REPAIR MAINT OF HT NETWORK POWER TRANSFORMERS RMUs AND CONNECTED WORKS UNDER GE M INF SCHOOL MHOW

Amount

Dismantling insulators of any type, any size complete

Dismantling stay assy complete (Demolition of concrete and excavation will be measured seperately)

Dismantling AB switch from two or four pole structure of any type poles complete.

Taking out HT UG cable of any size and type from under ground trenches complete. (Note : Earthwork excavation shall be measured and paid separately relevant item.)

Dismantling danger notice plate with clamp from poles of any type complete.

Dismantling anti climping devices of any type from the poles complete.

Dismantling Lightning arresters from poles/structures complete.

Supply, laying in trenches/through pipes under road, floor/ on wall/on pole or any other indicated place & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty)with stranded aluminum conductor, suitable for 11 KV (E) system of size 3 core 95 sq mm complete all as specified. Note : (a) Excavation shall be measured and paid seperately under respective items of Sch 'A' (b) All redq lugs of suitable sizes according to laying of cable is deemed to be included in the rate quoted.

Ditto All as per item 08 above but 120 sq mm, 3 core.

Ditto All as per item 08 above but 185 sq mm, 3 core.

Ditto All as per item 08 above but 300 sq mm, 3 core.

Supply, laying in trenches/through pipes under road, floor/ on wall/on pole or any other indicated place & testing cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armored,Copper control cable ,of size 4 sq mm , 8 core complete all as specified. Note : (a) Excavation shall be measured and paid seperately under respective items of Sch 'A' (b) All requried copper lugs of suitable size with ferrules according to laying of

Ditto All as per item 12 above but 4 Sqmm 6 core.

Ditto All as per item 12 above but 2.5 Sqmm 6 core.

Excavating in trenches, in any type of soil not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation, etc or not exceeding 10 Sqm on plan and not exceeding 1.5m in depth for shafts, cesspits, manholes, pier holes, etc and getting out complete.

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

Removing excavated soil not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete.

Material and labour for approved river sand cushioning for under ground cable in trenches 8 cm before laying and 15 cm after laying of cable and punned thickness of sand shall be measured and paid for 18 cm only after punned/consolidated thickness complete all as specified and directed.

M&L for laying un-reinforced precast concrete cable cover, class HV type 2, flat size 300mm x 180mm x 40mm for protection of 11000 volts grade, XLPE insulated UG cable in trenches all as specified and directed. (Make: Mahtab tiles / Alankar Tiles/Pearlers Industries/SIND Mozaic Gujrat/JJ Concrete Lucknow).

Supply and fixing GI pipe light grade 100 mm dia, ISI marked for protection of cables complete all as specified and directed. Make : Jindal, TATA, swastik.

Supply and fixing GI pipe light grade 40 mm dia, ISI marked for protection of cables complete all as specified and directed. Make : Jindal, TATA, swastik.

M&L for cable jointing kit for 11 KV (earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE aromoured aluminium conductor cable of size 120 sq mm to 185 sq mm. Make : M-seal/Birla 3M/Denson

Ditto All as Per item 22 above but 240 sqmm to 300 sqmm

Ditto All as Per item 22 above but for 50 to 95 sqmm, 3 core.

M&L for cable jointing kit for 11 KV (earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE aromoured aluminium conductor cable of size 120 sq mm to 185 sq mm. Make : M-seal/Birla 3M/Denson

Ditto All as Per item 25 above but for 50 to 95 sqmm, 3 core.

M&L for cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cabe of size 120 to 185 sq mm. Make M-seal/Birla 3M

Ditto All as Per item 27 but for 50 to 95 sq mm, 3 core.

Painting of transformer of capacity up to 300 KVA, 11/.433 KV with two coats synthetic enamelled spray painting after preparation of transformer surface complete all as specified and directed.

Ditto All as Per item 29 above but capacity 315 to 630 KVA 11/0.433 V

M&L for preparing old painted surface of HT PCC pole by scrapping and applying paining with black and yellow acrylic paint over two coats of cement primer of strips 30cm wide total 5Nos of strips (3 Nos of black and 2 Nos of yellow) from the base of pole above coping upto 1.5m height and including writing pole No and painting of steel cross arms, clamps etc with two coats of aluminium paint complete all as specified and directed by EIC.

Ditto All as Per item 31 above but HT steel tubular 2 Pole structure complete.

Ditto All as Per item 31 above but HT steel tubular 4 Pole structure complete.

Ditto All as Per item 31 above but 8 Pole structure of 33 KV Grid including all channel & angle section complete

M&L for preparing old painted steel surface of 11m pole including cross arm, channel, angle iron supports, bracings, clamps etc and applying two coats of aluminium paint superior quality of approved make on external surface above coping upto 1.5m hight of strips 30cm wide (Total 5 Nos of strips, 3 Nos of strips with black and 2 Nos of strips with yellow flouresdcent paint) including writing pole No. completer all as specified and directed by Engineer-in Charge.

Inspecting, servicing, testing and calibration of 33 KV,outdoor VCB Breaker with control relay Panel as recommended by OEM by deploying expert inspector cum engineer and helper of authorised associates of reputated Company. All UNSV spares required to be replaced will be measured and paid seperately under relevant items here in after. (Note:- The calibration shall be carried out by qualified engineers and test report of the same will be submitted for each eqpt. The cost of the same shall be measured and paid separately under resp items.)

Inspecting, servicing, testing and calibration of 33 KV,indoor VCB Breaker with control relay Panel as recommended by OEM by deploying expert inspector cum engineer and helper of authorised associates of reputated Company. All UNSV spares required to be replaced will be measured and paid seperately under relevant items here in after. (Note:- The calibration shall be carried out by qualified engineers and test report of the same will be submitted for each eqpt. The cost of the same shall be measured and paid separately under resp items.)

Supply only the following spares for servicing/repairing of 33 KV Circuit breaker of any make any type:-

ON/OFF indicator link

Motor Cut off Switch

Motor for spring charging

Auxiliary contactor

Auxiliary switch arrangement with Bell crank assy & operating link

Trip coil

Release coil

Inspecting, servicing, testing and calibration of 11 KV VCB Breaker with control relay Panel as recommended by OEM by deploying expert inspector cum engineer and helper of authorised associates of reputated Company. All UNSV spares required to be replaced will be measured and paid seperately under relevant items here in after. (Note:- The calibration shall be carried out by qualified engineers and test report of the same will be submitted for each eqpt. The cost of the same shall be measured and paid separately under resp items.)

Supply only the following spares suitable for 400 to 800 Amps, 250 MVA to 450 MVA HT Switch gear (VCBs) and 11 KV HT panel repair work under item above :-

Master trip relay for 11 KV VCB

Motor cut off switch as per existing model

Space heater as per existing model

Spring charging motor 220V AC/DC supply

Limit switch push rod type 1NO + 1NC

110V DC Tripping Coil

110V DC Closing Coil

M&L for repairing/overhauling of air break switch and DO fuse unit upto 400 amps capacity, 11 KV triple pole, mechanically operated mounted on insulators and steel frame installed vertically / horizontally, replacement of broken/worn-out components, oiling and greasing of mechanical moving parts, smoothing and polishing of electric contacts and applying conducting jelly to contacts incl testing after repair complete all as directed. (Note :- Worn out component/ insulators will be measured and paid separately under respective items)

Supply only following components of air break gang operated switch :-

Female contact or fixed contact heavy duty and high conductive metal complete capacity upto 400 Amp, 11 KV. Make : Rastriya/Jaipuria

Male contact or Moving contact heavy duty and high conductive metal complete capacity upto 400Amp, 11 KV. Make : Rastriya/Jaipuria

Tinned copper flexible jumper upto 400A. Make : Rastriya/Jaipuria

Fixed top and bottom contact assy, 11 KV, 400 Amp for DO fuse unit. Make : Rastriya/Jaipuria

M&L for repairing/overhauling of air break switch and DO fuse unit upto 400 amps capacity, 33 KV triple pole, mechanically operated mounted on insulators and steel frame installed vertically / horizontally , replacement of broken/worn-out components, oiling and greasing of mechanical moving parts, smoothing and polishing of electric contacts and applying conducting jelly to contacts incl testing after repair complete all as directed. ( Note :- Worn out component/ insulators will be measured and paid separately under resp items)

Supply only following components of air break gang operated switch :-

Female contact or fixed contact heavy duty and high conductive metal complete capacity upto 400 Amp, 33 KV. Make : Rastriya/Jaipuria

Male contact or Moving contact heavy duty and high conductive metal complete capacity upto 400Amp, 33 KV. Make : Rastriya/Jaipuria

Tinned copper flexible jumper upto 400A. Make : Rastriya/Jaipuria

Fixed top an bottom contact assy, 33 KV, 400 Amp for DO fuse unit. Make : Rastriya/Jaipuria

M&L for AB Switch triple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200 amps suitable for 11000 volts complete all as specified and directed. Make: Jaipuria, Rashtriya, Pactil, Souther insulators.

Disconnecting of HT connections and DC connections from existing bus bar and including servicing of complete parts of RMUs of any make/any type, cleaning with carbo tetra chloride lubrication of mechanical parts, adjustment and calibration of complete relays etc, checking complete parts, including replacement of control wiring with single core copper conductor cable of existing size as required at site of RMUs of any type any make for satisfactory running and replacement of defective parts with new one to make it fully fucntional, including one coat of H class insulation paint on bus bar spouts and other connected parts, including reassembling the same and reconnecting all HT & AC/DC connections complete in functional order including testing on existing load complete all as specified and directed.

Note:- (i) The quoted rate of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts . (ii) The new parts shall be measured and paid separately under appropriate item as supply only mentioned here in after. (iii) Small parts such as gas filling, nut, bolts, screws & washers required at site are deemed to be included in the quoted rate by the contractor. (iv) The completem work (repairing, servicing & calibrating) shall be carried out by the authorised OEM of the approved agency i.e. Crompton/ABB and certificate to this effect shall be provided by the contractor of the authorised OEM.

Supply only self power protection relay SDR 14JS of RMU as per existing complete.

Supply only cable terminal boot of RMU as per existing complete.

Supply only Resin cast main mechanism of RMU as per existing complete.

Disconnecting HT, LT and earth connections from transformer out door/ indoor type, pole mounted/ plinth mounted 11/0.433 KV, capacity ranging from 750 KVA, lifting the transformer by using hydraullic crane and load the same in a suitable truck to transport to the manufacturer's workshop. Un loading the same by using hydraullic crane, drain out insulating oil complete to take out the core assy, replace the damaged HV/LV leg coils with proper gauge copper wire, re insulation the complete core/windings with proper insulation materials, complete servicing and ovening of transformer as specified, filter the insulation oil minimum three cycles upto 400 Ltrs quantity to receive the proper value of dielectric strength, testing the oil for not less than 40 KV BDV, refilling the same to the transformer, toping up with new transformer oil upto the marked level, re assembling complete accessories including testing of transformer at work shop as specified and directed by Engr in charge.

Loading the transformer and transporting back to the substation, installation on the existing foundation/ structure including HT, LT, and earthing connections, carry out magnetic test and other specified tests after transportation of the transformer and commissioning in all respect to the satisfaction of Engr in charge. (Note :- (i) The copper wire of suitable gauge for rewinding of damaged portion will be measured and paid under respective items of this schedule. (ii) The oil used for topping up of transformer oil and dehydration of existing oil will be measured and paid under respective item of this schedule.

Disconnecting transformer 11/0.433 KV of capacity 100 to 300 KVA from the cable on both sides (HV/LV) and all earthings at inf school mhow area and transporting to the site and making all necessery connections of cables and earthings. Note :- transpoting distance from 5 to 6 km.

Disconnecting power transformer 11/0.433 KV of capacity 315 to 750 KVA from the cable on both sides (HV/LV) and all earthings at inf school mhow area and transporting to the site and making all necessery connections of cables and earthings. Note :- transpoting distance from 5 to 6 km.

Supply only Copper wire of superior quality of suitable gauge as per sample for rewinding HV/LV damaged coils of transformer all as specified and directed.

M & L for replacement of blown out DO fuse 33/11 KV grade of any capacity consisting of 20 pieces all as specified and directed.

Supply only in sealed drum transformer oil EHV grade as per IS 335 of 1993 Part II filling/top up of transformer of capacity 200 KVA to 1200 KVA complete all as specified and directed

Replacement of EHV grade transformer oil by drain out old moistured oil from the transformer and filling of new transformer oil with necessay tools,vessels, funnels, etc including necessary heating in dehydrating machine to achieve and testing the specified BDV strength complete all as directed. Note : (i) The cost for arrangement of oil heating machine and testing to the satisfaction of Engr in Charge shall be included in the rate quoted by the contractor. (ii) The oil required for replacement will be measured and paid seperately under respective item of this schedule.

Material and labour for spreading and leveling evenly (any thickness) 40 mm graded stone aggregated complete all as specified and directed.

M&L for painting of expanded metal shutter fencing of sub stations with two coat of aluminium paint including preparation of the existing surface complete all as specified and directed.

Supply & repalcement of silica jel cristal complete.

Supply and fixing in repalcement of heavy duty breather assembly of capacity 0.5 kg with silica gel cristal complete.

M&L in repair of Lightning arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 Kilo amps suitable for 11000 volts grade system complete all as specified and directed. Make : Pactil/Elpro

Ditto All as per item 62 above but for 33000 volts grade system.

M&L for cutting, trimming and pruning of tree/tee branches of any girth upto 3m all round existing HT/LT over head line including cleaning,. The disturbed area, beneath of the LT/HT over head lines and removing tree/ tree branches and debris from site and depositing where directed by Engineer-in-Charge Note:- (a) All the HT/LT over head line shall be kept clean through out the contract period by repeactedly cutting, trimming of trees as and when grows and as ordered by EIC depending upon the growth of the tree. However measurement shall be made once and paid once during entire contract period. Contractor shall quoted his rates accordingly. (b) Approximate span between poles shall be 45m to 60m. (c) Contractor shall employ sufficient labour with necessary tools and plants and safety measure as required at site.

S & F in repair of cable path indicator made of MS sheet 3 mm thick of size 200 x 150 mm spot welded with angle iron of 40mm x 40mm x 5 mm thick 750mm long embedded in PCC 1:2:4 type B1 incl painting with two coat of synthetic enamel black paint over one coat of red oxide primer and sign writting with white paint showing grade of cable HT/LT complete all as directed

Supply & fix in repair of brass stud 12 mm dia of suitable length for HT/LT transformer terminal with brass nut and bolts and washers 8 nos complete with oil seal, gaskets, ring washer etc for transformers including taking out existing bushings and refilling the same complete all as specified and directed.

Supply & fix in repair of brass stud 16 mm dia of suitable length for HT/LT transformer terminal with brass nut and bolts and washers 8 nos complete with oil seal, gaskets, ring washer etc for transformers including taking out existing bushings and refilling the same complete all as specified and directed.

Supply & fix in repair of brass stud 20 mm dia of suitable length for HT/LT transformer terminal with brass nut and bolts and washers 8 noscomplete with oil seal, gaskets, ring washer etc for transformers including taking out existing bushings and refilling the same complete all as specified and directed.

M&L for pin type insulator porcelain, votreous, white, brown or green insulator including one galvnised mild steel spindle, two galvanised iron washers and one galvanised iron nut, 150 mm height, 150 mm dia for working pressure 11000 volts grade complete all as specified and directed. Make Jaipuria, Rashtriya, Pactil, Souther insulators.

Ditto All as Per item 68 above but for working pressure 33000 volts grade.

M&L for disc type insulator, porcelain, vitreous 145 mm high and 255 mm dia ball and socket type white,brown or green single disc assy for tension with tension clamps for conductors,working pressure 11000volts complete all as specified and directed. (Make Jaipuria, Rashtriya, Pactil, Souther insulators).

Ditto All as Per item 70 above but for working pressure 33000 volts grade, 45 Kn.

Supply and fix post insulator, 11 KV grade complete. (Make: Rashtriya/ Jaishree/ Jaipuria)

Ditto All as Per item 72 above but for working pressure 33000 volts grade.

M&L for loop type insulator, vitreous porcelain,white,brown or green large size with overall dimensions 90mm x 140mm, clearance of hole 25.5mm complete all as specified and directed. Make Jaipuria, Rashtriya, Pactil, Souther insulators.

M&L in replacement for galvanised stay stranded wire 7/4 mm size complete all as specified and directed.

Material and labour for mild steel galvanised stay assembly set complete comprising of 14mm dia 400mm long stay bow, 20mm dia 1800 mm long stay rod , 300mm x 300mm x 6mm stay plate, thimble, all as shown in electrical plate No.1 of MES Schedule part-I 2009 complete all as specified and directed.

M&L for compression/ crimping type sleeve joints for jointing conductors/ jumper connections including treatment with conducting jelly all as specified and directed.

M& L for Anti climbing device spike type fabricated out of MS bars (round square and flat) including nut bolts, washer and welding in two halve made to shape to suit the cross section of the pole complete all as specified and directed.

S&F Danger notice plate of 1.6mm thick mild steel sheet vitreous enameled white with letter figures and conventional skull and bones in signal red colour and fix with suitable size MS clamp for HT size of plate 25 cm X 20 Cm complete all as specified.

Supply and fix in replace of vice type PG clamp consisting of two aluminium plates, and two steel bolts and nuts for 2 conductors of equal or unequal sizes, upto 13mm dia for non-tension connetions including treatment of connector and ACSR conductor withconducting jelly complete.

Tracing out fault in 11KV underground cable any size with the help of fault tracing machine and rectifying the same with joints as specified and directed to restore the supply complete all as specified. Note: (i). Joint kit shall be measured and paid separately. (ii) Earth work shall be measured and paid separately. However, width of trenches shall be allowed for payment as per authorized width given in SSR for each size of cable. (iii) All other necessary arrangements suitable for locating the faults deemed to be included in the unit rate quoted. (iv) T&P required for the entire job shall be provided by the contractor at his own end and nothing extra shall be admissible on this account. (v) Cable required, if any shall be measured and paid for separately.

M&L Servicing of 33 KV Potential Transformer, cleaning of core, checking of all connections replacement of oil and testing of all connections complete all as specified and directed. Note:-Oil shall be measured and paid for separately under respective item of this Schedule.

Supply & fix porcelain vitreous HT 11 KV bushings with brass studs suitable for out door distribution transformers of capacity 63 KVA- 250 KVA after removing the old u/s studs/bushings and draining out the transformer oil from the top level up to conservator of the transformer and removing the top cover of the carefully and refixing and refilling the oil complete all as specified and as directed.

Ditto All as per item No. 83.00 here in before but LT bushings Note - For item No. 82 & 83 :The transformer repair/servicing works shall be carried out only by engaging specialized and experienced technicians. The rate shall be included making necessary arrangements to remove the oil in the conservator in safe drums and refilling after the repair works.

M & L for replacement MCCB 3 pole, 415 volts, adjustable type 160 amps with breaking capacity 36 KA complete. L & T/ ABB/Schneider

Ditto All as per item 85 above but 250 amps.

Ditto All as per item 85 above but 400 amps.

Maintenance of indoor/outdoor sub stations, including cleaning of premises and surroundings upto 5m from outer face of wall, checking of oil level of transformers, cleaning and dusting out of transformers, panel boards, cleaning of earth pits to keep free from vegetation etc all as directed at site.

Painting of old painted surface of 11/.433 KV Substation board attached with fencing of mesh size 1M x 0.75 M by scrapping rusted surface by applying one coat of Red colour paint inside and out side and rewrite of suitable words(Nos. of word around 100) compelete all as directed .

M & L For over current & earth fault relay in 11 kv VCB indoor type MiCOM P111 . Make:- AREVA or equivalent.

S & F GI strip of size 32mm x 6mm as a earth lead complete.

M&L in repair for Earthing complete with galvanised steel earth plate electrode 60cm x 60cm x 6mm thick, buried directly in ground (earth pit not less than 2.25m below normal ground level) with top edge of earth plate not less than 1.5m below normal ground level connected to main earth lead GI strip 32 x 6 mm as earth lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No.3 of MES Schedule part-I 2009 complete all as directed. connected to earthing test point all as specified or indicated including testing on completion Note : Main earth lead beyond 7.5 meter shall be measured and paid separately.

AVINASH ENTERPRISES