CA NO CWE/CHD-80/2019-20 PREVENTIVE MAINT OF VCBs, HT LAOD BREAK SWITCH GOD, STEP DOWN TRANSFORMERS 11KV/ 433 KV, LA, HT OH LINE AND HT UG CABLE AT N AREA, K AREA AND HALLOMAJRA UNDER GE CHANDIGARH

Amount

Excavation in trenches in soft & loose soil not exceeding 1.5 metre deep and not exceeding 1.5 mtr width and getting out soil including forming bottom surface to required slope/gradient for laying cables/pipes etc. all as specified and directed by Engineer-in-Charge including removing cable protection PCC covers/ bricks & stacking serviceable covers / bricks for reuse and disposal of unserviceable covers within 50m complete all as specified and directed. Note :- (i) Excavation shall be made carefully in order to avoid damage of existing cables and protection covers. (ii) The excavation work may be carried out in short lengths for locating fault in under ground cables at different locations. (iii) Excavation shall be carried out manually only JCB is not allowed for carrying out excavation.

Returning, filling in (soils) including spreading, leveling, watering and well ramming in layers of 25 cm thick after the cables etc. are laid, jointed and tested complete all as specified and directed.

Removal of surplus excavated soils not exceeding 50 Mtr distance and depositing where directed by Engineer-in-Charge at a level not exceeding 1.5 m above the starting point complete all as specified and directed.

M&L for sand filling with clean dry fine sand unwashed including gently punning around the cables in trenches/ducts for cable protection complete all as specified and directed.

Supply & Laying un-reinforced pre cast flat concrete cable protection cover of class HV, type I, size 300mm x 180mm x 40mm, factory made, complete all as specified and directed.

Relaying PCC cable covers /bricks for cable protection complete all as specified and directed. Note : Serviceable PCC cable covers/bricks obtained from item No 1 here-in-before shall be reused.

Taking down/ dismantling exiting Unsv RCC pole of any description complete all as specified and directed.

Dismantling of ACSR or AAC conductors complete all as specified and directed.

Dismantling cross-arms or M.S. channel / angle sections etc. complete all as specified and directed.

Dismantling insulators any type, any size complete all as specified and directed.

Dismantling stay assembly complete.incl demolition of cement concrete, etc. complete all as specified and directed.

Dismantling & taking down of existing worn out / unserviceable GI wire of any description /size & in any position from existing HT Lines including cradle guard wires complete all as specified and directed.

Dismantling air break gang operated switches vertical/horizontal mounted including insulators and operating mechanism for repair/ replacement of broken/worn out components and insulators etc.complete all as specified and directed.

Disconnecting & taking out old existing serviceable HT cable of size upto 120 Sqmm 3 core of any description and in any position from trenches/ducts complete all as specified and directed.

Fixing only old serviceable cross arm of MS channel or anle section including painting with two coats of synthatic enamelled paint complete all as specified and directed. Note :- Serviceable material obtained against item No 9 here-in-before shall be reused.

Fixing only old serviceable insulators complete all as specific and directed. Note:- Serviceable material obtain against item No 10 shall be reused.

Fixing only of old serviceable aluminium conductor, steel reinforced (ACSR) of any size/description on HT poles/lines including stringing, tightening, binding to insulators with aluminium wire making and connecting jumpers, connections etc including connecting, commissioning and testing complete all as specified and directed. Note :- Serviceable ACSR conductor obtained against item No 8 here-in-before shall be reused.

Supply ,laying, jointing and testing 11 KV (Earthed), aluminum conductor, screened, XLPE insulated, armoured shielded and PVC sheathed cables conforming to IS 7098 (Part-II) amended upto date having cross sectional area 120 Sqmm 3 core complete all as specified and directed. Location 'N' Area. Note :- Earth work, sand cushioning, pipe and PCC cable protection cover shall be measured and paid separately.

All as per Item No.18 here-in-before but cable of size 95 Sqmm 3 core. Location 'K' Area.

Relaying only old existing serviceable HT cable of size upto 120 Sqmm 3 core of any description and in any position after repairing and making joints etc. complete all as specified and directed. Note :- Serviceable cable obtained against item No 14 here-in-before shall be reused.

Supply , jointing and testing cable jointing kit of 11 KV grade cable for indoor termination, Heat shrink type complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 Sqmm to 95 sqmm including taking down old unserviceable.

Supply , jointing and testing cable jointing kit of 11 KV grade cable for outdoor termination, Heat shrink type complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sq mm to 95 Sq mm..including taking down old unserviceable.

Supply , jointing and testing cable jointing kit of 11 KV grade cable for indoor termination, cold shrink type complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sq mm to 185 Sq mm..including taking down old unserviceable.

Supply , jointing and testing cable jointing kit of 11 KV grade cable for outdoor termination, cold shrink type complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 Sqmm to 185 Sq mm..including taking down old unserviceable.

Supply , jointing and testing cable jointing kit of 11 KV grade cable for straight through, cold shrink type complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sq mm to 95 Sq mm including taking down old unserviceable.

Supply , jointing and testing cable jointing kit of 11 KV grade cable for straight through, cold shrink type complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 sq mm to 185 Sq mm including taking down old unserviceable.

M&L cast Iron cable route indicator for HT 11 KV cable of size 100m dia Round plate 2mm thick with stand of angle Iron approx 75mm long duly marked with HT 11 KV /MES including necessary PCC 1:2:4 type B1 for fixing complete all as specified and directed.

Supply and fixing on HT pole danger notice plate for HT 11KV/33KV of size 25 cm x 20 cm , 1.6mm thick mild steel sheet vitreous enameled white with letters, figure and conventional skull & bones “DANGER” etc. in signal red colour and fixed with MS clamps made out of 25mmx3mm MS flat iron, nut, bolts. Danger plates shall comply with IS-2551-1982 complete all as specified and directed.

M&L for Supply, erecting and fixing in true vertical position, steel tubular swaged pole (410 SP – 55), 11 mtr long, complete with cast iron base plate, pole cap / finial taper plug, bolts, nuts and washers, welded reduced section and longitudinal weld throughout entire length of pole with and including 2 coats of black bituminous paint externally upto planting depth and remaining exterior portion of pole finished with one coat of red oxide primer complete all as specified and directed. Note :- Earthwork,PCC work in foundation & coping of pole, Cross arms, danger notice board and anti climbing device shall be measured and paid separately

Material, fabrication and labour for cross arms, bracing, supports, clamps and back plates fabricated from structural steel sections inclidng nuts, bolts, washers , welding, bending cold or hot, driling holes for bolts, in and shape or size as indicated or directed and inclusive of one coat of red oxide, one under coat of zinc oxide and finishing coat of aluminium paint. complete all as specified.

Anti-climbing device; spikes type fabricated out of M.S. bars (round, square and flat) including nuts, bolts, washers and welding in two halves made to shape to suit the cross section of the pole complete all as specified and directed.

M & L for HT 11KV grade insulation sleeve 20mm dia heat shrink type complete all as specified and directed.

Supply and fixing pin type porcelain, vitreous, white, brown or green insulators, including one galvanized mild steel spindle two galvanised iron washers and one galvanised iron nut, 150mm height and 150mm dia suitable for working pressure upto and including 11000 volts grade complete all as specified for HT lines fixed on poles complete all as specified and directed.

Supply and Fixing disc type insulator, porcelain, vitreous 145 mm height and 225 mm dia ball and socket type white/brown or green two in series assembly for tension with tension clamps for conductors working pressure 11000 volts grade for HT lines fixed on poles complete all as specified and directed.

Re-stringing of existing ACSR conductor of any size on pole, along with earth wire, jumper ring, binding etc. complete all as required at site and directed. Note : Three lines of conductor will be considered as one length complete all as specified and directed.

Triming of tree branches and making clearances from electric lines and poles ACSR conductors approx 10 mtrs from electric lines complete all as specified and directed.

M&L for supply and fixing of aluminium conductor, steel reinforced (ACSR) of any size/description on HT poles/lines including stringing, tightening, binding to insulators with aluminium wire making and connecting jumpers, connections etc including connecting, commissioning and testing complete all as specified & directed.

M&L for supplying, stringing and fixing continuous GI earth wire of size 4 mm / 3.15mm dia on HT poles as in cradle guards / earth wires etc . complete all as specified & directed.

Supply and installation and testing 11 KV outdoor type , gang operated Air-break switch triple pole mechanically operated ,mounted on insulator and steel frame with operating mechanism worked from ground level with suitable dia of GI pipe (Med. grade) operating rod of suitable length with an ON-OFF position capacity 200 amps with dropout fuse & 12 insulator connected with new ACSR conductor (jumper) duly Logged incoming and out going with Steel nut bolts and washers all as specified and directed at site.

Disconnecting the exsiting 11 KV outdoor type gang operated air break switch carring out the repairs which includes changing the flexible copper strip of rating 75 Amp capacity, changing the Male/ Female contacts, springs, greasing , welding & drilling work etc refixing in position & testing to check the system on full load complete all as specified and directed. Note : - (a) Contractor should visit the site to asses the repair involved before quoting the rate . (b) Spares / material required in repair will be measured & paid seprately under relevant item as supply only.

Supply only post top insulator suiatble for 11 KV Air brake swicth 11 KV Drop out fuse complete all as specified and directed.

Suppy only Tinned copper flexible strip (Jumper) suiatble for 11 KV Air brake Swicth complete all as specified and directed.

Supply only male contact for 11 KV Air brake swicth complete all as specified and directed.

Supply only female contact for 11 KV Air brake swicth complete all as specified and directed.

Supply only MS Strip operating mechanism (Jumper Carrier) for GOD insulator complete all as specified and directed.

Supply only terminal clamp suitable for 11 KV out door AB switch complete all as specified and directed.

Supply and fix MS sheet 5 mm thick for transformer HT/ LT side cable box cover ,including cutting as per site requirement, drilling, welding,painting with two coats of good quality synthetic enameled paint over a coat of primer complete all as specified and directed. Note:- MS box cover shall be provided with PU gasket and suitable size cable gland to ensure IP 66 protection.Rate quoted deem to be included in the item rate.

Supply and fix MS bolt fully threaded with nut and washer off sizes with zinc oxide coated complete all as specified and directed.

Supply and fix in repair Lightning arrestor single pole zinc oxide (Gap less) surge type suitable for use in effectively earthed system with nominal voltage 12 KV and shall comply with IS : 3070 (part -3) 1993 complete all as specified and directed. .

M&L for stay assembly for HT poles comprising of 20mm dia, 2.15 mtr long galvanized stay rod , having 7 / 3.15mm GI stay wire stranded and 300mm X 500mm X 6mm thick MS stay plate, complete all as shown on electrical plate No 1 of SSR, Part-I with and including all necessary fittings/accessories like loop type insulator overall dimensions 90mmx140mm, clearance of hole 25.5mm, shackle & stay clamps made out of 50x6mm MS flat iron, with and including necessary excavation and earth work in soft/loose soil and PCC works in (1:3:6) type C-2 (using 40mm graded stone aggregate) complete all as specified and directed.

M&L for cleaning and preparation of all existing steel surfaces of steel tubular poles 11mtrs long for painting including mild steel cross arms, clamps and street light brackets, MS boxes etc and applying one coat of aluminium paint all round the exposed steel surfaces of existing steel tubular poles of any description and in any position above the height of 1.50 mtr from the plinth of the pole and applying one coat of synthetic enameled paint of different colours in strips of 150mm width upto the height 1.5 mtr from the plinth of pole including writing pole No and other sign works with white paint over black painted base in the pattern and style as approved by the Engineer-in-Charge complete all as specified & directed. Note :- Size of black painted base for numbering shall be 100mmx25mm and the size of numbers shall be not exceeding 10cm height.

All as per Item No. 51 here-in-before but double pole (Two pole structure).

All as per Item No. 51 here-in-before but four pole (Four pole structure).

Disconnecting and taking out old existing unserviceable/ corroded GI tubing 100mm bore of any description and Supplying, laying & jointing GI tubing, 100 mm bore, Light grade as in sleeving etc laid in trenches / ducts / horizontal bore hole complete all as specified and directed.

Disconnecting and taking out old existing unserviceable/ corroded GI tubing 80mm bore of any description and Supplying, laying & jointing GI tubing, 80 mm bore, light grade as in sleeving etc laid in trenches / ducts / horizontal bore hole complete all as specified and directed.

M&L PCC 1:4:8, type D1 using 40 mm graded stone aggregate for foundation of the pole complete all as specified and directed.

M&L PCC 1:3:6, type C1 using 20 mm graded stone aggregate for coping of the pole including necessary form work fair finished complete all as specified and directed.

M&L 100 mm thick cement concrete 1:4:8 type D-2, using 40 mm graded stone aggregate as in path for installations incl demolation of existing PCC complete all as specified and directed.

M&L hard core,of broken brick bats to gauge n exc 63 mm in as sub base complete all as specified and directed.

Taking out old exhausted/unusable silica gel from the silica gel container and filling new silica gel complete all as specified and as directed.

M&L taking down silica gel container from transformer and heating the silica gel at sufficient temperature to remove the moisture including refiting the same as per position complete all as specified and directed.

Testing of transformer oil of each transformer before and after dehyderation and filteration of transformer oil , installed in different sites for its dielectric strength and submitting the test report to the department complete all as specified and as directed.

Disconnecting defective outdoor/ indoor power distribution transformer of capacity 50 KVA upto and including 200 KVA from HT/ LT sides, draining out complete transformer oil & storing the same in suitable containers ( to be arranged by contractor ) opening the top cover and lifting up the core assembly carefully to check the condition of transformer winding core retanking the same after repair refilling the transformer oil after dehydration and filteration (dehydration and filteration to be paid separately) including checking of leakage of transformer body and welding works required for making transformer body leak proof, transportation of transformer to and from site to work shop and re-installation the same at any site complete all as specified and directed. Note :- Dehydration and filtration and topping up of transformer oil shall be measured and paid separately under respective items.

Disconnecting defective outdoor/ indoor power distribution transformer of capacity 250 KVA upto and including 500 KVA from HT/ LT sides, draining out complete transformer oil & storing the same in suitable containers ( to be arranged by contractor ) opening the top cover and lifting up the core assembly carefully to check the condition of transformer winding core retanking the same after repair refilling the transformer oil after dehydration and filteration (dehydration and filteration to be paid separately) including checking of leakage of transformer body and welding works required for making transformer body leak proof, transportation of transformer to and fro from site to work shop and re-installation the same at any site complete all as specified and directed. Note :- Dehydration and filtration and topping up of transformer oil shall be measured and paid separately under respective items.

M&L for replacement of burnt /defective HT copper coil with new one made out of super enamelled heavy duty copper wires of size matching to the existing one including varnishing, drying and insulating material in transformer complete all as specified and directed.

M&L for replacement of burnt /defective LT copper coil with new one made out of super enamelled heavy duty copper wires of size matching to the existing one including varnishing, drying and insulating material in transformer complete all as specified and directed.

Replacement of existing defective HT tap changer of suitable size with tapping arrangement 2.5%to 7.5% and one normal tapping including connecting up with HT coil and testing of transformer capacity up to 200 KVA complete all as specified and directed.

M&L for replacement of existing defective HT tap changer of suitable size with tapping arrangement 2.5%to 7.5% and one normal tapping including connecting up with HT coil and testing of transformer capacity 250 to 500 KVA complete all as specified and directed.

M&L for replacement of synthetic rubberised cork sheet gasket 1/4" thick suitablefor main body top cover of transformer. Capacity up to 200 KVA complete all as specified and directed.

Replacement of synthetic rubberised cork sheet gasket 1/4" thick suitable for main body top cover of transformer, capacity 250 to 500 KVA complete all as specified and directed.

M&L for replacement of defective/ cracked HT porcelain bushing (set of three) of suitable size for transformer upto 200 KVA including washers of good quality complete all as specified and directed.

Replacement of defective/ cracked HT porcelain bushing (set of three) of suitable size for transformer 250KVA and upto 500 KVA including washers of good quality complete all as specified and directed.

M&L for replacement of defective/ cracked LT porcelain bushing (set of four) of uitable size of transformer upto 200 KVA including washers of good quality complete all as specified and directed.

M&L for replacement of defective/ cracked LTporcelain bushing (set of four) of uitable size of transformer 250KVA and upto 500 KVA including washers of good quality complete all as specified and directed.

Supply and fix in repair HT bush rod made out of copper with brass nuts and washers of required length and dia (as per existing) including connecting up with HT coil of transformer upto 200 KVA complete all as specified and directed.

Supply and fix in repair HT bush rod made out of copper with brass nuts and washers of required length and dia (as per existing) including connecting up with HT coil of transformer 250KVA and upto 500 KVA complete all as specified and directed.

Supply and fix in repair LT bush rod made out of copper with brass nuts and washers of required length including and dia (as per existing) connecting up with LT coil of transformer upto 200 KVA complete all as specified and directed.

Supply and fix in repair LT bush rod made out of copper with brass nuts and washers of required length including and dia (as per existing) connecting up with LT coil of transformer 250KVA and upto 500 KVA complete all as specified and directed.

Supply and fix in repair breather with transparent body of suitable size duly filled with fresh silica gel complete for transformers of cap 250 KVA upto 500 KVA complete all as specified and directed.

Supply and fix in repair breather with transparent body of suitable size duly filled with fresh silica gel complete for transformers of cap upto 200 KVA complete all as specified and directed.

Dehydration and filteration of existing transformer oil using transformer oil filteration plant to eliminate foreign particles and to improve di-electric strength upto 50 KV at 2.5mm electrode gap and to bring the acidity within the permissible limit complete all as specified and directed.

Supply and filling transformer oil for topping up the level of oil/ new filling, having dielectric strength 40 - 60 KV during filling after initial filteration, conforming to relevent IS-335 (Transformer oil to be supplied in sealed container) complete all as specified and directed.

Painting of transformer upto 200 KVA capacity with good quality synthetic enameled paint using spray gun with compressed air on complete external portion of transformer including preparation of surface by scrubbing, cleaning ,stains greasy spots, dusts etc, The painting of transformer shall be carried out in situ ie. on four pole structure or in sub station at different places including writting SM/MES number complete all as specified and directed.

Painting of transformer 250KVA and upto 500 KVA capacity with good quality synthetic enameled paint using spray gun with compressed air on complete external portion of transformer including preparation of surface by scrubbing, cleaning ,stains greasy spots, dusts etc, The painting of transformer shall be carried out in situ ie. on four pole structure or in sub station at different places including writting SM/MES number complete all as specified and directed.

Repair to arresting of leakage from worn out spindle (rod) / bushing/ tap changer etc of any capacity transformer indoor/ outdoor type of any make & model, in position by disconnecting electric connection as required from HT/LT side cable box or bushing or jumper, opening of top cover with the help of mechanical Machine/ men power, drain out tranformer oil up to required level and to replace worn out spare / component with new one incuding replacement of UNSV gas kit set of top cover and making necesary inetrnal & external connection, refilling drain out oil etc complete all as specified

All as per item No 85 here in before but arresting of oil leakages from body / tubes fins etc. Note for item No 85 & 86 . Any spares required will be measured and paid under respective items of this schedule.

M&L for PG clamp suitable for upto 50 Sqmm copper conductor complete all as specified.

Disconnecting indoor/outdoor transformer of capacity 200 KVA to 500 KVA 11KV/430 volts from HT/LT side, lifting the transformer from the existing sub station/ plinth and shifting of transformer to new location not exceeding 750 metre and refixing the transformer at new location and making all the HT/LT side connections and testing complete all as specified and directed. Note :- Installation of transformer, testing and connecting the both HT & LT cables, commissioning of transformer after checking voltage and loading the transformer at full load all as specified and directed shall deemed to be included in quoted rates.

Disconnecting and taking out existing unserviceable current transformer of any description and in any position and Supply, installation, commissioning and testing of indoor epoxy rein type 11 KV current transformer copper wound having ratio of 150-/5A having burden of 10 VA and breaking cap of 18.4 KA for 1.0 second all as specified and directed.

Disconnecting of unsv Potertial transformer from metering box , Supply ,testing and installation Potential transformer copper wound indoor epoxy resin type of ratio √11KV/√0.433KV and burden of 10 VA all as specified and directed.

Disconnecting and taking out existing unserviceable current transformer of any description and in any position and Supply, installation, commissioning and testing of indoor epoxy type 11 KV current transformer having ratio of 60-5-/5A having protection core class 1P10, IL-28/75kv burden of 10 VA and breaking cap of 18.4 KA for 1.0 second all as specified and directed.

All as per item ser No 91 here-in-before but CT ratio 60-1/1A and 2.5VA.

All as per item ser No 91 here-in-before but CT ratio 40-1/1A and 2.5VA.

M&L for earthing complete with galvanized steel earth plate electrode 600mm X 600mm X 6mm buried directly in ground vertically to a depth not less than 4.5 meter below normal ground level (with top edge of earth plate not less than 3.75 meter below ground level) connected to GI strip 32x6mm main earthing lead by means of galvanized bolts, nuts and washers with connected to earth test point & to main switch board /panel etc. all as specified and testing on completion with and including necessary excavation and earth work in any type of soil, earth electrode, earthing lead from electrode to equipment/substation/panel etc, adequate quantity of charcoal dust and common salt, test point terminal block made out of phoshper bronzein sheet steel box, PCC (1:3:6) type C-1 (using 20mm graded stone aggregate) for earth pit with 40 x 40 x 6mm mild steel angle iron frame for cover, pre cast RCC (1:2:4) type B-1 (using 20mm graded stone aggregate) 40mm thick cover reinforced with 8mm dia TMT bars 3 Nos both ways with 12mm dia round bar handle, GI light grade watering pipe 20 mm dia with funnel and wire mesh, and 40 mm dia GI light grade earth lead protection pipe, complete all as specified and directed. Note : Cost of GI strip as earthing lead and GI pipe 40mm upto 7.5m length is demeed to be included in the quoted rates.

Material and labour for earthing complete with galvanized steel earth plate electrode 600mm X 600mm X 6mm buried directly in ground vertically to a depth not less than 4.5 meter below normal ground level (with top edge of earth plate not less than 3.75 meter below ground level) connected to GI strip of sixe 25x4 mm main earthing lead by means of galvanized bolts, nuts and washers with connected to earth test point & to main switch board /panel etc. all as specified and testing on completion with and including necessary excavation and earth work in any type of soil, earth electrode, earthing lead from electrode to equipment/substation/panel etc, adequate quantity of charcoal dust and common salt, test point terminal block made out of phoshper bronzein sheet steel box, PCC (1:3:6) type C-1 (using 20mm graded stone aggregate) for earth pit with 40 x 40 x 6mm mild steel angle iron frame for cover, pre cast RCC (1:2:4) type B-1 (using 20mm graded stone aggregate) 40mm thick cover reinforced with 8mm dia TMT bars 3 Nos both ways with 12mm dia round bar handle, GI light grade watering pipe 20 mm dia with funnel and wire mesh, and 40 mm dia GI light grade earth lead protection pipe complete all as specified and directed. Note : Cost of GI strip as earthing lead and GI pipe 40mm upto 7.5m length is demeed to be included in the quoted rates.

Taking down unserviceable Earth lead and Supplying and fixing earth continuity conductor or main earthing lead 32mm X 6mm ,GI strip/earth lead, laid in pipe/fixed on walls or any other position including jointing by GI nuts, bolts and washers, insulaters at every joint complete all as specified & directed.

Taking down unserviceable Earth lead and Supplying and fixing earth continuity conductor or main earthing lead 25 mm X 4mm ,GI strip/earth lead, laid in pipe/fixed on walls or any other position including jointing by GI nuts, bolts and washers, insulaters at every joint complete all as specified & directed.

Disconnecting and taking out old U/S battery charger and Supply ,Installation, Testing and commissioning of 24 Volt DC ,low maintenance type chargeable stationary battery set comprising of 12 cells of 02 volts each having 100 Amp hour capacity batteries including battery charging set of adequte capacity and control equipment in sheet steel cabinet of 2.0 mm Thick floor mounted type suitable for input of 230 volts single phase 50 Hz AC complete with internal & External wiring of all components accessories, all as specified for 11 KV VCB panels, with complete control wiring ( for connecting the DC tripping system to HT 11 KV VCB panel board of TOP N AREA complete )wiring shall be of copper conductor single core and size not less than 2.5 Sqmm complete. ( control wiring up to VCB panel shall be inclusive in this item ) Make of battery:- EXIDE/AMCO/SUCAM /AMRON/HBL or any make mentioned in Appx 'B'.

M&L for minor repair like replacement of fuse of suitable capacity, re-stretching, restringing, tightening & jointing of broken HT conductors in routine/natural calamity to ensure uninterrupted power supply of the HT overhead lines from MRS to various distribution transformers of complete all as specified and directed at site. Note :- Replacement of burnt parts (PG Clamp, ACSR Conductor, Fuse wires of suitable capacity (spare parts shall be paid separately under appropriate item of sch ‘A’).

Taking down the existing relays (Three phase over current and earth fault relays) fixed in 11KV HT panels and supply and fixing, and testing (Three phase over current and earth fault relays) model No MC-31A-nx Aux supply 110 volt with (2NO+2NC ) CT rating current 1 Amp to 5 Amp complete cat part No MC31ANX2200, Loc TOP Hallomajra of L&T or equivalent make approved by GE complete all as specified and directed.

Locating of HT 11 KV under ground cable fault by providing fault locating machine (hiring of machines) and qualified licence holder Engineers at N , K Area & Hallomajra Area as directed.

Servicing, caliberation and testing of 11 KV, 400 Amps/630 Amps VCB/SF-6 indoor type along with control panel and control wiring protection system and relays by primary & secondary injection system all as directed including testing of battery bank/battery charges/ DC system, rectification of fault if any all as specified and directed.

M&L for maintenance and servicing of 100 KVA Compact substation MAKE -ABB,by cleaning complete Transformer,HT Input side including replacement of 11KV HT load brake switch as per existing,renewal of burnt/heated thimbles etc,servicing LT side by renewal of all thimbles as per existing size,cleaning the panel with carbon tetra chloride solution ,renewal of door hinges and making doors properly operational incuding welding job as required at site all as directed.

Disconnecting & taking out non functional VCB of any description and any make of rating 11 KV, 400 Amps/630 Amps dismantling / opening of the VCB for servicing / overhauling, taking out and removing unserviceable/defective parts including cleaning & servicing, greasing, oiling of the parts etc and replacement of unserviceable parts with new one, reassembling the VCB after overhauling / servicing and its testing complete all as specified and directed. Note :- The quoted rates of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts. The new replaced parts shall be measured and paid for separately under appropriate item of Sch `A’ as `supply only ‘.

Supplying, laying, jointing and testing cable XLPE insulated IS 7098 (Part-I)-1988 marked, screened, PVC sheathed, armoured electric power cable (heavy duty) with copper conductor for working voltage upto and including 1100 Volts, cross sectional area of 4Sqmm 6 core laid in trenches/fixed on pole/wall / passed through pipe complete all as specified and directed.

Supply only following spare parts for 11 KV Sub stn and VCB, 400/630 Amps capacity indoor type of Make: SEIMENS/ ABB/CROMPTON Note :- (i) Fixing & testing element of following item is deemed to be included under Sch `A’ item No 102 and 104 above. (ii) Quantity of under mentioned items is tentative and contractor shall have no claim on account of variation of quantity or non execution of any of the item).

Vaccum Interrupter type WL-33379 of Crompton /ABB/SEIMENS

Charging motor as per Existing Make and specification

Set of 6 Nos flexible connectors Cat No. 531

Closing coil assembly 30 Volt to 110 Volt

Tripping coil assembly 30 Volt to 110 Volt

PG Clamp

LED Indicator lamp (RYG) 110 Volt

LED Indicator lamp (RYG) 30 Volt

Heating element with thermostat switch 150Watt compact type

Operating handle for trolly, lowering/raising suitable for any capacity of VCB as per sample

Tinned copper fuse wire 18/20 SWG

Gear assembly suitable for VCB 400/630 Amp Make ABB

Supply and laying High voltage Insulating ELECTROMAT of thickness 3 mm for system voltage 11 KV and breakdown voltage 65 KV made of elastomeric polymers material having high insulation resistance of size 1Mtr x5 Mtr complete all as per IS 15652 : 2006. Make : PREMIER POLYFILM LTD or equivalent make approved by the GE.

Boring of holes under road, pavement, hard standing by trenchless technology using ultra sounding technique and necessary machine for inserting of 100 mm GI pipe. Note : - 1. Length of bore hole under road /pavement shall be as per site reqirement. 2. GI pipe shal be measured and paid separately under respetive item.

Supply and fix in repairs Numerical three phase Over current and earth fault protection relay having Aux supply 18-250 VAC/DC CT rating 1/5A with 2 NO+2NC complete cat part No ARD 141C of ASHIDA or equivalent in L&T as approved by GE complete with material and labour for replacement of necessary wiring. Location TOP N area.

Supply and fix in repairs self powered Numerical three phase Over current and earth fault protection relay having Aux supply 18-250 VAC/DC CT rating 1/5A with 2 NO+2NC complete cat part No ARD 141S of ASHIDA or equivalent in L&T as approved by GE complete with material and labour for replacement of necessary wiring.

GS Engineers

Raman Electric Trading Co