Construction of Additional 20 MVA Transformer Bay at 132/33 KV G/S Kishtwar for providing Construction Power to RATLE HEP

Amount

(A)Design Engineering, Manufacture, testing at manufacture’s work, packing and forwarding, insurance, transportation to project site , erection, testing and commisioning at site as per approved design/drawings and in conformity to the relevant and applicable BIS/ IEC and CEA standards (complete in all respects)

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 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

132 kv Neutral Current Transformer with Current Rating 1A/5A and VA Burden 15VA

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 Transformer bay completely wired including Substation automation supporting IEDs/numerical relays including Differential relay, Directional 3 O/C 1 E/F protection and numerical communicable REF protection relay. (Iec 61850 PROTOCOL SCADA COMPATIBLE)

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

33KV VCB (36 KV, 1250 Amps of 3 phase, 50 c/s and 25KA for 3 sec) outdoor type with all accessories and auxiliaries

36kV, 50c/s , 2500 Amp, 25kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators without Earthing Blades

36kV, 50c/s , 2500 Amp, 25kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators with One Earthing Blades

36kV, 50c/s , 2500 Amp, 25kA for one second, Ac motor operated horizontal double break, outdoor type 3 pole Isolators with Two Earthing Blades

Single phase, 50 c/s 36KV Current Transformers (1200-600-300 /1-1-1 A or as per site specifications) , 25KA for one second, rated dynamic current 25KA(peak), Class A insulation, Burden 20 VA

Single phase, 50 c/s outdoor 33KV PT (33/√3) KV/ (110/√3)V with Highest System Voltage36KV, One min power freq withstand 70KVrms

Single Phase 50 c/s, outdoor metal oxide gapless type, 30KV (rms) Surge Arrestor including Surge counters/monitors, insulating base all associated accessories, auxiliaries.

33KV Control and Relay Panel for Transformer Bay completely wired including Substation automation supporting IEDs/numerical relays Iec 61850 SCADA COMPATIBLE.

33KV Post Insulators Solid Core Type, Power Frequency Withstand Voltage 95KVP Dry lightning impulse withstand voltage ± 170 (KVP)

33KV Control and Relay Panel for Line/Feeder completely wired including Substation automation supporting IEDs/numerical relays ec 61850 SCADA COMPATIBLE.

Galvanised Structures

Galvanised Nuts and Bolts

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

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

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

14 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

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, self- supporting, 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. (132 KV Bay

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, self- supporting, 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. (33kv bay)

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 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 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 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.

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.

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)

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

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

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

Earth Wire 7/3.15mm

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

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.

Main Duct of Size 900mm x 600mm with 6 mm M.S Chequered Trench Covers of size 500 x 1000 mm

Main Duct of Size 900mm x 600mm with concrete grade M15 of size 500 x 1000 mm

Sub Main Duct of Size 600mm x 450mm with concrete grade M15 of size 700x500 mm

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

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 & Laying Of Gravel

Rail Track

Fire protection Walls

Laying of Transformer foundations for Three phase 20 MVA Transformer (as per Drawing)

Construction of Oil sump & Tank for three phase 20 MVA Transformer

Laying of 132KV SF6 foundations (as per Drawing)

Laying of 132 KV Isolator foundations (as per Drawing)

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

Laying of 132 KV CT foundations (as per Drawing)

Laying of 132KV L.A foundations (as per Drawing)

Laying of 33KV Isolator foundations (as per Drawing)

Laying of 33KV VCB foundations (as per Drawing)

Laying of 33KV CT foundations (as per Drawing)

Laying of 33KV LA foundations (as per Drawing)

Laying of 33KV PI foundations (as per Drawing)

Laying of 33KV PT foundations (as per Drawing)

Draining of transformer oil in drums (empty drums to be arranged by contractior)

Unloading of transformer from foundation, dragging upto loading site(20mtr) loading of transformer for transportation to GSS Kishtwar

Transportation of power transformer including all associated accessories i. e transformer oil,panel,transforner parts, neutral CT etc. from GSS Khellani to GSS Kishtwar (including insurance etc.)

Unloading of transformer, dragging upto foundation(50mtr), loading there of on foundation at GSS Kishtwar

Dehydration,Desludging and filtration of transformer oil including replacement of gaskets, painting etc. at GSS Kishtwar

Construcion of approach road from exiting 20 MVA Xmer No. 2 to Ratle bay

Construction of drain 0.60 mtr. X 0.60 mtr. In 1 :3:6 concrete with 10 mm plaster

Construction of R/wall in 1:6 masonary

ITEMS TO BE SUPPLIED AT DIVISIONAL STORES

SAFETY BELTS ISI MARK

SAFETY SHOES SI MARK

SAFETY HELMET ISI MARK

RUBBER SAFETY GLOVES ISI MARK 33 KV

Primary injection set, INPUT VOLTAGE 230 v ac, CURRENT SOURCE 10A-2000A, output power 6.0 V upto 15 KVA

Steel pulley 5 ton Heavy duty

Thermo vision Device for Grid station & Transmission lines (night vision with range upto 50 mtr)

Sf6 Gas filling kit for 132 KV & 220 Kv SF6 Breakers

Aliminium ladder Double extension 8 mtr long

VACCUM CLEANER FOR PANELS

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).

33KV VCB (36 KV, 1250 Amps of 3 phase, 50 c/s and 25KA for 3 sec) outdoor type with all accessories and auxiliaries

Single phase, 50 c/s 36KV Current Transformers (1200-600-300 /1-1-1 A or as per site specifications) , 25KA for one second, rated dynamic current 25KA(peak), Class A insulation, Burden 20 VA

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.

Single phase, 50 c/s outdoor 33KV PT (33/√3) KV/ (110/√3)V with Highest System Voltage36KV, One min power freq withstand 70KVrms

Single Phase 50 c/s, outdoor metal oxide gapless type, 30KV (rms) Surge Arrestor including Surge counters/monitors, insulating base all associated accessories, auxiliaries.

Vinay Construction Power Private Limited

Trade Linkers Associates

JK Electric Engineers Pvt. Ltd.

Marib Constructions