84838 REPAIR / MAINT OF TRANSFORMER / HT VCBS AND ALLIED HT INFRASTRUCTURE IN THE AREA OF AGE E/M UNDER GE (NORTH) PUNE

Amount

M&L for dehydration of transformer oil with mobile stream line transformer oil filtration plant at site with all accessories connected to transformer and carrying out filtration of oil to desired dielectric strength i.e. not less than 40 KV at 2.5 mm gap in existing position of transformer of any capacity and transformer including topping up new transformer oil complete upto conservator Level at various sub stations located in scatered area at Pune camp and one Sub station at Kolhapur all as directed. (NOTE - (i) Proper record of Di-electric strength before commencement of work & after completion of work shall be maintained by contractor & submitted to GE/EIC for verification. (ii) Test certificates shall be submitted for before and after filtration for dielectric strength on the proper format. (iii) Transformer oil used for TOP UP will be measured and paid separately under relavent Item).

Supply & filling up of new transformer oil conforming to IS -335 of 1993 as in topping up / replacement up to desired level of transformer oil conservator capacity and Oil circuit breaker complete all as specified and as directed. [Note: Dielectric strength of oil should not be less than 40 KV at 2.5 mm gap complete all as specified and directed.]

Disconnecting all in coming and outgoing cables, removing the transformer from the platform / two pole structure / floor and loading it in the vehicle carefully using crane and transporting it to the contractor's workshop, carry out the required repairs and transport the transformer back to the site , reinstall it, reconnect all the incoming and out going cables by proper crimping using lugs of suitable size taping the bushes / bus bars, using insulation tape and testing complete of capacity 400 KVA to 800 KVA all as directed. (Note :- (i) Gasket set, LT/HT side ceramic bushing, spindle for HT/LT side, rewinding,dehydration of oil shall be measured and paid separately in respective items. (ii) Transformers are located at various sub stations in scattered area at Pune camp and one at Sub station at Kolhapur. (iii) Contractors quoted rate shall deemed to be inclusive of cost keeping in view this aspect. (iv) Insurance of Transformer shall be got done by the contractor at his own cost to avoid any mishappening during transporation of transformer to workshop and back to sight and copy of same shall be submitted to GE / EIC)

All as per item No 03.00 here- in- above but of capacity 200 KVA to 315 KVA complete all as specified and as directed.

All as per item No 03.00 here- in- above but of capacity 63 KVA to 160 KVA complete all as specified and as directed.

Draining out all the transformer oil, dismantling and inspection of transformer core and winding (to be done by OEM or OEM's authorised service provider) including taking out burnt out winding/insulation of LV / HV strips/coils , Reassembling of core and winding, drying out in vacuum chamber till specified IR values are obtained and providing new insulation materials, gasket, nuts , bolts, checking of leakages and rectifying the same by welding etc and replacement of silica gel for transofomer of capacity 400 KVA to 800KVA all as directed . (Note :- (i) All materials required such as winding, LV/HV bushes, Silica gel breather etc will be measured and paid for separately. (ii) Cost of transformer oil for cleaning by hosing / draining down and refilling shall deemed to be included in the rate Quoted. (iii) Transformers are located at various sub stations in scattered area at Pune camp and one Sub station at Kolhapur. (iv) Contractors quoted rate shall deemed to be inclusive of cost keeping in view this aspect.)

All as per item No 06.00 here- in- above but of capacity 200 KVA to 315 KVA complete all as specified and as directed.

All as per item No 06.00 here-in-above but of capacity 63 KVA to 160 KVA complete all as specified and as directed.

Supply and rewinding of 11/0.433 KV HV burnt Coils/Limbs, using new copper wire/strip of proper size including insulating materials (double insulation) as per existing size of core of transformer complete incl heating, varnishing all as directed of capacity 63 KVA to 800 KVA. (Note :- (i) Transformers are located at various sub stations in scattered area at Pune camp and one Sub station at Kolhapur. (ii) Contractors quoted rate shall deemed to be inclusive of cost keeping in view this aspect.)

Supply and re-winding of 11/0.433 KV LV burnt/limbs coils, using new copper wire/strip of proper size including insulating materials (double insulation)as per existing size of core of transformer complete incl heating , varnishing all as directed of capacity 63 KVA to 800 KVA. (Note :- (i) Transformers are located at various sub stations in scattered area at Pune camp and one Sub station at Kolhapur. (ii) Contractors quoted rate shall deemed to be inclusive of cost keeping in view this aspect.)

Note for Ser. Item No 9.00 & 10.00 (Windings) above :- (a) HV and LV windings shall be wound from Super Enamel covered /Double Paper covered , copper conductor/ coil 100 kVA and below. (b) HV and LV windings shall be wound from Super Enamel covered / Double Paper covered copper conductor/coil winding for ratings above 100 kVA. (c) LV winding shall be such that neutral formation will be at top. (d) The winding construction of single HV coil wound over LV coil is preferable. (e) Inter layer insulation shall be Nomex /Epoxy dotted Kraft Paper. (f) Proper bonding of inter layer insulation with the conductor shall be ensured. Test for bonding strength shall be conducted. (g) Dimensions of winding coils are very critical. Dimensional tolerances for winding coils shall be with in limits as specified. (h) Current density for HV and LV winding should not be more than 2.8 Ampere per sq mm for copper and 1.6 Ampere per sq mm for Copper Conductor. (j) The core/coil assembly shall be securely held in position to avoid any movement under short circuit conditions. (k) Joints in the winding shall not be allowed.

Material and labour to arrest the leakage of Transformer Oil from the HT side bushings of Transformer capacity 315 KVA to 800 KVA including the followings:- (a) Taking down the top cover and refixing after repair duly pasted with gasket. (b) Taking out the transformer Oil from the transformer upto the level suitable to carry out the repair work. (c) Taking out the bushings and replacement of the same duly coupled with suitable gasket nuts, bolts and washers (d) Refilling of Transformer Oil after completion of repair work and ensure that the Leak has been arrested. (e) Reassembling compleate and testing and commissioing

All as per item No 11.00 above but of capacity from 200 KVA to 250 KVA complete all as specified and as directed.

All as per item No 11.00 above but of capacity from 63 KVA to 160 KVA complete all as specified and as directed.

Material and labour to arrest the leakage of Transformer Oil from the LT side bushings of Transformer capacity 315KVA to 800 KVA including the followings:- (a) Taking down the top cover and refixing after repair duly pasted with gasket. (b) Taking out the transformer Oil from the transformer upto the level suitable to carry out the repair work. (c) Taking out the Brass bushings including ceramic bushing and supply and replacement of the same duly coupled with suitable gasket nuts, bolts and washers (d) Refilling of Transformer Oil after completion of repair work and ensure that the Leak has been arrested. (e) Reassembling complete and testing and commissioning. (Note : Brass and ceramic bushing will be measured and paid seperately under relevant Items)

All as per item No 14.00 here- in- above but of capacity from 200 KVA to 250 KVA complete all as specified and as directed.

All as per item No 14.00 here-in-above but of capacity from 63 KVA to 160 KVA complete all as specified and as directed.

Supply only Ceramic Bush insulators on LT side as per existing size, shape and specification for capacity 315 to 800 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only Ceramic Bush insulators on LT side as per existing size, shape and specification for capacity 200 to 250 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only Ceramic Bush insulators on LT side as per existing size, shape and specification for capacity 63 to 160 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only brass spindle on LT side as per existing size, shape and specification for capacity 315 to 800 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only brass spindle on LT side as per existing size, shape and specification for capacity 200 to 250 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only brass spindle on LT side as per existing size, shape and specification for capacity 50 to 160 KVA , 11/0.433 Volts transformers complete all as specified and as directed.

Supply only cork sheet gasket (set of four) for ceramic bushing on LT side as per existing size, shape and specification complete for capacity 315 to 800 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only cork sheet gasket (set of four) for ceramic bushing on LT side as per existing size, shape and specification complete for capacity 200 to 250 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only cork sheet gasket (set of four) for ceramic bushing on LT side as per existing size, shape and specification complete for capacity 63 to 160 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only Ceramic Bush insulators on HT side as per existing size, shape and specification for capacity 315 to 800 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only Ceramic Bush insulators on HT side as per existing size, shape and specification for capacity 200 to 250 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only Ceramic Bush insulators on HT side including cork gasket set as per existing size, shape and specification for capacity 63 to 160 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only brass spindle on HT side including cork gasket set as per existing size, shape and specification for capacity 315 to 800 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only brass spindle on HT side as per existing size, shape and specification for capacity 200 to 250 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only brass spindle on HT side as per existing size, shape and specification for capacity 63 to 160 KVA , 11/0.433 Volts transformers complete all as specified and as directed.

Supply only top cover gasket set as per existing size, shape and specification complete for capacity 315 to 800 KVA , 11/0.433 Volts transformers complete all as specified and as directed.

Supply only top cover gasket set as per existing size, shape and specification complete for capacity 200 to 250 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only top cover gasket set as per existing size, shape and specification complete for capacity 63 to 160 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only breather assembly as per existing size, shape and specification complete for capacity 315 to 800 KVA , 11/0.433 Volts transformers including fresh blue silica gel complete all as specified and as directed.

Supply only breather assembly as per existing size, shape and specification complete for capacity 200 to 250 KVA, 11/0.433 Volts transformers including fresh blue silica gel complete all as specified and as directed.

Supply only breather assembly as per existing size, shape and specification complete for capacity 63 to 160 KVA, 11/0.433 Volts transformers including fresh blue silica gel complete all as specified and as directed.

Supply only Tap Changer as per existing size, shape and specification complete for capacity 315 to 800 KVA , 11/0.433 Volts transformers complete all as specified and as directed.

Supply only Tap Changer as per existing size, shape and specification complete for capacity 200 to 250 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Supply only Tap Changer as per existing size, shape and specification complete for capacity 63 to 160 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

Overhauling servicing of tap changer upto 800 KVA Transformer and replacement of unserviceable parts as ordered with new and assembling with old serviceable parts for smooth functioning and operation complete as all specified and as directed

M&L for painting of transformer/transformer trolly after cleaning the body surface of transformer by rubbing with emery Paper to remove oil stains, dust etc and applying Two coats of synthetic enamel paint by spray paint incl writing SM No/MES No, capacity of transformer of 400 KVA to 800 KVA capacity complete all as directed by Engr-in-Charge

All as per Item No 42.00 here in above but of capacity 200KVA to 315 KVA Transformers complete all as specified and as directed.

All as per Item No 42.00 here in above but of capacity 63 KVA to 160 KVA Transformers complete all as specified and as directed.

Shifting Transformer 63 to 800 KVA with the help of crane and transport vehicle from one SUB-STATION to another site (with in 10 KM) after disconnection of LT & HT Side Connections, Installation, Commissioning and connecting LT & HT Side Connections, complete all as specified and as directed.

M&L for painting of Electrical sub station Transformer XPM after cleaning the wall surface by rubbing with hard brush to remove old surface painting, dust etc and applying two coat of synthetic enamel paint complete all as directed by Engr-in-Charge

Supply and laying in repairs synthetic/silicon Insulating sleeves having good stripping, increased flexibility, tear & High Temp resistant and dielectric strength of suitable thickness straight/Curved suitable for HT 11 KV ACSR Conductor/ Bus Bar Lines fixed in structures, free from any insertions leading to detoriation of insulating properties and confirming to IS-15652:2006 complete all as specified and as directed. (Note : The upper surface should have colour coding of Red/Yellow/Blue as Phase indication)

Supply and Fix drop out fuse six post insulator per pole complete with FRP fuse barrel channel type of capacity 200 Amps complete all as specified and as directed.

M&L for Painting of HT poles including cross arms complete with Two coats of synthetic enamel paint including filling cavities with filler after cleaning all dust/rust including writing the pole No. and all as directed by Engr-in-Charge

M&L for applying two coats of Asian paints APEX ultima (Best quality) for Plinths of Transformers, Pole Copings, Electrical substations exterior walls by cleaning fungus with wire brush complete all as specified and as directed.

Supply and fix for switch air break gang operated HT 11 KV Volt grade out door type, triple pole of capacity 200 amps rating mounted on Polymer based 12 insulator with expulsion fuse set single pole drop out type including Expulsion fuse carriers and fuse element Upto 25 Amp and fitted on steel frame horizontally mechanically operated mechanism from ground level consisting of operating rod of 25 mm bore Heavy grade GI pipe of suitable length worked from ground level and with locking arrangements incl pad locks with key flat iron clamp 50 mm x 6 mm including taking down old unseviceable one complete all as specified and directed.

Supplying, installing, fixing, connecting and testing of polymer based Drop-out fuse set (set of 3 nos), mounted on insulators with steel frame 200 Amps capacity, siutable for 11KV, HT system, out door type, including Expulsion fuse carriers and fuse element Upto 25 Amp, including taking down old unserviceable one complete all as specified and directed. (Note for Item No 51.00 & 52.00 above : The work is to be carried out in existing structure. Hence continues shut down will not be available. According to the availabity of shut down timing, the contractor shall manage the work.)

M & L for HT cable end jointing kit 11 KV (Earthed) grade cable for indoor termination heat shrinkable type joint complete with jointing material and accessories suitable for HT XLPE armoured aluminium conductor cable of size 3 core 50 to 95 Sqmm complete all as specified and directed.

M & L for HT cable end jointing kit 11 KV (Earthed) grade cable for indoor termination heat shrinkable type joint complete with jointing material and accessories suitable for HT XLPE armoured aluminium conductor cable of size 3 core 120 to 185 Sqmm complete all as specified and directed.

M & L for HT cable end jointing kit 11 KV (Earthed) grade cable for outdoor termination heat shrinkable type joint complete with jointing material and accessories suitable for HT XLPE armoured aluminium conductor cable of size 3 core 50 to 95 Sqmm complete all as specified and directed.

M & L for HT cable end jointing kit 11 KV (Earthed) grade cable for outdoor termination heat shrinkable type joint complete with jointing material and accessories suitable for HT XLPE armoured aluminium conductor cable of size 3 core 120 to 185 Sqmm complete all as specified and directed.

M & L HT 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 50 sqmm to 95 sqmm complete all as specified and directed.

M & L HT Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for XLPE armoured aluminium conductor cable of size 3 core , 120 sqmm to 185 sqmm complete all as specified and directed.

Supply and jointing kit in replacement of heat shrinkable straight through joint suitable for 1100 volts LT XLPE cable of size 185 to 240 Sqmm 3.5 core complete all as specified and as directed by Engineer-in-Charge.

Supply and jointing in replacement of heat shrinkable straight through joint suitable for LT 1100 volts XLPE cable of size 70 to 150 Sqmm 3.5 core complete all as specified and as directed by Engineer-in-Charge.

Supply and jointing in replacement of heat shrinkable straight through joint suitable for LT 1100 volts XLPE cable of size 25 to 50 Sqmm 3.5 core complete all as specified and as directed by Engineer-in-Charge.

Replacement of existing unserviceable silica jel with new crystal clear silica jel for the breather of transformer complete all as shown and directed .

S & F HT Insulator Pin/ post type polymer based including one galvanised MS spindle, nuts & washers for 11000 volt grade and fixing to the structure and binding of conductor including removal of unserviceable one from the HT 2 pole/ 4 pole/6 pole structure complete all as specified and directed.

S & F HT Aluminium ferrules/ lugs of suitable size with chromium plated nut bolts for connection of GOD/DO/ cable end jumpers upto 185 Sq mm size including removal of unserviceable one complete all as specified and directed

S & F in replacement Temperature Guage as per existing size, shape and specification complete for capacity 400 KVA to 800 KVA , 11/0.433 Volts transformers complete all as specified and as directed.

S & F in replacement Temperature Guage Changer as per existing size, shape and specification complete for capacity 200 to 315 KVA, 11/0.433 Volts transformers complete all as specified and as directed.

S&F in replacement Temperature Guage as per existing size, shape and specification complete for capacity 63 to 160 KVA, 11/0.433 Volts transformers complete all as specified and directed.

Taking down the HT vacuum circuit breaker of any capacity 11 KV,400/630 Amps installed at various locations under the sub division AGE E/M North after taking shut down from department and opening both incoming and outgoing connections, dismantling complete Circuit Breaker after detaching including cleaning of all VCB contacts with CT's for servicing, repairs, replacement of defective/worn out components and re-assembling complete comprising of the following including testing and commissioning to the entire breakers through agency authorised by OEM of HT VCB, 11 KV, and replacement of minor parts such as Gaskets, washers, panel heater, indicator bulbs and carry out any other repairs required at site to make the VCB fully functional, complete all as specified and directed.

SER. ITEM NO. 68.00 (CONTD....) (a) Dismantling the HT VCB from the enclosure consisting of interrupter assembly, socket contacts , checking the serviceability of the following parts carefully including cleaning, adjustments, replacement of defective/worn out parts and re-assembling the unit complete. (b) Cleaning the external surface of bushings with CTC or Liquid ammonia to remove the accumulation of dirt or any other deposits. Inspection of bushings and make sure that vibration due to breaker operation have not caused the bushings to move resulting in misalignment of contacts. (c) Checking the interrupter assembly and contacts. Checking the alignment of contacts and setting the contact surfaces to bare firm and uniform pressure and adjust the gap as per manufacturers tolerance. Badly potted contacts needs to be replaced. (Note: Contacts shall be ordered separately.) (d ) Checking the breaker bushing of bus bar and circuit side inspecting the interval surface carefully for any charging/trackings, replacement of bushings. (e) Dismantling the spring charging mechanism of the HTCB, checking the operations of the closing/tripping trough closing/tripping coils electrically as well as manual charging including cleaning adjustments and replacement of defective /worn out parts re-assembly complete for the following.

SER. ITEM NO. 68.00 (CONTD....) (f) Checking the condition of the spring charging motor along with gear box including servicing to the motor bushes, lubrication of bearing surfaces etc. (j) Checking the ratchet wheel assembly, driving and charging parts including replacement of defective ratchet wheel and parts. (k) Checking the type and release prop and dash pot assembly making necessary adjustment including replacement of defective/warn out components. (l) Checking the operating mechanism of the breaker and ensure its operation freely through entire stroke. Parts which shows excessive wear and tear to be replaced or adjusted as per manufacturer’s tolerance. (m) Checking of operating voltage at mechanism terminals and tripping arrangement for positive tripping. Contacts to be examined for their condition and operation. Dress the pitted contacts and replace if necessary. (n) Review the adjustment of all pressure switches and lockout devices. (o) Inspecting all bolts, nuts, pins and collar pins are in place and they are tight and opened properly. (p) Inspection, cleaning and relubrication of circuit earthing truck with Aseol Molite or Moliday 47. (Note:- Cost of additional hardware like, bolts, nuts , washers and spring washers, petroleum jelly CTC, to put the breaker in serviceable condition is deemed to be included in the rates quoted.)

Supply of the following material for VCBs complete all as specified and as directed :-

Power Pack with 15 minutes backup as per existing earlier.

Isolating Contact male Type

Isolating Contact female Type

Vaccum Interrupter assembly complete (set of 3) bottles

Flexible connection

Shutter for racking Shaft

Closing Coil 110V AC/DC

Shunt Trip Coil 24V DC/110V DC

Ratchet Wheel

Motor cut off switch

Bus bar Spout 800A

Circuit Spout 800A

Shutter for bus bar spout

Shutter operating Link

Draw out type 3 Phase PT 11KV/110V 200 VA class 1.0 cast resin wound type, 3Core with enclosure, wheels, HT bushings and HT fuses mounted on with drawable truck.(as per existing)

HT Epoxy CT 200-100/5-5A with 15 VA class 1.0 for metering and 5 P 10 for protection as per existng

HT Epoxy CT 100-50/5-5A with 15 VA class 1.0 for metering and 5 P 10 for protection.

LED indication Lamp

Service/Test position Limit Switch

Space heater of HT VCB for demoisturisation

Thermostat for Space heater

HT Tape roll 16.6 M

Spring Motor with gear box suitable for existing VCBs

Bus bar supporting insulator

Caliberation of relays of HT VCB by secondary and primary injection, replacement of defective operating handles, checking of under voltage, over current relays and replacement of UNSV parts of master relays complete all as specified and directed.

M & L for Painting of feeder pillar/ out door LT panels at various places including scraping rusts, cleaning of duct, old paint applying of two coat of synthetic enamel paint over the surface of panel board with spray painting complete all as directed.

Replacement of Microprocessor controlled numeric relay, three phase overcurrent and earth fault auxillary voltage of 18-52 VDC, current setting from 0.1 to 25 IN with LED display for trip, alarm warning & auxillary output and back lit, LCD display of parameter with programmable key board settings type conforming to CGI14N/C of Make : Crompton Greaves or equivalent as approved by GE and as directed.

Repair and replacement of HT XLPE cable 3 core x 95 Sqmm and testing and commisioning of insulated, screended, PVC bedded, galvanised steel strip or wire armoured, electic power cable (heavy duty) with staranded aluminium conductor, conforming to IS : 7098 (Part II), 11 KV "E" grade, cross sectional area laid in pipe/ducts/ trenches/ under floor/ under road complete all as specified and directed.

Repair and replacement of HT XLPE cable 3 core x 120 Sqmm and testing and commisioning of insulated, screended, PVC bedded, galvanised steel strip or wire armoured, electic power cable (heavy duty) with staranded aluminium conductor, conforming to IS : 7098 (Part II), 11 KV "E" grade, cross sectional area laid in pipe/ducts/ trenches/ under floor/ under road complete all as specified and directed.

M&L for Defect rectification high tension or HT/LTcable laid in trenches by locating fault with the help of electronic fault locating machine comprising of surge generator pulse, ECHO fault locator with high frequency distance calculator etc.including and additional excavation in normal alluvial strata required for exposing the cable fault ; removal of deteriorated portion of cable treating of cable and keeping the same ready for jointing work for cable of size up to 185 Sqmm three core complete all as specified and directed. (NOTE :- The fault locating equipments will be brought to site within the hours of instruction from Engr-in-Charge as specified.)

Excavation in trenches n exc 1.5 wide and n exc 1.5 m in depth for foundation etc or for laying cable etc n exc 10 Sqm on plan and n exc 1.5 m in depth and getting out in soft/loose soil complete all as specified and as directed.

Returning filling in including spreading, leveling, watering and well ramming in layers n exc 25 cm complete all as specified and as directed.

Removal of excavated material/surplus soil to a distance n exc 50m and depositing where directed at a level n exc 50m above the starting point complete all as specified and as directed.

Supply, laying and testing in replacement of LT cable XLPE insulated screened, PVC bedded galvanized steel strip or wire armoured electric power cable (heavy duty) with aluminium conductor 1100 Volts grade cross sectional area 3.5 core x 240 Sqmm complete all as specified and as directed. (Note : Provision of suitable double crimpped lugs and glands shall deemed to be included in quoted rates.)

All as per item No 80.00 here in before, but 3.5 core 120 sqmm complete all as specified and as directed.

All as per item No 80.00 here in before, but 3.5 core 95 sqmm complete all as specified and as directed.

All as per item No 80.00 here in before, but 3.5 core 70 sqmm complete all as specified and as directed.

All as per item No 80.00 here in before, but 3.5 core 50 sqmm complete all as specified and as directed.

All as per item No 80.00 here in before, but 4 core 35 sqmm complete all as specified and as directed.

All as per item No 80.00 here in before, but 4 core 25 sqmm complete all as specified and as directed.

M&L for Boring of holes under road, pavement,hard standing by trenchless technology using ultra sound technique and necessary machine and hole of 150 mm dia suitable for 0.4 mpa working pressure complete all as specified and as directed.

Supply and lay in trenches /under roads/ crossing or fixed to wall/ pole, GI tubing light grade of size 50mm bore for protection of UG cables complete all as specified and as directed.

Supply and lay in trenches /under roads/ crossing or fixed to wall/ pole, GI tubing light grade of size 80mm bore for protection of UG cables complete all as specified and as directed.

Supply and laying 40 mm outer dia, double walled corrugated (DWC) HDPE conforming to IS with antirodent and non flame propogating properties of approved colour complete with fittings for cable protection complete all as specified and as directed.

Supply and laying 50 mm outer dia, double walled corrugated (DWC) HDPE conforming to IS with antirodent and non flame propogating properties of approved colour complete with fittings for cable protection complete all as specified and as directed.

Supply and laying 63 mm outer dia, double walled corrugated (DWC) HDPE conforming to IS with antirodent and non flame propogating properties of approved colour complete with fittings for cable protection complete all as specified and as directed.

Supply and laying 77 mm outer dia, double walled corrugated (DWC) HDPE conforming to IS with antirodent and non flame propogating properties of approved colour complete with fittings for cable protection complete all as specified and as directed.

Supply and fix HT Fuze wire 20 Amps (200 Grms) suitable for 2 /4/6 pole structre (3 Phase) complete all as specified and as directed.

Supply and fix HT Fuze wire 40 Amps (200 Grms) suitable for 2 / 4 / 6 pole structre (3 Phase) complete all as specified and as directed.

Supply and fix HT Fuze wire 60 Amps (200 Grms) suitable for 2 /4/6 pole structre (3 Phase) complete all as specified and as directed.

S & F in replacement of aluminium lugs duly crimped at end termination of Transformer/ LT distribution panel connected with various sizes of LT cable including all allied works such as disconnecting cable from supply site, removing from gland, making equal length of each core of cable and refixing the same with new metal gland Upto 3.5 core x 35 Sqmm all as specified and directed.

All as per item No 97.00 here in before, but 3.5 core x 50 Sqmm complete all as specified and as directed.

All as per item No 97.00 here in before, but 3.5 core x 70 Sqmm complete all as specified and directed.

All as per item No 97.00 here in before, but 3.5 core x 95 Sqmm complete all as specified and as directed.

All as per item No 97.00 here in before, but 3.5 core x 120 Sqmm complete all as specified and as directed.

All as per item No 97.00 here in before, but 3.5 core x 185 Sqmm complete all as specified and as directed.

All as per item No 97.00 here in before, but 3.5 core x 240 Sqmm complete all as specified and as directed.

All as per item No 97.00 here in before, but 3.5 core x 400 Sqmm complete all as specified and as directed.

Rama Electricals (BID ID -3122379)

K C ENTERPRISES (BID ID -3118167)

Star Electrical (BID ID -3122116)

M/S - KRUPA ELECTRICALS (BID ID -3122062)

SBS Enterprises (BID ID -3130829)