REPAIR MAINT OF 11 KVA AND 33 KVA HT ELECT INSTALLATIONS INCLUDING CONNECTED ITEMS SUCH AS TRANSFORMERS VCBs CT oblique PT GOD DO FUSES AVR CABLES ETC AT JAK LI RC UNDER GE 970 EWS

Amount

Excavation in trenches not exc 1.5 M wide and not exc 1.5 M in depth and getting out in any type of soil for taking up or laying of cable complete all as specified and directed.

Excavation in trenches exceeding 1.5 M wide and exceeding 1.5 M in depth and getting out in any type of soil for taking up or laying of cable complete all as specified and directed.

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

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

Supply and laying dry river sand laid in trenches as cable cushioning and covering complete all as specified and directed. NOTE : Punned thickness only shall be measured and paid

Supply & laying reinforced precast cable cover HV, type I, flat of size 300mm x 180mm x 40mm along the length of cable for cable protection complete all as specified and directed.

S & F in trenches/ fixing on poles in repairs GI tubing light grade for road crossing and cable protection of the following sizes :-

80 mm dia

100 mm dia

M&L PCC 1:4:8 type D-2 (using 40 mm graded crushed stone aggregate) as in foundation, filing and mass concreting complete all as specified and directed.

M&L PCC 1:3:6 type C-1 (using 20 mm graded crushed stone aggregate) as in coping, benching including necessary form work complete all as specified and directed.

M&L graded coarse aggregate (broken stone or boulders) of size 40 mm in sub - station yard for laying complete all as specified and directed.

M&L PCC 1:2:4 type B1 (using 20 mm graded crushed stone aggregate) for pole coping of any description complete all as specified and directed.

Dismantling old and unserviceable pre stressed concrete /Steel poles of any type including breaking cement concrete complete, and supply and erection of steel tubular swaged pole with cast iron base plate finial tapper plug, bolts nuts and screws and specified type 410-SP-55 ( 11mtr long) in truly vertical position 1.5 m length of pole above ground level shall be painted with two coats of synthetic enamel paint in strips of 30 cm width, black and yellow alternatively and painting with two coats of aluminum paint over a coat of red oxide primer on rest part of pole and its connected parts complete all as specified and directed. NOTE :- Excavation and PCC shall be measured and paid seperately.

Dismantling of existing old unserviceable earth wire and craddle guard of any size form the position, and material and labour for providing new GI wire 4 mm dia (8 SWG) on poles to continuous earth wire and craddle guard etc, complete all as specified and directed.

Dismantling old unserviceable stay assembly complete, and material and labour for new stay assembly complete with 20 mm dia stay rod with accessories shown in electric plate No 01 including stay clamp, (loop insulator, stay wire, excavation and concrete shall be measured seperately) complete all as specified and directed.

S&F in repairs Galvanised Stay wire of size 7/4 mm complete all as specified and directed.

S&F in repairs loop type insulator Vitreous Porcelian white or brown of size 90 X 140 mm clearance of hole 25.5 mm complete all as specified and directed.

S&F in repairs Disc type porcelain vitreous, brown or white insulator suitable for 11 KV HT working Pressure of size 145 mm height, 255 mm dia , including. one galvanised mild steel spindle, two galvanised iron washer and one GI nut complete all as specified and directed.

S&F in repairs Pin type porcelain vitreous,brown or white insulator suitable for 11 KV HT of working pressure of size 150mm height, 150mm dia, including one galvanised mild steel spindle, two galvanished iron washer and one GI nut complete all as specified and directed.

S&F in repairs Pin type porcelain vitreous,brown or white insulator to suit 1100 Volt working pressure of size 100 mm height, 65mm dia, including one galvanised mild steel spindle, two galvanished iron washer and one GI nut complete all as specified and directed.

S&F in repairs shackle type porcelain vitreous brown or white 1100 Volt of size, 115 mm dia and 100mm height including GI strap of size of 31 x 5 mm insulator bolt of 14 mm dia, nuts and washers for working pressure 1100 V complete all as specified and directed.

S&F in repairs including testing of swing out explusion fuse isolated assembly with fuse carrier out door type 11 KV supply 50 Amp (DO Fuse) including mounting bracket & post insulator comlete all as specified and directed.

S&F in repairs transmission class type drop out fuses 11000 volts rating 25-50 amps,outdoor type complete all as specified and directed.

Taking down Triple pole mechanism complete with DO Fuse unit from the site, supply and installation DO fuse unit triple pole, mechanically operated, mounted on insulator and steel frame,with operating mechanism worked from ground level with GI pipe medium grade, for current rating upto 200 Amps and Air break (switch) insulator suitable for HT 11 KV out door type 50 Amp ( DO Fuse ) complete all as specified and directed.

S&F in repairs lightening arrestors expulsion type complete with all fittings transmission class, discharge capacity 65 kilo amps, suitable for 11 KV complete all as specified and direcetd.

S&F in repairs cable end jointing kit for 11KV grade cable for Outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Aluminium conductor cable of size 50 to 95 sqmm complete all as specified and directed.

Description all as per srl item No 25 here in before but of size 3 core 120 to 185 sqmm size cable.

S&F in repairs cable end jointing kit for 11KV grade cable for Indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Aluminium conductor cable of size 50 to 95 sqmm complete all as specified and directed.

Description all as per srl item No 27 here in before but of size 3 core 120 to 185 sqmm.

S&F in repairs cable jointing kit for 11KV grade cable for Straight through joint heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Aluminium conductor cable of size 50 to 95 sqmm complete all as specified and directed.

Description all as per srl item No 29 here in before but of size 3 core 120 to 185 sqmm size cable.

M&L for painting of HT/LT panel of any description with one coat of synthetic enamel paint of standard colour code over the existing painted surfaces after preparing the old painted surfaces by using spray gun complete all as specified and directed.

Supply, laying, testing and commissioning XLPE cable in replacement , PVC insulated, screened PVC bedded galvanised steel strip or wire armoured electric power cable, heavy duty with aluminium conductor 11000 Volts grade (earthed), 3 core 95 sqmm laid in trenches / floor / duct / fixed on poles / through GI tubing in different locations / areas complete all as specified and directed.

Description all as per srl item No 32 here in before but cable of size 3 core 120 sqmm size cable.

Repairing / Servicing the Air break isolating switch HT 11 KV 100/200 Amps by replacing the fective major spares including provn of minor parts, bolts, nuts etc complete all as specified and directed. NOTE :- Major spare will be measured & paid seperately under relevant items under Sch'A' item No. 35

Supply and fixing in repairs 11 KV Airbreak switch spares all as directed.

Male contact/moving Contact Blade.

Female contact/Fix Contact Jaw.

MS jumper carrier.

Back Connector plate.

Petroleum Jelly.

Repairing / Servicing the Air break isolating switch HT 33 KV 100/200 Amps by replacing the defective major spares including provn of minor parts, bolts, nuts etc complete all as specified and directed. NOTE :- Major spare will be measured & paid seperately under relevant items under Sch'A' item No. 37

Supply and fixing in repairs 33 KV Airbreak switch spares all as directed.

Male contact/moving Contact Blade.

Female contact/Fix Contact Jaw.

Rotating contactor pipe 200A/400 A

MS jumper carrier.

Back Connector plate.

S&F in replacement PVC insulated armoured heavy duty single strand solid copper conductor electric cable with 1100 V grade with cross section area 12 Core 2.5 Sqmm complete all as specified and directed.

S&F in repairs drop out (DO) fuse unit expulsion type outdoor three pole 200 Amp suitable for HT 33 KV, comprising of 6 Nos post insulators, GI steel base mounting frame, GI nuts, bolts etc with 30A , HT barrel type fuse complete all as specified and directed.

S&F in repairs including testing, and commissioning of gang operated type air break isolating switch horizontal / vertical type type mounting complete, double break and operation rod of suitable length 400 A capacity with 09 Nos post insulators and suitable for 33 KV HT supply, complete all as specified and directed.

S&F in repairs lightening arrestor Zinc oxide gap less type, station class suitable for 33 KV / 10 KA complete with all fittings complete all as specified and directed.

S&F in repairs single post insulator, 33 KV with mounting spindle etc. complete all as specified and directed.

S&F in repairs Pin type insulator, 33 KV with mounting spindle etc. complete all as specified and directed.

S&F in repairs disc type insulator, 33 KV with hardware fittings etc. complete all as specified and directed.

M&L preparation of old painted external surfaces of HT 2 pole structures consisting of HT 11 Mtr steel pole, cross arms, GOD assembly with pipe, DO fuse assembly, clamps etc., of any description and applying one coat of Aluminium paint manualy complete all as specified and directed. NOTE for item No 45 & 46 : This rate inclusive of painting all minor items such as clamps, brackets, nuts, bolts and washers which is not particularly mentioned in the structures & Each job will be measured and paid.

Description all as per srl item No 45 here in before but for 4 pole structure all as directed.

M&L preparation of old painted surfaces of HT 33/11 KV MRS YARD (OLD SYSTEM & NEW MAP SYSTEM) at Old Air Field consisting of Steel poles / ISMBs, cross arms, GOD pipe, clamps etc., having of any description and applying one coat of aluminium paint complete all as specified and directed. NOTE : (a) This rate is inclusive of painting all minor items such as clamps, brackets, nuts, bolts and washers which is not particularly mentioned in this item. (b) This painting work will be carried out during Holidays only to avoid electric shut down.

S&F in repairs including testing of metering & protection current transformer Oil filled out door type of 33 KV capacity ratio 100-50/5 or 200-100/5 class=5P, 10/1 15 VA including dismantling old existing CT complete all as specified and directed. NOTE : Calibration & testing record for the same shall be submitted by the contractor to Engr-in-charge.

S&F in repairs cable end box heat shrinkable type joint kit outdoor type, suitable for XLPE cable 3 core, 185 sqmm, 33 KV HT supply, complete all as specified and directed.

S&F in repairs including testing of metering & protection PT unit 11000/1100 volts draw out type epoxy resin cast type taking out contact with lead and bushing from the bus bar and PT, replacing by new one of same model suitable for 11 KV VCB including testing on completion complete all as specified and directed.

M&L cutting and trimming of tree branches of girth 25 mm to 75 mm to 3 mtr all around of any size which is obstructing illumination of street light and touching LT / HT Over head line by using required tools and plants incl removing trimmed tree branches complete all as specified and directed. NOTE : Each cleaning will be measured and paid separetely.

S&F in replacement insulating rubber mat insulation ISI marked of size 1 m x 2 m x19mm suitable for 11 KV at 33 KV MRS Old Air Field complete all as specified and directed.

M&L for replacement of temperature gauge of suitable size for power transformer/ AVR of any capacity complete all as specified and directed.

M&L PVC sleeves suitable for LT / HT ACSR conductor / jumper of any type in R Y B Colours superior quality inserted over the existing ACSR complete all as specified and directed.

M&L preparation of old surface, cleaning the surface of the Steel pole (HT) 11 Mtr long pole structures above the ground level including coping area and painting with two coats of aluminum paint over a coat of red oxide primer on rest part of pole and its connected parts complete all as specified and directed.

S&F in repairs bolted type LM 6 alloy aluminium rigid stud type terminal connector of type universal connector suitable for 33/11 KV type ACSR conductor / busbar complete all as specified and directetd.

S&F in repairs bolted type LM 6 alloy aluminium rigid pad type terminal connector for pad to conductor suitable for 33/11 KV type ACSR conductor complete all as specified and directetd.

S&F in repairs bolted type LM 6 alloy aluminium rigid parallel connector conductor to conductor suitable for 33/11 KV type ACSR conductor complete all as specified and directetd.

Taking out the existing HT AVR unit 11000 volts grade (Make : Adrew Yule) carefully by dismantling all incoming & outgoing elect / mechanical connections lifting and transport to reputed workshop by means of using suitable tools & plants, opening the body of buck booster/AVR units find out the defects and servicing, repair/ removing including replacing the defective spare parts and re-assembling complete all as specified and as directed. (De-hydration of oil / new winding will be measured and paid under relavent item of this schedule) The job involves the following :- (a) Dismantling & taking down carefully from plant room by disconnecting all electrical / mechanical connections from HT and LT side including transporting to work shop. (b) Opening the body of the AVR/buck booster units complete, drain out the oil, lift the cover and coil assembly, checking the serveability state of spares such as moving carbon roller, windings, insulating oil, LT/HT elect connections, HT/LT bushings, HT/LT brass terminals, Tig & Tag connectors, chain rack, limit switch, bearings, couplings, motor, Micro processor based PCB card, CT/PT assy, Aux / Reverible contactors, Winding/Oil temp/Buchloz relays assy, earthing connections, copper strip, etc. and repair / replace the same of existing model/make and making fully serviceable state of AVR/Buck booster assy at site including testing as per OEM specifications complete all as directed, (c) Cleaning the core laminations assembly by oil complete, removing the carbon sediments / dust in the coil and core gently without making any damage to coil and core. (d) Re-assembling all dismantled parts including provision of new gasket, nut, bolts, refilling with transformer oil and transporting back to original location including electric/mechanical connection testing and commissioning complete.

Supply and fixing in repairs moving carbon rollers of existing size and make suitable for 1500 KVA AVR Unit, complete all as specified and directed.

Supply and fixing in repairs Tie & Tac brass connector suitable for 1500 KVA AVR Unit, complete all as specified and directed.

Supply and fixing in repairs Chain rack (double) including bearing, complete all as specified and directed.

Supply and fixing in repairs Limit switch suitable for 1500 KVA AVR unit, complete all as specified and directed.

Supply and fixing in repairs SS coupling suitable for 1500 KVA AVR unit, complete all as specified and directed.

Supply and fixing in repairs Chain assembly suitable for 1500 KVA AVR unit complete all as specified and directed.

Supply and fixing in repairs Synchronous motor suitable for 1500 KVA AVR unit, complete all as specified and directed.

Supply and fixing in repairs PCB card suitable for 1500 KVA AVR unit, complete all as specified and directed.

Supply and fixing in repairs PT unit 11000/1100 volts suitable for 1500 KVA buck booster unit, complete all as specified and directed.

Supply and fixing in repairs Reversible Contactor 3 pole 800 Amps suitable for 1500 KVA AVR unit, complete all as specified and directed.

Supply and fixing in repairs winding temperature relay complete suitable for 1500 KVA AVR unit, complete all as specified and directed.

Supply and fixing in repairs Oil temperature relay complete suitable for 1500 KVA AVR unit, complete all as specified and directed.

Supply and fixing in repairs Buchloz relay assy complete suitable for 1500 KVA AVR unit/Transformer, complete all as specified and directed.

Supply and fixing in repairs Copper strip of any size suitable for 1500 KVA AVR unit, complete all as specified and directed.

Supply and fixing in repairs Connector Strip 16 way / 24 way suitable for 1500 KVA AVR unit, complete all as specified and directed.

Supply and fixing in repairs Aux contactor suitable for 1500 KVA AVR unit, complete all as specified and directed.

Taking down carefully the existing 11KV/ 433 V distribution transformer of capacity 63 KVA to 600 KVA by disconnecting HT overhead connection/ underground cables and earth strips etc. from any substation / locations using suitable capacity of crane or by any other method irrespective of type of approach available, loading in vehicle, transportation to workshop for repairs and unloading carefully. Reloading the tranformer after repairs and testing of transformer; transportation to site and unloading including placing at given position and re-commissioning complete all as specified and directed by Engr-in-charge. NOTE : All the T&P required for disonnection, connection, loading and loading including necessary petty items like bolts, nuts etc will be arranged by the contractor and rates for the same deem to be included in the rates quoted.

M&L repairs toTransformer step down 11KV/0.433 KV any type of capacity 63 KVA to 250 KVA, after dismantling the transformer body carefully, opening the top cover of Transformer for inspection /repair, drain out the transformer oil from the tank complete, taking out the core and winding assy by disconnecting the internal connections, removing the carbon/sludge deposit in transformer housing core, renewal/replacement of unserviceable rubber bushes and washers , replacement of tap changer winding and thimbles, replacement of silica gel, replacement of top cover gasket set including pasting with pasting material, replacement of worn out nut and bolts, replacement of unserviceable LT & HT bushes, cutting the burnt out winding and re-winding the same with suitable size of super enamelled copper wire as per existing guage, insulating the winding connection by using fire proof sleeve and fire proof tape, warnishing the coil, keeping the coils in electric oven chamber for 24 hrs to remove the moisture, Painting of complete transformer body from outside and inside by weather proof type using spray gun, Marking of MES/SM Number etc, replacement of conservator tank glass, re-intalling the core and winding inside properly, making the all connection with suitable copper lugs, refilling of dehydrated transformer oil including dehydration, reinstalling the top cover after cleaning and painting of housing, conservator tank, expulsion vent etc, Meggering the LT and HT side of the Transformer and testing complete all as specified and directed. NOTE :- Winding wire including labour for making of coils and LT/HT bushes & transformer oil will be measured & paid seperately.

Description all as per Srl item No 77 herein before but of capacity 11 KV/0.433 KV, 300 KVA to 600 KVA.

Supply and filling of fresh transformer power oil of BDV not less than 50 KV for topping up of reduced level of transformer due to evaporation/ leakage/losses due to dehydration in HT 33 KV transformer/HT 11 KV AVR /Distribution transformer 100 to 600 KVA or for replacement complete including removing of old unservicable transformer oil all as specified and directed. NOTE: Necessary documents should be submitted by the contractor to Engr-in-Charge.

M&L for conducting oil filtration by stream line / Vacuum type filter machine to remove the moisture/ carbon particles to improve required BDV of oil 50 to 60 KV for 1 min for power transformer & as BDV of oil 40 to 50 KV for 1 min for distribution transformer incl routine testing after filtration for any capacity of transformers/AVR/CT/PT units all as directed. NOTEs : (a) The contractor shall change the filter assy before starting the filtration of transformer / AVR of capacity 600 KVA and more capacities in presence of Engr-in-Charge. (b) Necessary documents should be submitted by the contractor to Engr-in-Charge.

Material and labour for replacement of brass terminal rod with nuts,bolts washers & bushings suitable for HT side of the transformer of any make and capacity from 63 KVA to 300 KVA complete all as specified and directed.

Description all as per srl item No 81 herein before but LT side.

Material and labour for replacement of brass terminal rod with nuts, bolts washers & bushings suitable for HT side of the transformer of any make and capacity from 315 KVA to 600 KVA, complete all as specified and directed.

Description all as per srl item No 83 herein before but LT side.

Supply and replacing silica gel breather clear view type including first filling of good quality silica gel of capacity suitable for 63 KVA to 300 KVA transformer, complete all as specified and directed.

Supply and replacing silica gel breather clear view type including first filling of good quality silica gel of capacity suitable for 315 KVA to 600 KVA transformer, complete all as specified and directed.

M&L painting the outer surface of the transformer with one coat of weather proof paint after preparing the surface dust and oil free and cleaning the bushes, name plate etc paint free after painting including writing the MES/SM No with white enamelled paint all as directed for capacity of transformer 63 KVA to 600 KVA (Indoor/outdoor type) complete all as specified and directed.

Description all as per srl item No 87 here in before but for capacity of transformer 1000 KVA to 2000 KVA (Indoor/outdoor type) complete all as specified and directed.

Supply and replacing silica gel breather clear view type including first fill of good quality silica gel of capacity suitable for 1000 KVA to 2000 KVA transformer / AVR units, complete all as specified and directed.

M&L earthing complete with GI earth plate 60x60cmx6mm thick electrode and 32x6mm GI strip as earthing lead burried directly in ground (Earth pit not less then 2.25 metres deep below ground level) with top edge of the plate not less then 1.5 metre below normal ground level, conneceted to GI strip 32x6mm as earth lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No.5 and incl earth work, PCC pit and RCC cover, watering pipe 20mm dia light grade, funnel, wire mesh, charcoal dust, 40mm dia light grade protection pipe and salt etc and connected to earthing test point all as specified or directed and testing complete all as specified including dismantling old earthing.

S&F in replacement off load tap changer for distribution transformer of any make and capacity from 200-600 KVA, complete all as specified and directed.

S&F in repairs super enamelled copper conductor wire of suitable gauge and size as per requirement for rewinding the HTtransformer / HT AVR of any capacity / any make complete all as specified and directed.

S&F in repairs super enamelled aluminium conductor wire of suitable gauge and size as per requirement for rewinding the HT transformer/AVR of any capacity / any make complete all as specified and directed.

S&F in replacement of bush type insulator white/brown/green working pressure 433 Volts LT side all as specified and directed.

M&L for servicing and repairing of OLTC (ON load Tap changer) for 11 KV Transformer by disconnecting and dismantling all burnt out cables / fuses/ relays / contactors, toggle switch/knobs /indicators/reading units and other accessories repairs / replace the unserviceable items and making the OLTC serviceable condition and connecting back to its original position complete all as specified and directed.

M&L for servicing of 33 KV VCB / 11KV VCB / bus coupler by dismantling cleaning greasing the complete VCB with attached relays bus bar etc insulation testing, setting the contact gap by measuring as required reassembling the VCB and reinstalling back to its original position checking and repairing the current circuit panel wiring, replacement of new spares as required complete including operational testing and commissioning complete all as specified and directed. NOTE : New spares will be measured and paid separately under relavent item of this schedule.

M&L for carrying out primary & secondary injection test of 33 KV or 11 KV indoor /outdoor type current transformer (Set of three) of VCB's by using standard injection test method and checking the electrical circuits for fault condition, all relay testing and proper functioning including submitting the test report complete all as specified and directed. NOTE : PIT/SIT for VCB will be carried out in 6 months intervals and each primary & secondary injection test will be measured and paid.

Supply and fixing in repairs the following spares for outdoor VCB 33 KV 800 A 750 MVA fault level 36V-26/2000 & VCB 11 KV 400 A 25 KA 250MVA as approved by GE against srl item No 96

Closing coil 24/30V DC

Tripping coil 24/30V DC

Antipumping device 24/30V DC

33 KV porcelain bushing for VCB Top

33 KV porcelain bushing for VCB bottom

Connector strip 16 way

Earth Fault and over current relay of L & T Model No MC61A 24-110V

Digital type power factor indicator meter

Digital type Voltmeter / Ammeter 96 x 96 mm size

LED type indicator lamp assembly

Vacuum Interrupter for indoor VCB

Spout incoming side

Spout outgoing side

Epoxy insulators bushings for incoming / out going cables / bus bar suppors as per existng size of VCBs

Insulated Copper bus bar of existing size and thickness for VCBs

Gear system assy complete with handle for charging / discharging of VCBs

Spring charging motor for VCBs

Supply only DO fuse elements 11 KV grade having fire resistant tube and soldered joint with ferrule, 24 .5" long crimped joint, stranded silver/tin coated copper wire of 2.5 to 25 A capacity, complete all as specified and directed.

Description all as per srl item No 99 here in before but 30 to 40 A capacity

Description all as per srl item No 99 here in before but 50 A capacity

Supply only DO fuse elements 33 KV grade having fire resistant tube and soldred joint with ferrule, 33" long crimped joint, stranded silver/tin coated copper wire of 2.5 to 25 A capacity, complete all as specified and directed.

Description all as per item No 102 here in before but 30 A to 50 A capacity

Re-Stringing only existing HT 11/33 KV / LT OH line / Jumpers including dismantling of existing old binding wire for tightening complete. NOTE: (a) Restringing of each wire shall be measured as in RM. (b) Supply only binding wire shall be measured and paid separately.

M&L for removing vegetation, grass, scrubs and bushes growing in Sub station yard along with fancing by mannually / mechanically and keep the sub station yard neat and clean complete all as specified and as directed. NOTE :- Unit rate quoted deemed to include to keep the installation neat and clean through out the period of contract and each cleaning will be measured and paid separately.

Dismantling of existing old unserviceable ACSR of any size from any descritpion, material and labour for providing new ACSR conductor all as specified and directed including stringing through existing RCC poles, fixing in insulators, jumpers with polythene pipe, aluminium binding wire etc complete of different sizes all as directed. NOTE : Rates inclusive for new Aluminium tape/ copper binding wire.

S&F in repairs MS cross arms channel, bracing, support, clamps chequered plates etc fabricated structured steel, sections, including nuts, bolts, washers etc and cutting to required length beat to any shape drilling holes, fixed on poles or jointed by means of elect welding complete incl painting with 2 coats of aluminum paint over a coat of red oxide primer after preparation of surfaces incl taking down / dismantling the old items complete all as specified and directed.

S&F in repairs AAC for binding purpose of not less than 0.9mm dia for tightening the conductors on poles complete all as specified and directed.

M&L for disconnecting 33KV/11KV transformer of capacity 1000 KVA to 2000 KVA by removing HT overhead connection/ underground cables and earth strips etc.taking out the transformer from any location by using suitable capacity of crane or by any other method irrespective of type of approach available, loading in vehicle, transportation to workshop for repairs and unloading carefully. Reloading the tranformer after repairs and testing of transformer; transportation to site and unloading including placing at given position and recommissioning complete all as specified and directed.

M&L for repairs to Power Transformer 33/11 KV outdoor type of capacity 1000-2000 KVA after dismantling the transformer carefully, opening the top cover of Transformer for inspection /repair, draining out the transformer oil from the housing complete, removing the carbon /sludge deposit in transformer housing core, renewal/replacement of u/s rubber bushes and washers , replacement of tap changer motor's winding and thimbles, replacement of silica gel, replacement of top cover gasket set including jointing with pasting material, replacement of worn out nut and bolts, replacement of unserviceable LT & HT bushes, keeping the coils in electric oven chamber for 48hrs to remove the moisture content, replacement of temp guages of oil and winding, Painting of complete transformer body from outside and inside, Marking of MES/SM Number etc, replacement of conservator tank glass, re-intalling the core and winding inside properly, making the all connection with suitable copper lungs, refilling of dehydrated transformer oil including dehydration, reinstalling the top cover after cleaning and painting of housing, conservator tank, expulsion vent etc, Meggering the LT and HT side of the Transformer and testing complete all as specified and directed. NOTE: Transformer disconnect, loading , unloading, transport, Transformer Oil, winding material will be paid seperately in relevant sch 'A' item.

M&L Earthing complete with copper earth plate 60x60cmx3.15 mm thick electrode and 20x3mm copper strip as earthing lead burried directly in ground (Earth pit not less then 2.25 metres deep below ground level) with top edge of the plate not less then 1.5 metre below normal ground level, conneceted to GI strip 32x6mm as earth lead by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No.5 and incl earth work, PCC pit and CI cover, watering pipe 20mm dia light grade, funnel, wire mesh, charcoal dust, 40mm dia light grade protection pipe and salt etc and connected to earthing test point all as specified or directed and testing complete all as specified including dismantling old earthing.

NOTE :- An amount of Rs. 4,54,507.00 on account of Credit Schedule for Schedule 'A' Part-II shall be deducted from total quoted amount of BOQ to arrive at the contract sum.

M/s Nasir Rasool Dar (BID ID -3435291)

CHINAR CONSTRUCTION TRADERS (BID ID -3428694)

M/S RATHER CONSTRUCTION CO (BID ID -3435171)

M/S Noor Mohammad Shalla (BID ID -3428871)