REPAIR MAINTENANCE OF VCB, RMU, TRANSFORMER, ISOLATION TRANSFORMER, SERVO STABLIZER, UNSV HT CABLE, HT JUNCTION BOX, CABLE ROUTE INDICATOR, GOD AND CONNECTED WORKS AT AF STN BIHTA

M&L for complete preventive/schedule maintenance and overhauling of existing 11 kv 800 Amps 26.2 KA or equivalant indoor type single panel HT VCB Make : Siemens/Areva installed at various location atAF STN Bihta Sub Stations by using required T&P including taking down old unserviceale spare parts of any nature and replace with new and making functional upto the satisfaction, working with all functions like OC, UV, EF, instant tripping on fault including testing with required instruments as per secondary injection method complete all as directed by Engr-in-Charge. The servicing covers the following: - (a) Thorough cleaning of breaker chamber (b) Lubrication of shutter mechanism/moving parts (c) Checking of shutter movement (d) Checking door interlocks with breaker (e) Checking of breaker interlocks with panel door (f) Checking of breaker rack in/out inside the panel. (g) Coiling of closing and tripping coil (h) Checking of gear box operation. (j) Checking of Test/service Aux. switch operation (k) Checking of tripping mechanism operation. (l) Spring charging limit switches operation. (m) Checking healthiness of three poles. (n) Checking of damping device and setting. (o) Tightness, checking of power connection. (p) Checking of breaker ON/OFF operation manually and electrically. (q) Checking of closing timings.

(r) Checking of tripping timings. (s) Functional checking of all electrical and mechanical operation of brekers. (t) Co-ordination of relay and their testing with required testing equipment according to source incomer VCB and submit report for record. (g) Checking/replacement of non functional strip heaters inside the VCBs and allied works. Note: The breaker shall be repaired through authorised dealer or representative of manufacturer Original Equipment manufacturer representative of Siemens.

All as per item Ser No 1 above but for Make: ITE Gurgaon VCB installed at Sub Stn No 1. Note for BoQ item No 1.00 and 2.00 (a) Spare parts required for repair of VCB shall be measured and paid under relevant schedule items herein after ser No 4 to 50 as supply only. (b) After completion of repair work, VCB shall be connected to full load and testing to be carried out infront of AGE E/M/GE (AF) Bihta showing all functional / operational system are working satisfactorily.

Supply and fixed in repairs Danger notice plate of size 25 cm x 20 cm x 1.60 mm thick, mild steel sheet, vitreous enameled white, with letters, figures and conventional skull & bones in signal red colour and fixed with MS clamps made out of 25 mm x 3 mm MS flat iron including bolts and nuts of approved size for HT 11000 volts complete all as specified and directed by Engineer-in-Charge.

Supply only spring drum Cat part No 1VYN300950-20 complete all as specified and directed.

Supply only spring Cat part No GCE9478006P0102 complete all as specified and directed.

Supply only Roller Chain Cat part No 1VYN400950-088 complete all as specified and directed.

Supply only curve washer (RHS) New Cat part No GCE7004135R0101 complete all as specified and directed.

Supply only curve washer (LHS) New Cat part No GCE7004136R0101 complete all as specified and directed.

Supply only stop washer Cat part No GCE7006075P0101 complete all as specified and directed.

Supply only D-Shaft Cat part No 1VYN400950-106 complete all as specified and directed.

Supply only cam disc Cat part No GCE7001923P0101 complete all as specified and directed.

Supply only half shaft Cat part No 1VYN400950-106 complete all as specified and directed.

Supply only torsion spring Cat part No 1VYN400950-006 complete all as specified and directed.

Supply only torsion spring Cat part No 1VYN400950-064 complete all as specified and directed.

Supply only counter Cat part No GCE9577554P0100 complete all as specified and directed.

Supply only blocking crank Cat part No GCE7003097P0101 complete all as specified and directed.

Supply only blocking crank Cat part No GCE7003097P0102 complete all as specified and directed.

Supply only blocking roller Cat part No 1VYN400950-164 complete all as specified and directed.

Supply only sprocket Cat part No 1VYN400950-115 complete all as specified and directed.

Supply only latch Cat part No 1VYN400950-116 complete all as specified and directed.

Supply only torsion spring Cat part No 1VYN400950-002 complete all as specified and directed.

Supply only charging lever Cat part No 1VYN400950-114 complete all as specified and directed.

Supply only roller bearing Cat part No 1VYN400950-077 complete all as specified and directed.

Supply only torsion spring Cat part No 1VYN400950-010 complete all as specified and directed.

Supply only retaining washer Cat part No GCE0418316P0100 complete all as specified and directed.

Supply only lever assembly Cat part No 1VYN400901-R complete all as specified and directed.

Supply only torsion spring Cat part No 1VYN400950-009 complete all as specified and directed.

Supply only torsion spring Cat part No 1VYN400950-004 complete all as specified and directed.

Supply only shaft Cat part No 1VYN300950-013 complete all as specified and directed.

Supply only control washer Cat part No GCE7001917P0101 complete all as specified and directed.

Supply only compression spring Cat part No 1VYN400950-001 complete all as specified and directed.

Supply only stop Cat part No 1VYN400950-136 complete all as specified and directed.

Supply only motor-220V DC/AC Cat part No 1VYN300951-002 (GCE0940084P0106) complete all as specified and directed.

Supply only motor Cut Off Switch Cat part No HAGT444559P2 complete all as specified and directed.

Supply only sprocket wheel Cat part No 1VYN400950-208 complete all as specified and directed.

Supply only torsion Spring Cat part No 1VYN400950-003 complete all as specified and directed.

Supply only ratchet plate Cat part No GCE9478400P0101 complete all as specified and directed.

Supply only torsion spring Cat part No 1VYN400950-005 complete all as specified and directed.

Supply only retaining circlip Cat part No GCE0418205P0100 complete all as specified and directed.

Supply only on-off indicator (Display) Cat part No GCE7001910P0101 complete all as specified and directed.

Supply only shaft Cat part No 1VYN300950-030 complete all as specified and directed.

Supply only tripping/closing Coil-110V DC Cat part No 1N54450007-M complete all as specified and directed.

Supply only pin plug assembly Cat part No IN26570001-AM complete all as specified and directed.

Supply only emergency trip assembly Cat part No IVYN400901-AF complete all as specified and directed.

Supply only connection piece Cat part No 1VYN400950-204 complete all as specified and directed.

Supply only aux. Switch Cat part No 1VYN300950-064 complete all as specified and directed.

Supply only contact system for VD4-630 A (12 Finger) Cat Part No. GCE8385888R0102 complete all as specified and directed.

Supply only aluminium contact arm assembly.for VD4 CB(800A) Cat part No GCE700142R0119 complete all as specified and directed.

Supply only copper contact arm assembly.VD4 CB Cat part No GCE7001421R0101 complete all as specified and directed.

Supply only contact system for VD4-1250 A(DIA.34 &24 Finger) VD4 Cat part No GCE8385888R0101 complete all as specified and directed.

S&F in replacement of unserviceable/melted sleeved copper bus bar 800Amps for interconnection between siemens-3 Nos breakers + 1 No bus coupler including replacement of suitable size of steel nuts, bolts & washers etc complete all as specified and as directed.

S&F racking trey stand of suitable size for racking of VD4 breaker In/Out. The size of racking shall be as per manufacturers instruction complete all as specified and directed.

S&F space heater 0.5kw, 230v AC suitable for VCB along with suitable size of thermostat for instant tripping complete all as specified and directed.

Deputation of ABB supervising Engineer for 12 KV RMUs (Qty - 04 Nos) installed at various power houses of GE (AF) Bihta

M&L for complete servicing of RMU Make: ABB installed at various 11 KV Sub Stations at AF Stn Bihta by using required T&P including taking down old unserviceale spare parts of any nature and replace with new and making functional upto the satisfaction, working with all functions like OC, UV, EF, instant tripping on fault including testing with required instruments complete all as directed by Engineer-in-Charge. The servicing covers the following: - (a) Thorough cleaning of breaker chamber. (b) Checking of closing and tripping coil. (c) Checking of Test/service Aux. switch operation. (d) Checking of tripping mechanism operation. (e) Spring charging limit switches operation. (f) Checking healthiness of three poles. (g) Tightness, checking of power connection. (h) Checking of breaker ON/OFF operation manually and electrically. (j) Checking of closing timings. (k) Checking of tripping timings. (l) Functional checking of all electrical and mechanical operation of brekers. (m) Co-ordination of relay and their testing with required testing equipment according to source incomer VCB. Location : Sub Stn No 2, ATC Sub Stn, TC P/H Sub Stn & Sub Stn No 5 Note (a) Spare parts required for repair of RMU shall be measured and paid under relevant items herein after ser No 56 to 69 as supply only. (b) After completion of repair work, RMU shall be connected to full load and testing to be carried out infront of AGE E/M/GE (AF) showing all functional/operational system are working satisfactorily. (c) The breaker shall be repaired through authorised dealer or the representative of OEM manufacturer of ABB.

Supply only bushing 400 series bolted type Cat part No NHP201699R1 complete all as specified and directed. Make: ABB

Supply only O' Ring 72x6 Bushing 400 series bolted Cat Part No NHP402076P15 complete all as specified and directed. Make: ABB

Supply only trip coil safeo force Amplifier Cat No 1VDP000142R1 complete all as specified and directed. Make: ABB

Supply only VPIS unit, 9-15 kv type, Cat No YN1V400916-587 complete all as specified and directed. Make : ABB

Supply only Relay complete all as specified and directed.Make: Ashida Cat No 4200013670

Supply only digital COSC Meter C.I-1.0,Aux. Supply- 80-240V AC/DC complete all as specified and directed. Make-Conzerv

Supply only digital COS₵ Meter C.I-1.0,Aux. Supply- 80-240V AC/DC complete all as specified and directed. Make-Conzerv

Supply only digital Ampere Meter C.l- 1.0. Aux.Supply- 80-240V AC/DC complete all as specified and directed. Make –Conzerv

Supply only digital Volt Meter C.l- 1.0. Aux.Supply- 80-240V AC/DC complete all as specified and directed. Make –Conzerv.

Supply only Numerical O/C & E/F Relay, Aux.Supply- 80-240V AC/DC, CT- 5-1A., Cat part No ADR141C complete all as specified and directed.

Supply only VAA 33 Aux.3 Element Relay, Aux.Supply 30V DC, 06 ON Contacts complete all as specified and directed.

Supply only VAJH13 Master trip relay ,Make- Alstom, Aux.Supply 30V DC.04 ON Contacts & 01NC Contacts complete all as specified and directed.

Supply only CT of Ratio-60/5+5A, VA-7.5VA, 5P10,C.l-1.0 complete all as specified and directed. Make-NPP, Power Foil

Supply only 3 Phase PT of ratio-11KV/110V, VA-100, C.l-1.0. suitable for existing model VCB complete all as specified and directed. Make-NPP, Power Foil.

Supply only Bus bar insulator as per existing size model.suitable for HT 11000 volts complete all as specified and directed.

M&L for scrapping outer/inner body of VCB/RMU and rusted patch by using super emery paper and remove the dust particles, using any cleaning agent, applying two coats of syntetic enamel paint or spray paint as per latest technology and colour code IEC Standards of 11 KV VCB including re-writing of SM/MES No complete all as specified andas directed.

M&L for GOD switch, Material and labour for switch Air break gang operated triple pole mechanically operated vertical type 12 insulators and with galvanized frame, operated from ground level including operating rod, handle locking mechanism, current carrying capacity 200 Amps 11000 Volt with nut bolt and washers etc including taking down of old UNSV GODO complete all as specified and as directed.

Cable jointing kit suitable for 11 KV (Earthed) grade cable outdoor termination, heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 Sq mm complete all as specified and as directed. Make: Denson/Birla 3M/

Cable jointing kit suitable for 11 KV (Earthed) grade cable indoor termination, heat shrinkable type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 to 95 Sq mm complete all as specified and as directed. Make : Denson/Birla 3M/

Excavation in trenches n.exc 1.5 mtr wide and n.exc 1.5 mtr deep in loose / soft soil and getting out for under ground cable / erection of poles, stays etc complete all as specified and as directed.

Excavation in trenches n.exc 1.5 mtr wide, exc. 1.5 m deep but not exc.3 m deep in loose / soft soil and getting out for under ground cable / erection of poles, stays etc complete all as specified and as directed.

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

Removing of excavated material n, exc 50 mtr away and depositing where directed at a level n, exc 1.5 mtr above the starting point complete all as specified.

M&L for relaying of bricks subclass ‘B’ old size laid flat perpendicular to the direction of cable for protection of cable complete all as specified and directed

M&L for laying of un-reinforced precast concrete cable cover, class HV, type 1 with, size 300mmX180mmX40mm, complete all as specified and directed.

M&L for sand cushioning for cable with river washed sand and pinning to provide required cover as per SSR Part –I complete.

M&L for PCC 1:4:8 type D-2 using 40mm graded aggregate, mechanically crushed stone for mass filling in pole pit /foundation /any other means etc compete all as specified and directed.

M&L for PCC 1:3:6 type C-1 using 20mm graded aggregate mechanically crushed stone for mass filling in stay pits and foundation /any other means all as specified and directed.

M&L for PCC 1:2:4 type B-1 using 20mm graded aggregateas in coping including necessary formwork, complete all as specified and directed.

Supply & fixing in replacement of old unsv rusted GI tubing light grade, on poles, under floors, road crossing etc all as reqd at site and as directed

(a) 50 mm bore

(b) 80 mm bore

Disconnecting & taking out defective under ground cable from trenches, pole, pipe, floor, wall etc locate the fault, rectify the defect and relaying the XLPE cable under ground PVC insulated and overall sheathed aluminum conductor heavy duty 11000 volts connecting and testing complete all as directed by Engineer-in-Charge (Excavation,earth work, brick protection sand cushioning and GI pipe etc shall be measured & paid for separately)

M&L for earthing complete with galvanized steel earth plate 600x600x6 mm thick, buried directly in ground (earth pit not less than 2.25 mtr deep below ground level ) with top edge of the plate not less than 1.5 meters below normal ground level, connected to galvanised iron strip 32x6 mm dia as earthing lead by means of bolts, nuts, check-nuts, and washers of galvanised iron or steel besides welding at all joints as shown in drawings and including excavation and earth work, GI pipe light grade 40 mm bore for protection of GI strip from earth electrode to and including the earth test point of galvanised Iron/steel . supplying and laying charcoal stone aggregate) chamber and RCC cover of size 54x54x50 mm (1:2:4) type B1 using 20 mm graded crushed stone aggregate reinforced with 8 mm dia TMT bars @ 75mm C/C both ways with mild steel handle 12 mm dia, PGI funnel with wire mesh, 20 mm dia GI pipe medium grade for watering all as shown in drawing including taking out the old one. Note - Cost of GI strip and GI protection pipe up to a distance 7.5 M shall be included in quated rate of above Items.

S&F earth continuity conductor or main earthing lead fixed to wall on batten or fixed to pole Gl strip 32 x 6 mm complete all as specified and directed.

Supply only insulating/cooling transformer oil EHV type conforming to IS 3359 of1983 suitable for 11 KV complete all as specified and directed.

M&L for servicing, greasing, cleaning of GOD, adjustment of its operation, cleaning and checking (for E any type of damage) of insulators and lightening arresters incl. tightening of all loose nuts & bolts on the HT structure at site complete all as specified and directed. Note 1. All the necessary tools, tackles and ladder shall be arranged by the contractor for the subject work. 2.Contractor has to arrange for necessary cleaning agent (petrol, diesel, CRC 2-26 etc.) and lubricating material like grease, oil and lubricating sprays if any, as required for subject work. 3. Major spares required to be replace during servicing will be measured and paid under relevant item as specified in the schedule hereforth

M&L for fixed type top contact for DO fuse units 11 KV in replacement complete all as specified and directed

S&F Male contact (gunmetal) suitable for Horizontal/vertical operating type GOD 11 KV grade, 200 Amps rating in position as in replacement including testing and commissioning to the complete satisfaction of Engr-in-Charge.

-ditto-as per item No. 92 but Female gunmetal contact

-ditto- as per item No. 92 but Tinned copper flexible jumper.

-ditto- as per item No. 92 but MS Jumper carrier.

M&L ACSR jumpers in HT/LT over head line upto 10 mm dia as that of existing size including binding wire, nuts & bolts washers complete all as specified and directed.

Supply & fixing Tinned Copper fuse wire of 16SWG to 22 SWG or 10 Amps to 100 Amps capacity suitable for 11kV supply complete all as specified and directed.

M&L for medium grade GI 15 mm bore tubing with all fiitings laid down on trenches/walls complete all as specified and directed. (Pipe & taps for earthing pit)

Supply & fixing bib tap standard of PTMT any colour high pressure screwed for iron pipe and fixed Minimum weight 15mm-90gms/20mm-125gms) of size 15 mm bore complete all as specified and directed.

M&L of cross arms ie bracing supporting clamps back plates, nuts, bolts and washers complete including one under coat and one finishing coat with synthetic enamel paint over a coat of red oxide primer & including taking down old unserviceable complete all as specified and directed.

Disconnecting the electric supply, taking down the old u/s Disc insulator and Supply & Fixing Disc insulator single disc 11 KV grade porcelain vitreous brown or green 145mm high and 255 mm dia complete all as specified and directed.

Disconnecting the electric supply, taking down the old u/s pin type insulator and Supply & Fixing pin type insulator 11 KV grade porcelain vitreous brown or green insulator including one galvanised iron washer and one nut 150mm high and 150 mm dia including taking out old unserviceable one complete all as specified and directed.

Disconnecting the electric supply and taking down the broken unserviceable post top insulator and S&F post top porcelain insulator vitrous brown with Gl clamp nuts bolts etc suitable for 11000 Volts grade working pressure complete all as specified and directed.

M&L for ACSR conductor, steel reinforced for LT/HT over head lines on poles including streching tightining of poles insulator with binding wire of suitable size with insulator/streching of ACSR conductor including disconnecting/taking out old existing unsv ACSR conductors complete all as specified and directed.

M&L for 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 to 95 Sqmm including taking out old u/s one complete all as specified and directed.

M&L for Earthing complete with copper earth plate electrode 60cm x 60cm x 3.15mm thick, buried directly in ground (earth pit not less than 2.25m deep below ground level) with top edge of earth plate not less than 1.5m below normal ground level, connected to copper earth strip of 20X3mm size by means of brazing/welding with copper conductor and connected from earth plate electrode to main switch board/ earthing test point including and protected by 40mm dia medium grade GI pipe, watering arrangement with PCC 1:3:6 type C1 chamber, MS funnel, wire gauge, 50mm thick precast RCC cover in Type B1, including necessary excavation in any type of soil, returning, filling in, removal of surplus soil to a distance n.exc 50m, charcoal and salt complete all as shown in electrical plate No. 3 of Schedule Part-I 2009 and connected to earthing test point and testing on completion complete all as specified and as as specified and directed.

Cutting bushes, levelling the area around E/M installation such as sub stations, 4/2 pole structure,solar panels etc. including surface excavation not exceeding 30 cm deep and averaging 15 cm deep and getting out roots, jungles etc. throw away not less than 50 mtr from the site and making good all as specified and as directed

Supply only multi colour LED Display Board for Electrical Installation indicating cable route, transformer, Sub station, and other electrical equipment as specified and directed.

M&L for preparation of painting for steel surfaces of 4 pole structure including brackets, clamps, channels and cross arms by cleaning of oils, lubricants, grease etc. complete above PCC coping and applying two coats of aluminium paint on surfaces 1m above PCC coping, applying two coats of synthetic enamel paint in zebra pattern with black & yellow colour combination up to 1m height above PCC coping; writing MES No. of poles (Number size shall be 25mm and lettering shall be 40mm) complete including applying two coats of white wash on exposed concrete surfaces of coping to poles duly preparing the surfaces complete including cleaning/clearing of all tree branches & vegitation 05 meters around the structure all as specified and directed.

All as per item No. 112 herein before but for two pole structure complete all as specified and as directed.

Cutting and cleaning the tree branches around the HT/LT poles/Over Head line/ 2pole/4pole structure upto 3 mtr from either side of pole/ over head line and clear the site and throw away the branches to a distance all as specified and as directed.

Supply, fixing and testing of solar panels of 545 Wp rating having 144 cells Mono PERC Solar Module Jakson/Adani or equivalent make in replacement of damaged / non functional module at 200 KW solar power plant and taking down of defective solar panels including depositing to MES store complete all as specified and directed. Note: The Modules must be of similar electrical characteristics as the existing module and compatible with existing plant's inverter string configuration,protection and mounting system.

M&L for removal of damaged or degraded cables and connectors from the plant and replacing the same with around 100RM copper DC cable suitable for out door solar plants of 4 sqmm size and new MC4 connectors (04 Nos) in existing 200 KW solar plant complete all as specified and directed.

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