REPAIR AND OVERHAULING OF TRANSFORMER, VCBS, BACKUP SYSTEM ETC. AND DEHYDRATION OF TRANSFORMER OIL INCLUDING REPAIR AND MAINTENANCE OF HT OVER HEAD AND UNDERGROUND DISTRIBUTION SYSTEM UNDER GE (SOUTH) BANGALORE

Amount

Filtration and Dehydration of transformers oil for transformers, HT OCB, LT OCB, HT VL switches etc. through on line filtration equipment to withstand minmum dielectirc strength 40 KV for 1 min at 2.5 mm gap and flash at 60 KV without disturbing / switching off system complete all as directed.

Supply and topping up of fresh transformer oil suitable for 11 KV system for transformer / OCBs having 45 KV of minimum dielectric strength complete all as directed.

Single coat, synthetic enamel spray painting to steel surfaces, in smoke gray colour after preparation of old painted surface of transformer etc. by removing the oill, grease, dirt, scales etc. including writing the SM / MES No. with white colour synthetic enamel paint on 100 KVA transformer installed at Art Sample 515ABW / 515 Unit line / CMP C&S / OTM Signal unit line / HQ K&K Sub Area / BSO / AGE E&M / SSB etc. complete all as directed.

All as per Item No. 03 above but 160 KVA installed at Blwant line MD Accomodation.

All as per Item No. 03 above but 200 KVA installed at DCA Phase-III / DCA Phase-IV / GTE / RMS / Army School and 515 ABW.

All as per Item No. 03 above but 250 KVA installed at 515 ABW / EDP etc.

All as per Item No. 03 above but 400 KVA installed at CMP C&S / DAD / FMCC

All as per Item No. 03 above but 500 KVA installed at 515 ABW etc.

Earthing work, Fixed in repair, complete with galvanised steel earth plate electrode 600 x 600 x 6 mm thick buried directly in ground (Earth pit not less than 2.25 mtr deep below normal ground level) with top edge of the plate not less than 1.5 mtr below normal ground level connecting with steel GI strip 32 x 6 mm as earthing lead by means of bolt nut check nuts and washers including PCC pit with 1:2:4 type B-1 using 20 mm graded stone aggregate and frame cover of angle iron 25 x 25 x 6 mm, MS sheet 3 mm thick and handle of 6 mm dia MS bar made to shape, GI medium grade 40 mm bore pipe for watering common salt chorcoal funnel wiremesh earth work in any type of soil returning filling in and removal of soil to a distance n.exc 50 mtr including earth test point and making connections testing on completion all as per electric plate No 3 of SSR Part-I 2009, complete all as directed. Note:-(i) Earthing strip and protection pipe to a length of 7.5m is deemed to be included in the rate of this item.

Disconnecting, diffective Indoor / outdoor HT / LT transformer of 100 KVA, Installed at Gunatha Vihar, draining out complete transformer oil storing the same in suitable container to be provided by the contractor, lifting of the top cover, taking out core and core assembly carefully with the help of chin pulling / Crane after disconnecting LT / HT connection to check its condition, cleaning the tank and core taking down and servicing of deffective HT / LT bushes with brass spindle, nuts, bolts, washers insulation lowering back the core assembly after all necessary repair as directed here-in-after refilling filtered transformer oil taking down and providing the new synthetic rubberised cork sheet making all HT / LT incoming and outgoing connections including testing and commissioning complete all as directed. Note:- HT / LT bushes wil be measured and paid seperately

All as per Item No. 10 above but 200 KVA installed at APS / 515 ABW S/S No. 4 etc.

All as per Item No. 10 above but 250 KVA installed at MAP Phase-I etc.

All as per Item No. 10 above but 500 KVA installed at 515ABW S/S No. 2 and 4

Supply only HT bushes for the transformer of any capcity complete all as direted.

Supply only LT bushes for the transformer of any capcity complete all as direted.

Disconnecting, diffective Indoor / outdoor HT / LT transformer 100 KVA, Installed at Gunatha Vihar, draining out complete transformer oil storing the same in suitable container to be provided by the contractor, lifting of the top cover, taking out core and core assembly carefully with the help of chin pulling / Crane after disconnecting LT / HT connection to check its condition, cleaning the tank and core taking down and providing new HT / LT bushes with brass spindle, nuts, bolts, washers insulation lowering back the core assembly after all necessary repair as directed here-in-after refilling filtered transformer oil taking down and providing the new synthetic rubberised cork sheet making all HT / LT incoming and outgoing connections, rewinding and replacement of LV coil, replacement of HV coil and replacement of cork sheet, painting of the transformer including transportation for lifting of transformer from location to workshop and back to location including testing and commissioning complete all as directed. Gunata Vihar Note :- For items No 10 to 13 and 16 Filltration / topping up of oil will be measured and paid separately under Ser itema No 1 and 2

Taking down transformer of any Make, model and capacity by disconnecting HT / LT connection and shifting from one location to another location by the help of chain pulley / crane and re-connecting to HT / LT connection at new location complete all as directed.

Breather assembly for the transformer as per exisiting sizes and specification including filling of Silica gel as required for breather complete all as directed.

Supply only Silica gel complete all as directed.

GI strip, fixed in repair, of sizes 32 x 6 mm fixed on walls / poles / shafts / pipes, etc. complete all as directed.

ACSR (Aluminium conductor steel reinforced) conductor of any size fixed in repair on poles including binding wire of appropriate size complete including clearing the path and branch cutting etc. complete all as directed.

Air Break Switch, Tripple Pole, out door type (gange operated) fixed in repair, each pole consisting of galvanised steel base HT insulators (9 insulators type) as per BSS / ISS, non ferrous knife and spring loaded contact, arcing horn mechanically operated, horizontal / vertical type mounted on insulator and steel frame complete, current rating up to 200 Amps complete all as directed.

Lightening arrestor, fixed in repair, metal oxid type transmission class, discharge capacity 65 Kilo Amps suitable for 11000 Volts grade complete with all fittings as directed.

Explusion fuse unit 11 KV drop out up to 25 Amps, fixed in repair complete all as directed.

Disc type insulator, fixed in repair porcelain vitreous, 145 mm high and 255 mm dia ball and socket type white or brown single disc assembly for tension clamps for conductors working pressure 11000 Volts complete all as directed.

Iron work of any type including cross arms, supports, bracing MS clamps etc. made out of MS channel / angle iron / flat iron / round section of any size and bolts, nuts and washers including painting with two coats of aluminium paint over a coat of red oxide fixed in repair complete all as directed.

Cable jointing kit for 11 KV (earthed) grade cable for indoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm. Make:- Birla 3M / Raychem / Denson

Cable jointing kit for 11 KV (earthed) grade cable for indoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 Sqmm to 185 Sqmm. Make:- Birla 3M / Raychem / Denson

Cable jointing kit for 11 KV (earthed) grade cable outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 sq mm complete all as directed. Make: Birla 3M / Raychem / Denson

Cable jointing kit for 11 KV (earthed) grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 Sqmm complete all as directed. Make: Birla 3M / Raychem / Denson

Cable jointing kit for 11 KV (earthed) grade cable straight through joint cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 95 Sqmm .Note: Excavation, earth work, sand, Pcc cover will measured and paid seperately under respective items. Make: Birla 3M / Raychem / Denson

Cable jointing kit for 11 KV (earthed) grade cable straight through joint cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 120 to 185 Sqmm complete all as directed. Note: Excavation, earth work, sand, Pcc cover will measured and paid seperately under respective items. Make: Birla 3M / Raychem / Denson

Servicing of Compact Sub Station, HT, 11 KV of any shape and size including replacing of burnt out cable lugs, terminals and cleaning with air blower and calibration of any size relay complete all as directed.

Finding out cable fault in HT cable of any sizes by using the cable fault indicator complete all as directed. Note:- Hiring / Providing of the HT cable fault indicator is deemed to be included in quoted rate .

Servicing of existing GOD with replacement of GI nuts bolts, washers, lugs etc. as per site requirement including necessary greasing and cleaning with petrolium jelly complete all as directed.

Supply and spreading in repair, stone aggregate of 40 mm size, inside the sub stations at various locations for loose filling, complete all as directed. Note:- Removed stone aggregate shall be reused .

Supply only M sand for spreading inside the area of sub stations at various locations complete all as directed.

Excavation in trenches in hard/dense soil not exc 1.5 mtr wide and not exc 1.5mtr in depth ; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5m in depth complete all as directed.

Returning, filling in, including spreading, leveling, watering and well ramming soil in layers not exc 25 cm thick complete all as directed.

Removing excavated soil to a distance not exc. 50 mtr and depositing where directed at a level not exc 1.5 mtr above the starting point complete all as directed

River sand including cleaning, spreading, levelling, punning for laying as in cussioning of cables complete all as directed. Note:- For purpose of payment punned thickness only will be measured.

Unreinforced precast concrete cable cover HV type size 380 x 180 x 40 mm, laid flat across the cable length complete all as directed.

Supply, laying, joining and testing and connecting of HT UG cable, XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured, electric power cable (heave duty) with aluminium conductor, 11000 Volts grade of size 95 Sqmm 3 core suitable for 11 KV (E) system laid in trenches / ducts / encased in GI pipe / fixed to pole complete all as specified and directed.

All as per Item No. 43 above but cable size 120 Sqmm Note (for Item No. 43 and 44):- Exacavation of earth work, Sand, PCC cover and GI pipe will be measured and paid seperately under respective items.

Supply in fixed in repaires GI tubing light grade 80 mm bore with all fitting laid in trenches / walls / Roads / pole bfor cable protection complete all as directed. .

supply only Hose Fuel suction/return

M & L for Repair/Maintenance , cleaning, dusting and servicing Vacuum Circuit Breaker, HT 11 KV,50 Hz , 630 Amp indoor switch gear panel by Grounding of complete panel live parts, thorough cleaning, visual checking, tightness checking, and servicing of breaker panel including breaker carriage along with associated mechanism , metering panel, busbar/cable chambers, motorised spring charging mechanism , DC shunt trip/close coils, operation counter, manual spring charging mechanism , relays, meters , indicators , heater coil, aux supply SMPS , replacing of worn out parts and fuses , applying petroleum jelly to moving and fixed mechanical parts for its smooth functioning all as specified and directed by the Engineer in charge. Location : Main Power House 515 and FMCC -07 Nos

M & L for Repair/Maintenance ,cleaning, dusting and servicing, for the smooth functioning of 3 way compact RMU, HT 11 KV , 630 Amp, 3 phase 50 cycle by Grounding of complete panel live parts, thorough cleaning, visual checking, tightness checking, and servicing of breaker panel including breaker carriage along with associated mechanism , metering panel, bushbar/cable chambers , self powered over current and earth falult relay, T-off SF6 circuit breaker module , mechanical fault/on/off indicator etc including refilling of SF6 gas and replacing worn out parts when required etc and confirming smooth reliable operation of RMU unit all as specified and directed. Location : Marshal Barrack -01 Nos

M & L for Repair/Maintenance , Cleaning, dusting and servicing Oil circuit Breakers HT 11 KV, 50 Hz, 400 Amps capacity by Grounding of complete panel live parts, thorough cleaning, visual checking, tightness checking, and servicing of breaker panel including breaker carriage along with associated mechanism , metering panel, bushbar/cable chambers, DC shunt trip/close coils, operation counter, manual spring charging mechanism , relays, meters , indicators , aux supply SMPS , replacing of worn out parts and fuses carefully for its smooth functioning complete all as directed by the Engineer in charge. Location : Pump House 515ABW

M & L for Repair/Maintenance ,cleaning, dusting and servicing of standalone/Compact substation SF6 Circuit Breaker, HT 11 KV, up to 630 Amp , 3 phase 50 cycle totally enclosed out door type application switch gear by Grounding of complete panel live parts, thorough cleaning, visual checking, tightness checking, and servicing of breaker panel including breaker carriage along with associated mechanism , metering panel, bushbar/cable chambers, motorised spring charging mechanism , DC shunt trip/close coils, operation counter, manual spring charging mechanism , relays, meters , indicators , heater coil, aux supply SMPS , replacing of worn out parts and fuses , applying petroleum jelly to moving and fixed mechanical parts for its smooth functioning all as specified and directed by the Engineer in charge. Location : a) Power House 515 ABW - 06 b)FMCC -02

M & L for Decarburizing/cleaning complete HT 11KV, 3 phase independent bus bar, bus bar chamber of HT panel electrification after removing the complete bus bar spout, circuit spout from the bus bar chamber, cleaning with CTC and ensure proper decarburizing, re-fixing the same after applying backtol (Red) solution to the spout, checking all the connections, tightening the nuts, bolts thimbles for incoming and outgoing system complete all as specified and directed, rate quoted is inclusive of bactol red, CTC & cotton waste provided by contractor. Location :- Main Power House 515 ABW

M & L for refilling/topping SF6 (Sulpher Hexa fuloride) gas charging/topuping in existing RMU/SF6 circuit breaker upto specified operating level (min pressure 2.8 Kg/cm2) and conduct gas leakage test and arrest leakage if any complete all as specified and directed

Supply and fixed in repaires of LED light Red, Blue, Yellow & green for 110 Volts for HT 11 KV panel all complete all as specified and directed

Supply and fixed in repaires of Push Button with 1 NO + 1NC on existing HT VCB Panel all as specified and as directed Make : L &T /Seimens/Schnider or Equiv

Supply and fixed in repaires of Rotary switch for Local / Remote / Neutral / trip / Close function on existing HT VCB/SF6/OCB Panel all as specified and as directed Make : L &T /Seimens/Schnider or Equiv

Supply and fixed in repaires of Digital Multifuction meter PT/CT (0-110v)/(0-1/5A) operated for measuring votage / Ampere / Power factor / Frequency etc on existing HT VCB/SF6 Panel all as specified and as directed Make : Schnider/L&T/AE/MECO/SELEC or Equivalent

Supply and fixed in repaires of resin type PT 11KV/110V for phase with fuse, 11KV/110V, with burdon of 100VA, Accuracy 0.5 as existing type , complete suitable for HT 11KV panel , testing and commissioning after completion of the work. Location : Power House Make : Kirloskar/Crompton /ABB or Equivalent

Supply and fixed in repaires of HT 11 KV current transformer dual core epoxy insulation type as existing CT ratio complete all as specified and directed Location : Pump House Make: of Kirloskar/ABB

Supply and fixed in repaires of SMF GEL Tubular VRLA 2 Volts 100 Ah Battery for battery bank system, including connecting copper lead , thimbles, nuts, bolts , washers etc. Make: Amaron

Supply and fixed in repaires of Panel space Heaters 80-120 watts coil element AC 230 Volt Input suitable for HT VCB panel of any make fixed inside with suitable clamps , bolts and nuts complete including necessary wiring cable connection complete all as specified and directed

Supply and fixed in repaires of Thermastat switch for controlling the space Heaters temperature settings AC 230 Volt Input suitable for HT VCB panel of any make fixed inside with suitable clamps , bolts and nuts complete including necessary wiring cable connection with control toggle ON-OFF switch - 01 No complete all as specified and directed

Supply and fixed in repaires of damaged HT breaker cluster contacts male / female / Isolating / Moving / Fixed Contacts 630/400 amps for VCB/OCB/RMU/SF6 type breaker all as specified & directed Make: Kirloskar /ABB or Equivalent

Supply and fixed in repaires of closing coil complete with all accessories suitable for HT 11 KV VCB 400/630 Amps complete all as directed. Make: Suitable Make of Kirloskar/ABB

Supply and fixed in repaires of tripping coil complete with all accessories suitable for HT 11 KV, VCB 400/630 Amps complete all as directed. Make: Suitable Make of Kirloskar/ABB

Supply and fixed in repaires of HT 11 KV VCB 400/630 Amps epoxy spout insulator complete all as directed. Make: Kirloskar/ABB

Supply and fixed in repaires of CAM wheel assembly suitable for VCB of existing make HT 11 KV,400/630 Amps capacity complete with all accessories as specified and as directed. Make: Suitable Make of Kirloskar/ABB

Supply and fixed in repaires of spring charging motor suitable for VCB of make Schnider HT 11 KV, 630 Amps capacity complete with all assembly/accessories as specified and as directed. Make: Suitable Make of Kirloskar/ABB

Supply and fixed in repaires of spring charging gear assembly with all accessories suitable for HT 11 KV VCB 400/630 Amps complete all as specified and directed . Make: Suitable Make of Kirloskar/ABB

Supply and fixed in repaires of catch/ latchet assembly complete with all accessories suitable for HT 11 KV VCB 400/ 630 Amps complete all as specified and directed Make: Suitable Make of Kirloskar/ABB

Supply and fixed in repaires and overhauling of compact sub station and replace damaged parts like CT/PTs and gas insulators calibration and testing of triping system of HT 11 KV OCB/VCB/SF6/compact substation circuit breaker by injecting fault current on primary side of CT/PT , setting the OL/inverse time /Earth fault level and ensure that HT breaker tripping system function properly as per relay setting and submit calibration test certificate duly signed by contractor repair through OEM of ABB Make company rep complete all as specified and directed by Engineer-in-Charge. Make- ABB

M/S Bhagyawanticonstruction