85890 REPAIR / MAINT OF TRANSFORMER HT UG CABLES, GOD, HT DIST SYSTEM, POLES, PROTECTIVE DEVICES, EARTHING AND OTHER MISC WORK OF ELECTRIC SUPPLY IN AREA NO. 1 AND OTHER AREA UNDER GE (SOUTH) PUNE

Amount

Supply, laying and testing in replacement of cross linked polyethylene (XLPE) insulated, PVC sheathed cables for working voltages 6.35 kV/ 11 kV, three phase, earthed system, 3 core, screened, armoured power cable, 95 sqmm of nominal area of conductor, stranded compacted H2/H4 grade aluminum conductor, ISI marked as per IS 7098 (Part-II): 2011 laid in trenches /walls/ducts/ploe making all connections with necessary glands lugs bushing including disconnection and taking out of old unserviceable cable of any type and size complete all as specified and as directed.

Supply, laying and testing in replacement of cross linked polyethylene (XLPE) insulated, PVC sheathed cables for working voltages 12.7/22 kV,, three phase, earthed system, 3 core, screened, armoured power cable,120 sqmm of nominal area of conductor, stranded compacted H2/H4 grade aluminum conductor, ISI marked as per IS 7098 (Part-II): 2011 laid in trenches /walls/ducts/ploe making all connections with necessary glands lugs bushing including disconnection and taking out of old unserviceable cable of any type and size complete all as specified and as directed.

Relaying only old serviceable HT underground cable 120 sqmm , 22000 volts grade, XLPE insulated and PVC sheathed, armoured heavy duty with multistrand aluminium conductors in trenches /fixed on wall /floor /road /culverts /pole or encased in GI pipe including disconnection and taking out of old unserviceable cable of any type and size complete all as specified and directed.

Supply, laying and testing in replacement of XLPE Insulated armoured heavy duty electric cables with aluminium conductor, 1100 volts grade, in trenches /fixed on wall /floor of cross sectional area 70 sqmm 3.5 core including disconnection and taking out of old unserviceable cable of any type and size complete all as specified and as directed.

Supply, laying and testing in replacement of XLPE Insulated armoured heavy duty electric cables with aluminium conductor, 1100 volts grade,in trenches /fixed on wall /floor of cross sectional area 95 sqmm 3.5 core including disconnection and taking out of old unserviceable cable of any type and size complete all as specified and as directed.

Excavation in trenches in soft / loose soil not exceeding 1.5 m wide and not exceeding 1.5 m in depth for laying of cable etc. and for foundation of poles, stays etc. n exc 10 sqm on plan and n exc 1.5 in depth and getting out complete all as directed.

All as per item No 06 here- in- above but depth exceeding 1.5 mtr and not exceeding 3.00 mtr complete all as directed.

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

Removal of surplus soil to a distance not exceeding 50 m and depositing where directed not exceeding 1.5 m above the starting point complete all as directed.

M&L for laying reinforced concrete pipes,class NP2 of dia 100 mm,2nos half round (for bottom and top for cable protection) and levelling of excavated area complete all as specified and directed by engineer in charge.

Supplying and laying reinforced precast concrete cable cover, class HV , Type I, flat, size 300 mm x 180 mm x 40 mm in trenches for cable protection complete all as specified and as directed.

M & L for Finding out the cable fault of any size and any capacity of cable from LT 1100 V grade to 22000 V with the help of cable fault loacator and with Necessary disconnection of cable from two ends and connection after repairs and having the following items with electrician at site up to length of 1 KM cable complete all as specified and directed by Engr-in-Charge:- (Note:- Transportation charge for shifting cable fault locater will deem to be including in above send job and nothing extra on this account will be admissible.)

Supply and fix 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 with jointing material (Heat shrink type) with accessories and testing after jointing complete all as specified and directed.

Supply and fix 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 with jointing material (Heat shrink type) with accessories and testing after jointing complete all as specified and directed.

Supply and fixing Cable jointing kit for 22KV (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 120 to 150 Sqmm with jointing material (Heat shrink type) with accessories and testing after jointing complete all as specified and directed.

Supply and fix in replacement of Cable jointing kit for 22 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 120 to 150 Sqmm with jointing material (Heat shrink type) with accessories and testing after jointing complete all as specified and directed.

Supply and fix in replacement of Cable jointing kit for 11 KV (Earthed) grade cable for straight through cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm with jointing material Cold Shrinkable) with accessories and testing after jointing complete all as specified and directed.

Supply and fixing in replacement of Cable jointing kit for 22 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 120 to 150 Sqmm with jointing material Cold Shrinkable) with accessories and testing after jointing complete all as specified and directed.

S&F in replacement steel tube of size 100 bore, light grade galvanised with all fittings fixed to walls /floors /poles or under road etc complete all as specified and as directed. (Note :- The GI pipe should be fixed with pole by MS clamps. The MS work should be measured and paid separately).

S&F in replacement steel tube of size 80mm bore, light grade galvanised with all fittings fixed to walls /floors /poles or under road etc complete all as specified and as directed. (Note :-The GI pipe should be fixed with pole by MS clamps. The MS work should be measured and paid separately).

M & L for steel tubular swaged pole 410 SP-55 (11.0 metre long) including CI base plate, finial taper plug, bolts, nuts & screws as per IS 2713 Part -I & II including preparing and painting on steel tubular swaged pole including dismantling of old unserviceable poles/struts of any sizes complete all as specified and as directed comprising the following: - (a) Two coats of synthetic enamel paint in white colour over a coat of primer on PCC coping (b) Making 4 Nos of strips of 30 cm wide in alternate red and white colour using two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer . (c) Writing pole number and voltage level encompassed by circle of suitable dia using two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer (the colour of base shall be black and the colour of font shall be white). Number and voltage level shall be handwritten, and circle shall be stencilled. (d) Painting with two coats of aluminium paint over a coat of aluminium red oxide primer on remaining exposed portions

M&L for cement concrete 1:4:8 type D-2 (using 40 mm graded crushed stone aggregate) as in foundation complete all as specified and directed by Engineer- in-charge.

M&L for PCC 1:3:6 type C-1 (using 20 mm graded crushed stone aggregate) as in mass concrete including necessary form work complete all as specified and as directed.

M&L for GI Stay assembly set comprising of 14 mm dia 400 mm iron stay bow, 2150 mm long stay rod 20 mm dia, stay plate 300 x 300 x 6 mm thick complete with all aceessories as shown in electric plate no 1 of MES schedule Part I including disconnection and taking out of old unserviceable stay assembly of any type and size complete all as specified and as directed. (Note :- Earth work, PCC, loop type insulator, galvanized stay stranded wire will be measured separately.)

S&F in replacement galvanized stay stranded wire of size 7/4 mm and fixing to stay assembly complete all as shown in electrical plate No 1 of SSR-2009 (Part-I) complete all as specified and as directed.

S&F loop/ Bow type insulator, vitreous porcelain, white brown or green with over all dimensions 90 mm x 140 mm, clearance of hole 25.5 mm suitable for 11000 volts complete all as specified and as directed.

Supply and fix in replacement cross arms, bracings, supports, clamps, back plates and stay clamp fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and applying two coats of aluminium paint over a coat of red oxide primer including disconnection and taking out of old unserviceable cross arms of any type and size complete all as specified and as directed.

S & F in replacement galvanised hexagonal / Rectangular, fabricated mild steel wire 3.15 mm or 4 mm dia in overhead lines including dismantling of earth wire or copper conductor, service feeder or distributor span removing to store or taken on schedule of credit complete all as specified and as directed.

S&F in replacement Aluminium conductor steel reinforced (ACSR) of any size for HT/LT OH lines on poles including stringing ,binding with aluminium wire 14 SWG or aluminium tape incl jumpers complete connecting of disconnected cable,service cable and street light connection including dismantling ACSR or AAC conductors removing to store or taken on schedule of credit complete all as specified and directed by Engr-in-charge.

S & F in replacement of Tripple pole, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 200 amps including dismantling of air break gang operated switches vertical /horizontal 11/22KV mounted including insulators and operating mechanism and removing the same from site complete all as specified and as directed.

S&F in replacement of drop out fuse assy single pole 11 KV, 25 Amps rating complete expulsion fuse element mounted on four / two pole structures including dismantling of air break gang operated switches vertical /horizontal 11/22KV mounted including insulators and operating mechanism and removing the same from site complete all as specified and as directed. (Note : Necessaty Nut, bolt and washers should be included in above quoted rate)

M&L in replacement for switch air break gang operated triple pole mechanically operated mounted on HT insulators horizontal type and ms galvanized steel frame with operating mechnizing worked from ground level including operating rod of size 32 mm dia / 25 mm dia as reqd GI medium grade for current rating upto 400 Amps 22000 volts complete with locking arrangement ,ms clamps ,bolts ,nuts and washers etc.including two coat of aluminium paint over a coat of red oxide primer on ms work complete all as specified and as directed.

S&F in replacement of drop out fuse assy single pole 22KV, 25 Amps rating complete expulsion fuse element mounted on four /two pole structures complete all as specified and as directed. (Note : Necessaty Nut, bolts and washers etc should be included in above quoted rate)

M& L for servicing of 11 /22 kV gang operated air break switch by cleaning the contact, pin insulator with CTs and applying petroleum jelly at the contact point and down rod links for smooth operation including replacing the rusted, corroded bolts, nuts (using galvanised iron nuts) along with replacing the burn aluminium thimbles and defective insulators, male and female contact as required at the site complete all as specified and as directed. (Note : - (1) Insulator, male (moving) and female (fixed) contact shall be measured and paid separately under the relevant items. (2) The cost for replacement of aluminium thimbles, GI nuts, bolts, washers, lubricating, materials etc. shall be deemed to be included in the unit rate quoted by the contractor for the item.)

Supply only male contact /moving contact blade for gang operated air break switch 11 KV complete all as specified and as directed.

Supply only female contact/fixed contact jaw for gang operated air break switch 11 KV complete all as specified and as directed.

Supply only male contact /moving contact blade for gang operated air break switch 22 KV complete all as specified and as directed.

Supply only female contact/fixed contact jaw for gang operated air break switch 22 KV complete all as specified and as directed.

Supply only Tinned Copper flexible wire braided Jumper 200/400 Amp for gang operated air break switch 11 KV complete all as specified and as directed.

Supply only Tinned Copper flexible wire braided Jumper 200/400 Amp for gang operated air break switch 22 KV complete all as specified and as directed.

Supply only MS Jumper Carrier for gang operated air break switch 11 KV complete all as specified and as directed.

Supply only MS Jumper Carrier for gang operated air break switch 22 KV complete all as specified and as directed.

S&F in replacement of expulsion fuse single pole (DO fuse element) 11000 V/22000 V of the following ratings, upto 75 Amps capacity complete all as specified and as directed.

All as per item No 43 here- in- above but 60 Amps capacity complete all as specified and as directed.

All as per item No 43 here- in- above but 50 Amps capacity complete all as specified and as directed.

All as per item No 43 here- in- above but 40 Amps capacity complete all as specified and as directed.

All as per item No 43 here- in- above but 30 Amps capacity complete all as specified and as directed.

All as per item No 43 here- in- above but 5 to 25 Amps capacity complete all as specified and as directed.

S&F in replacement operating rod of switch air break gang operated triple pole ,steel water tube medium grade of size 25 mm dia conforming to IS 1239 of 1990 for fixing with MS galvanized steel frame including necessery welding, nuts, bolts or washers etc complete all as specified and directed by Engineer -in -charge .

Supply and fix metal oxide surge arrester without gap for AC system as per IEC 60099-4: 2014, outdoor type, polymer housing, single column and single phase construction, distribution class, heavy duty, nominal discharge current 10 kA, repetitive charge transfer rating (Qrs) more than 0.4 C, thermal charge transfer rating (Qth) more than 1.1 C, nominal system voltage 11 kV, highest system voltage 12 kV, rated voltage of arrester 9 kV, continuous operating voltage 7.2 kV, temporary overvoltage (10.50 kV for 1 s, 9.90 kV for 10 s, 9.35 kV for 100 s), rated short circuit current 20 kA, low short circuit current 600 A, insulation withstand level (lightning impulse voltage 1.2/ 50 µs) 75 kV, lightning impulse residual voltage (8/20 µs) at nominal discharge current maximum 30 kV, high current impulse withstand capability (4/10 µs) 100 kA, minimum creepage distance 300 mm including taking down old unserviceable lightening arrester of any type / size complete all as specified and as directed.

All as per item No 50 here- in- above but nominal system voltage 22 KV and highest system voltage 30 KV including taking down old unserviceable lightening arrester of any type / size complete all as specified and as directed.

S&F in replacement pin type insulator, HT Polymer/ porcelain vitreous white, brown or green of size 150 mm high and 150 mm dia, ISI marked including one galvanised steel spindle, two galvanised iron washers and one galvanised iron nut suitable for 11000 volts including dismantling of old unserviceable insulator of any type / size complete all as specified and as directed.

S&F in replacement insulator disc type single disc assembly, ISI marked working pressure 11000 volts, porcelain vitreous white, brown, or green size 145 mm high and 255 mm dia ball and socket with tension clamp to suit the size of conductor (ACSR) including dismantling of old unserviceable insulator of any type / size complete complete all as specified and directed.

S&F in replacement of post top insulator 11000 volts suitable for air break switch / drop out fuse with necessary nuts, bolts, washers including dismantling of old unserviceable insulator of any type / size complete all as specified and as directed.

S&F in replacement pin type insulator, HT Polymer / porcelain vitreous white, brown or green of size 150 mm high and 150 mm dia, ISI marked including one galvanised steel spindle, two galvanised iron washers and one galvanised iron nut suitable for 22000 volts including dismantling of old unserviceable insulator of any type / size complete all as specified and as directed.

S&F in replacement insulator disc type single disc assembly, ISI marked working pressure 22000 volts, porcelain vitreous white, brown, or green size 145 mm high and 255 mm dia ball and socket with tension clamp to suit the size of conductor (ACSR) including dismantling of old unserviceable insulator of any type / size complete all as specified and directed.

S&F in replacement of post top insulator 22000 volts suitable for air break switch / drop out fuse with necessary nuts, bolts, washersincluding dismantling of old unserviceable insulator of any type / size complete all as specified and as directed.

S&F in replacement of Danger notice plate of 1.6mm thick mild steel sheet, vitreous enameled white, with letters, figures, and conventional skull and bones, in signal red colour and fixed with MS clamps of flat iron of size 25 x 5 mm, bolts, and nuts of approved size, for HT 25 X 20 cm complete all as specified and as directed.

S&F in replacement of HT cable route / joint indicator made of Cast iron fixed in PCC block cast in situ of size 0.2 x 0.2 x.3 m on angle iron of size 40 x40 x 5 mm with nut, bolt & washers of suitable size complete all as specified and as directed.

M & L for dismantling of overhead ACSR (aluminium conductor galvanized steel-reinforced) or galvanised mild steel wire of any size and any type from pole upto 5 conductors, lowering down to facilitate tree cutting or trimming and refixing and stringing ACSR (aluminium conductor galvanized steel-reinforced) and galvanised mild steel wire of any size and any type and binding on insulator by means of 22 gauge aluminium binding wire to permissible sag including replacement of jumper with suitable size of aluminium conductor complete all as specified and as directed. (Note 1: Each span between two poles shall be measured and paid separately. (2) Tree cutting shall be measured and paid separately.)

M & L for trimming of branches of trees touching HT/LT Electric over head line and making clear about 3 mtr in radius and carrying and disposal where directed not exceeding 50 mtr complete all as specified and as directed. (Note :- (a) Quoted rates shall be deemed for inclusive of arrangement of Vehicle and other T&P etc. by the contractor (b) Span shall measured between pole to pole.)

S&F in replacement of old jumper ACSR with PVC sleeves (conductor size not less than mink) upto length 3.5 mtr for HT with Aluminium thimble (If necessary) complete all as specified and as directed.

M & L for preparing and painting on steel tubular swaged pole 410 SP-55 (11.00 metre long) including cross arms, GI brackets, PCC coping complete all as specified and as directed comprising the following: - (a) Two coats of synthetic enamel paint in white colour over a coat of primer on PCC coping (b) Making 4 Nos of strips of 30 cm wide in alternate red and white colour using two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer (c) Providing 30 cm wide retro reflective sheet of 30 cm wide, grade 1, pressure bonding type, red colour as per IS 14221: 1995 (d) Two coats of synthetic enamel paint in red colour over a coat of primer from top of electric pole to downward upto 1 metre length including cross arms, GI brackets etc. (e) Writing pole number and voltage level encompassed by circle of suitable dia using two coats of synthetic enamel paint over a coat of red oxide zinc chrome primer (the colour of base shall be black and the colour of font shall be white). Number and voltage level shall be handwritten, and circle shall be stencilled. (f) Painting with two coats of aluminium paint over a coat of aluminium red oxide primer on remaining exposed portions.

M&L for earthing complete with galvanized steel earth plate electrode size 600 mm x 600 mm x 6.3 mm thick of any type of strata buried directly in ground vertically in a pit of depth not less than 2.25 mtr below ground levels with top edge of the earth plate not less than 1.5 mtr below normal ground level surrounded from all sides by mixture of charcoal and common salt and electrode connected to and including galvanized earth lead 4.0 mm dia by means of bolts, nuts, check nuts and washers of galvanized including GI protection pipe medium grade 15 mm dia connected to main earth wire on pole or control board and GI pipe medium grade 20 mm dia bore for watering funnel with wire mesh. RCC cover with frame, PCC chamber pit with PCC 1:3:6 type C-2 excavation and earth work all as shown in electrical plate No 3 of SSR-2020 connected to earthing test point complete all as specified or indicated including testing on completion. Note:- (i) Item of earthing includes cost of 20 mm bore medium grade GI protection Pipe (7.5 Meters long) for earth lead any variation in length shall be paid separately (ii) On testing after completion of earthing if the desired earth resistance is not obtained earthning will be re-done by the contractor at his own risk and cost to the entire satisfaction of Engr-in Charge.

All as per item No 64 here- in- above but using galvanized iron strip 32x6 mm as earthing lead and GI protection pipe medium grade 40 mm dia complete all as specified or indicated including testing on completion. Note:- (i) Item of earthing includes cost of 40 mm bore medium grade GI protection Pipe (7.5 Meters long) for earth Strip any variation in length shall be paid separately (ii) On testing after completion of earthing if the desired earth resistance is not obtained earthning will be re-done by the contractor at his own risk and cost to the entire satisfaction of Engr-in Charge.

M&L for Filtration/dehydration of 11 / 22 KV distrubution transformer oil 60 to 65 degree C through filtration plant to improve the dielectric strength/ insulation valve of the transformer oil upto 60 KV at a gap of min 2.5 mm of electrodes complete all as specified and as directed. (a) The contractor will take shut down orders in working before commencement of the work from Engineer-in-charge. (b) The contractor shall ensure no wastage at transformer oil (c) The Contractor is solely responsible for any damage to the transformer during filtration operations. He is responsible for making good any damage to the transformer at his own cost without any extra cost to the department (d) The contractor shall ensure that the conservator tanks are full to its level before starting the dehydration. (e) the di-electric strenght of oil shall be tested before & after filtration. Test results shall be submitted to engineer-in-charge (f) Contractor shall solely responsible for safety of the Eqpt/Transformer during on line filtration (g) Standby supply for operation of dehydration filteration will be arranged by contractor (Note : Oil for Top up will be measure and paid seperatly under respective items.)

Supply and, filling for top up the transformer with new transformer oil duly filtered with filtration plant complete all as specified and as directed.. [Note : (a) The transformer oil shall be type EHV confirming to IS - 335 : 1983 (b) Mineral oil grade shall be used. (c ) The transformer oil should have a high dielectric strength not less than 60 KV at a gap of min 2.5 mm of electrodes.]

S & F in replacement of drawn out/Inlet valve (brass as per existing size) suitable for any make of up to 500 to 750 KVA Transformer including taking down old unsv all as specified and directed

All as per item No 68 here- in- above but 100 to 400 KVA transformer complete all as specified and directed.

S & F in replacement of LT bush porcelain insulator with oil seal for transformer outdoor/indoor up to 500 to 750 KVA including taking down old unserviceable complete all as specified and directed

All as per item No 70 here- in- above but 100 to 400 KVA transformer complete all as specified and directed.

S & F in replacement of HT bush porcelain insulator and supply and fix news HT bush porcelain insulator for transformer outdoor/indoor 500 to 750 KVA including taking down old unsv all as specified and directed

All as per item No 72 here- in- above but 100 to 400 KVA transformer complete all as specified and as directed.

S & F in replacement of HV bushing (11000 voltage grade) with heat resistant gasket suitable for following capacity of outdoor / indoor type transformer 100 KVA to 160 KVA complete all as specified and as directed .

All as per item No 74 here- in- above but of 200 KVA to 500 KVA complete all as specified and as directed .

All as per item No 74 here- in- above but of upto 750 KVA complete all as specified and as directed .

S & F in replacement HV bushing (22000 voltage grade) with heat resistant gasket suitable for following capacity of outdoor / indoor type transformer complete all as specified.

S & F in replacement copper terminal stud, both end threaded complete with double nuts & washers including distance piece both sides and heat resistance gasket suitable for HV side 11000 / 22000 volts grade for following capacity of outdoor /indoor type transformer 100 KVA to 160 KVA complete all as specified and as directed.

All as per item No 78 here- in- above but of 200 KVA to 500 KVA complete all as specified.

All as per item No 78 here- in- above but of up to 750 KVA complete all as specified.

S & F in replacement LV bushing (415 voltage grade) with heat resistant gasket suitable for following capacity of outdoor/indoor type transformer 100 KVA to 160 KVA complete all as specified.

All as per item No 81 here- in- above but of 200 KVA to 400 KVA complete all as specified.

All as per item No 81 here- in- above but of 500 KVA to 750 KVA complete all as specified and directed.

S & F in replacement copper terminal stud both end threaded complete with double nuts & washers including distance piece both sides and heat resistance gasket suitable for LV side 415 volts grade for following capacity of outdoor/indoor type transformer 50 KVA to 160 KVA complete all as specified and directed.

All as per item No 84 here- in- above but of 200 KVA to 400 KVA complete all as specified.

All as per item No 84 here- in- above but of 500 KVA to 750 KVA complete all as specified.

S & F in replacement of silica gel breather filled with silica gel for transformer of capacity up to 500 KVA complete all as specified and as directed.

M & L for Isolating 11/22KV HT overhead supply from the substation and earth the complete system properly, disconnecting complete electric system of the transformer from HT and LT side including earthing strips, removing transformer and taking out from substation or taking down from 2/4 pole structure ,lifting arrangements,transporting to authorized service centre/work shop for repair and back to the installation after repair including installing, commissioning and testing capacity of 100 KVA to 200 KVA complete all as specified and as directed. (NOTE :- (i) Spares/parts required to be replaced shall be measured and paid separately for supply only items . (ii) Necessary T&P should be arranged by the contractor. The rate of T&P is included in above quoted rate)

All as per item No 88 here- in- above but of 250 KVA to 400 KVA.

All as per item No 88 here- in- above but of 500 KVA to 750 KVA.

M & L for Draining out the complete transformer oil and keeping in safe custody in clean and dry containers for reuse. Opening the top cover of the transformer, disconnecting and taking out complete core assy and dismantiling it for checking the serviceability of the coil winding, checking the condition of the body, cleaning the tank and remove sludge/dirt, cleaning the coils limbs, refixing of core, core assy, tap changer assy, HT/LT winding connection,terminal studs of HT/LT sides and reassembling of transformer of capacity 100 KVA to 200 KVA after repairs , refixing the transformer coil incl improvement of insulation resistance value within desired level by heating or any other method to required level complete all as directed to the entire satisfaction of Engr-in-Charge . (Note:- Spares/parts required to be replaced shall be measured and paid separately as supply only.)

All as per item No 91 here- in- above but of 250KVA to 400KVA complete all as specified and directed.

All as per item No 91 here- in- above but of 500 KVA to 750 KVA complete all as specified and directed.

S & F in replacement of HT copper coil made out of proper/ required as per the existing size copper wire enameled of high quality matching with the existing impedance and pre- insulation all as specified and directed. [Note : (a) The cost of coil shall be inclusive of varnish sleeving of insulating material. (b) Cost of taking down the clamps, upper channels and core & HT links and re-clamp, positioning with separators, brazing etc completely, shall be deemed to be included in the quoted rate.]

All as per item No. 94 above but of LT copper coil complete all as specified and as directed.

S&F in replacement off load tap changer assembly complete,making connection and testing complete of the transformer of 100 KVA capacity complete all as specified and as directed.

All as per item No 96 here- in- above but of 160 KVA complete all as specified and as directed.

All as per item No 96 here- in- above but of 200 KVA complete all as specified and as directed.

All as per item No 96 here- in- above but of 250 KVA complete all as specified and as directed.

All as per item No 96 here- in- above but of 315 KVA complete all as specified and as directed.

All as per item No 96 here- in- above but of 500 KVA complete all as specified and as directed.

All as per item No 96 here- in- above but of 750 KVA complete all as specified and as directed.

S&F in replacement of cork sheet gasket of 06 mm thick for transformer tank complete all as directed by Engr-in-Charge

S&F in replacement of cold rolled grain oriented core (CRGO) for transformer upto 50 to 500 KVA capacity complete all as specified and as directed.

S&F in replacement of HT bus bar for 2 / 4 / 6 pole structure made out of aluminium tube having outer dia 32 mm and 06 mm thick suitable for 22 KV/11KV complete with all suitable joints with S S nut bolts etc and colour sleeve as per colour code incl dismantling old unsv busbar complete all as specified and as directed

S&F in replacement of aluminium strip 25 x 4 mm of required length for jumpering purpose in 11 /22 KV DP/FP including taking down existing aluminium conductor etc complete all as per the direction of Engineer-in-charge.

Disconnection of HT & LT cable from Transformer end terminals of capacity 400 KVA , 22KV /440 volt step down transformer and shifting of Transformer, LT Control panel,capacitor panel and connecting to rerouted system after construction of foundation with in 50 m complete and Reconnecting of complete all as specified and as directed by the Engr-in-Charge.

Disconnecting, rerouting, jointingafter straight through joint and Reconnecting of LT cable to LT control panel,capacitor bank ,Transformer after making foundation, complete all as specified amnd as directed by the Engr-in-Charge. (Note : (i) Excavation for taking up existing cable will be measured separately. (ii) Straight through Joints as reqd will be measured separately.)

Material and labour for preparation of old painted surfaces of floor mounted indoor/outdoor type transformer from 100 KVA to 750 KVA capacity by cleaning/rubbing with course cloth wire brushes to remove dust deposits oil grease and repainting by applying one coat of spray paint with synthetic enamel paint of approved colour without disturbing/damaging the electrical net work system/equipment including making of capacity /rating /incoming outgoing details in capital english alphabet of size all as specified and directed.

Surface excavation n exc 30 cm depth and averaging 15 cm depth and getting out in soft /loose soil including clearing away all grass and vegitation saplings , shrubs , bushes , undergrowth roots and removing rubbish upto a distance n exc 50 mtr outside the perifery of the transformer/ 2 pole /4 pole structure/ feeder pillar area complete all as specified and directed. (Note:-The contrator will ensure that no vegiation grows during the contract period on the area so excavated)

M & L for loose filling with broken stone or boulder aggregates of gauge 40 to 80 mm, on open space etc. complete all as specified and as directed.

Supplying and laying in replacement of reinforced precast concrete cable cover, class LV, Type I, flat, size 250 mm x150 mm x40 mm in trenches for cable protection complete all as specified and as directed.

M&L for brick work with sub class 'B' bricks, straight or curved on plan to any radius in half brick thick walls built in c.m 1:4 complete all as specified and as directed.

M&L for Brickwork with subclass ‘B’ bricks, straight or curved on plan exc 6 m mean radius built in cement mortor 1:6 complete all as specified and as directed by Engr-in-Charge.

M&L for rendering 15 mm thick on fair faces of brick work or concrete surfaces in cement mortar 1:4 complete all as specified and as directed by Engr-in-Charge.

M&L for hardcore of gauge exc 63 mm but n.exc 100 mm deposited, spread and leveled in layers n.exc 15 cm thick, watered and rolled / rammed to a true surfaces in broken stone or boulder complete all as specified and as directed by Engr-in-Charge.

M&L for 100 mm thick PCC 1:3:6 type D-2 using 40 mm graded stone agg as in sub base complete all as specified and as directed by Engr-in-Charge.

M&L for 100 mm thick PCC 1:2:4 type B-1 (using 20 mm graded stone agg) as in floor finished even and smooth complete all as specified and as directed by Engr-in-Charte.

M&L for MS work as in railing, guard bars, grill conforming to Fe-290 Gde E 165 complete all as specified and as diredcted by Engineer-in-Charge.

M&L for Expanded metal, n.exc 4 Kg / Sqm cut to length, bent to shape required and tying with and including annealed mild steel wire not less than 0.9 mm dia or fixing with galvanised steel staples supplied and fixed complete to wood or steel members complete all as specified.complete all as specified and as diredcted by Engineer-in-Charge.

S&F Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, n exc 5cm long, 11 to 15 mm dia complete all as specified and as diredcted by Engineer-in-Charge.

M&L for two coat of synthetic enamel paint over a coat of primer including preparation on steel surfaces of any description over 10 cm width or girth complete all as specified and as diredcted by Engineer-in-Charge.

M&L for straight through (Heat shrinkable) suitable for LT UG cable 1.1 KV including excavation and cable connection in trenches complete of following sizes :-

25 to 50 Sqmm 31 / 2 Core complete all as specified and as direceted.

70 to 120 Sqmm 3 1/2 Core complete all as specified and as direceted.

150 to 185 Sqmm 3 1/2 Core complete all as specified and as direceted.

S& F in replacement of spindle of 11/22 KV Pin insulator complete all as specified and directed

Supply & spreading in trenches dry river sand/ fine dustcushioning to underground cable in trenches including spreading, levelling, hand punning down complete all as specified and as directed. (Note :- Depth of sand/fine dust cushioning will be measured after punning down and levelling the sand properly)

Supplying and laying in replacement of synthetic Rubber insulated mats 2.5 mm thick for voltage upto 11 kv for electrical purpose as per IS 15652-2006, (superseding IS 5424) suitable for electrical shock safety of sizes 2m x 1m compete all as specified and directed

All as per item No. 126 here in above but 33 KV complete all as specified and as directed.

S&F in replacement Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 4 mm dia galvanised iron or steel wire ll as specified and directed.

All as per item No 128 here in above but 32x6mm galvanised iron strip complete all as specified and as directed.

S&F in replacement steel tube of size 100 bore , medium grade galvanised with all fittings fixed to walls /floors /poles or under trenchetc of following sizes complete all as specified and as directed. (Note :- (i) The GI pipe should be fixed with pole by MS clamps . (ii) The MS work should be measured and paid separately).

All as per item No 130 here in above but 40mm galvanised iron strip complete all as specified and as directed.

Rama Electricals

Star Electrical

Shri Sai Electricals