REPAIR MAINT OF 33 KV SUB STATION, HT PANEL, 11 KV OH LINE, UNDER GROUND CABLE AND CONNECTED WORKS UNDER GE (E) AGRA

Amount

Dismantling & taking down of existing worn out / unserviceable GI earth wire/stay wire/guard cradles etc of any description /size & in any position from existing Poles/Lines complete all as specified & directed.

Dismantling & taking down of existing worn out / unserviceable aluminum conductor, steel reinforced (ACSR) of any description /size & in any position from existing Poles/Lines complete all as specified & directed.

Dismantling & taking out of old existing unserviceable or broken insulators of any description, any size and in any position from poles complete all as specified & directed.

Dismantling and taking down existing unserviceable / worn out air break gang operated switches vertical/horizontal mounted including insulators and operating mechanism complete all as specified and directed

Dismantling and taking out unserviceable Mild steel & iron items from poles i.e cross arms, bracing, supports, clamps and back plates etc. including nuts & bolts complete all as specified and directed.

Dismantling and taking down existing unserviceable / worn out stay assembly of any type, size including stay wire insulator etc and demolition of existing cement concrete etc complete all as specified and directed

Dismantling and taking down existing unserviceable / de-shaped / worn out steel tubular pole of any type, shape, size & height including demolition of existing PCC foundation & coping etc complete all as specified and directed

Disconnecting and taking out old existing unserviceable/ non- functional HT Cable of size 95 Sqmm to 240 sqmm, from trench/pole/wall of any description and in any position complete all as specified and directed .

M&L for cutting/trimming the trees branches size n.exc. 100mm dia at height of exc. 3 mtrs but not exc.12 mtrs crossing/ touching / embracing and around 1.50 m of the overhead lines of HT/LT thus of obstructing the uniform electric power supply including removing the same from site to a distance exceeding 50 mtrs complete all as specified and directed . Note: The measurement of running length shall be measured and paid as single for group of wires/lines.

Disconnecting, dismantling & taking out non functional GOD of any description, and any make of capacity 200/400 Amps 11 KV complete for repair, servicing / overhauling, and checking the serviceability of spares and operating mechanism and replacement of unserviceable /defective/ worn out spare parts for making the GOD functional including reassembling of operating mechanism after overhauling ,cleaning & servicing including greasing, oiling of the parts, fine setting of mechanism, making the GOD operational in manual mode and its testing complete all as specified and directed. Note :- (i) The quoted rates of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts. The new replaced parts shall be measured and paid for separately under appropriate item of Sch `A’ as `supply only ‘

Supply only following spare parts for GOD 11 KV, 200/400 Amps capacity of as under complete all as specified and directed. Notes : (i) Fixing & testing element of following item is deemed to be included under Sch `A’ item No 10 here in above (ii) Quantity of under mentioned items is tentative and contractor shall have no claim on account of variation of quantity or non execution of any of the item )

Supply only 11KV post type insulator

Supply only Male contact/moving contact blade

Supply only Female contact/fix contact jaw

Supply only MS jumper carrier as per sample kept in GE's office

Supply only Tinned copper flexible jumper as per sample kept in GE's office

Supply only Fix top contact/ L contact as per sample kept in GE's office

Supply only Fix bottom contact as per sample kept in GE's office

Supply and fixing pin type porcelain, vitreous, white, brown or green insulators, including one galvanized mild steel spindle two galvanized iron washers and one galvanized iron nut, 150mm height and 150mm dia suitable for working pressure upto and including 11000 volts grade for HT line complete all as specified & directed

Supply and fixing disc type insulator, porcelain, vitreous 145 mm height and 255 mm dia ball and socket type white/brown or green single disc assembly with tension clamp for conductors, working pressure 11000 volts grade for HT lines complete all as specified &directed.

Supply and fixing disc type insulator, porcelain, vitreous 145 mm height and 255 mm dia ball and socket type white/brown or green two -in-series assembly for tension with tension clamps for conductors of working pressure 11000 volts for HT overhead lines complete all as specified and directed.

M & L in replacement for Vice type connectors consisting of two brass plates, and two steel bolts, nuts for 2 conductors of equal or unequal sizes and suitable for conductor size 10 to 13mm dia for no tension connections for including treatment of connector and ACSR conductor with conducting jelly' complete all as specified and directed.

Opening /disconnecting ACSR or GI earth wire of any size/type on existing HT Poles/HT overhead lines after opening of winding wire from insulator etc and rewinding with and including 14 SWG aluminum binding wire after tightening / restringing of ACSR overhead conductor or GI earth wire of any size/type on existing OH line and connecting jumpers, connections etc including commissioning and testing complete all as specified & directed. Note:- Each line of conductor will be measured separately

Supplying, fixing, stretching and then strengthening of overhead aluminum conductor steel reinforced (ACSR) of any size/description on existing /new poles/ overhead lines including stringing, tightening, winding to insulators with and including 14 SWG aluminum winding wire, making and connecting jumpers, connections etc including connecting, commissioning and testing complete all as specified & directed.

Supplying, fixing, stringing /drawing of GI continuous earth wire of any size 4.00mm dia on existing overhead line along pole/earthing etc, straining with permissible sag including winding , jointing with & including 14 SWG winding wire and testing complete all as specified and directed.

Supply, installation, commissioning and testing of air break switch gang operated HT 11 KV triple pole outdoor type with 12 insulator 200 Amps rating with drop out fuse assly with fuse carrier and the fuse element mounted on insulator and steel frame mechanically operated with operating mechanism consisting of operating rod of 25mm bore light grade GI pipe of suitable length operative from ground level and with locking arrangement with MS flat iron clamp 50 x 6 mm including MS channel of suitable size and length to fixing GOD including nuts, bolts and washers complete all as specified and directed.

Supply, fixing, commissioning and testing of outdoor type, air break gang operated switch, rotating type, of current rating upto 400 Amps, HT 33 KV triple pole, with 12 insulators, each pole consisting of galvanized steel base, HT insulators as per IS, non ferrous knife and spring, loaded contacts, arcing horns of adequate section to break magnetizing current of the transformers, horizontal GI pipe of adequate length for phase separation, adequate length of GI pipes for operation from ground level and operating handle with locking arrangement complete in both OFF & ON positions. All ferrous parts hot dipped galvanized and non ferrous heavily tinned to withstand weather and suitable for vertical mounting complete all as specified and as directed

S&F in replacement single pole , 9 KV, horn gap non linear metal oxide resistance surge lightening arrester as per IS-3070 ( Part I)1985 suitable for working voltage of 11 KV with rated system voltage of 12 KV, out door type, maximum continues operating voltage not less than 7.65 KV (rms), nominal discharge current 10KA(peak), power frequency reference not less than MCOV, max residual voltage for discharge current of 10 KA and 8/20 micro sec-current wave- 40 KVp, long duration discharge class-II( as per IEC), pressure relief class/current-A/40KA,28/75 KV insulation level, 29.9 KV switching residual discharge loltage, 100 KA9peak) and 25mm/KV minimum creaping distance of highest system voltage with all fittings, complete all as specified and directed.

Ass as per item No.21 above but for working voltage of 33 KV of transmission class complete all as specified and directed

Supply & fixing cross arms, bracing, 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 two coats of aluminum paint over a coat of red oxide primer after preparation of steel surface complete all as specified and directed .

Supply and fixing in replacement of MS Chequered plate having 5 mm thickness or over of Fe - 290 (Gde E-165) cut to required shape and size as directed on duct in substation building with making provision for lifting the plate from duct with and including applying two coats of synthetic enameled paint over a coat of red oxide primer after preparation of steel surface complete all as specified and directed.

Supply, erecting and fixing in true vertical position, steel tubular swaged pole (410 SP – 55), 11 metre long, conforming to IS : 2713 (Part-I & III) 1980 complete with cast iron base plate, pole cap / finial taper plug, bolts, nuts and washers, welded reduced section and longitudinal weld throughout entire length of pole with and including 2 coats of black bituminous paint internally and externally upto planting depth and remaining exterior portion of pole finished with two coat of aluminum paint over a coat of red oxide primer with and including two coats of synthetic paint in 30 cm wide bands/ strips around the poles alternatively with black & white synthetic enamel paint up to height of 1.5 m from top of PCC coping of the pole and including writing pole No. in 8 cm height letter with black enameled paint in a circle of 20 cm dia with base of synthetic enameled paint (colour approved by GE) on pole at above top most band complete all as specified and directed at site.

Supply and fixing in replacement danger notice plate of 1.6 mm thick mild steel sheet , vitreous enameled white , with letters , figures and conventional skull and bones in signal red colour and fixed with MS clamps , bolts and nuts of approved size for HT and size 25X20 cm complete all as specified and directed.

M&L for stay assembly comprising of 7/3.15 mm galvanized stay stranded wire of required length to pole with and including flat iron clamp bolt, nuts and washers etc. including galvanized 14mm dia 400mm long stay bow with 20mm dia 2.15 Meter long galvanized stay rod with threaded ends G.I. nuts and washers, galvanized steel plate of size 300x300x 6mm thick , 2 Nos thimble, MS clamps made out of 50 x6 mm flat iron, loop insulator 90mmx140mm dia hole, 25mm porcelain complete with and including the necessary excavation in any type of soil, returning, filling, and disposal of surplus soil to a distance n.exc 50M for from the starting point, and PCC works in (1:3:6) type C-2 (using 40mm graded stone aggregate) of size 600x600x600mm complete all as specified and shown in electrical plate No. 1 of SSR Part-I of 2009 as directed.

M&L for cleaning and preparation of of old painted exposed surfaces all existing steel tubular poles 11 mtr long upto finial taper plug including cross arm, clamp, bracket etc and applying one coat of aluminum paint all around the exposed steel surface with and including one coats of paint in 30 cm wide bands/ strips around the poles alternatively with black & white synthetic enamel paint up to height of 1.5 m from top of PCC coping of the pole and including writing pole No. in 8 cm height letter with black enameled paint in a circle of 20 cm dia with base of synthetic enameled paint (colour approved by GE) on pole at above top most band compete all as specified and directed.

M&L for cleaning and preparation of of old painted exposed surfaces of existing 4 pole structures of steel tubular poles 11 mtr long including cross arm, clamp, bracket etc and applying one coat of aluminum paint all around the exposed steel surface with and including one coats of paint in 30 cm wide bands/ strips around the poles alternatively with black & white synthetic enamel paint up to height of 1.5 m from top of PCC coping of the pole and including writing pole No. in 8 cm height letter with black enameled paint in a circle of 20 cm dia with base of synthetic enameled paint (colour approved by GE) on pole at above top most band compete all as specified and directed.

Supply and fixing coloured radium strip 50 mm width of good quality on pole, in different location complete as specified and directed. (Note: Colour of radium strip shall be approved by Engineer in Charge.)

M&L in repair for earthing complete with galvanized earth plate electrode 600 x 600 x6mm thick buried directly in ground vertically to a depth not less than 2.5 M below normal ground level ) with top edge of the plate not less than 1.75 M below normal ground level , connected with and including galvanized steel wire 4mm dia as earth lead soldered and riveted to earth plate by means of nuts, bolts, check nuts & washers, of galvanized iron or steel with connected to pole test point and testing on completion including 25mm GI light grade pipe for earth lead protection from earth point to earth plate, including provn of adequate quantity of charcoal dust mixed with 35 % common salt to a packed thickness of not less than 15 cm in alternate layers of charcoal and salt on all sides of earth plate with 20mm bore medium grade GI Pipe for watering, GI check nut, funnel and wire mesh with and including all necessary excavation & earth work in any type of soil, returning filling in, removal of surplus soil to a distance 50 metre, PCC 1:3:6 type C-1 as in earth pit, 40 mm thick RCC cover using cement concrete 1:2:4 type B-1 reinforced with & including 8 mm dia mild steel TMT bar @ 100 mm c/c Both way with suitable handle for lifting arrangement & including form work complete all as specified and shown in electrical plate No 3 of MES SSR Part I 2009 and as directed. NOTES:- (i) On testing, after completion of Job, if desired earth resistance is not obtained, the earthing shall be redone at without any extra cost by contractor from the department. (ii) Earth resistance not more than 2 Ω

M&L in repair for earthing complete with galvanized earth plate electrode 600 x 600 x6mm thick buried directly in ground vertically to a depth not less than 2.5 M below normal ground level ) with top edge of the plate not less than 1.75 M below normal ground level connected to and including galvanized steel Strip of size 25 x 6 mm as earth lead soldered and riveted to earth plate by means of nuts, bolts, check nuts & washers, of galvanized iron or steel with connected to pole test point and testing on completion including 40 mm GI light grade pipe for earth lead protection from earth point to earth plate, including provn of adequate quantity of charcoal dust mixed with 35 % common salt to a packed thickness of not less than 15 cm in alternate layers of charcoal and salt on all sides of earth plate with 20mm bore medium grade GI Pipe for watering, GI check nut, funnel and wire mesh with and including all necessary excavation & earth work in any type of soil, returning filling in, removal of surplus soil to a distance 50 metre, PCC 1:3:6 type C-1 as in earth pit, 40 mm thick RCC cover using cement concrete 1:2:4 type B-1 reinforced with & including 8 mm dia mild steel TMT bar @ 100 mm c/c Both way with suitable handle for lifting arrangement & including form work complete all as specified and shown in electrical plate No 3 of MES SSR Part I 2009 and as directed. NOTES:- (i) On testing, after completion of Job, if desired earth resistance is not obtained, the earthing shall be redone at without any extra cost by contractor from the department (ii) Earth resistance not more than 2 Ω

Excavation in trenches, in any type of soil n.exc 1.5 M wide and not exceeding 1.5 M in depth and getting out including forming bottom surfaces to required level or slope including removing of cable cover bricks for relaying complete all as specified and directed.

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

Removing of surplus soil to a distance not exceeding 50 M and depositing where directed at a level not exceeding 1.5M above the starting point complete all as specified and directed.

M&L for sand cushioning to underground cable provided with layers of sand ( 8 cm deep before laying cable and 15 cm after laying cable ) complete all as specified and directed.

Supplying and laying reinforced precast concrete cable cover, class HV, Type 1, flat, size 300mmx l80mm x 40mm complete all as specified and directed .

Laying only old retrieved unreinforced precast concrete cable cover of any type for protection of cable as retrieved during taking out existing cable complete all as specified and directed.

M&L for drilling suitable dia horizontal bore holes for insertion/ laying of 100mm /150mm bore HDPE pipe of any description below/under existing road surfaces / floors at a level not less than 0.60 mtr etc with using mechanical / or manual devices as required at site including making good the disturbed surfaces to match with the existing after laying pipes complete all as specified and directed by Engineer-in-Charge. Note : (i) Cost of equipment tools and plant material (horizontal boring rig machine) required for boring shall be arranged by contractor at no extra cost from the Govt.

S & F HDPE Pipes 100 mm dia laid in trenches, fixed on walls/poles/under roads etc including necessary clamps if any required for fixing complete all as specified.

S & F in replacement GI tubing 25 mm dia " light grade" for operating GOD including drilling and made in shape as required complete all as specified and directed.

S & F in replacement GI tubing 80 mm dia " light grade" for cable protection including suitable size MS clamp complete all as required and directed.

Supply and laying 11 KV (Earthed) , aluminum conductor, screened, XLPE insulated , armoured shielded and PVC sheathed cables conforming to IS 7098 (Part-II) amended upto date cross sectional area 120 Sqmm, 3 Core complete all as specified and directed.

All as per item no 42 here in before but of size 95 Sqmm , 3 core complete all as specified and directed.

Supply & fix 33 KV (Earthed) , aluminum conductor, screened, XLPE insulated , armoured shielded and PVC sheathed cables conforming to IS 7098 (Part-II) amended upto date cross sectional area 240 Sqmm, 3 Core complete all as specified and directed.

Relaying only 11 KV earthed aluminium conductor screened XLPE cable armoured and PVC sheathed of size 95 sqmm to 185 sqmm complete all as specified and directed.

Supply and fixing in repair of cable route indicator made out of MS sheet of size 45 cm x 30cm of 2 mm thick with writing HT cable with MS angle frame and two Nos legs of 1.2 mtr long of size 25x25x5 mm fixed in ground with PCC 1:2:4 of size 15cm x 15cm x20cm complete all as specified and directed.

Material and labour for checking and finding out pin point location of fault in HT underground cable 11 KV with the help of fault locating mobile machine complete all as specified and directed. Notes : (i) All T&P and other accessories required for checking and finding of fault in cable shall be provided by the Contractor (ii) Charges/rent of the fault locating mobile machine, operator, engineer, electricians etc shall be deemed to included rate quoted by Contractor. (iii) Checking and finding fault upto 03 places of same route of the cable will be considered as one Job

Disconnecting and taking out old Unserviceable HT joint and only jointing and testing cable jointing kit of 11 KV (Earthed) grade cable for straight through, Heat/cold shrinkable type complete with all jointing material and accessories suitable for 3 core XLPE armoured aluminum conductor cable of following sizes complete all as specified and directed.

( a ) For 95 Sqmm to 185 Sq mm HT UG Cable.

Disconnecting and taking out old Unserviceable HT joint and only jointing and testing cable jointing kit of 11 KV (Earthed) grade cable for indoor/out door termination, heat/cold shrinkable type complete with all jointing material and accessories suitable for 3 core XLPE armoured aluminum conductor cable of sizes complete all as specified and directed.

(a) For 95 to 185 Sqmm HT UG Cable. Note for item No 48 & 49 : HT Jointing kit shall be issued by Deptt under sch B free for fixing.

Disconnecting and taking out old Unserviceable HT joint and Supply , jointing and testing cable jointing kit of 33 KV (Earthed) grade cable for straight through, cold shrinkable type complete with all jointing material and accessories suitable for 3 core XLPE armoured aluminum conductor cable of 240 sqmm size complete all as specified and directed.

Disconnecting and taking out old Unserviceable HT joint and Supply , jointing and testing cable jointing kit of 33 KV (Earthed) grade cable for indoor termination, cold shrinkable type complete with all jointing material and accessories suitable for 3 core XLPE armoured aluminum conductor cable of 240 sqmm size complete all as specified and directed.

Disconnecting and taking out old Unserviceable HT joint and Supply , jointing and testing cable jointing kit of 33 KV (Earthed) grade cable for outdoor termination, cold shrinkable type complete with all jointing material and accessories suitable for 3 core XLPE armoured aluminum conductor cable of 240 sqmm size complete all as specified and directed.

Supply and fixing in replacement HT overhead line fault locator/indicator/blinkar 11KV grade to identify fault in short circuit/earth fault complete all as per sample and as specified and directed.

Material and labour for surface dressing not exc. 15 cm deep and getting out, wild growth cutting in soft and loose soil including removal the materials from site complete once in a three months or as directed under/around over head lines, out door sub stations, GODs, transformers, panels and street light poles etc including dusting/cleaning of 11KV/0.433 KV Sub Stn Room after surface dressing of all equipment installed in Sub Stn. complete all as specified and directed. Note :- 1. Proper shut down shall be insured by contractor.2 Measurement shall be recorded at every cutting/dressing and paid. 3. No extra payment shall be paid for dusting. )

Material & labour for PCC (1:3:6) type C-2 with using 20mm graded stone aggregate as in 100 mm path, surfaces finished even and fair with chaquerred impression etc. complete in sub base / demolition of existing all as specified & directed .

Dehydration and Filtration of existing transformer oil in transformers (33 KV system step down to 33/11 KV and 11 KV system step down to 11/0.433 KV) by centrifuging machine on site at different locations without disturbing the power supply system. The machine continuously run round the clock till obtaining the dielectric strength of oil 60 KV minimum 2.5 mm gap and carrying out IR test of primary and secondary of transformer including commissioning and testing of transformers after topping up with new transformer oil complete all as specified and directed. Note:- New Transformer oil for topping up shall be measured in relevant items of Sch "A".

Supply, heating and filling/topping up/replacement of transformer insulating oil EHV grade having dielectric strength not less than 60 KV (R.M.S) at 2.5 mm gap high viscosity in transformer confirming to IS-335 of 1983 complete all as specified and directed.

M&L for cleaning and removal of disintegrated & deteriorated paint by scrapping and preparation of old painted exposed surfaces of all existing steel structures of 33 KV yard and capacitor bank structure, gate and fencing etc and applying two coat of aluminum / Synthetic enamel paint all around the exposed steel surface to match with existing colour code (or as approved by GE) compete all as specified and directed. Notes : Rates quoted by the contractor are deemed to include for writing the MES /SM No and other relevant details with synthetic enamel paint in the pattern and style as approved by the Engineer-in-Charge

Supply and Replacement of fresh silica gel in crystal complete all as specified and directed.

Supply and Replacement of air breather assembly as per existing size, shape and specification with and including filled silica gel upto 2 kg as per sample complete all as specified and directed.

Supply and Replacement of air breather assembly as per existing size, shape and specification with and including filled silica gel exc 2 kg but upto 4 kg as per sample complete all as specified and directed.

Disconnecting and taking out existing unserviceable current transformer of any description and in any position and Supply, installation, commissioning and testing of cast resin type 11 KV current transformer having ratio of 100+50/5-5 A having protection core class 5P10, burden of 15 VA and metering core class 1.0 and burden of 15 VA breaking cap of 21.1 KV for 1.0 second complete all as specified and directed.

Disconnecting and taking out existing unserviceable indicator lamps with holder of any description and in any position and Supply & fixing indicator (LED lamp) with new holder suitable for 30 Volt DC /110 Volt AC/230 volts AC supply complete all as specified and directed.

Checking tripping of circuit breaker through IDMT over current and earth fault relays at plug setting intended in service by primary current injection in CT to ensure proper function of relays trip coil control circuit etc during fault condition to match with existing including testing of over current and earth fault IDMT relays as per time characteristics by secondary injection test O/C 50% , 75%, 200% & E/F 20-80% plug setting and operating time twice the set value and TMS 1 including well cleaning and de-carbonizing of relay contacts complete all as specified and directed.

Disconnection and taking out of unserviceable supervision relay any type from existing HT VCB panel in any position and supplying, installation, commissioning & testing of electronic type Product cod trip supervision relay 24 V to 110 V DC. Model No. TH 30 of make - Cromption or equivalent to Seimens/L&T complete all as specified and directed.

M & L in replacement of wiring of IDMT relay/CT/trip relay to match with existing complete with and including 2.5 sqmm copper flexible conductor cable including their numbering and make system serviceable complete and testing of IDMT relay complete all as specified and directed.

M&L for cleaning dust, dirt and oil and preparation of old painted exposed surfaces all existing VCB panel( Set of VCBs ) and applying two coat of synthetic enamel paint (colour approved by GE) complete with and including writing SM/MES No with white enameled paint on VCB compete all as specified and directed. Notes : Rates quoted by the contractor are deemed to include for writing the MES /SM No and other relevant details with synthetic enamel paint in the pattern and style as approved by the Engineer-in-Charge

Disconnecting and taking out old unserviceable existing battery bank of any description and in any position and supplying, fixing, commissioning & testing new battery bank with charging unit of 30 volts 40 AH DC out put, 230 volts AC input with and including 15 Nos of battery, each of 02 volts, 40 AH, all battery enclosed in suitable size sheet metal enclosure with and including volt meter & Ammeter of suitable range & variable light transformer including painting with two coats of synthetic enameled paint over a coat of red oxide primer complete all as specified and directed ..

Disconnecting and taking out old unserviceable existing battery of any description and in any position and supplying, fixing ,commissioning and testing new battery 2 volts 100 AH including connecting lead of copper strip in existing battery bank complete all as specified and directed

Supply and fix on floor Electrical shock proof Elastomer mat, 3 mm thick, class 3, 33 KV grade confirming to IS 5424 suitable for 33 KV sub station complete all as specified and directed .

Dismantling and taking out transformer from its position from any location ie. 2 pole/4 pole structure/plinths under for repair / rewinding of distribution transformer 11/0.433 KV disconnecting / opening HV, LV electrical connections, earthing connections along with following other works for following capacity f transformer:- (a) Transportation of transformer to workshop including loading and unloading and back to site by making necessary arrangement of T&P (crane, vehicle, tripod to be arranged by contractor) as directed. (b) Opening of transformer top cover by extraction, removing of serviceable - unserviceable nuts bolts and washers etc in presence of Engr in charge. (c) Draining out of transformer oil in dry and clean container and keeping in safe custody for reuse. (d) Lifting primary coil (HT) and secondary coil (LT), dismantling of transformer complete part by part carefully, and display all the parts without damaging any portion for inspection of Engr in charge. (e) Refilling topping up of transformer oil after dehydration and filtration in transformer. (f) Reassembling the transformer complete with all existing serviceable parts and including minor new parts (rubber gasket, nuts, bolts and washers etc) as required. (g) Reinstall the transformer at site in position as directed after repair connecting HV, LV electrical connections, earthing connections and testing to entire satisfaction on load. Notes :-(a) Payment for repair work ie winding of coil , transformer oil for top up be measured and paid separately in appropriate item of sch A . (b) Supply of new nut, bolts & washers of transformer top cover shall deemed to be included in UNIT RATE QUOTED.

Capacity of transformer 50 KVA to 150 KVA

Capacity of transformer 163 KVA to 250 KVA

Capacity of transformer315 KVA to 400 KVA

Capacity of transformer above 400 KVA to 630 KVA

M & L for rewinding of distribution transformer (after dismantling and segregation of HT/LT leg coil in the presence of Engineer in charge & GE) with and including insulated wire of appropriate gauge and quantities (as existing size) duly insulated with and including insulating material i. e. cotton tape, craft paper, insulating sleeves or other suitable insulating material required to complete the job etc strictly according to manufacturer's instructions and engineering practice complete all as specified and as directed .

HT leg coil with paper insulated copper wire/strip

LT leg coil with paper insulated copper wire/strip

Replacement of HT bushing made out of brass of any size and type including metal part and brass nut bolts and washers of any type for transformer of capacity following sizes including opening of top cover of transformer decaning of oil upto required level and refilling of oil of following capacity:-

(a) 50 to 150 KVA Transformer

(b)163 KVA to 250 KVA transformer

(c) 315 KVA to 400 KVA transformer

(c) Above 400 to 630 KVA transformer

Replacement of LT Rod/Neutral rod or studs made out of brass with brass nuts & washers fitting etc as per size & shape of original including opening cover of transformer decaining of oil upto required level. Re-fixing and reconnecting the same after stud has been replaced of following capacity :-

(a) 50 to 150 KVA Transformer

(b)163 KVA to 250 KVA transformer

(c) 315 KVA to 400 KVA transformer

(c) Above 400 to 630 KVA transformer

M & L for testing & calibration of HT VCB 11 KV . 630 Amp -1000Amp complete with primary and secondary test as required and resetting of relay and proper alignment/servicing of mechanical system of VCB including replacement of unserviceable Tripping & closing coil , limit switch , contact jaw/point , spring charging motor ,replacement of connecting plate with copper as per existing size and gear etc where necessary including necessary spares for smooth functioning and VCBs should be tripped at any type of fault developed in feeders complete all as specified & directed by Engr in charge. Notes :- (i) The quoted rates of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts. The new replaced parts shall be measured and paid for separately under appropriate item of Sch `A’ as `supply only '

Supply only following spare parts for 11 KV VCB, 630/1000 Amps capacity of Make: Crompton Greaves, conforming to the respective cat part given as under :- (Note :(i) Fixing & testing element of following item is deemed to be included under Sch `A’ item No 77 above. (ii) Quantity of under mentioned items is tentative and contractor shall have no claim on account of variation of qtys or non execution of any of the item )

(a) Support insulator

(b) Isolating contact assembly 630/1000 amps.

(c) Terminal bushing for 630/1000 amps VCB

(d) Trip lever

(e) Fixed contact block 630/1000 Amps

(f) Moving contact block 630/1000 amps.

(g) Set of 6 Nos flexible connectors 630/1000 amps.

(h) Set of 3 Nos SPOUT bushing with CC parts (contact plug) upper 630/800 Amps )

(j) Set of 3 Nos SPOUT bushing with CC parts (contact plug) lower 630/800 Amps )

(k) Vacuum interrupter type VL-35409 C2 or as per sample kept in GE's office

(l) Space heater

(m) Bridge rectifier.

(n) Motor cut off limit switch.

(o) Auxiliary Switch (7 NO + 7 NC)

(p) Closing coil assembly 30 volts DC.

(q) Tripping coil assembly 30 V DC

(r) Motor & Gear assembly 110 V AC/DC VMG - 14 type

(s) Plug socket assembly

(t) Closing spring assembly

(u) Tripping spring

(u) Aluminum Bus bar 630 amps

S&F glow sign board on retro reflective sheet with back ground of any colour as directed, self illuminated depicting single line schematic diagram of the installation for any other specified matter duly marked as directed by Engr in charge. Note :- The frame work made out of stainless steel and glow sign board shall be measured and paid separately under item No. 80 of BOQ

S&F of stainless steel hollow section sign board as per site requirement for fixing as in sign board with all fitting and fixture at site for fixing of retro- reflective sheet complete all as specified and directed.

Supply and fix in replacement Fire stand complete with bucket 10 Ltr (02 Nos of water filled, 4 Nos filled with sand) fire hook 2 Nos, 2 Nos CO2 extinguisher capacity 4.5 Kg each confirming to IS-15683 -2018 to be stored in high pressure steel body cylinder complete all as specified of make :-Minimax / Cease Fire / Safe wise/ New age. Note ; - 1. Fire stand shall be made out with angle iron 50x50x6 and MS sheet 2 mm thick duly painted, writing letters and grouted and steps for extinguishers etc all as specified and directed.

M/S SANTOSH CONSTRUCTION CO