REPAIR/ MAINT AND REPLACEMENT OF HT UG CABLES, GOD DROP OUT FUSES, FOUR/ TWO POLE STRUCTURE, LIGHTENING ARRESTER, DEHYDRATION AND REPAIR OF TRANSFORMERS AND CONNECTED ALLIED WORK AT SAHARANPUR UNDER GE ROORKEE

Amount

Material and labour for disconnecting of distribution transformer indoor/outdoor type for testing/servicing /cleaning / repair etc, ensuring safety isolation and testing (IR values for HV/LV windings & winding-to-earth) oil level & condition checking (visual and BDV test), checking of bushings, including external inspection , checking of earthing connection and re-connecting after carrying out required repair/testing servicing in the transformers. Recording of all test parameters and preparation of service report complete all as directed by Engr-in-Charge for following capacity of transformer. NOTE :-(i) The cost of dismantling and assembly is deemed to be including. (ii) work to be carried out by qualified personael to ensure safe and reliable operation. Preventing maint/servicing of transformer will be carried out by any equipment manufacture/certified firm and work to be carried out as per standrded and recommendations complete in all respect. All test perameter service and report shall be submitted by contractor. (iii) If the transformer winding as per testing is burnt the probable reason for the same should be mentioned in the report and report to be counter sign by GE.

Upto 160 KVA transformer

above 250 to 400 KVA transformer

Material and labour for preventive maintenence/servicing of distribution transformer indoor/outdoor type after disconnection and testing as mentioned item No 1 above , servicing and cleaning of transformer ,checking and tightening of all electrical/mechanical connections, checking of gasket, repairing of leakage e.i replacement of gland, change of brass nut/bolt, removing of carban from connection, gasket and joint, minor repair etc complete as directed by Engr- in- Charge for the following capaity of Transformer :- NOTE :-(i) The cost of dismantling and assembly is deemed to be including. (ii) work to be carried out by qualified personael to ensure safe and reliable operation. Preventing maint/servicing of transformer will be carried out by any equipment manufacture/certified firm and work to be carried out as per standrded and recommendations complete in all respect. All test perameter service and report shall be submitted by contractor.

Upto 160 KVA transformer

above 250 to 400 KVA transformer

M&L for transportation of defective transformer declared after testing and recommendation as item No 1above from 2/4 pole structure/ platform mounted substation or AGE E/M store yard to workshop and opening the transformer cover, draining out of transformer oil, assembling, removing of the burnt parts ie. tape, paper insulating strings, removing windings and keeping safe as desired condition etc gently and carefully washing of the dust, rust and dirt from all parts including taking out cooling tubes, welding and re-assembling after carrying out required repair and transporting back to site/MES store yard/ installation on existing 2/4 pole structure/ platform with necessary fixing arrengement including connecting up electrically, commissioning and testing all as directed by Engr- in- Charge for the following capaity of Transformer :-

Upto 160 KVA transformer

above 250 to 400 KVA transformer

NOTE :- (i) The contractor shall produce test certificate as per IS-2026 alongwith high voltage test from the firms after repair. (ii) To accertain the fault of transformer at installed location, the transformer will be tested with HT 10KV magger, multimeter in the presence of AGE E/M/JE E/M. All T&P required like HT magger 10KV, multimeter and cables will be arrenged by contractor. (iii) All the transformer shall be opened in presence of Engr- in- Charge/ his rep veryfy the various repairs/replacement involved and the transformer shall be assembled in the presence of Engr- in- Charge/his rep after necessary repairs/replacement. (iv) All the transformer shall be tested in the factory in the presence of Engr- in- Charge/ his rep, as per ser note No (i) above and also in addition the transformer where specified to be installed and commissioned on the 2/4 pole structure, platform and also shall be tested by the contractor in the presence of Engr- in- Charge/his rep. (v) All the testing arrangement shall be provided by the contractor without any extra payment. (vi) The contractor shall also furnished a guarantee certificate himself for rectification of the defects. If any noticed defect during liability period for 01 year from the certified date of completion. (vii) The above shall however does not absolve the responsibility of the contractor for rectification of any defect, if any noticed during guarantee period of 01 year as per condition 46 of IAFW-2249 and the contractor shall be solely responsible for entire completion of work and for rectification of the defect/replacement of items/parts and required pointed out by the GE during defect liability period of 01 year. Payment only for dehydration of the transformer oil and painting of the transformers replacement of certain items considered separately here- in- after shall only be made for separately all other minor repair/replacement as required and ordered by the Engr- in- Charge for entire completion of work shall be deemed to be included in the unit rate of the above items. (viii) The contractor shall also clear the breathers. The unit rate quoted by the contractor shall included this aspect also. (ix) Contractor shall provide all arrangement for carefully handling/conveyance of/ transportation of equipment by means of crane/chain pully/recovery van and vehicles as per requirements and directed by Enge- in- Charge. (x) Transformer oil tank rubberised 6.0mm thick gasket sheet pasted using gasket cement, oil level gauge, drain valve, painting inner side tank by zinc chromate paint and outer side by approved paint include in this item rate. (xi) The rate quoted by contractor shall include all these aspect from (i) to (x) while quoting his tender that quoted rate also include the provision of providing electric connection to exisiting system.

Taking down of transformers of capacity from 2/4pole structure or from PCC plateform with due care after disconnecting all HT/LT connections on pole mounted structures, Transportation of transformer from PCC/ 2 or 4 pole structure to any other required location in RTS & Depot lowering and remounting it on 2/4pole structure or PCC plateform with due care by through crane and reconnection in new location including earthing connection and as directed and specified by engineer in charge for the following capaity of Transformer :-

Upto 160 KVA transformer

above 250 to 400 KVA transformer

M&L Segregation of HT leg coil from transformer and making new HT leg coil with insulating copper wire of required gauge craft paper cotton tape HT/LT insulation as per as per IS specification of old transformer including ovening & heating after marking of coil as required and to the satisfaction of Engr-in-Charge.

M&L Segregation of HT leg coil from transformer and making new LT leg coil with insulating copper wire of required gauge craft paper cotton tape HT/LT insulation as per as per IS specification of old transformer including ovening & heating after marking of coil as required and to the satisfaction of Engr-in-Charge.

Dehydration/ filtration of transformer oil of existing transformer installed at site with portable plant to improve the dielectric strength 50 KV during filling after initial filtration including testing of dielectric strength after dehydration at site complete all as specified and directed by Engr-in-Charge. NOTE :- (i) All arrengement of DG set of suitable capacity of electric supply for running of dehydration plant, T&P and other items required will be arranged by contractor and deem to be included in the cost of dehydration/filtration and nothing extra on this account will be admissiable. Any damage after filtration shall be solely responsible of Contractor & same shall be repaired without any additional cost. (ii) Dehydration report will be submitted by the contractor. (ii) the case the result is not desirable payment will not made to the contracor

Supplying, filling dehydration and filtration of new transformer oil for toping up/replacement of transformer oil having dielectric strength not less than 60 KV(rms) with gap of 2.5 mm all as conforming to IS 335 of 1993 complete all as specified and directed by Engineer-in-Charge.

Material and labour for replacement of worn out bushing rod made out of brass with heavy duty three nuts and three washer at both ends suitable for HT side all as per IS 3347-5-2 (1979) shape, dia and length suitable for following capacity transformers :-

Upto 160 KVA transformer

above 250 to 400 KVA transformer

Material and labour for replacement of worn out bushing rod made out of made out brass with heavy duty with nuts and washer at both ends suitable for LV side all as exiting size, shape and length suitable for following capacity transformers :-

Upto 160 KVA transformer

250 to 400 KVA transformer

Material and labour for replacement of worn out porcelain bushing for 11KV HT side indoor /outdoor transformers with rubberised cork sheet washers 4mm thick all as required at site and as directed by engineer in charge suitable for following capacity transformers:-

Upto 160 KVA transformer

above 250 to 400 KVA transformer

Material and labour for replacement of worn out porcelain bushing for .433 KV LT side indoor /outdoor transformers with rubberised cork sheet washers 4mm thick all as required at site and as directed by engineer in charge suitable for following capacity transformers:-

Upto 160 KVA transformer

above 250 to 400 KVA transformer

Material and labour for replacement of worn out rubberised cork sheet 4mm thick for transformer top cover all as required at site and as directed by engineer in charge suitable for following capacity transformers:-

Upto 160 KVA transformer

above 250 to 400 KVA transformer

M & L for Preparation of old surface of transformer for painting externally including fins/radiators removal of all rust/oil/grease and unwanted material and then two coats of synthetic enamel metallic paint by means of spray gun at site of installation of transformer alongwith writing SM No complete all as specified and directed by engineer in charge suitable for following capacity of transformer:-

Upto 160 KVA transformer

above 250 to 400 KVA transformer

Material and labour for replacement of worn out silica gel breather assembly including silica gel all as per existing sample suitable for following capacity of transformers of any make.:-

Upto 160 KVA transformer

above 250 to 400 KVA transformer

M&L for replacement of fresh silica gel complete all as specified and directed.

Material and labour for replacement of worn out off load tap changer, with matallic tap changing machanizm, 7 positions and making all electrical connection including removing existing one complete all as per existing sample suitable for following capacity of transformers of any make.:-

(i) Upto 400 KVA transformer

Material and labour for oil temperature guage / thermometer (0 degree to 120 degree C) suitable for transformers all as per existing shape and size for any make and model of transformers all as specified and directed by engineer in charge.

Supply and fixing oil drain valve for any type of transformer at site/in workshop all as directed for the following capacity :-

Upto 160 KVA transformer

above 250 to 400 KVA transformer

M & L for Shut down, isolation, and safety precautions for 11 kV panel, tagging & earthing before work Servicing of 11 kV VCB, opening breaker, inspection of moving & fixed contacts, checking wear level, cleaning & lubrication of mechanism and overhauling of mechanism assembly ,dismantling, greasing, replacing worn-out springs, checking linkages, alignment, Cleaning of breaker & panel interior with electrical-grade chemical cleaning agents to remove dust, carbon, and moisture, Tightening of all control wiring & busbar connections with torque wrench as per manufacturer’s specifications, Testing & functional checks for breaker closing/opening, trip coil operation, interlock verification and cleaning, reassembly & commissioning of VCB and panel including consumables i.e leaning chemicals, lint-free cloth, lubricants, minor fasteners complete conduct timing test, CRM test, insulation resistence test of VCB,primary injection test, Calibaration and adjustment of vaccum circuit braker alongwith painting of VCB Panel all as specified, the test report shall be pasted on VCB with mention all perameter i.e. setting time, date, etc as directed by Engr-in-Charge. Note-:(i) The cost of spare part will be paid separetley. (ii) work to be carried out by qualified personael to ensure safe and reliable operation. Preventing maint/servicing and calibaration of VCB will be carried out by any equipment manufacture/certified firm and work to be carried out as per standrded and relevent IS/IEC guidelines complete with test report submission in all respect. All test perameter service and report shall be submitted by contractor.Date of calibration along with triping timing will be attached on concern VCB duly signed by Testing Officer and Eng-in-charge.

S&F as in replacement Digital protective relays comprising of under / high voltage relay with with high set operational with 24 volt to 110 volts AC / DC campatible to existing VCB including complete wiring with suitable size wire as per existing and fixing arrangement complete as secified and directed. Make :- CG, Jyoti, AE, L&T,Ashida, ABB

M&L in replacement of triping/ closing coils suitalbe for 11KV VCB Make : CG

M&L in replacement of Rectifier for motor circuit of 11KV VCB of make CG.

M&L in replacement of U/S spring charging motor with gear single phase AC supply suitable for 11 KV VCB

S & F in replacement of epoxy resin spouts bushing for VCB complete all as specified and as directed

S & F in replacement of heater of capacity 100 watt as per existing type in VCB complete all as specified and as directed

S & F in replacement Indicator lamp with and including holder & cover to show all the three phase i.e RYB to be mounted on 11 KV HT switch gear complete all as specified and as directed.

Supply & Fixing in replacement of digital volt meter 11 KV flush mounted class - 1.0, size as per sample complete

S&F in replacement of digital Amps meter 0 to 25 Amp, 11 KV mounted flush mounted class - 1.0, size as per complete

S&F in replacement CT 11 KV VCB of Ratio 150-05/5+5, Class 1.0, VA 15 core 1 & core 2 , IL 12/28/75 KVP STC 18.4 KA for 1.0 Sec. complete to fix in existing arrangement of VCB all as specified and directed by Engr-in-Charge Make : Crompton Greaves/Schneider/ABB

S&F In replacement of unserviceble PT with new PT 11 KV oil/dry type as per existing make and type complete all as specified and directed by Engr-in-Charge Make : Crompton Greaves/ABB/Schneider

S&F in replacement single vaccum interrupter for 11 KV VCB 50Hz compatiable to existing 220-320 V automatic type complete

Supply and fix vertical type air break gang operated tripple pole, mechanically operated, outdoor type with all fittings, accessories, mounted on and including HT 11 KV porcelain insulators 09 Nos and steel channel frame GI Operating rod 25 mm dia of suitable length worked from ground including locking arrangements, with 7 livers Naval brass lock, suitable current rating complete.(set of three)

Servicing of two & four pole, structure complete including replacement of unserviceable jumper, sleeve vice type connector GI PG clamps 'T' connector run through clamps, bolts nuts, washer connecting lugs/thimbles knife contacts applying petroleum jelly to the moving contact as well fixed contacts, tightening all the connection for its smooth functioning and aluminium painting complete all finishing as directed at site by Engineer-in-charge. Note :- No extra payment will be made for the spares required to keep the two & four pole structure in satisfactory functioning throughout contract period other than given in schedule complete all as specified and directed..

M&L for mild steel chequered plate 6 mm thick including cutting fabricated cold or hot welding at site drilling holes nuts - bolt and washers etc including angle iron 25 mm x 25 mm x 3 mm thick for mounting of MS sheet cover dully painted with black bituminous paint over one coat of red oxide primer and as directed. including breaking of existing duct for grouting of angle iron, and making good PCC of the existing duct at water supply installation complete all as specified and directed.

M & L for Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square complete all as specified and directed.

S&F in replacement of unserviceable lightning arrestors with new 11 KV Lightning arrestors explusion type complete with all fittings and necessary connection,transmission class, discharge capcity 65 kilo amps complete all as specified. (Set of three)

M & L in replacement of unserviceable cross arms with new 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 including removing of existing any type of conductor a coat of red oxide primer one underand & one finishing coat complete all as specified and directed.

Supply and fixing danger notice plate of 1.6mm thick MS sheet, vitreous enamelled 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, 25x20 cm size

In replacement of old unservicebale HT underground cable with supply, laying & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty)with stranded aluminum conductor, 11000 volts grade, of size 95 Sqmm 3 core as per IS 7098 part I including latest amendnent if any complete all as specified and directed by EIC at Site.

Excavation in trenches in soft/loose soil not exceeding 1.5 meter wide and not exceeding 1.5 meter in depth for laying of pipes and for poles/stay and struts not exceeding 10 Sqm on plan and getting out, excavated earth, forming bottom surfaces to required level complete all as specified.

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

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

Supply and laying sand river for cushioning with layers of sand 8 cm before lying of cable and 15 cm after lying of cable (total 23 cm) in trenches complete all as specified & directed. (Note: Thickness after punning shall be measured for payment )

Supply and laying unreinforced precast concrete cable cover, class HVP, type- 1 with peak, size 300mmx180mmx40mm laid flat adjacent and abutting to each other across the length of cable laid dry complete all as specified & directed by Engr-in-charge.

M&L cutting PCC/floor/road and taking out cable and making good with PCC including material as per existing after laying of pipe for cable protection complete all as specified and directed at site of trench not more than 0.30 x 0.30m, complete all as specified and directed.

M & L for Horizontal Boring of holes under road, pavement, hard standing by trenchless technology using GI Pipe of required dia and necessary machine suitable for 0.4 mpa working pressure. Note :- GI pipe medium / Light grade will be measeured and paid saperately under respected item.

Taking down old rusted galvanized iron pipe and S & F GI pipe 100 mm bore light grade in trenches / road / nallah or fixed along wall/ pole including mild steel clamps, screws etc, complete all as specified and directed.

Disconnecting both ends of the faulty HT/ LT cables of any size , and isolating from panel , bringing the HT fault finding machine to site to pinpoint the location of occurance of fault , connecting one end of the HT cable to the machine , energising the cable giving high voltage through the machine to locating the fault , after locating the fault , de-engergise the cable using earth rod ,remove the ends of cable from the machine, Excavating the cable at the fault location & pinpoint the fault, repairing the cable using cable jointing kits and by adding extra HT cable if required at site, jointing the cables as before to the panel and testing complete all as specified and as directed. NOTE :-i) Fault finding machine, necessary excavation and earth work, as reuired at site T&P, labour element are included in the quoted rates. (ii) HT joints / HT cable same size (if reqd) will be measured & paid under respective item of schedule.

S&F cable jointing kit 11 KV (earthed) grade cable for straight through termination (cold shrinkable) type joint complete with jointing material and all accessories for 3 core XLPE armoured aluminium conductor cable of size 120 - 150 sqmm complete as per IEC 60502 all as specified and directed.

All as per Item No-52 above but of size 3 core 95 Sqmm.

Supply and fixing of cable jointing kit 11 KV (earthed) grade cable for indoor Terminal with long sleeves (Heat shinkable) type joint complete with jointing material and all accessories for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 Sqmm sqmm complete as per IS 13573 all as specified and directed.

All as per Item No- 54 above but of size 3 core 95 Sqmm.

Supply and fixing of cable jointing kit 11 KV (earthed) grade cable for Out door Termination (heat shrinkable) type joint complete with jointing material and all accessories for 3 core XLPE armoured aluminium conductor cable of size 120 Sqmm to 185 Sqmm complete as per IS 13573 all as specified and directed.

All as per Item No- 56 above but of size 3 core 95 Sqmm.

M & L for Cable route marker made out of CI plate, indication cable size, supply voltage, welded to 40mmx40mmx6mm angle iron bent to shape as directed. The height of the route marker above ground level shall be 300mm, and grouted in PCC (1:2:4) using 20 mm graded agggregate of size 303(H)x200(L)x200(W)mm complete all as specified at site.

M&L earthing including testing on completioncomplete with galvanized steel plate electrode 600 mm x 600 mm x 6 mm thick, burried directly in ground vertically in pit of depth not less than 2.25 metre below normal ground level with top edge of the earth plate at a depth not less than 1.5 metre below normal ground level and covered surrounded from all sides with mixture of charcoal and common salt in alternate layers upto 15cm above top of plate and electrode connected to galvanized iron strip 32 x 6 mm size by means of GI bolts, nuts, check nuts and washers, earth strip protected by galvanized steel pipe 40 mm bore (light grade) connected to main switch board or any other electrical equipment all as shown in electrical plate No. 3 of SSR-2009 Part I and including necessary excavation and earth work in any type of soil, 20 mm bore medium grade GI pipe for watering, funnel with wire mesh, PCC (1:3:6), type C-1 chamber (chamber size not less than 300x300x300mm interier diamentions), 50 mm thick cover RCC (1:2:4), type B-1, reinforced with 6 mm dia MS round bars @ 15 cm c/c both way for cover and 50x50x5 ISA MS frame etc, complete all as specified. NOTE: (i) The unit rate includes earth strip and new GI protection pipe upto (maximum 7.5 metre from earth plate) earth point/test point. (ii) If test result are not satisfactory that is not less than 5 ohm, the entire earthing shall be re done without any extra cost

All as per Item No-30 above but Copper electrode 600mmx600mmx3mm thick and copper strip 25mmx3mm thick .Test result should be less than 3 ohms.

Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required GI iron strip 25×4mm galvanised iron or steel

Dismentaling of old steel tubular pole LT/HT after excavation and breaking PCC and disconecting of cross arm and insulators,and shifting it to new location or transporting the same to store as required on site including all ACSR conductor any size/ cross arm/insulators complete all as specified and directeded.

Supply and erect in true vertical (or to be planted as strut) steel tubular, swaged welded pole complete with MS base plate of 6 mm thick of size 300 x 300 mm finial taper plug, cap, bolts, nuts, washer and screws confirming to IS -2713 Part II type 410-SP-55 (11 mtr long) hole of required size and Nos for fixing cross arms painting with one coat of red oxide primer and two coats of silver aluminium paint for exposed surface and two coats of black bituminous paint for portion embedded in concrete complete all as specified and directed (Note : Excavation earth work, PCC foundation, coping shall be measured and paid separately).

M&L for PCC (1:3:6) type C-1 using 20 mm graded stone aggregate as in Coping of pole/Stay etc. including necessary form work for coping and finished the surface even in fair complete all as specified and directed at site.

M&L for PCC 1:4:8) type D-2 using 40mm graded stone aggregate in foundation of PCC poles/struts as specified including necessary form work all as specified and directed.

M&L for PCC (1:2:4) type B-1 using 20mm graded stone aggregate for coping around poles , including necessary form work finishing even and smooth without using extra cement , all as specified and directed.

M&L in replacement of aluminium conductor, steel reinforced off sizes including binding wire and jumper connect with PG clamp made out of aluminium alloy according to IS-617 complete all as specified and directed by Engr-in-charge.

Supply only Insulator pin type porcelain vitreous, white brown or green 150mm height and 150mm dia including one galvanized mild steel spindle, two galvanized washers and one galvanized iron nut for conductor working pressure 11000 volt grade, complete all as specified and directed.

Supply only Insulator disc type porcelain vitreous, white, brown or green 145 mm height and 255 mm dia ball and socket type single disk assembly for tension with tension clamp for conductor working pressure 11000 volt grade, complete all as specified and directed.

Labour only for stringing, tightening, fixing and connecting ACSR conductor and GI Wire of existing HT/LT overhead line any size any type, between pole to pole, approximate span length 40 to 50m, complete the following all as specified and directed : - (i) 3 Wire with/Without GI Wire.

(iii) 5 Wire With GI Wire.

M&L for Painting of single HT steel tubular, structure including. cleaning and scrapping the old surface and then applying two coat of aluminium synthetic enamel paint over a coat of red oxide primer on all steel structure mounted on pole viz. Cross Arms , Clamps, bolts, nuts, brackets etc. and including painting of pole/ structure ith two coat of synthetic black & maroon enamel paint strip 300 mm wide alternative from bottom to upward of HT pole up to height of 1.5 mtr above the embedded portion of GL and writing pole number balance portion of pole shall be painted with two coats of Aluminium enamel paint over a coat of red oxide primer, complete the following as specified and directed :- Notes : - (i) Pole will be cleaned with steel brush to remove old unserviceable paint or scrapped complete surface. (ii) All poles will be numbered all as directed at site. (iii) If painting of poles not properly and not satisfied by JE/Engr-in-charge shall not be paid to contractor or otherwise repaint without extra cost.

Supply only rubber matting approx size 2 mtr x 1 mtr x 20 mm thick, 1100 volts, PVC ISI marked all as directed.

Supply only HT Insulation tape roll

Supply only tinned copper fuse wire of capacity (22 SWG )10-60 Amp for drop out fuse.

Supply only electrical Rubber hand gloves, 11KV, ISI mark

M/S ROORKEE ENGINEERING (BID ID -3467973)