REPAIR, MAINTENANCE AND SERVICING OF HT EQPT INCLUDING TRANSFORMER, VCB, RMU AND HT CABLES, 2/4 POLE STRUCTURE UNDER GE NASHIK ROAD.

Amount

Excavation in trenches not exceeding 1.5 m in width and not exceeding 1.5 m in depth for taking out pipeline, repairs, or laying of cables, including getting out in soft/loose soil, complete all as specified and directed

All as per Item No. 1 above, but for excavation exceeding 1.5 m in depth and not exceeding 3.0 m in depth.

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

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

Disconnecting & taking out cable LT 1100V grade any size complete all as specified and directed.

Supply, fixing and laying in trenches or fixing or passing through pipe, 1100 Volts grade heavy duty LT UG cable, 3.5 core 500 Sqmm, with XLPE insulated stranded Aluminium conductor served with an inner sheathing of PVC tape, Armoured with galvanised steel strip and overall sheathed including cable gland, lugs, jointing material etc, jointing, connecting, testing and commissioning complete all as specified and directed.

S & F in replacement of galvanized earth strip 32 mm x 6 mm for earthing from earth plate to equipment complete fixed on pocelain insulator every 1.0 meter interval, complete all as specified and as directed.

M&L for dismantling of existing platform of any size and construction of new platform suitable for transformer of capacity up to 315 KVA comprising the following works: (a) PCC (1:4:8) type D-2 using 40 mm graded coarse stone aggregate, 150 mm thick in foundation. (b) Random rubble stone masonry in cement mortar (1:6). (c) Pointing to stone masonry with cement mortar 1:4 on exposed surfaces. (d) PCC 1:3:6 type C-1, 100 mm thick using 20 mm graded stone aggregate as padding on top. (e) Grouting of foundation bolts, moorum filling, and all necessary works complete. (f) The platform shall be of size 2.0 m x 2.0 m x 1.5 m height above ground level, with adequate clearance, leaving minimum 300 mm all around the transformer for movement. (g) All as shown on drawing No. CEPZ/98/TD/6 sheet No. 2/2 dated 21 Apr 98, except for the size of platform.

M&L in repairs to top cover of 33 KV Potential Transformer, including replacement of cork sheet/gasket, tightening of nuts, bolts, washers, etc., complete all as specified and directed

M&L for dehydration of transformer oil obtained from transformers/voltage stabilizers/OCBs, etc., ensuring dielectric strength not less than 40 KV at 2.5 mm gap electrode after dehydration. The work shall be carried out using an electrically operated dehydration/filtration machine, including topping up or replacement of unserviceable transformer oil, complete all as specified and directed Note: Filtration/dehydration of transformer oil shall be carried out with the transformer in off-loaded condition.

Supply and filling of transformer oil of approved quality, ISI marked, for topping up/replacement in transformers, complete all as specified and directed (Make: POWER / CASTROL / SERVO) Notes: (1) Dielectric strength of transformer oil shall not be less than 40 KV at 2.5 mm gap. (2) New transformer oil shall be filled into transformer after filtration only; the rate for filtration is deemed to be included in the quoted rate (3) Transformer oil shall be supplied in sealed barrels only.

Supply, fixing and connecting in replacement of 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 armoured aluminium conductor cable of size 95 Sqmm complete all as specified and directed.

Supply, fixing and connecting in replacement of 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 armoured aluminium conductor cable of size 95 Sqmm complete all as specified and directed.

Supply, laying, jointing and testing in replacement of XLPE insulated, screened, PVC bedded galvanised steel strip armoured electric power cable (heavy duty) with aluminium conductor, 11000 Volts grade lay in trenches, ducts, along pole, along Transformer cross sectional area 95 Sqmm 3 Core complete all as specified and directed.

Supply, fixing and connecting in replacement of 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 cable of size 95 Sqmm complete all as specified and directed.

M&L for Double Walled Corrugated DWC HDPE Pipe of outer dia 50mm and inner dia 38mm including 90 degree bends with coupler and rubber ring laid in trenches/ on wall/ on pole for earth strip protection complete all as specified and directed.

M& L for Double Walled Corrugated DWC HDPE Pipe of outer dia 90mm and innter dia 75mm including 90 degree bends with coupler and rubber ring laid in trenches of size 90 mm suitable for cable protection of size 70 sqmm to 185 sqmm cable complete all as specified and directed.

M&L for dismantling and refixing of rolling shutter after servicing, greasing and overhauling of mannual rolling shutter any size complete including T&P charges, grease and other any parts required at site for functional of rolling shutter complete all as specified and directed.

Supply and laying synthetic rubber insulated mats 2.5mm thick for voltage 11 KV for electrical purpose as per IS-15652-2006, suitable for electrical shock safety of size 2mtr x 1 mtr. complete all as specified and directed.

Supply and erection, in true vertical position, in replacement of steel tubular swaged pole, 11 m long, type 410 SP-55, made out of ERW MS tubing conforming to IS: 2713 (Part-II), complete with MS base plate 6 mm thick (300 x 300 mm), finial taper plug, cap, bolts, nuts, washers and screws, including painting with two coats of aluminium paint over a coat of red oxide primer, complete all as specified and directed

Supply and fixing in replacement of Earth Test Resistance Value Display Board of size 30 cm x 15 cm, fabricated from 2 mm thick MS sheet, mounted on MS angle iron 50 x 50 x 6 mm, 60 cm long, embedded 20 cm in ground with PCC including excavation. The board shall be painted with one coat of primer and two coats of approved oil paint as per colour coding, and the earth resistance value shall be written with black paint, complete all as specified and directed by the Engineer-in-Charge. Note: Rate quoted is deemed to include excavation, PCC, painting, and lettering/writing work.

Demolition of unreinforced cement concrete (any type) above or below ground level, thickness exceeding 15 cm, including removal of debris to a distance not exceeding 50 m and depositing/disposal at a location as directed, complete all as specified and directed.

M&L for PCC (1:4:8) type D2 using 40mm graded stone aggregate for paver block or pole / struts foundation etc complete all as specified and directed.

M&L for PCC (1:2:4) type C1 using 20mm graded stone aggregate for coping including necessary form work and fair finishing of exposed surface of concrete. complete all as specified and directed.

Supply and fixing in replacement of cross arms. Bracings, support channel, backpate hooks etc fabricated from structural steel, sections (MS Channel) of required size and shape including nuts, bolts,washers, welding, bending , cutting cold or hot, drilling holes for inserting bolts as indicated and directed including painting with one coat of red oxide primer and two coats of silver aluminium paint complete all as specified and directed by Engr-in-Charge.

Taking shut down and trimming of tree branches touching or near the HT 2-pole/4-pole structure, including removal of trimmed branches from site, complete all as specified and directed by the Engineer-in-Charge. Notes: (1) Trimming of tree branches around one 2-pole or 4-pole structure shall be measured and paid as one job. (2) Any damage caused by the contractor during execution shall be rectified by him without any extra cost. (3) All necessary T&P such as ladder, rope, cutter, axes and other related equipment shall be arranged by the contractor at no extra cost.

M& L for replacement of jump connection by using ACSR conductor weasel, alkathine pipe, aluminium lugs, PG clamps, nuts, bolts etc. for complete 2 pole structure, Complete all as specified and directed

M&L for replacement of jump connection by using ACSR conductor weasel, alkathine pipe, aluminium lugs, PG clamps, nuts, bolts etc. for complete 4 pole structure Complete all as specified and directed

M & L in replacement of pole Earthing complete with galvanized steel earth plate electrode 60 cm X 60 cm X 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level connecting to the GI wire 4.0 mm dia, by means nut bolt, nuts, check nuts and washer of the GI Earth wire protected by provision of GI light grade pipe 15 mm, GI light grade 20 mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, taste point made out of phosphorus bronze with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exceeding than 50 mtr, all as per electric plate No 3 of SSR Part I 2009 and connection to earth test point all as specified including testing on completion. Complete all as specified and directed

S& F in replacement of RCC cable route marker/ indicator of size 0.30mtr x 0.15 mtr x 1.5 mtr complete including embossing "HT CABLE" and "LT CABLE", painting with one coat of primer and two coat sythethic oil paint as per colour coding providing by Engineer-in-Charge for exposed surface, excavation & PCC 1:2:4, etc shall be deemed to be included in this item rate complete all as specified and directed by Engineer-in-Charge.

M & L in replacement Earthing complete with galvanized steel earth plate electrode 60 cm X 60 cm X 6 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level connecting to the GI strip 32 x 6mm, by means nut bolt, nuts, check nuts and washer of the GI Earth wire protected by provision of GI light grade pipe 40 mm incl provision of concrete pit in PCC (1:2:4) type B-1 using 20 mm graded stone aggregated with 40 mm thick cover with RCC (1:2:4) reinforced with XPM (weight not less than 4 Kg / Sqm) and frame with lugs 2 Nos and with 6 mm dia MS bar handle made to shape, GI light grade 20 mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, taste point made out of phosphorus bronze with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exceeding than 50 mtr, all as per electric plate No 3 of SSR Part I 2009 and connection to earth test point all as specified incl testing on completion”. Complete all as specified and directed

M& L for Boring of holes under road, pavement, hard standing by trenchless technology using ultra sound technique and necessary machine for LT underground cables suitable for 0.4 Mpa working pressure complete all as specified and directed.

M&L for servicing of GOD set, including replacement of stationary and moving contacts, adjustment from ground level for smooth operation by replacing flexible copper strip, insulators, nuts, bolts, washers, GI pipe handle etc., complete all as specified and directed by Engineer-in-Charge. (Note: Stationary and moving contacts, post insulators, GI pipe and handle shall be measured and paid separately.)”

Supply only GOD handle with locking strip and insulation sleeve complete all as specified and directed.

Supply only GI pipe 25 mm dia "medium grade" 6 metre in length complete all as specified and directed.

Supply only stationary and moving contact set for GOD complete all as specified and directed.

S&F in replacement of porcelain post insulator 11 KV for GOD complete all as specified and directed.

S &F in replacement of Disc insulator, porcelain type single disc assembly for tension with tension clamps for conductors working pressure 11 KV grade complete all as specified and directed by Engr-in-Charge.

S&F in replacement of porcelain pin insulator including one galvanised mild steel spindle two galvanised iron washres and one galvanised iron nut suitavble for 11 KV grade complete all as specified and directed by Engr-in-Charge.

M& L for cleaning/clearing of vegetation/ creepers on chain link fencing at the installations and disposing off, including painting of synthetic enamel silver paint on chain link fencing complete all as specified and directed by Engineer-in-Charge.

M&L for cleaning/clearing of vegetation around the installations and disposing off as directed complete including spraying of grass killer chemical spray with the help of spray pump complete all as specified and directed by Engineer-in-Charge.

Supply, fixing and testing in replacement of air break gang operated device, triple pole mechanically operated outdoor type, mounted on and including 11 KV H.T. porcelain insulators 9 Nos and steel channel frame, GI operating rod, 25mm dia of suitaale length with operating mechanism working from ground level, vertically operated including locking arrangement for operating handle, suitable for current rating upto 200 Amp, 11000 Volts working pressure, complete all as specified and directed by Engr-in -Charge.

S&F in replacement of dropout fuse unit explusion type for outdoor air break swirch (GOD) triple pole, mounted on and including insulators for 11000 Volts working pressure fixed to and including MS channel with nuts, bolts, washers etc. synthetic bounded fuse carrying tube complete with line tabs and suitable for current carrying capacity upto 200 Amps only, complete all as specified and directed.

M&L for stone aggregate 40mm graded spreading and leveling aroung 2 pole/ 4 pole structure where GOD installed including well ramming complete all as specified and directed by Engr-in-Charge.

M&L in replacement of Lightening arresters station class complete with all fittings, station class, discharge capacity 65 kilo amps, suitable for 11000 Volts, complete all as specified and directed by Engr-in-Charge.

M&L in replacement of Lightening arresters station class complete with all fittings, station class, discharge capacity 65 kilo amps, suitable for 33000 Volts,complete all as specified and directed by Engr-in-Charge.

Supply, fixing and commissioning in replacement of Spring charging induction motor single phase, 220/240 volts, totally enclosed complete all as specified and directed by Engineer-in-Charge.

M&L for locating the fault on UG/ HT cable 11 KV by using fault detector machine vehicle mounted including transport material, all necessary accessories and carring out high pressure test, complete all as specified and directed by Engr-in-Charge.

Excavating in post holes each n'exc 0.5 Cum and getting out in in soft/ loose soil and returning filling in and ramming earth or broken boulders mixed with earth around in layers n;exc 25cm complete all as specified and as directed.

S&F steel work in tubular trusses including special shaped washers etc using ERW or induction butt welded tubes confirng to IS 1161-1979 grade St-240 complete all as specified and as directed.

S& F rolled sections as in main and cross beams, Fe-410W purlinns etcfixed with angle cleats, or other connectig plates complete all as specified and as directed.

S & F Pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50 mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall,fixed with self tapping screws complete all as specified and directed.

M&L for painting of new or previously untreated surfaces including priming with redoxide, zinc chrome alongwith two coat of synthetic enamelled paint for surfaces of any description, over 10cm in width or girth, not otherwise described complete all as specified and directed.

M&L for disconnecting HT/LT conections of defective Transformer upto 315 KVA of any type/capacity, taking out with the help of crane and transporting transformer to factory for repair & back after repairing to site including connecting, HT/LT connection earth connecting leads, testing and commissioning at site all as directed by Engineer-in-Charge. Note : (i) Rate quoted shall be inclusive of taking out and re-installing after repair of transformer with the help of crane, including transportation to workshop and back including handling. (ii) Any damage caused during transportation, removal, or refixing shall be repaired by the contractor at his own cost without any claim. (iii) Any Item required for replacement will be measured and paid seperately under respecive items.

M&L for repair to transformer pole mounted/plinth mounted upto 500 KVA capacity to stop the leakage of transformer by lifiting core assembley with the help of chain pully block/crane, removing transformer oil, replacing cork sheet gasket 5mm thick, reassembling the transformer completely refilling transformer oil, connecting HT/LT connection. Note : (i) Spares required shall be measured and paid separately under relevant item. (ii) Any damage caused during transportation, removal, or refixing shall be repaired by the contractor at his own cost without any claim. (iii) Any Item required for replacement will be measured and paid seperately under respecive items

S & F in replacement of new HV coil made of DPC Copper. complete all as specified and directed.

S & F in replacement of new HV coil made of SE Copper. complete all as specified and directed.

S & F in replacement of new LV coil made of copper. complete all as specified and directed.

S & F in replacement Mild steel bolts.purpose made.with hexagonal or square head one end and screwed the other, or screwed both ends; each screwed end to be fitted with washers and one hexagonal or square nut.complete all as specified and directed.

M & L for removing old silica gel, cleaning breather and filling new silica gel,complete all as specified and directed.

M & L for replacement of breather assembley with silica gel suitable for upto 500KVA transformer. complete all as specified and directed.

S&F in replacement of porcelain bushing LV side 433 Volt of required/adequate size and shape complete all as specified and directed by Engr-in Charge.

S &F in replacement of HT bushing porcelain, vitreous brown/green 11000 Volts grade suitable for any type of transformer, complete all as specified and directed.

S&F in replacement of HV rod brass, 12mm dia with brass nut 2 Nos and rubber bush 300mm long complete all as specified and directed.

S&F in replacement of LV rod brass 15mm dia, 300mm long with rubber bushing and brass nuts 2 Nos complete all as specified and directed.

S & F in replacement of LV rod brass 20mm dia 300mm long with rubber bushing and brass nuts 2 Nos,complete all as specified and directed.

M&L for replacement of drain valve 25 mm dia,complete all as specified and directed.

M&L for replacement of drain valve 40 mm dia ,complete all as specified and directed.

M&L for replacement of drain valve 50 mm dia ,complete all as specified and directed.

M&L for Servicing/Repair of HT Panel having Vacuum Circuit Breaker (VCB) of 11 KV rating, with current rating up to 400–600 Amps of any make and type. The work shall include servicing of VCB by cleaning of contacts and moving parts, removal of dust particles from spout gear mechanism, repair of motor and moving parts, replacement/adjustment of spring mechanism, tightening of nuts & bolts of trolley components, insertion in trolley, testing, commissioning and putting on load, complete all as specified and directed by Engineer-in-Charge. Scope of work shall include the following: (a) Inspection and cleaning of breaker mechanism assembly and checking for proper operation and repair. (b) Servicing for proper operation of door interlock, interlocking plates and shutter assembly inside the panel; adjustment within permissible limits as recommended. (c) Checking of mechanical ON/OFF function, electrical and mechanical operation, and identification of damaged parts of VCB. (d) Re-greasing of breaker mechanism with jelly, adjustment of various mechanisms, setting as required, checking contact tightness, contact erosion pins, and manual vacuum check of VCB. (e) Racking-in/racking-out operation in test and service position of VCB trolley.

(f) Megger Test (IR Value – 1KV/2.5KV) between E-RYB, RY-YB, BR-R’R, Y’Y, B’B. (g) CRM Test (Contact Resistance Measurement) of Vacuum Interrupter RYB in ON condition outside of panel. (h) Time test of contact pole by test kit (in milliseconds). (i) Testing of closing coil, trip coil, spring charging motor, auxiliary contacts, limit switches etc. (j) Checking and lubrication of various interlocks. (k) Removal of all moisture content inside the VCB panel as per OEM specifications. (l) Submission of servicing/test report in standard format approved by Engineer-in-Charge. Notes: (i) The cost of minor parts such as nuts, bolts, spring washers, dust cover rings of isolator contacts, clip pins for release prop, Y-phase shrouded over side stop pin, and other minor items (including packing material required to make the panel dust-proof) shall be deemed to be included in the quoted rate. (ii) Servicing shall be carried out strictly as per OEM norms. (iii) Preventive maintenance as per above scope shall be carried out at an interval of three months. Each periodic check and maintenance at three-monthly interval shall be considered as one unit for payment.”

S & F in replacement of digital multifunction meter 4" x 4" size suitable for panel board mounting, 11 KV,complete all as specified and directed. Make : L&T Cat Part No WDM303FDWA1/ Conzerv DM 3251.

S & F in replacement of bus bar stud support insulator 11 KV epoxy type suitable for VCB Panel. complete all as specified and directed.

S&F and connect in replacement current transformer, resin cast body indoor type of current ratio 100 / 50 / 5 A, 15 VA, Class IL,17.2/20/60 KVP HSV 7.2KV, 50 Hz.

S&F in replacement of testing of current transformer and calibration of 33 KV HT control relay for overcurrent and earth fault protection by primary and secondary ejections method and submitting test report duly signed by Engineer in Charge.

S&F in replacement of for testing of current transformer and calibration of 11 KV HT control relay for overcurrent and earth fault protection by primary and secondary ejections method and submitting test report duly signed by Engineer in Charge.

M&L for servicing of 33 KV VCB of any capacity as and when ordered by Engr-in-Charge, including servicing, adjusting & fault finding & rectifying the fault by skilled Engr & testing the unit complete & submitting test report all as specified and as directed:- (a) Inspection and cleaning breaker mechanism assembly & check proper operation and repair work.. (b) Servicing & overhauling for proper operation of door interlock, interlocking plates and shutter assembly inside of panel.permissible limits, re-adjust as recommended. (c) Check the mechanical on/off function, electrical & mechanical operation & damaged part of VCB. (d) Re-greasing with jelly of breaker mechanisum, adjustment of various mechanisum, setting as required, checking contact tightness, contact erosion pins, manually vaccume check of VCB. (e) Racking-Rack out operation in test and service position of VCB trolly (f) Megger Test (IR Value- 1KV/2.5KV) E-RYB, RY-YB, BR-R'R, Y'Y, B'B. (g) CRM Test (Contact Resistance) of Vacume Interupter RYB in On condition out side of panel. (h) Time test of contact pole by test kit (in mili seconds). Function of closing coil, trip coil, spring charging motor, auxilliary contact, limit switch etc. (j) Checking and lubrication of various interlocks. (k) Removing all the moisture content inside the VCB panel all as specified by OEM. (l) After servicing test report shall be furnished in standard format approved by Engr-in-Charge.

M&L for machine pressed precast interlocking tile any size and shape of 60 mm thickness M-35 grade confirming to IS: 15658-2006 with grey cement and pigment and vibrated with mechanical vibrator , including 30mm thick crushed sand for cushioning,complete all as specified and directed.

M&L for machine pressed precast interlocking paver block any size and shape of 80 mm thickness M-40 grade confirming to IS: 15658-2006 with grey cement and pigment and vibrated with mechanical vibrator , including 30mm thick crushed sand for cushioning, complete all as specified and directed.

Material and labour for paintig of transformer upto 315 KVA capacity with spray painting including one coat of metal primer and two coat of gray paint complete Conservator tank, Explosion vent, Main tank body, radiator/ fins, etc. supply and fixing of new radium sticker Radium paint / sticker of white colour on body of transformer for MES No of transformer complete all as specified and directed at site.

Supply only in replacement of chain link fencing MS galvanised, any size or type complete all as specifed and directed.

Fixing only chain link fencing including line wires any mesh size and type of standard rails straining bolts etc including provision of binding wire complete all as specified and directed.

M&L for scrapping the existing deterioted old alumininum paint by iron brushing and painting of steel tubular poles of (11.0 mtr length- Two pole structure) with one coat of metal primer and two coat of aluminium paint over exposed portion of pole above PCC coping including cross arms, angles, nut, bolts, clamps and S&F new radium sticker Radium paint / sticker of different colour 80 cm above coping of pole, i.e. alernatively with sky blue / red & white radium sticker (10 cm - 04 sky blue / red strip and 10 cm - 04 white strip) complete circumference of any type any shape pole and cement base paint on coping portion, marking of pole nos with radium yello / black paint /steekar in round shape 15 cm dia with letter writing 5 cm height 5 mm width etc. complete all as specified and directed at site.

M&L for scrapping the existing deterioted old alumininum paint by iron brushing and painting of steel tubular poles of (11.0 mtr length- four pole structure) with one coat of metal primer and two coat of aluminium paint over exposed portion of pole above PCC coping including cross arms, angles, nut, bolts, clamps and S&F new radium sticker Radium paint / sticker of different colour 80 cm above coping of pole, i.e. alernatively with sky blue / red & white radium sticker (10 cm - 04 sky blue / red strip and 10 cm - 04 white strip) complete circumference of any type any shape pole and cement base paint on coping portion, marking of pole nos with radium yello / black paint /steekar in round shape 15 cm dia with letter writing 5 cm height 5 mm width etc. complete all as specified and directed at site.

NOTE : - AMOUNT OF SCHEDULE OF CREDIT RS. 2,21,707.00 WILL BE DEDUCTED FROM TOTAL AMOUNT OF BOQ.

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