Augmentation of 132/33kV Grid Sub Station BANDIPORA from 50MVA to 100 MVA with allied Civil Works

Amount

Design, Engineering, Manufacture, Shop testing, Supply including packing and forwarding Transportation, Delivery at site storage charges of.

Power Transformer

Design, Engineering, Manufacture and Assembly of 3-Phase,Supply of 132/33 KV 50 MVA, ONAN,ONAF Power Transformer Complete with all fittings and accessories required for efficient and trouble free operations of Transformer, Testing at Manufacturer’s works and Customer’s Premises, Supply, Loading at Factory, Transportation and Delivery at site with OLTC, RTCC, SCADA Compatable, NIFPES, HV and LV Connectors and other required accessories and fittings including all the mandatory spares.(Complete Unit) including civil works for NIFPES that includes cement concrete bed 250mm thick on top ,bottom and sides, providing and fixing MS tank 6mm thick 3000 ltr capacity placed in brick jacketing wall of 100mm thick with lid and locking arrangements including earhtwork complete job.

Structures

Fabrication, galvanisation, supply including packing and forwarding, transportation charges of 132 kV & 33 kV structures (pipe structures for equipments)

Galvanised Nuts & Bolts of sizes

Main Equipments

Circuit breakers

3 pole, 145 kV,1250 Amp of 3-Phase, 50c/s, 31.5 kA for 1 second, SF6 Circuit Breaker out door type with offered operating mechanism, all accessories,clamps, auxiliaries and marshalling boxes / kiosks etc. complete in all respects as specified in the technical specification

3 pole, 36kV,1250Amp, 50c/s, 25kA, Vaccum Circuit Breakers out door type with offered operating mechanism, all accessories,clamps, auxiliaries and marshalling boxes / kiosks etc. complete in all respects as specified in the technical specification.

Isolators

145 kV, 50 c/s, 2000 Amps, 31.5 kA for one second, AC Motor Operated horizontal double break, outdoor type 3 pole isolators with all accessories,clamps, auxiliaries, marshalling boxes, other essentials, complete in all respects as specified in the technical specification with two earthing blades.

145 kV, 50 c/s, 2000 Amps, 31.5 kA for one second, AC Motor Operated horizontal double break, outdoor type 3 pole isolators with all accessories,clamps, auxiliaries, marshalling boxes, other essentials, complete in all respects as specified in the technical specification with one earthing blades.

145 kV, 50 c/s, 2000 Amps, 31.5 kA for one second, AC Motor Operated horizontal double break, outdoor type 3 pole isolators with all accessories,clamps, auxiliaries, marshalling boxes, other essentials, complete in all respects as specified in the technical specification without earthing blades.

36 kV, 50 c/s, 2500 Amps,25kA for 3 Sec, horizontal double break, outdoor type manual operated 3 pole isolators with all accessories, auxiliaries,clamps, marshalling boxes, other essentials, complete in all respects as specified in the technical specification without earthing blades.

36 kV, 50 c/s, 2500 Amps,25kA for 3 Sec, horizontal double break, outdoor type manual operated 3 pole isolators with all accessories, auxiliaries,clamps, marshalling boxes, other essentials, complete in all respects as specified in the technical specification with one earthing blade.

Current Transformers

Single phase, 50 c/s, 145kV 5-core Current Transformers (600-300-150/1-1-1-1-1A 31.5A for 1 sec rated dynamic current 100kA(peak), class A insulation, Burden 20 VA including first fill of transformer oil plus 10% etc and all accessories , auxiliaries etc complete in all respects.

Single phase, 50 c/s 36 kV Current Transformers (1200-800-400/1-1-1 A , 25kA for 1 sec, rated dynamic current 25kA(peak), class A insulation, Burden 20 VA inlcluding first fill of transformer oil plus 10% etc and all accessories , auxiliaries etc complete in all respects.

Post Insulators

132KV Post Insulator solid core type, power frequency withstand voltage 275KVP dry lightining impulse with stand voltage ± 650(KVP)

33 KV post insulators solid core type, power frequency withstand voltage 95KVP dry lightning impulse withstand voltage ± 170(KVP)

Surge Arrestor

Single phase, 50 c/s, outdoor, metal oxide gapless type arresters including surge counters / monitors, insulating base and all associated accessories, clamps, auxiliaries, complete in all respects as specified in the technical specification 120 KV(RMS)

Single phase, 50 c/s, outdoor, metal oxide gapless type arresters including surge counters / monitors, insulating base and all associated accessories, clamps, auxiliaries, complete in all respects as specified in the technical specification 30 KV(RMS)

Control and Relay panel

Control & Relay panel for 132 kV Transformer bay completely wired including substation automation supporting IEDs/numerical relays including differential relys, Directional 3 O/C 1 E/F protection and numerical communicable REF protection relay.(As per site requirement and having 110V DC voltage )

Control & Relay panel for 33 kV Transformer bay completely wired including substation automation supporting IEDs/numerical relays.(As per site requirement and having 110V DC voltage )

Battery Bank.

Battery Bank 110 V,300 AH , of 55 No. cells of 2 V each, sealed maintenance free VRLA type,High impact Polyprophelene copolymer container,flame retardant and Battery Charger(Float cum Boast charger) suitable for battery bank with all auxillary & accessories complete as per specification.

1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable for DC supply complete as per specification.

2 core, 2.5 sq mm

5 core, 2.5 sq mm

7 core, 2.5 sq mm

8 core, 2.5 sq mm

10 core, 2.5 sq mm

14 core, 2.5 sq mm

16 core, 2.5 sq mm

19 core, 2.5 sq mm

2 core, 6.00 sq mm

4 core, 6.00 sq mm

4 core, 16.00 sq mm

1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded aluminium conductor power cable for AC supply .3.5 core, 25 sq mm

Cable Glands,PVC Pipes, ferrules & Lugs for all above cables etc.

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.

CONDUCTOR AND HARDWARE FITTINGS

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)

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)

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

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

EARTH AND EARTH MATE COMPLETE IN ALL RESPECVTS

MS Rod 40mm dia

GS Flate 75x12mm

GS Flate 50x8mm

CI Earth pipe 155mm,3.05m and not less han 12.7mm thick required for vboth earh pits and test pits ,coal/coak,salt and all other required material

CIVIL WORKS

DESCRIPTION

FOUNDATION FOR GANTRIES AND EQUIPMENT SUPPORTING STRUCTURES

Excavation in all type of soils including mixed soils (i.e. soils containing pebbles/boulders etc.) for any section including all labour, POL, hire charges of equipments and T&Ps etc. including sheeting & shoring, dewatering, lifting, handling and stock piling of excavated materials, back filling with excavated or borrowed earth and disposal of surplus excavated earth as directed for all leads & lifts complete as per specification, construction drawings and direction of Engineer-in-charge.

Equipment of 132/33kv yards

P/L stone souling dry in foundation trenches hand ramming,watering as per approved drawings at all levels

Plain cement concrete of specified grade and strength conforming to IS: 456 placed as sub-base under structural concrete or as shown in approved construction drawings at all levels including cost of all materials, labour, hire charges of equipments and T&P, POL, shuttering etc complete for handling, transportation, batching, mixing, placing, vibrating, compacting, leveling, curing etc. as per specification, construction drawings and direction of Engineer-in-charge.

Concrete of M-10 grade having cube strength of 10 N / mm2 with 40 mm nominal size coarse aggregate.

P/L dry sand at all levels including ramming,watering e.t.c complete job

Structural cement concrete ( plain/ reinforced) of specified 28 days strength (nominal size of coarse aggregate 20 mm) at all levels, including cost of all materials, P/F foundation Bolts , labour, hire charges of equipments and T&P, POL, shuttering, curing, etc complete for handling, transportation, batching, mixing, placing, vibrating, and rendering, cleaning and finishing the exposed over ground surfaces with cement mortar 1:3 (1 cement : 3 sand) to give smooth and even surface but excluding the cost of reinforcement complete as per specification, construction drawings and direction of Engineer-in-charge.

Concrete of M25 grade having cube strength of 25 N/mm2 at 28 days.

Equipment and pile caps

Piling RCC Including use of add mixtures and other associated works

High yield strength cold deformed steel reinforcement bars conforming to IS: 1786 for R.C.C. or any other work including the cost of all materials, binding wire, labour, hire charges of equipments and T&P, bending, binding, placing and tieing in position, POL etc. complete as per specification, construction drawings and direction of Engineer-in-charges.

FOUNDATION FOR TRANSFORMER / ROAD CUM RAIL TRACK

Excavation in all type of soils including mixed soils (i.e. soils containing pebbles/boulders etc.) for any section including all labour, POL, hire charges of equipments and T&Ps etc. including sheeting & shoring, dewatering, lifting, handling and stock piling of excavated materials, back filling with excavated or borrowed earth and disposal of surplus excavated earth as directed for all leads & lifts complete as per specification, construction drawings and direction of Engineer-in-charge.

Foundation beams

Plain cement concrete of specified grade and strength conforming to IS: 456 placed as sub-base under structural concrete or as shown in approved construction drawings at all levels including cost of all materials, labour, hire charges of equipments and T&P, POL, etc. complete for handling, transportation, batching, mixing, placing, vibrating, compacting, leveling, curing etc. as per specification, construction drawings and direction of Engineer-in-charge.

Concrete of M-10 grade (below foundation) having cube strength of 10 N / mm2 with 40 mm nominal size coarse aggregate.

Concrete of M-15 grade (for making slope in transformer pit in second stage) having cube strength of 15 N / mm2 with 20 mm nominal size coarse aggregate.

Structural cement concrete ( plain/ reinforced) of specified 28 days strength (nominal size of coarse aggregate 20 mm) at all levels, including cost of all materials, labour, hire charges of equipments and T&P, POL, shuttering, curing, etc. complete for handling, transportation, batching, mixing, placing, vibrating, and rendering, cleaning and finishing the exposed over ground surfaces with cement mortar 1:3 (1 cement : 3 sand) to give smooth and even surface but excluding the cost of reinforcement complete as per specification, construction drawings and direction of Engineer-in-charges.

Concrete of M25 grade having cube strength of 25 N/mm2 at 28 days.

Foundations for equipment and pile caps

For pile foundations

For Protection Wall

Supply & installation of 50 Kg, broad gauge rails conforming to Indian Railways specifications and fixing on RCC pedstrals including cost of all materials, labour, hire charges of equipments and T&P, fixing bolts, base plates, clamping plates etc. but excluding the cost of excavation, concrete, reinforcement, shuttering etc complete as per specification, construction drawings and direction of Engineer-In-Charge

High yield strength cold deformed steel reinforcement bars conforming to IS: 1786 for R.C.C. or any other work including the cost of all materials, binding wire, labour, hire charges of equipments and T&P, bending, binding, placing and tieing in position, POL etc. complete as per specification, construction drawings and direction of Engineer-in-charges.

Miscellaneous steel works including providing & fixing of plates,edge protection angles, steel beams, grating, etc complete.

A:-Miscelleneous works including laying of 200mm thick (Minimum) boulders of size(Stone souling)

B:-Sand

C:-Cement concrete M7.5 Grade

CABLE TRENCHES

Excavation in all type of soils including mixed soils (i.e. soils containing pebbles/boulders etc.) for any section including all labour, POL, hire charges of equipments and T&Ps etc. including sheeting & shoring, dewatering, lifting, handling and stock piling of excavated materials and disposal of surplus excavated earth as directed for all leads & lifts complete as per specification, construction drawings and direction of Engineer-in-charge.

Plain cement concrete of specified grade and strength conforming to IS: 456 placed as sub-base under structural concrete or as shown in approved construction drawings at all levels including cost of all materials, labour, hire charges of equipments and T&P, POL, etc. complete for handling, transportation, batching, mixing, placing, vibrating, compacting, leveling, curing etc. as per specification, construction drawings and direction of Engineer-in-charge.

Concrete of M-10 grade having cube strength of 10 N / mm2 with 40 mm nominal size coarse aggregate.

Structural cement concrete ( plain/ reinforced) of specified 28 days strength (nominal size of coarse aggregate 20 mm) at all levels, including cost of all materials, labour, hire charges of equipments and T&P, POL, shuttering, curing, etc. complete for handling, transportation, batching, mixing, placing, vibrating, and rendering, cleaning and finishing the exposed over ground surfaces with cement mortar 1:3 (1 cement : 3 sand) to give smooth and even surface but excluding the cost of reinforcement complete as per specification, construction drawings and direction of Engineer-in-charges.

Concrete of M25 grade having cube strength of 25 N/mm2 at 28 days.

High yield strength cold deformed steel reinforcement bars conforming to IS: 1786 for R.C.C. or any other work including the cost of all materials, binding wire, labour, hire charges of equipments and T&P, bending, binding, placing and tieing in position, POL etc. complete as per specification, construction drawings and direction of Engineer-in-charges.

Miscellaneous steel works including providing & fixing of plates,edge protection angles, steel beams, grating etc complete.

Providing and fixing covers at all levels including cost of all materials, labour, hire charges of equipments and T&P, POL, curing etc. complete for finished item of work as per specification, construction drawings and direction of Engineer-in-charge.

Pre-cast R.C.C. covers made of M-25 grade concrete

Plain cement concrete of grade M15 for providing slope in cable trenches of specified grade and strength conforming to IS:456 including cost of all materials, labour, hire charges of equipments and T&P, POL, handling, transportation, batching, mixing, curing, etc. complete for finished item of work as per specification, construction drawings and direction of Engineer-in-charge.

LEVELLING & GRADING

Levelling & grading of the complete outdoor switch yard at E L10 mtrs for Transformers, 132 kV & 33 kV yards after construction of foundations,cable trenches,drains, railway tracks, road etc. and providing the suitable slopes towards the nearest drains including the cost of all materials, labor, higher charges of equipments & T&P, POL etc. complete as per specification, construction drawings and direction of engineer in charge.

Supply & spreading of nallah makh(RBM) to provide sub base (75mm) for yard concreting inclung alll costs,carriage,labour e.t.c

M10 Plain cement concrete of specified grade and strength conforming to IS: 456 placed as sub-base under structural concrete or as shown in approved construction drawings at all levels including cost of all materials, labour, hire charges of equipments and T&P, POL, shuttering etc complete for handling, transportation, batching, mixing, placing, vibrating, compacting, leveling, curing etc. as per specification, construction drawings and direction of Engineer-in-charge.

Providing 75 mm thick (compacted tickness) layer of 40 mm nominal size metal over morrum layer & providing the suitable slopes towards the nearest drains including the cost of all materials, labor, higher charges of equipments & T&P, POL etc. complete as per specification, construction drawings and direction of engineer in charge.

Providing Anti Weed treatment as per specification

Miscellaneos works

Chain link fencing and drains

Demolation of existing chain link fencing posts ,mesh,concete blocks,stacking of sericiable material and reconstruction of same on the required allignment to acheive the bay width on 132kv and 33kv yard as per specification of approved Drawings

Demolation of existing stone massonary surface drain including cleaning of stones from water and reconstruction of fresh drain in stone massonary in cement mortar 1:5 including plastering ,copping and flooring as per specification of approved Drawings

RCC Road cum rail and Transformer Track

Excavation in all type of soils including mixed soils (i.e. soils containing pebbles/boulders etc.) for any section including all labour, POL, hire charges of equipments and T&Ps etc. including sheeting & shoring, dewatering, lifting, handling and stock piling of excavated materials, back filling with excavated or borrowed earth and disposal of surplus excavated earth as directed for all leads & lifts complete as per specification, construction drawings and direction of Engineer-in-charge.

Plain cement concrete of specified grade and strength conforming to IS: 456 placed as sub-base under structural concrete or as shown in approved construction drawings at all levels including cost of all materials, labour, hire charges of equipments and T&P, POL, shuttering etc complete for handling, transportation, batching, mixing, placing, vibrating, compacting, leveling, curing etc. as per specification, construction drawings and direction of Engineer-in-charge.

Supply and installationof 50kg broad gauge rails confirming to Indian railways specifications and fixed in RCC work including all carriages and labour charges

Miscellaneos steel works including providing of steel rods.angles.plates ,Nuts and bolts e.t.c complete

High yield strength cold deformed steel reinforcement bars conforming to IS: 1786 for R.C.C. or any other work including the cost of all materials, binding wire, labour, hire charges of equipments and T&P, bending, binding, placing and tieing in position, POL etc. complete as per specification, construction drawings and direction of Engineer-in-charges.

Providing and laying dry sand including all costs and carriages

Handling, Storage, Preservation, Erection, (except civil works ) Dehydaration (as aplicable) Testing and Commissioning of

Power Transformer

50 MVA 3 Phase 132/33 kV , ONAN/ONAF cooled oil emersed with online tap changer, outdoor type 2 winding transformer with all acessories and fittings including oil and NIFP system

Structures

132 kV & 33 kV structures including Nuts and Bolts

Main Equipments

Circuit breakers

3 pole, 145 kV,1250 Amp of 3-Phase, 50c/s, 31.5 kA for 1 second, SF6 Circuit Breaker out door type with offered operating mechanism, all accessories,clamps, auxiliaries and marshalling boxes / kiosks etc. complete in all respects as specified in the technical specification

3 pole, 36kV,1250Amp, 50c/s, 25kA, Vaccum Circuit Breakers out door type with offered operating mechanism, all accessories,clamps, auxiliaries and marshalling boxes / kiosks etc. complete in all respects as specified in the technical specification.

Isolators

145 kV, 50 c/s, 2000 Amps, 31.5 kA for one second, AC Motor Operated horizontal double break, outdoor type 3 pole isolators with all accessories,clamps, auxiliaries, marshalling boxes, other essentials, complete in all respects as specified in the technical specification with two earthing blades.

145 kV, 50 c/s, 2000 Amps, 31.5 kA for one second, AC Motor Operated horizontal double break, outdoor type 3 pole isolators with all accessories,clamps, auxiliaries, marshalling boxes, other essentials, complete in all respects as specified in the technical specification with one earthing blades.

145 kV, 50 c/s, 2000 Amps, 31.5 kA for one second, AC Motor Operated horizontal double break, outdoor type 3 pole isolators with all accessories,clamps, auxiliaries, marshalling boxes, other essentials, complete in all respects as specified in the technical specification without earthing blades.

36 kV, 50 c/s, 2500 Amps,25kA for 3 Sec, horizontal double break, outdoor type manual operated 3 pole isolators with all accessories, auxiliaries,clamps, marshalling boxes, other essentials, complete in all respects as specified in the technical specification without earthing blades.

36 kV, 50 c/s, 2500 Amps,25kA for 3 Sec, horizontal double break, outdoor type manual operated 3 pole isolators with all accessories, auxiliaries,clamps, marshalling boxes, other essentials, complete in all respects as specified in the technical specification with one earthing blade.

Current Transformers

Single phase, 50 c/s, 145kV 5-core Current Transformers (600-300-150/1-1-1-1-1A 31.5A for 1 sec rated dynamic current 100kA(peak), class A insulation, Burden 20 VA including first fill of transformer oil plus 10% etc and all accessories , auxiliaries etc complete in all respects.

Single phase, 50 c/s 36 kV Current Transformers (1200-800-400/1-1-1 A , 25kA for 1 sec, rated dynamic current 25kA(peak), class A insulation, Burden 20 VA inlcluding first fill of transformer oil plus 10% etc and all accessories , auxiliaries etc complete in all respects.

Post Insulators

132KV Post Insulator solid core type, power frequency withstand voltage 275KVP dry lightining impulse with stand voltage ± 650(KVP)

33 KV post insulators solid core type, power frequency withstand voltage 95KVP dry lightning impulse withstand voltage ± 170(KVP)

Surge Arrestor

Single phase, 50 c/s, outdoor, metal oxide gapless type arresters including surge counters / monitors, insulating base and all associated accessories, clamps, auxiliaries, complete in all respects as specified in the technical specification 120 KV(RMS)

Single phase, 50 c/s, outdoor, metal oxide gapless type arresters including surge counters / monitors, insulating base and all associated accessories, clamps, auxiliaries, complete in all respects as specified in the technical specification 30 KV(RMS)

Control and Relay panel

Control & Relay panel for 132 kV Transformer bay completely wired including substation automation supporting IEDs/numerical relays including differential relys, Directional 3 O/C 1 E/F protection and numerical communicable REF protection relay.(As per site requirement and having 110V DC voltage )

Control & Relay panel for 33 kV Transformer bay completely wired including substation automation supporting IEDs/numerical relays.(As per site requirement and having 110V DC voltage )

Battery Bank.

Battery Bank 110 V,300 AH , of 55 No. cells of 2 V each, sealed maintenance free VRLA type,High impact Polyprophelene copolymer container,flame retardant and Battery Charger(Float cum Boast charger) suitable for battery bank with all auxillary & accessories complete as per specification.

1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded copper conductor control cable for DC supply complete as per specification.

2 core, 2.5 sq mm

5 core, 2.5 sq mm

7 core, 2.5 sq mm

8 core, 2.5 sq mm

10 core, 2.5 sq mm

14 core, 2.5 sq mm

16 core, 2.5 sq mm

19 core, 2.5 sq mm

2 core, 6.00 sq mm

4 core, 6.00 sq mm

4 core, 16.00 sq mm

1100 V, PVC insulated, PVC sheathed, FRLS, galvanised steel wire/ strip armoured stranded aluminium conductor power cable for AC supply .3.5 core, 25 sq mm

Cable Glands,PVC Pipes, ferrules & Lugs for all above cables etc.

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.

CONDUCTOR AND HARDWARE FITTINGS

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)

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)

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

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

EARTH AND EARTH MATE COMPLETE IN ALL RESPECVTS

MS Rod 40mm dia

GS Flate 75x12mm

GS Flate 50x8mm

CI Earth pipe 155mm,3.05m and not less han 12.7mm thick required for vboth earh pits and test pits ,coal/coak,salt and all other required material

Nucon Switchgears Private Limited

Trade Linkers Associates

KAILASH DEVBUILD (INDIA) PVT. LTD.