PROVN OF 3.15 MVA CAPACITY TRANSFORMER AT RATNUCHAK UNDER GE KALUCHAK

Amount

B & R Portion Excavating in trenches not exc 1.5m wide and not exc 1.5 m in deep or foundation etc for shafts, wells,cesspits, man holes, pier holes etc not exceeding 10 sqm on plan and not exceeding 1.5m depth and getting out in any type of soil, complete all as specified.

Excavating over areas, n exc1.5 m deep and getting out in any type of soil, complete all as specified and directed.

Returning, Filling in soil including spreading, leveling, watering and well ramming in players not exc 25cm, complete all as specified.

Removal of excavated material to a distance exc 50m not exc 100m and depositing where directed at a level not exceeding 1.5mtr above starting point, complete all as specified and directed.

Hand rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts posts and struts in fencing including cutting tops to shape as directed, drilling holes, notching for wire, etc.; flat iron fillets (for securing wire mesh etc.) including all necessary drilling, bolting or riveting, etc., and similar work conforming to Fe-290 Gde E-165, complete all as specified and directed.

Galvanised, 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails straining bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pins, etc. complete all as specified and directed. Note:-(Each line of wire to be measured)

Applying two coats of synthetic enamel paint over a coat of red oxide primer to new or previously untreated steel surfaces not exceeding 10cm width or girth including preparation of surfaces, complete all as specified and as directed.

Demolition of brick or stone masonry, built in cement mortar including all quoins, arches, pillars etc but excluding ashlars facings, dressed stone work, complete all as specified and directed.

Brick work with sub class ‘B’ bricks straight or curved on plan exceeding 6m mean radius built in cement mortar 1:6, complete all as specified and directed.

15 mm thick rendering on fair faces of brick work or concrete surfaces of walls etc 10 mm thick in CM 1:6 and 5 mm thick in CM 1:4 incl water proofing compound as per manufacturers instruction and finished the surfaces even and smooth without using extra cement, complete all as specified and directed. Note : WPC WILL BE MEASURED AND PAID SEPERATELY

Supply only water proofing compound, complete all as specified and directed.

Dismantling wrought iron or mild steel work of any description not otherwise provided for, complete all as specified and directed.

Applying two coats of cement base paint over and including one coat of primer on walls including preparation of new plastered or un-plastered surfaces of wall, complete all as specified.

Cement concrete 1:4:8 type D 2, (using 40mm graded crushed stone aggregate) as in foundation filling and mass concrete, complete all as specified and directed.

Reinforced cement concrete Nominal mix M-20 using 20 mm graded crushed stone aggregate as in slabs supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like, complete all as specified and directed.

Precast Reinforced cement concrete type B1, 1:2:4 (using 20 mm graded crushed stone aggregate ) as in in landings, cover slabs (for man holes etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces, set in cement mortar, complete all as specified and directed.

Hardcore of Broken stone or boulders of gauge exc. 63 mm and not exc 100 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface, complete all as specified and directed.

PCC 1:2:4, nominal mix, type B-1, using 20mm graded crushed stone aggregate as in lintels upto 1.5m clear span, cills, steps, seismic and other similar bands, plinth courses, coping, bed plates and the like including weathering, slightly rounded or chamfered angles and throating including necessary form work, complete all as specified.

PCC 1:2:4, type B2, using 40 mm graded crushed stone aggregate as in surface channel drains and cable duct, complete all as specified and directed.

100 mm thick PCC 1:2:4 type B-2 using 40 mm graded stone aggregate as in sub base of floors, complete all as specified and directed.

Form work to edges of concrete flats, treads, breaks in floors, window cills, concrete railings, openings in concrete walls, floor and roofs n exc 20 cm wide and side of RCC/PCC bands in wall, horizontal or sloping and similar work exc 10 cm but n exc 20 cm wide for fair finished surfaces, complete all as specified and directed.

TMT bars 8 mm dia cut to length, bent to shape required including cranking, bending, spirally for hooping for columns, hooking end and binding with and including mild steel wire(annealed) not less than 0.9 mm dia or securing with clips, complete all as specified.

Spreading and levelling earth in layers n exc. 25 cm thick and well ramming including watering as required, complete all as specified and directed.

TMT bars, 10mm dia and over, cut to length, bent to shape required including cranking, bending spirally or hooping for column, hooking ends and binding with and including mild steel wire(annealed) not less than 0.90mm dia complete all as specified.

E & M Portion Supply, erection and fixing in true vertical position steel tubuler swaged pole 11 mtr long type (410-SP-55 conforming to IS -2713 (Part I to III) - 1980 complete with cast iron base plate, pole cap, MS bolts, nuts and screws, welded and reduced section and longitudinal weld seam throughout entire length of pole with & including 2 coats of black bituminous paint throughout internally and externally upto planting depth and remaining exterior portion with two coats of aluminium paint over a coat of red oxide primer and making five alternate black and white bands at lower portion of pole 300 mm width each and marking pole Nos with black paint at suitable height, complete all as specified and directed.

Anti climbing device ,spikes,fabricated out of MS bar(round,square or flat)12 mm dia round bar made out of 40x6mm MS flat including nuts,bolts,washers and welding in two halves made to shape to suit the cross section of the pole spike welded to flat iron bolt , nut washers including one primer coat,one under coat and two finished coats of silver aluminium paint including preparation of surfaces, complete all as specified and as directed.

Danger notice plate of 1.60 mm thick mild steel sheet vitreous enamelled white with letters, figures and conventional skull and bones in signal red colour and fixed with MS clamps bolts and nuts of approved size for 25x20 cm size for HT 11000 volts, complete all as specified and directed. (Note: The letter should be in local language i.e English,Hindi & Urdu)

Plain cement concrete (1:3:6) type C-2 using 40 mm graded crushed stone aggregate as in foundation filling & mass concrete of stay assembly or other similar situation, complete all as specified and directed

Designing, supply, laying, fabricating and erecting steel structure for supporting various equipments, supporting structure of OH bus bar, lightning arrestor, termination rods, cross arms, bracings, supports clamps and back plates including nuts, bolts, washers, including holes for bolts in any shape or size as indicated or directed including painting or size as indicated or directed and inclusive of two coat of aluminium paint over a coat of red oxide primer including preparing the surface, complete all as specifiqed and directed.

PG-Clamp of suitable aluminium conductor (Panther) for making conductor on 33 KV buster (OH) line, complete all as specified and directed.

Tee-Clamp of suitable aluminium conductor (Panther) for making conductor on 33 KV buster (OH) line, complete all as specified and directed.

PAD Clamp of suitable aluminium conductor (Panther) for making conductor on 33 KV buster (OH) line, complete all as specified and directed.

30KV, 10KA (discharge class 2) gapless type metal oxide station class surge arrester comprising of metal oxide elements housed in FRP CAGE duly moulded with silicon polymer housing to be used on a nominal system voltage of 33KV and maximum system voltage of 36KV with an MCOV of 25KV (RMS) without insulating base and without surge monitor and with terminal connector suitable single ACSR conductor with creepage distance of 25mm / KV. Model PVC(short circuit current of [email protected]) complete all as directed.

HT 33 KV outdoor type gang operated 3 pole air break switch rotating type double break horizontal mounting on steel structural poles complete with 9 insulators and hardware and with earth switch upto 600 Amps, complete all as specified and as directed.

Aluminium conductor steel reinforced (ACSR) without kinks and bends including stretching, fixing and binding to insulator on OH line on poles including aluminium binding wire, complete all as specified and as directed.

Supply, laying, connecting and testing in trenches under duct/ floors/roads or on walls/ pole or on structural steel / poles cable , XLPE insulated insulation screened PVC bedded galvanised steel flat strip armoured electric power cable (heavy duty) with aluminium conductor 33000 volts (Earth grade) cross sectional area of size 185sqmm 3 core conforming to IS: 7098(Pt-II)-2011 with upto date ammendments, complete all as specified and as directed.

Cable jointing kit for 33KV grade cable for outdoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conductor cable of size 185sqmm, complete all as specified and as directed.

Cable jointing kit for 33KV grade cable for indoor termination cold shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured Al conductor cable of size 185sqmm, complete all as specified and as directed.

Supply of HT 33KV, 3Phase 50Hz, totally metal clad withdraw able type Vacuum Circuit Breaker INCOMER CUM OUTGOING (ICOG) INDOOR panel with Copper bus bar of suitable rating, horizontal isolation type VCB of capacity minimum 1250 Amps rated current, as per IEC 62271-100-200. The switchgear panel shall be of sheet steel construction with ALUZINC not less than 2.5mm thickness for load bearing section and not less than 2 mm thickness for non-load bearing and shall be totally dust and vermin proof. The offered panels shall be tested for IAC level of 25kA/1 Sec., No. of operation of Vacuum Interrupter Bottles (ABB/Siemens/ Schneider only) for better performance: (i) Mechanical life -30,000 Nos (ii) Rated Current – 10,000 Nos (iii) Rated Short Circuit Current – 100 Nos. Contd to Srl item No 39.01

All the main components like VI/ VCB/ Relays/ Meters shall be of same make. Panel and VCB parameters are as below: (i) Rated Voltage level/ PF withstand voltage/ Impulse level:33KV/ 70KV/ 170 KVp (ii) Continuous current rating: minimum 1250A (iii) Short circuit withstand current: minimum 25KA for 3sec. (iv) One No. minimum 1250 Amps horizontal draw out type vacuum circuit breaker in 33KV metal clad floor mounting panel complete with following:- Contd to Srl item No 39.02

(a) Manually & Motor operated(230V,AC,50Hz) spring charged type, manually and electrically open (electrical – 110 VDC) operation type, incorporating mechanical as well as electrical ON/OFF indication "OFF" push button, test/service position limit switches, with minimum 6NO+6NC breaker auxiliary contacts in service position. (b) Cast resin Current transformer 33KV, 300-150/5-5A, Core1: class1, 15VA for 3 phase , Core2: 5P10, 15VA, (c) Cast resin potential transformer 33KV/V3/110V/V3/110V/3, 50VA, Cl 1.0, Cl 3P and HT Fuse at the primary end and 04 pole MCB at the secondary end of the PT (Confirming related IS specifications). Contd to Srl item No 39.03

A) Protection arrangements for the breaker shall comprise of the following: i) E/F, O/C, S/C, TCS with MODBUS protocol - Numerical Type Siemens (Siprotec)/ ABB (REF series)/ Schneider (EasergyP3) ii) Relay should have mimic display iii) Complete with Master Trip/ Anti pumping relay. iv) Auxillary Relay Alarm/Trip, OTI/WTI, Bucholz etc. Numerical relays to be provided with integral / independent arc flash protection system based on both current and optical input methods. Arc sensors shall be in cable chambers, bus bar chambers and circuit breaker chamber. Sensor shall cover any flash over occurring in the respective chambers. If independent arc flash relay is provided than arc protection system should be configurable with add on modules and it should be possible to trip individual or breaker depending on the fault in various compartment. The total operating time of arc flash protection system covering both current and light shall be less than 10 ms (Documentary proof shall be submitted alongwith the bid). The arc flash relay shall have self supervision feature for arc sensors and external/independent module used, if any. The display unit shall be provided at control and relay panel for protection system Contd to Srl item No 39.04

Supply installation , testing and commissioning of transformer platform mounting, 33KV on primary side and 11 KV on secondary side , capacity 3.15MVA, step down , outdoor type , 50 cycles (50HZ), AC double wound core type copper wound oil immersed air naturally cooled (ONAN) type with external cooling tubes winding shall be made with 99.99% pure electrolytic grade copper as per IEC60076, transformer delta connection on primary side (33KV) and star connection on secondary side (11KV) in accordance with vector symbol DYN-11 and having tapping at of + 5% to -15% in equal steps of 2.5% changed by means of auto onload tap changing arrangement (OLTC).The voltage regulation shall be as per IS.Transformer oil shall be as per IS 335:1993.The limit of temperature rise after continuous full load run as specified in IS:2026 shall be suitable adjusted to suit the maximum ambient temperature prevailing at site all as specified. Contd to Srl item No 40.01

Transformer shall be designed for 110% continuous over fluxing with stand capacity, complete all as specified and directed The Transformer shall be completed with following fittings and accessories. (a) Cable boxes on 11KV secondary side suitable for connecting up XLPE cable 2x300sqmm x 3 core cable end. (b) HV bushing with arching hornes on 33KV side . (c) Oil Conservator with filling holes , cape , drain valves and oil level gauge. (d) Hydrating breather with connecting pipes along with first fill of dehydrating agent and oil seal. Contd to Srl item No 40.02

(e) Explosion relief vent mounted on tank with double diaphragm and equaliser pipe connection to conservator air space (pressure release device) (f) Air release plug (g) Shut off valve between the conservator and bucholz relay (h) Drain valve with threaded adopter (j) Filter valve with threaded adapter ( top and bottom) (k) Thermometer pocket (l) Inspection cover (m) Jacking pads, handling and lifting lugs (n) Roller type four nos wheels (o) Rating plate and terminal marking plate (p) Extra bushing for neutral brought out side thec secondary side for neutral earthing. (q) Hand holes of sufficient size to assess the interior of the tank (r) First filling of transformer oil (s) Cover lifting eyes. Contd to Srl item No 40.03

(t) Double float bucholz relay with trip and alarm contacts. (u) Pressure release valve with one set of trip contact. (v) Magnetic level gauge with one set of alarm contact (w) Marshalling box containing oil temperature indicator and winding temperature indicator (x)Earthing pads , monogram plate (y) 150mm dial type thermometer for oil temperature indicator having range 0-120 degree centigrade vapour pressure type with maximim reading pointer / max temperature indicator and resetting device with alarm/trip contact and additional contacts for switching on or the cooling fans. (z) Winding temperature indicator 150mm dia with two sets of contacts alarm + trip. (aa)Shut off valve between cooling taps and tank Contd to Srl item No 40.04

(ab) The ON LOAD Tap Changer shall be automatic type , motorised and controlled with an automatic voltage controller (AVR).In such a manner that voltage at secondary side always remains constant at 11000 volts +/-3% (ac) OLTC equipped with Remote tap cubical changer (RTCC) panel. (ad) The oil temperature and winding temperature gauges shall be housed on a MS box shall be 0.6MX0.6Mx0.3M with hinged door and having glass 3mm thick, front side of the box and provision for entry of cables and compression glands. Note :- (i) Equipment shall be gauranted by the contractor for efficient performance for two years from the certified date of completion of work. (ii) Inspection and testing of Transformer shall be conducted at OEM factory by rep of Accepting Officer.

Supply, laying in trenches / cable duct/on pole & testing cable XLPE insulated, screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)with stranded aluminium conductor, 11/6.35KV Earth grade, of size 3 core 185 sq mm as per IS 7098 Part-II all as specified and as directed.

Cable jointing kit for 11 KV( Earth 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 sq mm, complete all as specified and as directed.

Cable jointing kit for 11 KV( Earth 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 to 185 sq mm, complete all as specified and as directed.

PVC insulated PVC sheathed cable galvanized steel strip or wire armoured electric control cables(Heavy duty) with stranded copper conductor of size 10 core 2.5sqmm,1.1KV, complete all as specified and as directed.

PVC insulated PVC sheathed cable galvanized steel strip or wire armoured electric control cables(Heavy duty) with stranded copper conductor of size 4 core 2.5sqmm,1.1KV, complete all as specified and as directed.

Galvanized iron tubing 100mm bore light grade with all fitting laid in trenches / wall / floor / pole / road crossing for protection of cable including providing fixing clamps (250x6mm thick-02 nos), bolts and nuts of suitable size, complete all as specified and as directed. Note:- 1)Excavation ,earth work shall be measured and paid separately. 2) MS clamps with bolts , nuts and washers shall be measured separately under relevant items.

Earthing complete with galvanized mild steel earth plate electrode size 600mm x 600mm x 6mm thick buried directly in ground (Preferably in vertical position) earth pit not less than 2.25 metre below normal ground level with top edge of the earth plate not less 1.5 metre (BGL) connected to galvanized iron earth strip 32x6mm dia by means of bolts, nuts, check nut and washer of galvanized iron including PCC pit in PCC 1:2:4 type B-1, precast RCC cover 40mm thick reinforced with XPM (weight not less than 4.0Kg/Sqm) and frame of angle iron 25x25x3mm with lugs 2 Nos and with 6mm dia MS bar handle made to shape, excavation and earth work in any type of soil, 20mm bore “medium grade” galvanized iron water tubing fixed with cast iron funnel and wire mesh and 40mm bore “light grade” galvanized iron protection pipe for earth lead strip upto 7.5m length, charcoal, Contd to Srl item No 47.01

common salt, complete all as shown in EP No 3 of SSR 2009 Part-I, connected to test point, and testing on completion, complete all as specified and directed. Note :- i)GI earth strip lead more than 7.5 m will be measured and paid separatly. ii)Earth resistance value shall be less than 3.0 ohm iii)Charges for earth resistivity test deemed to be included in the quoted rate.

Earthing complete with copper plate electrode of size 900x600x5 mm thick buried directly in ground with earth pit not less than 3.5 meter deep below ground level with top edge of plate not less than 2.6 meter below normal ground level connected to copper strip of size 50x6mm up to 7.5 mtr by means of nuts, bolts, check nuts, washers of tinned brass, protected by galvanized iron pipe 80mm bore (Medium grade) all as directed including cement concrete (1:3:6) type C-1 earth pit with precast RCC (1:1.5:3) type A-1 cover slab of size 42 x 42 x10cm thick reinforced with 8mm dia TMT bars @ 15 cm c/c both ways with 10mm dia mild steel round bar of 30 cm long, bent to shape as lifting handle, funnel, wire mesh, 20 mm bore galvanized iron pipe (medium grade) for watering, Contd to Srl item No 48.01

including charcoal or coke and salt in alternate layers and filling earth pit with fresh vegetable soil below copper plate and above upto ground level as required and necessary earth work in soft/loose soil complete all as shown in electrical plate No 3 of SSR Part I including testing on completion all complete as specified and directed. Note :- i)GI earth strip lead more than 7.5 m will be measured and paid separatly. ii)Earth resistance value shall be less than 3.0 ohm iii)Charges for earth resistivity test deemed to be included in the quoted rate.

Earth continuity conductor or mains earthing lead fixed to wall on batten or reces or chases or burriedin ground or drawn in conduit/ pipe or fixed to poles or any other indicated situation for loop earthing ec as required Copper Strip 50x6 mm, complete all as specified.

Earth continuity conductor or mains earthing lead fixed to wall on batten or reces or chases or burried in ground or drawn in conduit/ pipe or fixed to poles or any other indicated situation for loop earthing etc as required GI Strip 50x6 mm galvanised iron steel, complete all as specified and directed.

High voltage insulated synthetic Rubber mat ISI marked confirming to IS 15652:2006(with latest ammendments) shock proof,fire retardent, water and moisture proof, non skid, chequered top and flat bottom of size 2 meter x 1 meter x 25 mm thick, complete all as specified and directed.

Air termination single pointed ,copper rod 12mm dia and 300mm long including necessary fixing arrangement using MS clamps, nuts & bolts complete all as directed.

Aluminium strip 25mm x 3.15mm with saddles and fixing screws etc for roof conductors and down conductors above ground complete all as directed.

GI pipe ,medium grade 40mm bore for installation of air termination rod all as required and directed.

Automatic Float cum Boost (20 Amps) batter charger with integrated DC feeders with input AC power supply 230Volts(+/-10%), single phase ,2 wire , 50 Hz (+/- 1%),IP 42, natural Air cooled, Panel thickness 1.6mm, Float mode Auto 33.45 Volts(2.23V/cell) at Load and battery terminals , Float mode manual 0-33.45 Volts(At Load and Battery terminal), Boost mode Battery terminal 2.23 Volt/cell, Load terminal will be manually disconnected, output current 20 Amp, Float mode 20Amp DC at load terminal plus trickle charging current of the battery bank, Boost mode battery terminal 15 Amp(max), Efficiency not less than 75% at rated input and output, magnetic insulation class F, painted with RAL 7040 grey colour and cell connector made of lead coated copper busbar, with Analogue type 96 Sqmm 90 degree FSD AC/ DC Ammeter and Voltmeter, Contd to Srl item No 55.01

Excavating in trenches not exc 1.5m wide and exc 1.5 m and not exc 3.0 m in depth for foundation etc for shafts, wells,cesspits, man holes, pier holes etc not exceeding 10 sqm on plan and and getting out in any type of soil, complete all as specified.

Rajindera Enterprises

proach associates

Bhan Infrastructure Holding and Leasing Company