REPAIR REPLACEMENT AND MAINT OF EXTERNAL ELECT REPAIRS TO TRANSFORMER AND DG SET ALONGWITH ALLIED SERVICES FOR HT LT DISTRIBUTION SYSTEM AT MIL STN SHAHJAHNPUR UNDER GE EAST BAREILLY

Amount

Taking down Maintenance complete overhauling of 11 KV VCB of existing make/ type/mode/capacityl including disassembling of operating mechanism parts well cleaning with petrol and CRC-226 and replacing unserviceable spare parts reassembling of parts including well cleaning the complete panel board,main busbar,decarbonizing all joints busbar CTS,PTS, spouts metal parts and making VCB perfect operating in manual and electric mode and calibration & checking of tripping system of 11 KV circuit breaker through IDMT over current and earth fault relay at plug setting infented inservice by primary current injection method to ensure proper function of trip coil control circuit etc. during fault condition setting by expert complete all as specified and directed. Note:- Spare parts required to make VCB functional will be measured and paid separately under respective items.

S&F Current transformer (CT) of ratio 100-50/5-5, IL 12/28/75/KVP STC 13-1KA for 1 second confirming to IS-2705, IEC-60044 complete all as specified and as directed.

S&F Toggle switch assembly complete all as specified and as directed.

S&F in repair strip type heater 40/60 watt sutable mfor existing VCBs complete all as specified and directed.

S&F in Replacement of 11 KV HT PT housing spout (Male/Female)complete all as specified and directed by Engr- in - Charge.

S&F in Replacement of bearing of 11 KV complete all as specified and directed.

S&F in replacement of unsv 3 phase over current, earth fault relay of CT rating 1A to 5A model MC-31A, Aux supply volt-20-110 volt AC/DC out put complete all as specified and as directed.

Testing of dielectric strength of transformer's oil installed at various locations by taking samples of oil from transformers for testing in the laborotary and submit detailed report of electrical parameters of oil testing complete all as directed. Note : Testing charges shall be born by the Contractor.

M&L for dehydration of transformer oil with mobile transformer filteration plant at site with all required accessories connected to transformer and carrying out filteration of transformer oil for the desired dielectric strength. ie not less than 60 KV at 2.5 mm gap all as directed by Engineer-in-Charge. Note : Test certificate shall be submitted before and after filteration for dielectric strength.

Supply & filling for topping new transformer oil in the transformer after dehydration with dehydration machine to achieve dielectric strengh of oil 60 KV at 2.5 mm gap complte all as specified and directed. .

Servicing of existing transformer after disconnecting of all incoming and outgoing electrical connections including opening of cover and tightening of all bushes ans studs of transformer and top up of transformer oil including replacement of defective/unserviceable part and reconnection of all incoming and outgoing electrical connections complete for 50 to 400 KVA capacity transformer. Oil and part shall be measured and paid separately complete all as specified and directed..

Supply and fixing HV bushing with metal parts 11 KV grade brass spindle and 04 Nos Hexagonal nuts for 50 KVA to 400 KVA capacity transformer complete all as specified and directed.

Supply and fixing LV bushing with metal parts 415 volt grade brass spindle and 04 Nos Hexagonal nuts for 50 KVA to 400 KVA capacity transformer completeall as specified and directed.

Supply & Fixing cork sheet for transformer top cover complete all as specified and directed.

M&L for replacing existing unservicable silica jel with new crystal clean silica jel for the breathers of transformers capacity 50 to 400 KVA all as directed by Engr-in-charge.

S&F in replacement of unservicable (broken / cracked) breathers assy complete of various transformers suitable for pipe entry of 20/25 mm dia all as directed by Engr-in-charge. (as per old sample)

M&L for transformer oil level indicator assembly of various transformers from position for making visibility of oil level after draining transformer oil by lowering oil level inconservator , with and including cleaning, painting , changing of gasket and acrylic sheet, fixing back in position complete all as directed by Engineer-in-Charge.

M & L for replacing unservicable drain valve suitable size of various transformers complete all as specified and as directed by Engineer-in-Charge.

Supply and fix on load tap changer switch suitable for various transformers complete with spindle etc all as specified and as directed.

Supply and fix explosive vent diapharm complete all as specified and as directed.

Disconnecting and taking down of defect transformer of any size from substn, loading the same in vehicle to factory for repair and repairable transformer fixing at existing location complete all as specified and as directed.

Supply and fix oil temperature guage complete all as specified and as directed.

Disconnecting and taking down of LT cable from LT Panels, from both end of LT panel at various places of outdoor/indoor type and re-fixing after segregate/rearrange the cables, lugs, cable jointing kit and repair of door of MS sheet 1.6 mm thick, alongwith door hindges, nut bolt and washers of LT Panel door complete all as specified and as directed

Supply and fixing HV and LV leg coils made of copper winding wire of suitable size according to the capacity of transformer complete all as specified and directed.

M&L painting of transformer 11KV/415 volt (50 KVA to 400 KVA) outdoor/Indoor/Pole mounting including cleaning, scraping of exposed surfaces and painting two coat of synthetic enamel paint over a coat of primer with shade as approved including writing MES Nos and machiner No with black paint, size of letter shall be 15mm wide and 50mm high complete all as specified and as directed.

Supply and laying synthetic insulating mat 19mm thick of size 1 Mtr x 2 Mtr ISI Marked.

M&L for removing entire existing graded gravel/corage aggregate 63mm to 40mm from Sub station and 4 pole/2pole structure and cleaning of area and aggregate and spreading and levelling the same in layers complete all as specified and as directed.

Surface dressing not exc 15 cm deep including cutting and cleaning, away grass, bushes,small plants, vegetation saplings shurbs, bush wood under growth roots ,trees not exc 30 cms girth and remving the excavated material and rubbish to a distance not exc 1500 Mtrs outside the periphery of area under clearance (one or many times for same place) complete all as specified and directed.

S&F MS chequared Plate cover 10 mm thickness for cable duct including 2 coats of synethic enamel paint over a coat of red oxide primer complete all as specified & directed

Trimming of trees all as along the HT line in such a way that there is clear distance of 3 meter between tree and electric line. The work will be executed to the entire satisfaction of Engr-In-Charge irrespective of the size of the tree branches etc complete all as specified and as directed. Note : (i) Tree branches etc will be left as itias the wood belongs to Cantt board/DEO and they will be responsible for the wood. (ii) Contractor will employ sufficient labour to complete the full one job with in about 15 days. (iii) Contractor will responsible for any type of accident while trimming the trees. (iv) Contractor supervisor will take proper shut down from MES installation before starting the work and clear it before resuming power supply, however full assistance will be provided by MES staff.

M&L for preparation old (exposed) painted surfaces of existing HT/LT steel tubular pole, struts including cross arms, clamps etc complete and applying two coats of aluminium paint and plainting to band/strip wityh two coats of synthetic enamel paint including numbering of poles at a height of 1.5 mtr above ground level as per existing having 15mm width and 50mm bold letter complete all as specified and directed.

Material and labour for GOD tripple pole, mecahanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200 Amps 11000 volt complete all as specified.

Supply and fix cable jointing kit for 11 KV grade for outdoor termination end heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured AI conductor cable of size 50 to 95 Sq mm

Supply and fix cable jointing kit for 11 KV grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured AI conductor cable of size 50 to 95 Sq mm

M & L for road cutting for laying for UG cable with and including GI tubeing light grade 100mm dia nominal bore complete all as specified and as directed.

Dismantling of insulator of any type and size from existing poles after opening nuts, bolts and removing from site all as directed.

Supply and fix Disc type insulator, porcelain, vitreous 145mm high and 255mm dia ball and socket type white brown or green single disc assembly for tension with tension clamps for working pressure 11000 Volts complete all as specified and directed. .

Supply and fix Pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron wasers and one galvanised iron nut, 150mm height, 150mm dia for 11000 volts grade.complete all as specified and directed.

Supply and fix Loop type insulator, vitreous porcelain, white brown or green large size with overall dimensions 140mm, clearance of hole 25.5 mm.complete all as specified and directed.

Taking down old ACSR conductor of any size and capacity complete all as specified and directed.

S&F in replacement of ACSR conduvtor for HT over head line Aluminium conductor reinforved size as per existing including taking up of old UNSV ACSR cosuctor complete all as specified and directed

Material and labour for XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) earthed with aluminium conductor, 11000 volts grade cross secional area 95 Sqmm 3 core complete all as specified and directed

Excavation in trenches not exc. 1.5 metre wide and not exc. 1.50 mtr depth for laying of underground cable, erection of poles etc. and getting out in soft/loose soil including separating serviceable bricks for re-use at site obtained during excavation complete all as specified and directed.

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

Removal of surplus soil not exc 50mtr distance and depositing where directed.

M & L for dry screened river bed sand cushioning 8cm before laying the cable and 15cm after laying the cable and further hand punned to form a uniform all as directed .

M&L for laying bricks, sub class'B' for protection of cable, in trenches, laid in dry flat across the cable with length of whole bricks complete all as specified and directed.

M&L for earthing complete with galvanised steel earth plate electrode 600x600x6 mm thick burried directly in ground (earth pit not less than 2.25 mtrs deep below ground level) with top edge of the plate not less than 1.5 meters below normal ground level connected to galvanized iron earth strip 32X6mm by means of bolts nuts check-nuts and washers of galvanized iron or steel as shown in electrical plate No 5 of MES schedule Part-I connecting to earthing test point and testing on completion with including 15mm bore light grade GI protection pipe, RCC 1:2:4 type B1 20mm thick cover reinforced with 6mm thick dia MS bars 3 Nos both ways with lifting hook made out of 6mm dia MS bar, watering arrangement with funnel and wire mesh and 20mm bore light grade GI watering pipe, earthing lead from earth plate to eqipment to point (up to 7.5M long) common salt and charcoal filling, necessary excavation and earth work complete all as specified and directed.

Supply & fixing of G.I Strip of size 32 x 6 mm as in earthing with all hardwares required complete to transformers situated at different locations. all as specified and directed.

Maintenance of 2/4 pole structure by disconnecting all incoming and out going over head line conductor jumper joint and UG cable end terminal joint from GOD etc and rebinding/renewal of all joint with fresh joint, insurting PVC coloured sleaves over conductor including treatment of GOD contacts and ACSR conductor with conducting jelly complete all as specified and as directed.

Supply and laying XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 400 Sqmm 3.5 core complete all as specified and as directed by Engr-In-Charge .

S&F Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo Amps for 11 KV all as specified and directed by Engr- in -charge.

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

Taking down erecting in replacement steel tubular poles in vertical position/as strut poles sewaged 410-SP-55, 11 Mtr long, complete all as specified and as directed at site by the Engr-in-Charge.

Supply and Fixing erecting in replacement steel tubular poles in vertical position/as strut poles sewaged 410-SP-55, 11 Mtr long, ISI marked complete with cast iron / M S base plate, finial taper plug, bolts, nuts washers and screws as required duly painted with two coats of aluminium paint over a coat of read oxide primer above ground level, internally and including Planting depth (externally) with two coats of bituminous paint and numbering of poles, black strips etc complete all as specified and as directed.

Supply and fixing in replacement cross arms, bracings, supports, clamps, back plate fabricated from structural steel sections such as channels, angles, flat iron including 16mm dia bolts, nuts, washers, welding, bending, cold or hot drilling holes for bolts/insulators in any shape and size as directed and inclusive of one priming coat of red oxide zinc chrome, one under coat and one finishing coat of aluminium paint complete all as directed .

M&L PCC 1:4:8 type D 2 using 40mm graded stone aggregateas in foundation of poles etc all as specified and directed.

M&L PCC 1:2:4 type B 1 using 20mm graded stone aggregate as in benching / copping around poles including necessary form work complete all as directed.

Supply and fixing in replacement guarding cradles, hexagonal rectangular, fabricated with galvanised steel wire 3.15mm or 4mm dia complete all as directed by Engr-in-Charge.

M & L for boring under road for laying for UG cable including GI tubeing light grade of suitable size complete all as specified and as directed.

S & F in replacement of GI tubing light grade 100 mm nominal bore for cable protection fixed with clamps of M.S. Flat iron 25x3mm, GI nuts, bolts and washers to poles/under floor/under roads/alongwith walls including two coats of aluminium paint over a coat of red oxide primer on clamps complete including taking up of old UNSV GI tubing complete all as specified and directed .. NOTE:- Tenderers may note that amount of credit will be deducted from the total amount arrived at the time of Acceptance of contract.)