REPAIR AND MAINTENANCE OF 33/11 KV TRANSFORMERS BREAKERS GRID STATION INCLUDING IMPROVEMENT OF METERING SYSTEM AT AKHNOOR AREA UNDER GE (S) AKHNOOR

Amount

Complete overhauling and servicing of 33 KV outdoor type VCB including disassembly of operating mechanism parts, spring charging motor and mechanism well cleaning with petrol and CRC-226, replacing unserviceable parts/accessories oiling and greasing of moving parts, dismantling checking and well cleaning of pole insulator, checking of vaccum interrupters, well cleaning mechanism linkages drive insulators and fiber reinforced plastic frame around the vaccum interrupters including routine and periodical test as specified and directed by Engineer-in-Charge. (Note : Supply only spares will be measured and paid separately)

Supply only the following spares of VCBs and connected control and switchgear accessories.

Supply only spring charging motor with gear and connector for VCB of voltage 30 Volts DC or as required at site compatible with OD VCB

Supply only Closing and tripping coil for SF6/VCB as per site requirements.

Supply only Auxillary switch for 33/11 VCB as per site requirements.

Supply only Limit switch for 33 KV VCB as per site requirements.

Supply only Digital demand controller with LCD display for demand monitoring. Make:- Secure Maxcheck 400 or equivalent from Schneider or Siemens.

Supply only Fault announciator suitable for 33 KV breaker

Supply only Hooter suitable for 33 KV breaker

Supply only T&C switch with locking arrangement.suitable for 33 KV breaker

Supply only Space heater suitable for 220 v supply suitable for 33 KV breaker

Supply only LED Indicating lamps of desired colour dual input type. Make:- C&S or equivalent.

Supply only Vaccum Interrupting unit (bottle type) suitable for 33 KV SF 6 breaker

Supply only Control Cable 8 core armoured control 2.5 sqmm copper for interconnecting from remote panel to VCB outdooor unit all as directed

Supply only Control cable 4 core armoured control cable 2.5 sqmm copper for interconnecting from remote panel to VCB outdooor unit.

Supply and fixing new CT outdoor type oil immersed ratio 75-50/5+5A (three core type) Class I & 5P10 VA Burden-15 with first oil filled suitable for 33 KV power supply by providing suitable size of nuts, bolts on existing structure complete including taking out old unserviceable CTs. Make-Jyoti(JSL)/Gyro/Laxmi/ Areva, schneider

Supply, fixing, commissioning and testing of 33000 x 110 volts / √3 outdoor type single pole potential transformer and self air cooled type having 200 VA burden suitable for metering of equipment installed on existing structure with suitable fixing arrangement including dismantling of old PTs all as directed. Make : Huphen, Areva, schneider

Supply and fixing by stringing stretching and strengthening on insulators ACSR conductor of desired size including aluminium binding wire of suitable cross sectional area including joints sleeve for jointing conductors of equal or unequal size and for jumpers connections including treatment of connector and ACSR conductor joints/jumpers with conducting jelly, and taking down of UNSV conductors complete all as specified and directed.

M & L for PCC 1:2:4 type B-2 (using 20 mm graded aggregate) for foundation, filling, mass concrete, coping etc incl finishing of external surfaces without applying extra cement incl dismantaling old PCC, complete all as specified and as directed by Engineer-In-Charge.

M & L for PCC 1:4:8 type D-2 (using 40 mm graded aggregate) for foundation, filling, mass concrete, coping etc incl dismantling old PCC, complete all as specified and as directed by Engineer-In-Charge.

M&L for scrapping laid out aggregate of any size and removing from site and cleaning of dirt and vegetation from site and relaying of the same in switchyards, complete all as specified and as directed by Engineer-In-Charge.

Preparation of iron fencing complete 33 KV grid including gates of iron gates by scrapping of rusted materials, and painting with two coats of aluminium paint of approved make and colour, complete all as specified and as directed by Engineer-In-Charge.

Preparation of old cement based painted surfaces by scrapping of deposited materials, and painting with two coats of cement based paint of approved make and colour, complete all as specified and as directed by Engineer-In-Charge.

M&L for earthing complete with galvanised steel earth plate electrode 600x600x6mm thick burried directly in ground /earth pit not less than 2.25m deep below the ground level with top edge of the plate not less than 1.5 m below the normal ground level connected to DB/Panel by using GI strip of 32x6 mm sleeved using red colour PVC sleeving as earthing lead soldering/rivetted to earth plate at one end and connected to existing structure by means of nut, bolts etc complete with PCC pit (1:3:6) type PCC cover with handle, funnel with watering pipe wire mess GI protection pipe for earthing lead, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixing Danger notice plate of 1.6 mm thick MS sheet,vitreous enamelled white with letters, figures and conventional skull and bones with MS clamp, bolts and nuts of approved size for HT 33 KV/ 11 KV mark, complete all as specified and as directed by Engineer-In-Charge.

M & L for Prestressed concrete pole, 11.0 metres long. 152mm x 152mm at top and 152mm x 260mm at bottom, class 9, Incl taking down old pole and remove from site , complete all as specified and as directed by Engineer-In-Charge.

Taking out existing HT cable of any size, complete all as specified and as directed by Engineer-In-Charge.

Supply and lay cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armored, electric power cables (heavy duty) 11000 volts grade with stranded aluminium conductor of size 95 Sq mm, 3 core, complete all as specified and as directed by Engineer-In-Charge.

Supply and lay cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armored, electric power cables (heavy duty) 11000 volts grade with stranded aluminium conductor of size 300 Sq mm, 3 core, complete all as specified and as directed by Engineer-In-Charge.

M & L for excavation in trenches,for laying under ground cable,pipe lines, errection of poles and stays in any type of soil not exc 1.5 Mtr wide and not exc. 1.5 m in depth for foundation and getting out complete all as specified and as directed.

M & L for excavation in trenches,for laying under ground cable,pipe lines, errection of poles and stays in any type of soil not exc 3.0 Mtr wide and not exc. 3.0 m in depth for foundation and getting out, complete all as specified and as directed by Engineer-In-Charge.

M & L for returning filling in including spreading, levelling, watering and ramming in layers not exceeding 25 cm thick with earth obtained from excavation, complete all as specified and as directed by Engineer-In-Charge.

M & L for removal of surplus soil to a distance not exceeding 50 mtrs and depositing where directed at a level not exceeding 1.5 mtr above the starting point, complete all as specified and as directed by Engineer-In-Charge.

M & L for unwashed sand cushioning below and around cable in trenches with river sand, complete all as specified and as directed by Engineer-In-Charge.

Supplying and laying un-reinforced precast concrete cable cover HV, Type 1, flat, size 300mmx l80mm x 40mm, complete all as specified and as directed by Engineer-In-Charge.

S & F 80mm bore of tubes 'light grade' galvanised with all fittings and fixed complete with electric pole, laid in trenches for passing of XLPE cable, complete all as specified and as directed by Engineer-In-Charge.

S & F 100 mm bore of tubes 'light grade' galvanised with all fittings and fixed complete with electric pole, laid in trenches for passing of XLPE cable, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixed cable jointing kit for 11 KV grade cable for in door termination head shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium condcutor cable of size but 240 sqmm to 300 sqmm, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixed cable jointing kit for 11 KV grade cable for out door termination head shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium condcutor cable of size but 240 sqmm to 300 sqmm, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixed cable jointing kit for 11 KV grade cable for in door termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium condcutor cable of size but 95 sqmm to 120 sqmm, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixed cable jointing kit for 11 KV grade cable for out door termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium condcutor cable of size but 95 sqmm to 120 sqmm, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixed cable straight through jointing kit for 11 KV grade cable for out door termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium condcutor cable of size but 95 sqmm to 120 sqmm, complete all as specified and as directed by Engineer-In-Charge.

Supply insatallation, testing and commissioing of maintenance free earthing based on 300mm long GI earthing Electrode (Met -Chem) 80mm outer dia and inner rod with 10mm thickness 3000mm long duly filled with ITPC-EECP15 fixed with nuts an bolts incl excavation/ earth work in any strata & PCC chamber with CI Frame and cover (Earth pit not less than 2.25 mtrs below ground level). The electrode is surrounded by chemical (ITPC-EECP15) a mixture of sulphate, silica, Iron Oxide etc, magnesium oxide, sodium oxide, zinc oxide etc. Each Earth electrode should have resistance <2 Ohm by using earth electrode is used as per the site requirements. Chemicals compound powder to be provided minimum 50Kg per site. The inspection joint provide for earthing reference incl the man hole cover with locking facility be provided. (Make: ITPC/KEGS/TERRAFILL)

S&F Copper strip of size 25x3 mm as in earth continiuty conductor fixed to wall on batten or recess or cases or buried in ground or any other situation for loop earthing as required at site, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixing in replacement of 33 KV rotating , horizontal type, isolator switch 400 Amp complete with all fixing arrangements after disconnecting all electric connections, and keeping aside for offering credits, complete all as specified and as directed by Engineer-In-Charge.

Disconnecting electrical connections from HT 33/11 KV transformer of any descriptions by opening of earth & control connections of any type and transporting to workshop by truck/ Trala , removing of top cover, sealing of oil leakage, replacement of unserviceable parts and filtration of oil, cleaning the transformer, return back to sub station, fixing/ placing in original position of platform at site and making all HT connections, control cable connection, earth connection etc including testing the transformer after necessary repairs, complete all as specified and as directed by Engineer-In-Charge. Note: Spares required for repair/ replacement of unserviceable parts shall be measured and paid separately under relevant items

Disconnecting electrical connections from HT 11/0.440 KV of old serviceable/ step down transformer of any descriptions, any type and transporting by truck, replace insulating packing material by using the same old strip/ wire, replacement of unserviceable parts and cleaning the transformer, return from workshop to sub station placing in original position platform at site and making all HT connections including testing the transformer after necessary repairs, complete all as specified and as directed by Engineer-In-Charge. Note: Spares required for repair/ replacement of unserviceable parts shall be measured and paid separately under relevant items

Supply and fixing in replacement of primary coil of transformer of any capacity, made of super enameled copper winding wire/ strip of existing insulation, gauge and specifications, complete all as specified and as directed by Engineer-In-Charge. Note: HT coil shall have same number of turns of winding wire and with matching to manufacturer design. Make: ATLAS/ HTP/ BIC.

Supply and fixing in replacement of secondary coil of transformer of any capacity, made of super enameled copper winding wire/ strip of existing insulation, gauge and specifications, complete all as specified and as directed by Engineer-In-Charge. Note: HT coil shall have same number of turns of winding wire and with matching to manufacturer design. Make: ATLAS/ HTP/ BIC.

Replacement of old unserviceable/ damaged 33 KV HT bushing assembly with new HT bushing assembly (Set of three) with insulated brass stud including nuts, bolts and washers, suitable for transformer of any type, any capacity complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged 11 KV HT bushing assembly with new HT bushing assembly with insulated brass stud including nuts, bolts and washers, suitable for transformer of any type, of any capacity, complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged cork sheet gasket with new cork sheet gasket, suitable for transformer of any capacity, complete all as specified and as directed by Engineer-In-Charge.

Dehydration and filtration of transformer oil after draining out oil from transformer by the dehydration machine at site or nearby transformer workshop to achieve di-electric strength 40 KV at 4mm gap, complete all as specified and as directed by Engineer-In-Charge. Note: (i) Cost of transportation of dehydration machine and other required materials and tools, plants shall be deemed to be included in the quoted rates. (ii) Test certificate of di-electric strength shall be produce before and after dehydradation and filtration process.

Replacement of old unserviceable/ damaged air breather assembly with new air breather assembly with silica gel suitable for 33/11 KV transformer including nuts, bolts and washers complete all as specified and as directed by Engineer-In-Charge.

Replacement of old unserviceable/ damaged air breather assembly with new air breather assembly with silica gel suitable for 11/.440 KV transformer including nuts, bolts and washers complete all as specified and as directed by Engineer-In-Charge.

Supply only fresh transformer oil to top-up and filling in the existing transformer, di-electric strength not than 45 KV, meeting Bureau of Indian Standards: IS 335-1993 (Reaffirmed-2005) specification, examined in a 100mm thick layer at 270°C, clear, transparent and free from all type of suspended matter or sediment, complete all as specified and as directed by Engineer-In-Charge. Make: IOCL/ HPCL/ BPCL/ Reliance.

Preparation of old, external surface of 33/11 KV transformers of any capacity , by removing the scrap, rust, washing including cleaning and spray painting with two coats of synthetic enamel paint including numbering MES No in white colour synthetic enamel paint, at site or at workshop, complete all as specified and as directed by Engineer-In-Charge.

Preparation of old, external surface of 11/0.44 KV transformers any capacity, by removing the scrap, rust, washing including cleaning and spray painting with two coats of synthetic enamel paint including numbering MES No in white colour synthetic enamel paint, at site or at workshop, complete all as specified and as directed by Engineer-In-Charge.

M&L Lightening arresters expulsion type complete with all fittings, transmission class, discharge capacity 65 kilo amp, 33000 volts, complete all as specified and as directed by Engineer-In-Charge.

M&L Lightening arresters expulsion type complete with all fittings, transmission class, discharge capacity 12 kilo amp, 11000 volts, complete all as specified and as directed by Engineer-In-Charge.

M&L for Gang operated Isolating Switch 11 kV Triple pole vertical type, mechanically operated, mounted on insulator and steel frame, with operating mechanism worked from ground level, for current rating upto 400 amps, 15 insulators, incl drop out fuse assy, complete all as specified and as directed by Engineer-In-Charge.

Supply and fixing Electrical accident / shock treatment chart mounted on wodden frame, complete all as specified and as directed by Engineer-In-Charge.

Taking Down of unserviceable CT PT metering unit incl Supply and install of CT and PT metering unit complete for trivector meter as per site function, PT:- Primary voltage 33000 volts secondary voltage 110 volts, rated burden 50 VA, accuracy class 0.5 frequency Hz phase 3, insulation class A IS 3156, CT:- Primary current 80 Amps, secondary Current 5 Amps, rated burden 10 VA, accuracy class 0.5 frequency Hz phase 3, insulation class A IS 2705, complete tested and approved from JKPDD with necessary connection at site to meter and busbar, complete all as specified and as directed by Engineer-In-Charge.

Supply and install trivector meter 33 kv out door type enclosed in metal box shown KVA, KW,KVAR, Powerfactor, Voltage Amphere with PT Ratio 33000/110 volt and CT RATIO 5 Amps class accuracy 0.5s digital type, complete all as specified and as directed by Engineer-In-Charge. Make Secure Model Premier 300 or equivalent

Supply, Installation, commissioning and testing in replacement of control and relay panel board indoor type 2.00 mm of existing size (1475mm x 600mm x 300mm) or as per manufacturer designed suitable for 30V DC and 230V AC, 50 Hz auxiliary supply complete with all control relays, indication, metering accessories, fuses, links, switches, wiring with suitable cable, terminal blocks, earthing terminals base frame, foundation assembly, cable glands etc compatable for 33 KV transformer in a single point annunciator type (SPA), complete all as specified and as directed by Engineer-In-Charge. Make : Schneider/ GS Power or as per CPRI approved

M&L for guarding cradles, made to shape hexagonal/rectangular or any other shape fabricated with GI 4 mm dia wire including binding wire, complete all as specified and as directed by Engineer-In-Charge.

S&F Disc type insulator porcelain, vitrous 145 mm high and 255 mm dia ball and socket type, (white, brown or green) complete single disc assembly for ACSR conductor having working pressure 11000 volts grade, complete all as specified and as directed by Engineer-In-Charge.

S&F Pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut,150mm height, 150mm dia for 11000 volts grade, complete all as specified and as directed by Engineer-In-Charge.

S&F Pin type, porcelain, vitreous, white, brown or green insulator including one galvanised mild steel spindle, two galvanised iron washers and one galvanised iron nut, for 33000 volts grade, complete all as specified and as directed by Engineer-In-Charge.

M & L for construction of brick masonry platform 3x2.5x1.2 mtr with XPM fencing with weight not less than 4kgs/sqm and angle iron 50x50x6 mm for support gate with locking arrangement, PCC floor including excavation and earth work, platform white washing, Painting of fencing and frame work complete all as specified and directed. Note - Rate is inclusive of taking down transformer from foundation, fixing on suitable trolley making all connections and re-storing electrical supply, and refixing the transformer after civil works all as directed.

Cross arms, bracings, supports,clamps and back plates 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 inclusive of one primer coat, one under coat and one finishing coat of paint Including old U/S taking down.

M&L for Hardcore Aggregate of guage n. exc 25mm deposited, spread and lev- elled in layers n exc. 15 cm thick, to a true surface, complete all as specified and as directed by Engineer-In-Charge.

M&L for FRP LED Display board, having marking of location and installation name, light controlled by individual toggle switch, single phase, mounted on steel enclosure of 0.8 mm thick, wall mountable of existing size, complete all as specified and as directed by Engineer-In-Charge. Note Drawing as specified and directed by EIC

M&L for battery charging unit suitable for charging of 2 volt x 15 nos 100AH battery outlet, 230 volts AC input with following specifications all as directed by EIC :- Input : 240 V (1 Phase) +/- 20 %/ +/- 10%, 50 Hz. +/- 3 Hz Indications: Indication for Mains supply, Float Charging, Boost Charging, AC Volt meter, DC Volt meter, DC Fail, AC Fail alarm, DC Amps meter for load , DC Amps meter for Charging Protection: Circuit Breaker for Mains incoming supply, Circuit Breaker for out put load, Over load Protection, AC short circuit protection, Battery reverse Polarity, Low & high voltage Protection Housing and enclosure: Heavy duty Sheet Steel Enclosure, Finished with Powder Coated paint, Mounting: Floor mounting, Operation: Auto/Manual Rectifier: Full wave half controlled bridge, including: Fuse protection for each rectifier element, Fuse failure relay, DC Earth Fault Relay, Alarm Annunciation, Dual Float Charger

Supplying, fixing and testing in replacement of voltmeter of HT range 0-15KV, electro mechanical type, suitable for existing HT OCB 11 KV of existing size complete all as specified and as directed. Make of voltmeter : AE/ Rishab/ Meco/Enercon

Supplying, fixing and testing in replacement of new amp-meter of range 0-100A, electro mechanical type, suitable for existing HT OCB 11 KV, of suitable size, complete all as specified and as directed. Make of Amp-meter : AE/Rishab/Meco/Enercon

Servicing and complete overhauling of VCB 11 KV Indoor type 800 Amps capacity including disassembly of operating mechanism parts, well cleaning with petrol & CRC-226, replacing of moving parts, re-assembly, fine setting of mechanism, replacement of unserviceable parts and re-assembly of parts including well cleaning the complete panel board main bus bar, de-carbonizing all joints, bus bar, CTs’ PTs spouts, metal parts and making VCB perfect operation in manual and electric mode including all routine and preventive maintenance, complete all as specified and as directed by Engineer-In-Charge. (Note : Supply only spares will be measured and paid under Part-III separately)

Routine preventive and annual maintenance of RTCC Panel, dismantling complete and cleaning, repair / replacement of burnt out electrical accessories, checking of connections , repair and replacement of complete internal wiring, current and earth fault relay, voltmeter, ammeter, tripping coil with system, burnt out elecrical parts etc. as existing specification, setting of relays with provided values complete all as specified and directed by Engr-in-charge. All minor/ Burnt spares/works, bolts, nuts, washers, connectors, pins, panel hinges, locks, allignment, lubricants etc shall also be included in quoted rates. (Note : Supply only spares will be measured and paid separately in item No 2 above)

M&L for painting of HT 33 KV HT grid steel structure including all MS channel isolators, CTs, PTs and MOCBs, VCBs, bus bar and other steel structure with synthetic enamelled aluminium paint on structure abd other colour code for equipment after proper surface preparation all as specified and directed by Engineer in charge

M&L for Jumpers works in PTs, CTs, MOCBs, isolator, DO fuse by using parallel grove clamp, Tee clamp Tee clamps other connectors required by using ACSR conductor any sizess (Dog/Mouse) including dismantling old conductor and clamp all as specified and as directed by Engr in charge

M&L for repalcement of PG clamps, parallel grove clamps, tee clamps, GI nuts bolts of required size other connectors for connecting ACSR conductor for jumpering all as specified and as directed by Engr in charge

Note: The work under subject BoQ (item No. 1 to 69) is meant for maint and smooth Electric supply in Akhnoor and outer location under GE(S) Akhnoor. The work shall be executed on ground on required basis. Contractor shall deploy sufficient resources to keep smooth Electric supply in the Military station. Contractor or his representative will daily attend the E/M complaint cell and in addition any breakdown shall be communicated to contractor or his representative by concerned Engineer-in-charge/JE E/M through phone call, text message, complaint slip or in writing through site order book or through other means. Non complying of attending breakdown within 24 hours after notify the complaint, recovery @ Rs 1500/- per day shall be recovered from contractor's payment each complaint so notified.

darshan kumar gandhi