distance of 12” (300MM) Span complete with casted Aluminum housing containing Aluminium Casted Pulley, good quality. Sisal/Nylon rope, self locking Pawls and fitted with rubber shoes at both the ends, top and bottom to make the Ladder non-slippery and durable.The width of the Outer Ladder is not less than 300mm the close height of the ladder should be 18 feet and maximum extended height should be 32 feet complete all as specified & directed. Make: Allied, Youngman, Sumer

For Credit Schedule, refer tender documents. The amount of credit schedule shall be deducted from total quoted amount of BOQ to arrive contract sum.

Raman Electric Trading Co