Enhancement of 1X10MVA, 110/11kV Power Transformer-3 to 1X20MVA, 110/11 kV Power Transformer at 110/11kV Hutti Sub-station in Lingasugur taluk and Raichur District on Total Turnkey basis including supply of all matching materials/equipments and erection (including Dismantling and civil works) of all materials/equipments, testing and commissioning.

Station Erection

Power Transformer :

i) 3 Ph, 50 Hz, Core type, 2 winding Delta/Star,Vector Group: DYn11, OLTC, ONAN/ONAF withFan control cubicle, RTCC Panel, first filling of oil and 10% spare oil in non-returnable d...

Circuit Breaker :

SF-6 Circuit Breaker with terminal connector suitable for Al. tube/conductor with spring/semi-pneumatic/pneumatic type operating mechanism and mounting structure etc.,as per technica...

Isolators including marshalling box and suitable terminal connectors, as required as per technical specification with solid core cylindrical post insulators:

A) 110KV, 1250A, 40KA Class Dou...

Current Transformer :

Current Transformer including Marshalling box, Single phase, oil filled outdoor type with rigid bimetallic terminal connectors suitable for Drake ACSR .

i)110 KV Class, 40 KA, C...

vi) 11 KV Class, 25KA,NCT of ratio 1200-800/1-1A for REFR Protection.

(of similar rating and ratio as that of Incomer of 11kV Switchgear) with terminal connector suitable for 2 Nos. of 50x8mm Copper ...

VOLTAGE TRANSFORMER :

VOLTAGE TRANSFORMER 110kV Single phase, oil filled, outdoor type with rigid bimetallic terminal connector suitable for Drake ACSR with marshalling box etc., complete as per tech...

Lightning Arrestor : (Polymeric)

Surge arrestors (Porcelain housing) Metal Oxide Gap less type as per technical specification with suitable rigid bi-metallic terminal connectors suitable for Drake AC...

Capacitor Bank :

Erection, testing & commissioning of 2.9 MVAR, 12.1KV Capacitor Bank, star connected, Double Bank with internal fuses, terminal connectors, with suitable neutral CT and Station Class...

Control Panels :

Simplex Type Control and Relay Panel complete as per specifications (Control Voltage 110 V DC).

i) For 110/11kV 20MVA Transformer panel

1) All the C&R panels and associated p...

Total Weight of Mounting Structures including Bolts & nuts

BUS BAR FORMATION:

Formation of Main/ Cross Buswith Single Drake

i) Post insulators solid core 110 KV Class

A.C. Distribution Box (Outdoor) :

AC Distribution Box Single front (Outdoor type)6 Terminal, one I/C of 100A MCCB 20kA + 6 O/G MCB 16A + 1 O/G of 100A, HR...

BATTERY CHARGER :

Battery charger suitable for 110 V, 200 AH, Battery set Plante/Grid/Nickel Cadmium Type consisting of 55 No. cells with float cum booster type battery chargeras per specification.

DC Distribution Panel (Indoor) as per technical

specification comprising of earth fault indicator,indication circuit for AC mains failure, 1 no. 100A SFU for I/C + 12 nos. 32A SFU for O/G, complete a...

Laying of 1.1 kV Class Armoured Aluminium Cable,Coper Control Cable & Scada Cable along with glands/lugs/ferrules

i)19 C x 2.5 Sqmm -1200Mtrs

ii)4 C x 6.0 Sqmm -1000 Mtrs

iii)4 C x4 Sqmm -500Mtrs

11KV Switchgear :

11 kV MCVCB, 350 MVA, 25 kA, 1250 A incomer

800 A feeder), outdoor type comprising of 3F+2CB+1AP (Remote Announciation cum Control panel) with CTs & PTs and terminal connectors suit...

Laying of 11kV UG Cables-Total

a) 11KV XLPE cable, 1000Sq. mm. (2runs of 1Cx1000Sqmm)Aluminium cable from transformers to 11KV Switchgear-350Mtrs.

b) 11KV XLPE cable, 240Sq. mm. Aluminium cable 3 C...

Heat Shrinkable type Cable Termination kits suitable for following sizes as per Technical Specification.

Fixing of Termination kit/Pothead for Single Core 1000 Sqmm Core Cable and 240Sq. mm 3 Core Ca...

Earth Mat formation :

(i)Supplying and Grounding of equipment with 50 x 6 mm G.I. Flat and connecting equipment to the earthmat/ground pit. Each point

of earthing with all formation works like bending...

Earth Mat formation :(ii)Grounding of equipment by providing cast iron pipe of 100 mm ID 13 mm thickness, 2.75 metre long with 2 part clamp out of G.I. Flat 50 X 6 mm continuously welded alround the p...

Earth Mat formation :(iii)Supplying and fixing of RCC collar of size 450mm height 1.5" to 2" Hume pipe colloars for eart pits

a)Payment will be made only for the actual weight of equipments/structures/ towers/conductor length/earth wire length which are dismantled. ...

ii)Moving of Transformer from the plinth to the loading point as per direction of site engineer.

35Mt x 50Mtrs x 3=1750

iii)Releasing of 11 KV Class, 25KA,NCT of ratio 600-300/1-1A

iv)Circuit Breaker :

110kV, 1250A, 31.5 KA Class for transformer

v)Isolators:110KV, 1250A, 31.5KA Class Double Break Manually operated isolator With terminal connectors suitable for Drake ACSR.

i) Upright mounting type without earth switch with live point height 46...

vi)Current Transformer :

i)110 KV Class, 31.5 KA, CT of ratio 200-100/1-1-1A for Transformers & Capacitor Bank.

For metering: Accuracy class- 0.2s, Burden 10VA

For back up protection: Accuracy cla...

vii) Voltage Transformer :

viii)Lightning Arrestor :

i) 96 KV, 10 KA, Class - II

ix)Control Panels :

i) For Power Transformer

Total Weight of Station structures & Mounting Structures (including Bolts & nuts)

x)11KV XLPE cable, 1000Sq. mm. (2runs of 1Cx1000Sqmm)Aluminium cable from transformers to 11KV Switchgear.

xi)Post insulators 1 unit/stack

BATTERY CHARGER :

Battery charger suitable for 110 V, 100 AH, Battery set

DC Distribution Panel(Indoor type)

Power Transformer :

i) 3 Ph, 50 Hz, Core type, 2 winding Delta/Star,Vector Group: DYn11, OLTC, ONAN/ONAF withFan control cubicle, RTCC Panel, first filling of oil and 10% spare oil in non-returnable d...

Supply, Erection & Commissioning of Nitrogen Injection fire extinguishing system including Civil Eng works,Soak pit etc., as per the recommendation of the supplier of the fire fighting system for abov...

Circuit Breaker :

SF-6 Circuit Breaker with terminal connector suitable for Al. tube/conductor with spring/semi-pneumatic/pneumatic type operating mechanism and mounting structure etc.,as per technica...

Isolators including marshalling box and suitable terminal connectors, as required as per technical specification with solid core cylindrical post insulators:

A)110 kV, 1250 A, 40 kA double ...

Current Transformer :

Current Transformer including Marshalling box, Single phase, oil filled outdoor type with rigid bimetallic terminal connectors suitable for Drake ACSR .

i)110 KV Class, 40 KA, C...

vi) 11 KV Class, 25KA,NCT of ratio 1200-800/1-1A for REFR Protection.

(of similar rating and ratio as that of Incomer of 11kV Switchgear) with terminal connector suitable for 2 Nos. of 50x8mm Copper ...

VOLTAGE TRANSFORMER :

VOLTAGE TRANSFORMER 110kV Single phase, oil filled, outdoor type with rigid bimetallic terminal connector suitable for Drake ACSR with marshalling box etc., complete as per tech...

Lightning Arrestor : (Polymeric)

Surge arrestors (Porcelain housing) Metal Oxide Gap less type as per technical specification with suitable rigid bi-metallic terminal connectors suitable for Drake AC...

Capacitor Bank :

Design, Engineering , supply of 2.9 MVAR, 12.1KV Capacitor Bank, star connected, Double Bank with internal fuses, terminal connectors, with suitable neutral CT and Station Class LA's...

Control Panels :

Simplex Type Control and Relay Panel complete as per specifications (Control Voltage 110 V DC).

i) For 20MVA 110/11kV Transformer panel

1) All the C&R panels and associated p...

GI Mounting structure including Bolts & Nuts:

Total Weight of Mounting Structures (excluding Bolts & nuts)

Total Weight of Bolts & nuts of Mounting Structures

BUS BAR FORMATION:

Note: The scope also includes installing insulator strings complete with necessary Hardwares and stringing of the conductor / Earth wire etc.

i) Post insulators solid core 110 KV Class,1unit/stack

i)C Type Wedge Connector suitable for Drake - Drake ACSR Conductor

vi) Post insulator clamp suitable for Single Drake ACSR and 110 kV Solid Core Insulator.

A.C. Distribution Box (Outdoor) :

AC Distribution Box Single front (Outdoor type)

6 Terminal,1200X13500X300 mm one I/C of 100A MCCB 20kA + 6 O/G

BATTERY CHARGER :

Battery charger suitable for 110 V, 200 AH, Battery set Plante/Grid/Nickel Cadmium Type consisting of 55 No. cells with float cum booster type battery chargeras per specification.

DC Distribution Panel (Indoor) as per technical

specification comprising of earth fault indicator,indication circuit for AC mains failure, 1 no. 100A SFU for I/C + 12 nos. 32A SFU for O/G, complete

Copper Control Cables :

1.1kV PVC insulated Copper Control Cable with Lugs/Ferrules as per technical specifications.

i)19 C x 2.5 Sqmm

ii)4 C x 6.0 Sqmm

iii)4 C x4 Sqmm

iv)2 C x 2.5 Sqmm

11KV Switchgear :

11 kV MCVCB, 350 MVA, 25 kA, 1250 A incomer

800 A feeder), outdoor type comprising of 3F+2CB+1AP (Remote Announciation cum Control panel) with CTs & PTs and terminal connectors su...

11KV U.G. Cable with the required cable terminations at both ends.

a)11KV XLPE cable, 1000Sq. mm. (2runs of 1Cx1000Sqmm)Aluminium cable from transformers to 11KV Switchgear.

c) 11KV XLPE cable, 240Sq. mm. Aluminium cable 3 Core to be run from 11KV Switchgear to 11kV take off DP Structure.

Heat Shrinkable type Cable Termination kits suitable for following sizes as per Technical Specification.

i)1000Sq mm Single core

ii) 240Sq mm 3 core

Earth Mat formation :Supplying & Fixing of earthing Name plate

Station yard lighting (outdoor):(To be designed,assessed & quoted by bidder.

Design of Station Yard illumination in Confirmity with the illumination levels mentioned in the Technical Specification of ...

Earth work excavation for Foundation by mechanical means for all works & depth upto 3 m, as per drawing and technical specifications, including setting out, shoring, strutting, barricading, caution li...

Construction of Embankment by excavating the available approved Gravel/Murrum deposited at a place or borrow pits during or prior excavation with all lifts and lead, transportation to site, spreading,...

Providing and laying in position Cement Concrete for levelling course for all works in foundation. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes...

Providing and laying in position Cement Concrete for all Foundation works. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with supe...

Providing and laying in position Cement Concrete for all Sub structures of building, Irrigation works, Sub structure works of bridges, Drain works & other parallel works from 0.50m to 3.50 m height....

Providing and laying in position Cement Concrete for all Foundation works. The granite/trap/basalt crushed graded coarse aggregates and fine aggregates as per relevant IS Codes machine mixed with supe...

Providing and laying in position Cement Concrete for all Super structures of building , Road works, Water works, Irrigation works & super structure works of bridges upto 3.50 m height. The granite/tra...

Providing Size Stone masonry with hard stone in foundation & plinth with Cement mortar 1:6 (1 cement : 6 coarse sand)

Providing Brick work with common burnt clay Non Modular bricks of class designation 3.5 in superstructure above plinth level in all shapes and sizes in Cement mortar 1:6 (1 cement : 6 coarse sand) inc...

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations and other similar works etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by r...

Providing 15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix: 1:4 (1 cement: 4 fine sand) to brick masonry including rounding off corne...

Providing 20 mm cement plaster of mix :1:4 (1 cement: 4 fine sand) to brick/stone masonary including rounding off corners wherever required smooth rendering, providing and removing scaffolding, includ...

Providing White washing with lime to give an even shade :New work (three coats) with lime of approved quality, including cost of materials, labour complete as per specifications and as per directions ...

Finishing walls with Acrylic Smooth exterior paint of required shade :New work (Two coat applied @ 1.67 ltr/10 m² over and including priming coat of exterior primer applied @ 2.20 kg/10 m²) with pai...

Providing and fixing 10 mm thick acid and/or alkali resistant tiles of approved make and colour using acid and/or alkali resisting mortar bedding for Bathrooms: Toilet: Chemically exposed areas and jo...

Providing and fixing 10 mm thick acid and/or alkali resistant tiles of approved make and colour using acid and/or alkali resisting mortar bedding for Bathrooms: Toilet: Chemically exposed areas and jo...

Providing, laying, spreading and compacting graded stone aggregate to wet mix macadam specification including premixingnthe Material with water at OMC in mechanical mix plant carriage of mixed Materia...

Providing and laying in position Cement Concrete for all Super structures of building , Road works, Water works, Irrigation works & super structure works of bridges upto 3.50 m height. The granite/tra...

Steel Fabrication: Supplying, fitting and placing TMT FE 550 / 550D Steel Reinforcement including cost of all materials, machinery, labour, cleaning, straightening, cutting, bending, hooking, laping/...

Steel Fabrication: Supplying, fitting and placing TMT FE 550 / 550D Steel Reinforcement including cost of all materials, machinery, labour, cleaning, straightening, cutting, bending, hooking, laping/w...

Supplying PVC ringtite pipes conforming to IS 4985:2000 with latest amendments and conveying to worksite, rolling and lowering into trenches, laying true to line and level and perfect linking at joint...

Providing and fixing Structural Steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of appro...

Constructing brick masonry chamber of internal dimension 600x600mm and depth of 600mm (inner dimensions) with modular bricks of CD 75 in cement mortar 1:6, bed concrete 150mm thick with 1:3:6, plaster...

Providing and fixing G.I. chain link fabric fencing of required width in mesh size 50x50 mm including strengthening with 2 mm dia wire or nuts, bolts and washers as required complete as per the direct...

Fencing with G.I. barbed wire Angle iron post placed at required distance embedded in cement concrete blocks, every 15th post, last but one end post and corner post shall be strutted on both sides and...

Jelly Spreading (20-25 mm) : Supplying and providing jelly in the station yard of uniform thickness of 100 mm including the cost of materials, labour charges, required tools and plants etc., complete....

Providing S&S RCC SPUN / VIBRATED CAST PIPES (REINFORCED) pipes NP-3 Class conforming to IS:458-1988 with latest amentments using ordinary portland cement, for sanitary works and conveying to work ...

Providing M-Sand : Supplying and filling in plinth, foundations / UG cable work with approved M-sand including watering, ramming, consolidating and dressing. The rate includes the cost of material, la...

Supplying of recess mounting non integrated type LED down light 18W luminaire comprising of pressure decast/ extruded aluminium housing, with spring loaded false ceiling clA, LED of Power/COB with CCT...

Providing and laying to required line and slope roofing with corrugated asbestos cement sheet 6mm. thick fixed with galvanised iron J or L hooks, bolts and nuts 8mm. dia C.I plain and bitumen washers ...

Demolishing cement concrete manually/ by mechanical means including disposal of material to the appropriate disposal area as per direction of Engineer-in-charge.