Design, Engineering, Manufacture, Supply, Erection, Testing and Commissioning of 220/132KV, 1X160 MVA, 3-Phase Power Transformer with NIFPS, Main equipments including realignment and conversion of 220kv Line bay into Transformer bay at GSS Bishnah

Amount

Description ( to be filled by the bidder)

BoQ2 (PRICE SCHEDULE-I for supply of material)

BoQ3 (PRICE SCHEDULE-II for Errection testing and commissioning of material)

BoQ4 (PRICE SCHEDULE-IV for CIVIL works)

Description of Work / Item(s)

Amount

POWER TRANSFORMER

160 MVA (ONAN/ONAF/OFAF) 220/132KV Three phase Transformer with OLTC, SCADA Compatible RTCC, NIFPES, HV and LV connectors, NCT and other required accessories and fittings.

Galvanised Structures

Galvanised Nuts and Bolts

220 KV LINE BAY

3 pole, SF6 gas filled, out door Circuit Breaker , including all accessories, auxiliaries and marshalling boxes/Kiosks, (245KV, 2500 Amps of 3 phase,50 c/s and 40KA for 1 SEC

245kV, 50c/s , 1600 Amp, 40kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators without Earthing Blades

245kV, 50c/s , 1600 Amp, 40kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators with ONE earthing Blades

245kV, 50c/s , 1600 Amp, 40kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators with two earthing Blades

Single phase, 50 c/s 245KV Current Transformers (600-300-150/1-1-1-1-1 A or as per site specifications), 40KA for one second, rated dynamic current 100KA(peak), Class A insulation, Burden 20 VA

Single phase, 50 c/s 220KV Capacitor Voltage Transformers (220/√3) KV/(110/√3)V , One min power freq withstand 460KVrms

Single Phase 50 c/s, outdoor metal oxide gapless type, 200KV (rms) Surge Arrestor including Surge counters/monitors, insulating base all associated accessories, auxiliaries.

220KV Control and Relay Panel for Line/Feeder completely wired includingSubstation automation supporting IEDs/numerical relays with Distance Recorder

220KV Post Insulators Solid Core Type, Power Frequency Withstand Voltage 460KVP Dry lightning impulse withstand voltage ± 1050 (KVP) ,Max. RIV (in microV) between 0.5Mhz to 2.0Mhz at 156 kV (rms) for 220kV phase to ground voltage 1000mV

Galvanised Structures

Galvanised Nuts and Bolts

Marshalling kiosk with Kiosk frames mild steel structural sections for pressed and shaped cold-rolled sheet steel, thickness not less than 2.0 mm. Frames shall be enclosed in cold-rolled sheet steel of thickness not less than 1.6 mm. Doors and covers shall also be cold rolled sheet steel of thickness not less than 1.6 mm. complete structures shall be rigid, selfsupporting,free from flows, twists and bends. Dust and vermin proof construction and shall be provided with a degree of protection of IP: 55, with Copper Bar earthing. Finishing paint on panels shall be of shade 692(smoke grey) of IS: 5. The inside shall be properly stoved. The paintthickness shall be at least 50 microns.

220KV TRANSFORMER BAY

3 pole, SF6 gas filled, out door Circuit Breaker , including all accessories, auxiliaries and marshalling boxes/Kiosks, (245KV, 2500 Amps of 3 phase,50 c/s and 40KA for 1 SEC

Single Phase 50 c/s, outdoor metal oxide gapless type, 200KV (rms) Surge Arrestor including Surge counters/monitors, insulating base all associated accessories, auxiliaries.

132KV INCOMER BAY

3 pole, SF6 gas filled, out door Circuit Breaker , including all accessories, auxiliaries and marshalling boxes/Kiosks, (145KV, 1250 Amps of 3 phase,50 c/s and 31.5KA for 1 second).

145kV, 50c/s , 2000 Amp, 31.5kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators withOUT EarthingBlades

145kV, 50c/s , 2000 Amp, 31.5kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators with ONE Earthing Blades

145kV, 50c/s , 2000 Amp, 31.5kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators with TWO Earthing Blades

Single phase, 50 c/s 145KV Current Transformers (900-600-300/1-1-1-1-1 A or as per site specifications), 31.5KA for one second, rated dynamic current 100KA(peak), Class A insulation, Burden 20 VA

Single Phase 50 c/s, outdoor metal oxide gapless type, 120KV (rms) Surge Arrestor including Surge counters/monitors, insulating base all associated accessories, auxiliaries.

132KV Control and Relay Panel for Line/Feeder completely wired including Substation automation supporting IEDs/numerical relays inlcuding Distance Recorder

Single phase, 50 c/s 132KV Capacitor Voltage Transformers (132/√3) KV/ (110/√3)V, One min power freq withstand 275KVrms

132KV Post Insulators Solid Core Type, Power Frequency Withstand Voltage 275KVP Dry lightning impulse withstand voltage ± 650 (KVP)

Marshalling kiosk with Kiosk frames mild steel structural sections for pressed and shaped cold-rolled sheet steel, thickness not less than 2.0 mm. Frames shall be enclosed in cold-rolled sheet steel of thickness not less than 1.6 mm. Doors and covers shall also be cold rolled sheet steel of thickness not less than 1.6 mm. complete structures shall be rigid, selfsupporting,free from flows, twists and bends. Dust and vermin proof construction and shall be provided with a degree of protection of IP: 55, with Copper Bar earthing. Finishing paint on panels shall be of shade 692 (smoke grey) of IS: 5. The inside shall be properly stoved. The paintthickness shall be at least 50 microns.

Galvanised Structures

Galvanised Nuts and Bolts

POWER AND CONTROL CABLES, conductor and hardware fittings FOR 220KV LINE BAY, 220 KV TRANSFORMER , 220 KV TRANSFORMER BAYAND 132KV INCOMER BAY

2 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

5 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

8 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

12 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

16 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

19 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

2 Core, 6 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

4 Core, 6 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS,galvanised steel wire/ strip armoured stranded copper conductor control cablecomplete

4 Core, 16 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

3.5 Core, 25 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

3.5 Core, 35 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

500mm2 ACSR Moose Conductor (a)Aluminium =54/3.53 mm (b) Steel=7/3.53 mm overall diameter =31.77mm Approx. Wt. =1998 kg/km ultimate strength = 159.60 KN

Single Tension Fittings For Single 500mm2 ACSR shall have minimum failing load of 100% ultimate strength of Bundle conductors with compressive type Tension clamps having slipping strength 95% of ultimate Strength of conductors. The ball and socket designation must be 20mm.Minimum Ultimate strength (Tensile strength) shall be 70 KN.

Single Tension Fittings For Twin 500 mm2 ACSR shall have minimum failing load of 100% ultimate strength of Bundle conductors with compressive type Tension clamps having slipping strength 95% of ultimate Strength of conductors. The ball and socket designation must be 20mm. Minimum Ultimate strength (Tensile strength) shall be 70 KN.

Single Suspension Fittings For Single 500mm2 conductor shall have minimum failing load of 50% ultimate strength of bundle conductors with Forged Steel Hanger free center type without bolt only having slipping strength 15% of ultimate strength of conductor.The ball and socket designation must be 20mm.

Single Suspension Fittings For Twin 500mm2 conductor shall have minimum failing load of 50% ultimate strength of bundle conductors with Forged Steel Hanger free center type without bolt only having slipping strength 15% of ultimate strength of conductor.The ball and socket designation must be 20mm.

T Clamps 500mm2 /500mm2, made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

T Clamps Twin 500mm2 / Twin 500mm2 , made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

Disc Insulators 120 KN,Ball & Socket type, 145mm height and 280mm dia. Creepage total 430 mm and 260 mm protected.

Disc Insulators 70 KN,Ball & Socket type, 145mm height and 255mm dia. Creepage total 430 mm and 260 mm protected.

Earthwire 7/3.15 mm,3.41 ohms/km max.d.c. resistance galvanized steel earth strand at 20ºC , 56KN ultimate tensile strength, 11.5x10-6 ºC Coefficient of linear expansion.

Earthwire Tension Clamps comprise of compression type tension clamp with two ‘D’ shackles, jumper terminals, nuts & bolts and washers etc.slip strength shall not be less than 95% of the ultimate strength of the ground wire. Conductivity shall not be less than corresponding length of GSS ground wire

P G Clamps made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

Spacers For Twin 500mm2 must be one-piece construction of aluminum alloy of an approved type without any projection, cuts, abrasions etc. or chattering parts and shall conform to IS:10162

Cable Trays of size 400mm x 3000mm made of M.S angles 40x40x6mm,40x6 Flat.

Cable Trays of size 300mm x 2500mm made of M.S angles 40x40x6mm,40x6 Flat.

Lugs, Ferrules, Welding Material, Cotton Waste etc

Earth Mat (40mm dia steel bars) as per approved design, Galavanised Iron (75mm x 12mm/ 50mm x 6 mm) risers for Equipment and Structural Earthing

Description of Work / Item(s)

Amount

POWER TRANSFORMER

160 MVA (ONAN/ONAF/OFAF) 220/132KV Three phase Transformer with OLTC, SCADA Compatible RTCC, NIFPES, HV and LV connectors and other required accessories and fittings.

Galvanised Structures

Galvanised Nuts and Bolts

220 KV LINE BAY

3 pole, SF6 gas filled, out door Circuit Breaker , including all accessories, auxiliaries and marshalling boxes/Kiosks, (245KV, 2500 Amps of 3 phase,50 c/s and 40KA for 1 SEC

245kV, 50c/s , 1600 Amp, 40kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators without Earthing Blades

245kV, 50c/s , 1600 Amp, 40kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators with ONE earthing Blades

245kV, 50c/s , 1600 Amp, 40kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators with two earthing Blades

Single phase, 50 c/s 245KV Current Transformers (600-300-150/1-1-1-1-1 A or as per site specifications), 40KA for one second, rated dynamic current 100KA(peak), Class A insulation, Burden 20 VA

Single phase, 50 c/s 220KV Capacitor Voltage Transformers (220/√3) KV/ (110/√3)V , One min power freq withstand 460KVrms

Single Phase 50 c/s, outdoor metal oxide gapless type, 200KV (rms) Surge Arrestor including Surge counters/monitors, insulating base all associated accessories, auxiliaries.

220KV Control and Relay Panel for Line/Feeder completely wired including Substation automation supporting IEDs/numerical relays with Distance Recorder

220KV Post Insulators Solid Core Type, Power Frequency Withstand Voltage 460KVP Dry lightning impulse withstand voltage ± 1050 (KVP) , Max. RIV (in microV) between 0.5Mhz to 2.0Mhz at 156 kV (rms) for 220kV phase to ground voltage 1000mV

Galvanised Structures

Galvanised Nuts and Bolts

Marshalling kiosk with Kiosk frames mild steel structural sections for pressed and shaped cold-rolled sheet steel, thickness not less than 2.0 mm. Frames shall be enclosed in cold-rolled sheet steel of thickness not less than 1.6 mm. Doors and covers shall also be cold rolled sheet steel of thickness not less than 1.6 mm. complete structures shall be rigid, selfsupporting, free from flows, twists and bends. Dust and vermin proof construction and shall be provided with a degree of protection of IP: 55, with Copper Bar earthing. Finishing paint on panels shall be of shade 692 (smoke grey) of IS: 5. The inside shall be properly stoved. The paint thickness shall be at least 50 microns.

220KV TRANSFORMER BAY

3 pole, SF6 gas filled, out door Circuit Breaker , including all accessories, auxiliaries and marshalling boxes/Kiosks, (245KV, 2500 Amps of 3 phase,50 c/s and 40KA for 1 SEC

dismantling and erection of CTs from the 220KV line bay to make it transformer bay at the specificed point of installation

dismantling and errection of LAs from 220KV line bay to make it Transformer bay at specified point of installation

Single Phase 50 c/s, outdoor metal oxide gapless type, 200KV (rms) Surge Arrestor including Surge counters/monitors, insulating base all associated accessories, auxiliaries.

132KV INCOMER BAY

3 pole, SF6 gas filled, out door Circuit Breaker , including all accessories, auxiliaries and marshalling boxes/Kiosks, (145KV, 1250 Amps of 3 phase, 50 c/s and 31.5KA for 1 second).

145kV, 50c/s , 2000 Amp, 31.5kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators withOUTEarthing Blades

145kV, 50c/s , 2000 Amp, 31.5kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators with ONE Earthing Blades

145kV, 50c/s , 2000 Amp, 31.5kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators with TWO Earthing Blades

Single phase, 50 c/s 145KV Current Transformers (900-600-300/1-1-1-1-1 A or as per site specifications), 31.5KA for one second, rated dynamic current 100KA(peak), Class A insulation, Burden 20 VA

dismantling of the existing CTs from the 220kv line bay and erection of the same at the specified location of the same line bay converted into transformer bay

dismantling of the existing LAs from the 220kv line bay and erection of the same at the specified location of the same line bay converted into transformer bay

Single Phase 50 c/s, outdoor metal oxide gapless type, 120KV (rms) Surge Arrestor including Surge counters/monitors, insulating base all associated accessories, auxiliaries.

132KV Control and Relay Panel for Line/Feeder completely wired including Substation automation supporting IEDs/numerical relays inlcuding Distance Recorder

Single phase, 50 c/s 132KV Capacitor Voltage Transformers (132/√3) KV/ (110/√3)V, One min power freq withstand 275KVrms

132KV Post Insulators Solid Core Type, Power Frequency Withstand Voltage 275KVP Dry lightning impulse withstand voltage ± 650 (KVP)

Marshalling kiosk with Kiosk frames mild steel structural sections for pressed and shaped cold-rolled sheet steel, thickness not less than 2.0 mm. Frames shall be enclosed in cold-rolled sheet steel of thickness not less than 1.6 mm. Doors and covers shall also be cold rolled sheet steel of thickness not less than 1.6 mm. complete structures shall be rigid, selfsupporting, free from flows, twists and bends. Dust and vermin proof construction and shall be provided with a degree of protection of IP: 55, with Copper Bar earthing. Finishing paint on panels shall be of shade 692 (smoke grey) of IS: 5. The inside shall be properly stoved. The paint thickness shall be at least 50 microns.

Galvanised Structures

Galvanised Nuts and Bolts

POWER AND CONTROL CABLES, conductor and hardware fittings FOR 220KV LINE BAY, 220 KV TRANSFORMER , 220 KV TRANSFORMER BAYAND 132KV INCOMER BAY

2 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

5 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

8 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

12 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

16 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

19 Core, 2.5 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

2 Core, 6 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

4 Core, 6 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

4 Core, 16 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

3.5 Core, 25 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

3.5 Core, 35 sq mm, 1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable complete

500mm2 ACSR Moose Conductor (a)Aluminium =54/3.53 mm (b) Steel= 7/3.53 mm overall diameter =31.77mm Approx. Wt. =1998 kg/km ultimate strength = 159.60 KN

Single Tension Fittings For Single 500mm2 ACSR shall have minimum failing load of 100% ultimate strength of Bundle conductors with compressive type Tension clamps having slipping strength 95% of ultimate Strength of conductors. The ball and socket designation must be 20mm. Minimum Ultimate strength (Tensile strength) shall be 70 KN.

Single Tension Fittings For Twin 500 mm2 ACSR shall have minimum failing load of 100% ultimate strength of Bundle conductors with compressive type Tension clamps having slipping strength 95% of ultimate Strength of conductors. The ball and socket designation must be 20mm. Minimum Ultimate strength (Tensile strength) shall be 70 KN.

Single Suspension Fittings For Single 500mm2 conductor shall have minimum failing load of 50% ultimate strength of bundle conductors with Forged Steel Hanger free center type without bolt only having slipping strength 15% of ultimate strength of conductor.The ball and socket designation must be 20mm.

Single Suspension Fittings For Twin 500mm2 conductor shall have minimum failing load of 50% ultimate strength of bundle conductors with Forged Steel Hanger free center type without bolt only having slipping strength 15% of ultimate strength of conductor.The ball and socket designation must be 20mm.

T Clamps 500mm2 /500mm2 , made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

T Clamps Twin 500mm2 / Twin 500mm2 , made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

Disc Insulators 120 KN,Ball & Socket type, 145mm height and 280mm dia. Creepage total 430 mm and 260 mm protected.

Disc Insulators 70 KN,Ball & Socket type, 145mm height and 255mm dia. Creepage total 430 mm and 260 mm protected.

Earthwire 7/3.15 mm,3.41 ohms/km max.d.c. resistance galvanized steel earth strand at 20ºC , 56KN ultimate tensile strength, 11.5x10-6 ºC Coefficient of linear expansion.

Earthwire Tension Clamps comprise of compression type tension clamp with two ‘D’ shackles, jumper terminals, nuts & bolts and washers etc.slip strength shall not be less than 95% of the ultimate strength of the ground wire. Conductivity shall not be less than corresponding length of GSS ground wire

P G Clamps made of Alluminium Alloy and shall comply in all respects with IS:5561-1970 (latest edition)

Spacers For Twin 500mm2 must be one-piece construction of aluminum alloy of an approved type without any projection, cuts, abrasions etc. or chattering parts and shall conform to IS:10162

Cable Trays of size 400mm x 3000mm made of M.S angles 40x40x6mm,40x6 Flat.

Cable Trays of size 300mm x 2500mm made of M.S angles 40x40x6mm,40x6 Flat.

Lugs, Ferrules, Welding Material, Cotton Waste etc

dismantling of existing chain link fencing

Earth Mat (40mm dia steel bars) as per approved design, Galavanised Iron (75mm x 12mm/ 50mm x 6 mm) risers for Equipment and Structural Earthing

Description of Work / Item(s)

Amount

Civil works including material in all respect

Cable Ducts With Covers

Main Duct of Size 1200mm x 1200mm with 6 mm M.S Chequered Trench Covers of size 1300x500 mm

Main Duct of Size 1200mm x 1200mm with 75mm Concrete Covers grade M15 of size 1300x500 mm

Sub Main Duct of Size 600mm x 600mm with 75mm Concrete Covers grade M15 of size 700x500 mm

Tee off Duct: 150mm sand filled HDPE pipes from Sub main to Equipments in the outdoor area

Earth Mat (40mm dia steel bars) as per approved design, Galavanised Iron (75mm x 12mm/ 50mm x 6 mm) risers for Equipment and Structural Earthing

Concreting of yard

Concreting of yard & Laying Of Gravel including beep holes and other allied works in transformer yard, 220 kv new line bay and 132 kv incomer bay

CIVIL WORKS

development of land for construction of 220KV Line bay

construction of drain(from 220kv duct to main nallah and new 220kv line bay duct to main nallah

extension of chain link fencing around yard

additional miscellaneous works needed to carry out due to complexity of the job and unforseen expenditure

Laying of 220KV Column foundations (as per Drawing)

Laying of 220KV Isolator foundations (as per Drawing)

Laying of 220KV SF6 Breaker foundations (as per Drawing)

Laying of 220KV CT foundations (as per Drawing)

Laying of 220KV PT/CVT foundations (as per Drawing)

Laying of 220KV LA foundations (as per Drawing)

Laying of 220KV POST INSULATORSfoundations (as per Drawing)

LAYING OF Transformer foundations for three phase 160MVA transformer

rail track for the transformer

fire protection wall for the transformer

Laying of 132KV Column foundations (as per Drawing)

Laying of 132KV Isolator foundations (as per Drawing)

Laying of 132KV SF6 Breaker foundations (as per Drawing)

Laying of 132KV CT foundations (as per Drawing)

Laying of 132KV PT/CVT foundations (as per Drawing)

Laying of 132KV LA foundations (as per Drawing)

Laying of 132KV POST INSULATORSfoundations (as per Drawing)

construction of oil sump and tank for transformer

Laying of 132KV LA foundations (as per Drawing)

Laying of 132KV Post Insulator foundations (as per Drawing)

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