CONSTRUCTION OF BUS REACTOR BAY

Amount

MAIN MATERIAL/ ITEMS

Shunt Reactor

400 KV, 125 MVAR Shunt Reactor including BCT, (Excluding 390 KV SA)(including suitable EHV grade reactor oil & 10 % extra quantity to cover wastages/Spillage during erection and top-up in non-returnable drum).

Mandatory Spare Parts as per Schedule-A

Local and remote WTI complete with sensing device and contacts

Local and remote OTI complete with sensing device and contacts

Pressure release device

Buchholz relay complete with assembly

Magnetic oil level gauge

Set of Valves (Complete set for one reactor)

Breather assembly

Circuit Breaker

420 kV, 2000 Amp., 50 kA rupturing capacity circuit Breaker without closing resistor suitable for single and three phase rapid auto reclosing complete with mounting structures, foundation bolts and nuts and first filling of SF6 gas plus 20% spare gas including accessories and auxiliaries.

Microprocessor based point of wave controller for above item

Terminal Connectors for above item

Mandatory Spares for 420 kV circuit breaker

(i) One pole of circuit breaker with grading capacitor complete with pole column and interrupter with M.B. but without support structure and operating mechanism.

(ii) Rubber gaskets, ‘O’ rings and seals

(iii) Fixed contacts

(iv) Moving contacts

(v) Terminal pads and connectors

(vi) Molecular filter

(vii) Density / pressure monitoring systems (if applicable)

(viii) Relays, power contactors, switch fuse units, limit switches, push buttons, timers and MCB etc.

(ix) Closing assembly valve

(x) Trip assembly valve

(xi) Pressure switches

(xii) Pressure gauge and coupling

(xiii) Auxiliary switch assembly

(xiv) Operation counter

(xv) Closing Coils

(xvi) Tripping coils

(xvii) Support insulator complete for one pole of breaker

Surge Arresters

Single pole voltage -coordinated, outdoor station class heavy duty current limiting type 390 kV lightning arresters suitable for connection between phase and ground on 3 phase 420 kV neutral grounded system complete with insulating base, surge counter and current meter, accessories.

Terminal Connectors for above item

Current Transformer (LIVE TANK TYPE ONLY)

2000-1000-500/1-1-1-1-1 Amp. 420 kV single phase multi core current transformers (Live Tank Type only) with rupturing capacity of 50KA with 120% extended current rating.

Terminal Connectors for above item

Spare of 420kV Current Transformer

(i) Complete CT(Live Tank Type only)

(ii) Terminal Connector for above item

Isolator

420 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor, Isolator metallic fitted with single earth blade complete with accessories.

Terminal Connectors for above item

Post insulators for above item

Spares for 420 kV Isolators

i) One complete pole with support insulator and motor operating mechanism excluding structure

ii) Copper contact fingers for male and female contacts.

iii) Open / close contractor assembly, timers, key interlock push button switch

iv) Limit switch and auxiliary switch

v) Motor housing bearing assembly

vi) Terminal pads and connectors

vii) Motor with gear assembly and bevel gear assembly

viii) Corona shield rings

ix) Hinge pins

x) Bearings

xi) Current carrying assembly

xii) Interlocking coil

C&R Pannel & SAS System

Relay Panel for 420 KV Bus Reactor

Control Panel for 420 KV Bus Reactor

400 KV Busbar Protection Relay Panel

400 KV Busbar Protection Control Panel

Upgrade of substation Automation system M/S ABB make at existing 400 KV GSS (Software & Hardware)

Necessary peripherial units, hardware, software, wiring for adding new 1 No 400 kV bay (as per scope of specifications) in existing 400 kV bus bar protection scheme M/S GE Make (Refer clause no. 7.4.4 of volume II, part-3,Section -I of the specification.

Supply. erection, testing & commissioning of Ethernet Switch, OFC, BCU, IEDs etc. to complete the scope specification of integrating of. 400 kV feeder bays with the existing Make supplied SAS system.

Necessary software and hardware alongwith laptop to up / down load the data / from the relays from / to the laptop. The supply of laptop is covered under this scope.

HARDWARES AND MECHANICAL/ELECTRICAL AUXILIARIES

400 kV Single Suspension string insulator assembly with 25 Nos. anti fog type disc insulators with all hardware accessories including corona ring with dropper / through type clamp set for Twin / quadruple Moose ACSR with 450 mm sub-conductor spacing.

i) Quad / Twin Moose through type

ii) Quad / Twin Moose Dropper type

400 kV Bus Post Insulator stacks with corona ring other than those not included with individual equipment.

400 kV Corona bellow / sphere for 4” IPS Al. tube

a) 400 kV clamps and connectors other than those not included with individual equipment.

b) All type clamp and connectors for earthwire and GS flat

400 kV Spacers(All types)

i) Flexible type

Grounding Conductor (GS & MS flats of all sizes and Cu/Al Flexible braids)

40 mm dia MS Rod

40 mm dia 3000 mm long MS rod (earth electrodes) with/without test links, RCC pits, C.I .cover hinged at C.I. frame alongwith all associated civil works

40 mm dia 3000 mm long GS pipe electrodes with test links and treated earth pits with C.I .cover hinged at C.I. frame alongwith all associated civil works

Note:- (i) The GS/MS flats to be used for earthing of the equipment shall be required to be drilled/welded at site as per the needs and M.S. Flats shall be properly painted as per the stipulations. Supply of necessary bolts, nuts & washers shall also be in the scope of the contractor. (ii) All the dropped jumpers shall be of Y-type.

4” IPS (EH) Al. Tube (OD. 114.2 mm, Thickness-8.51 mm)

Welding sleeves for 4” IPS Al. tube

Earthwire tension clamps with D. Shackle assembly and earth bond

Lugs to suit 10.98 mm GS Earthwire

Bay Marshalling KIOSK

200Way (Stud Tyoe Connectors)

Junction boxes

Cables (FRLS)

(a)1.1 KV grade PVC insulated armoured control cables – Cu

(b) 1.1 kV grade XLPE / PVC insulated armoured Al. conductor power cable

Straight through joints for 1.1 kV XLPE / PVC power cables as required

Double compression type cable gland for 1.1 kV grade insulated cables & its termination as per cable sizes.

Crimping type cable lugs (Tinned copper) of size of cable as required.

PVC Pipes for Laying cables as per IS 4985 (the sizes shall be recommended by the bidder)

Hume pipes for road crossing (NP-4 class). (Sizes shall be recommended by the bidder)

Pressure die cast AL (LM6) Nylon 6 made trefoil clamp for recommended cables

MS Angle Flat and ISMC channel (All size)

ACSR Moose Conductor

7/3.15 mm GS Earth wire

Disc Insulators 120 KN

FIRE FIGHTING SYSTEM ( AS PER TECHNICAL SPECIFICATION)

Emulsifyre System for sunt reactors By extending existing system through MS pipe and providing various sizes of GI pipes and fittings(25,50,75.100,150,200,250 mm.dia.) set for Deluge Valve, Stop Valves, Emulisyfire Projectors & decetors , D.A. Switches required power & control cables , alarm motor and gong for Emulsyfire protection etc. as per technical specification

FIRE DETECTION AND ALARM SYSTEM FOR AC KIOSK By providing addressable Photo Electronic light scattered smoke detectors with / without duct caging, addressable ionization chamber smoke detectors, FRLS control cables etc. as per technical specification

HAND APPLIANCES Carbon di-oxide type portable fire extinguisher of 4.5Kg capacity complete with fill

HYDRANT SYSTEM Extension of existing hydrant system upto Shunt reactor, 400 kV Kiosk Building including Hose pipe of suitable length and fitted with accessories like branch pipes, Nozzles etc. kept in Hose boxes. as per technical specification

SPARES FOR MULSIFYRE / HYDRANT SYSTEM

Nozzles

Quartzoil Detectors

Lighting System in Switchyard for subject bay

STRUCTURES: Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure. Conforming to IS:2062 and GI pipe conforming to grade YST 22 or higher grade as per IS:806.

LATTICE STRUCTURE

Structure for 400 kV CT

Pipe Type STRUCTURE

Structure for 400 kV LA

Structure for 400 KV Three Phase Double Break Isolator with Single Earth

Structure for BPI (Low Level-8m)

Structure of 120 KV LA for Shunt reactor

FOTE TERMINAL EQUIPMENTS

Fully wired cabinet with base 19” equipment rack (incl. front cover, cable tray, common cards) with fan unit and control, synchronization, Alarm, dual Power supply input cables

Central Processing Card – CPU

Power supply unit – 48 VDC 85 W

OLTE – 4 Port STM-1 (155 Mbps Card) along with SFPs

Optical Amplifier / Booster equipment (comprising of wave length translator, Wavelength Converter, Booster Amplifier; 21 dBm, Pre Amplifier and Raman Amplifier + Software) for main as well as protected parts

OFC Patch Cords (Set of 48 nos.)

8 Port 2w/4w E&M interface Card

4 port Data Interface Card (Programmable)

4 Port Data interface Card (Programmable) for remote end (to be located at nearest SLDC / Sub-LDC)

Ethernet over SDH transport card (with four 10/100 base, one 100Base – FX and one 1000 Base-LX/SX front interfaces)

4 command integrated Tele-protection Card

Line Differential Relay Interface Card (4 ports)

Engineering Order Wire Phone

Craft Terminal (LAPTOP PC) with element manager software

Any Other item required for successful completion of work

Description of Work / Item(s)

Amount

SERVICES (ETC) including Civil

Shunt Reactor

400 KV, 125 MVAR Shunt Reactor including BCT, (Excluding 390 KV SA)(including suitable EHV grade reactor oil & 10 % extra quantity to cover wastages/Spillage during erection and top-up in non-returnable drum).

Circuit Breaker

420 kV, 2000 Amp., 50 kA rupturing capacity circuit Breaker without closing resistor suitable for single and three phase rapid auto reclosing complete with mounting structures, foundation bolts and nuts and first filling of SF6 gas plus 20% spare gas including accessories and auxiliaries.

Microprocessor based point of wave controller for above item 5.01

Terminal Connectors for above item

Surge Arresters

Single pole voltage -coordinated, outdoor station class heavy duty current limiting type 390 kV lightning arresters suitable for connection between phase and ground on 3 phase 420 kV neutral grounded system complete with insulating base, surge counter and current meter, accessories.

Terminal Connectors for above item

Current Transformer (LIVE TANK TYPE ONLY)

2000-1000-500/1-1-1-1-1 Amp. 420 kV single phase multi core current transformers (Live Tank Type only) with rupturing capacity of 50KA with 120% extended current rating.

Terminal Connectors for above item

Isolator

420 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor, Isolator metallic fitted with single earth blade complete with accessories.

Terminal Connectors for above item

Post insulators for above item

C&R Pannel & SAS System

Relay Panel for 420 KV Bus Reactor

Control Panel for 420 KV Bus Reactor

400 KV Busbar Protection Relay Panel

400 KV Busbar Protection Control Panel

Upgrade of substation Automation system M/S ABB make at existing 400 KV GSS (Software & Hardware)

Necessary peripherial units, hardware, software, wiring for adding new 1 No 400 kV bay (as per scope of specifications) in existing 400 kV bus bar protection scheme Make M/s GE.

Supply. erection, testing & commissioning of Ethernet Switch, OFC, BCU, IEDs etc. to complete the scope specification of integrating of. 400 kV feeder bays with the existing supplied SAS system.

Necessary software and hardware alongwith laptop to up / down load the data / from the relays from / to the laptop. The supply of laptop is covered under this scope.

HARDWARES AND MECHANICAL/ELECTRICAL AUXILIARIES

400 kV Single Suspension string insulator assembly with 25 Nos. anti fog type disc insulators with all hardware accessories including corona ring with dropper / through type clamp set for Twin / quadruple Moose ACSR with 450 mm sub-conductor spacing.

i) Quad / Twin Moose through type

ii) Quad / Twin Moose Dropper type

400 kV Bus Post Insulator stacks with corona ring other than those not included with individual equipment.

400 kV Corona bellow / sphere for 4” IPS Al. tube

a) 400 kV clamps and connectors other than those not included with individual equipment.

b) All type clamp and connectors for earthwire and GS flat

400 kV Spacers(All types)

i) Flexible type

Grounding Conductor (GS & MS flats of all sizes and Cu/Al Flexible braids)

40 mm dia MS Rod

40 mm dia 3000 mm long MS rod (earth electrodes) with/without test links, RCC pits, C.I .cover hinged at C.I. frame alongwith all associated civil works

40 mm dia 3000 mm long GS pipe electrodes with test links and treated earth pits with C.I .cover hinged at C.I. frame alongwith all associated civil works

Note:- (i) The GS/MS flats to be used for earthing of the equipment shall be required to be drilled/welded at site as per the needs and M.S. Flats shall be properly painted as per the stipulations. Supply of necessary bolts, nuts & washers shall also be in the scope of the contractor. (ii) All the dropped jumpers shall be of Y-type.

4” IPS (EH) Al. Tube (OD. 114.2 mm, Thickness-8.51 mm)

Welding sleeves for 4” IPS Al. tube

Earthwire tension clamps with D. Shackle assembly and earth bond

Lugs to suit 10.98 mm GS Earthwire

Bay Marshalling KIOSK

200Way (Stud Type Connectors)

Junction boxes

Cables (FRLS)

(a)1.1 KV grade PVC insulated armoured control cables – Cu

(b) 1.1 kV grade XLPE / PVC insulated armoured Al. conductor power cable

Straight through joints for 1.1 kV XLPE / PVC power cables as required

Double compression type cable gland for 1.1 kV grade insulated cables & its termination as per cable sizes.

Crimping type cable lugs (Tinned copper) of size of cable as required.

PVC Pipes for Laying cables as per IS 4985 (the sizes shall be recommended by the bidder)

Hume pipes for road crossing (NP-4 class). (Sizes shall be recommended by the bidder)

Pressure die cast AL (LM6) Nylon 6 made trefoil clamp for recommended cables

MS Angle Flat and ISMC channel (All size)

ACSR Moose Conductor

7/3.15 mm GS Earth wire /10.98mm dia GS earth wire

Disc Insulators 120 KN

FIRE FIGHTING SYSTEM ( AS PER TECHNICAL SPECIFICATION)

Emulsifyre System for sunt reactors By extending existing system through MS pipe and providing various sizes of GI pipes and fittings(25,50,75.100,150,200,250 mm.dia.) set for Deluge Valve, Stop Valves, Emulisyfire Projectors & decetors , D.A. Switches required power & control cables , alarm motor and gong for Emulsyfire protection etc. as per technical specification

FIRE DETECTION AND ALARM SYSTEM FOR AC KIOSK By providing addressable Photo Electronic light scattered smoke detectors with / without duct caging, addressable ionization chamber smoke detectors, FRLS control cables etc. as per technical specification

HAND APPLIANCES Carbon di-oxide type portable fire extinguisher of 4.5Kg capacity complete with fill

HYDRANT SYSTEM Extension of existing hydrant system upto Shunt reactor, 400 kV Kiosk Building including Hose pipe of suitable length and fitted with accessories like branch pipes, Nozzles etc. kept in Hose boxes. as per technical specification

Lighting System in Switchyard for subject bay

STRUCTURES: Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure. Conforming to IS:2062 and GI pipe conforming to grade YST 22 or higher grade as per IS:806.

LATTICE STRUCTURE

Structure for 400 kV CT

Pipe Type STRUCTURE

Structure for 400 kV LA

Structure for 400 KV Three Phase Double Break Isolator with Single Earth

Structure for BPI (Low Level-8m)

Structure for 120 KV LA (For Shunt Reactor)

FOTE TERMINAL EQUIPMENTS

Fully wired cabinet with base 19” equipment rack (incl. front cover, cable tray, common cards) with fan unit and control, synchronization, Alarm, dual Power supply input cables

Central Processing Card – CPU

Power supply unit – 48 VDC 85 W

OLTE – 4 Port STM-1 (155 Mbps Card) along with SFPs

Optical Amplifier / Booster equipment (comprising of wave length translator, Wavelength Converter, Booster Amplifier; 21 dBm, Pre Amplifier and Raman Amplifier + Software) for main as well as protected parts

OFC Patch Cords (Set of 48 nos.)

8 Port 2w/4w E&M interface Card

4 port Data Interface Card (Programmable)

4 Port Data interface Card (Programmable) for remote end (to be located at nearest SLDC / Sub-LDC)

Ethernet over SDH transport card (with four 10/100 base, one 100Base – FX and one 1000 Base-LX/SX front interfaces)

4 command integrated Tele-protection Card

Line Differential Relay Interface Card (4 ports)

Engineering Order Wire Phone

Craft Terminal (LAPTOP PC) with element manager software

Any Other item required for successful completion of work

CIVIL WORKS

FOUNDATIONS :

LATTICE STRUCTURE

400 kV C.T. Support Sructure

400kV Circuit Breaker

PIPE Type STRUCTURES

400 kV Surge Arrestor

400 kV, Double break Isolator with single Earth blade

400 kV BPI

120 kV LA(For Shunt reactor)

CABLE TRENCH

Type C Cable trench

CABLE TRENCH CROSSING

Road crossing for C Type Cable Tranches

ANTI WEED TREATMENT AND BASE LAYER OF INTERLOCKING TILES

Providing and fixing of precast concrete interlocking blocks of M 30 grade 60mm thick manufactured from fully computerised automatic stationery hydraullic vibropressed machine and fully computerised automatic batching plant of class A1/A2 as per BS 6717:2001. The CC interlocking paving blocks be laid on average 50mm. thick bed of coarse sand and the joint is to be filled with fine sand. Laying procedure on compacted sub-base as defined. Complete job is to be executed as per the instruction of Engineer incharge. The rates to be inclusive of all lead, Lifts and taxes. General specification of blocks: 1) Shape as defined by Engineer incharge 2) Tensile splitting strength and braking load as per BS 6717:2001 3) Color: Grey cement natural colour 4) Variation in dimension: Less than 1.6mm. 5) Variation in thickness: Less than 3.2mm 6) Abrasion: As per BS: 6717:2001

CIVIL WORKS:- JELLY SPREADING (Gravelling)

Providing and laying 100mm thick layer of granite/basalt/trap jelly(gravel) of 40mm single size shall be spread over the entire switchyard area as per drawing and directions of engineer incharge of the work. The whole switchyard area (excluding buildings pathway road, drainages, cable trenches, equipments/ structures plinths etc.) shall be covered with jelly spreading. The jelly used shall be free from dirt, organic materials and flakes.

Add: Any other item bidder may require to complete the Civil works as per specification requirements

Description of Work / Item(s)

Amount

MAIN MATERIAL/ ITEMS

25 MVAr, 220 kV Bus Reactor

220 kV,25 MVAR three phase shunt reactor(Excluding 198 KV SA)(including suitable EHV grade reactor oil & 10 % extra quantity to cover wastages/Spillage during erection and top-up in non-returnable drum).

Nitrogen injection fire prevention and extinguishing system for 25 MVAR Bus Reactor as per technical specification with mild steel oil tank (5 mm thick sheet) of suitable capacity (at least 10% of total oil quantity) with moisture/corrosion/rust proof coating (5 mm thick sheet) on external & internal surface with internal paint which is corrosion/rust/chemical resistive preferable in white colour or in lighter shades of yellow and grey, with water tight cover, to be placed in the oil pit as per specification.

Mandatory Spare Parts as per Schedule-A

Local and remote WTI complete with sensing device and contacts

Local and remote OTI complete with sensing device and contacts

Pressure release device

Buchholz relay complete with assembly

Magnetic oil level gauge

Set of Valves (Complete set for one reactor)

Breather assembly

Circuit Breaker

245 kV, 2000 Amp. 40 kA rupturing capacity circuit breaker suitable for single and three phase rapid auto reclosing complete with mounting structures, foundation bolts, nuts and first filling of SF-6 gas plus 20% spare gas including accessories and auxiliaries

Terminal Connectors for above item

Current Transformer (LIVE TANK TYPE ONLY)

1000-500-250/1-1-1-1-1 Amp. 245 kV single phase multi core current transformers

Terminal Connectors for above item

Isolator

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor Isolator metallic without Earth Blade complete with all accessories.

Terminal Connectors for above

Post insulators for above item

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor Isolator metallic with single Earth Blade complete with all accessories.

Terminal Connectors for above

Post insulators for above item

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor, Isolator metallic for Tandem operation complete with all accessories.

Terminal Connectors for above item

Post insulators for above item

Surge Arresters

Single pole voltage -coordinated, outdoor station class heavy duty current limiting type 198 kV lightning arresters suitable for connection between phase and ground on 3 phase 245 kV neutral grounded system complete with insulating base, surge counter and current meter, and all accessories as per specification.

Terminal Connectors for above item

CONTROL, RELAY & PROTECTION PANELS

245 kV Control & Relay Panel for Bus Reactor

Necessary peripherial units, hardware, software, wiring for adding new 1 No 220 kV bay (as per scope of specifications) in existing 220 kV bus bar protection scheme M/s Siemens (Refer clause no. 7.4.4 of volume II, part-3,Section -I of the specification.

SUBSTATION AUTOMATION SYSTEM

Augmentation of existing substation automation system (IEC-61850 based M/s ABB make) for new 1 No. 220kV bays alongwith Bay Control Units (BCU),IEDs, Fiber Optic, Ethernet Switches, Hardware & software etc. as per scope of the specification.

HARDWARE AND MECHANICAL/ELECTRICAL AUXILIARIES

Single Tension Hardware for single Tarantulla(Bolted Type)

Single/Double Tension Hardware for double Tarantulla (Bolted Type)

Single Suspension Hardware for single Tarantulla (Bolted Type)

Single/double Suspension Hardware for double Tarantulla (Bolted Type)

Disc Insulators 120 KN

Disc Insulators 70 KN

245 kV Bus Post Insulators other than those not included with individual equipment.

Clamps and Connectors i.e. PG Clamps, T-Clamps, PI Clamps, Bus Bar Spacers etc. and terminal connectors for equipments for Tarantulla conductor

Clamps and Connectors i.e. PG Clamps, T-Clamps, etc. for G.S. Earth wire

Grounding Conductor (GS & MS flats of all sizes and Cu/Al Flexible braids)

40/28 mm dia MS Rod

40/28 mm dia 3000 mm long MS rod (earth electrodes) with/without test links, RCC pits, C.I .cover hinged at C.I. frame along with all associated civil works

Note:- i) The GS/MS flats to be used for earthing of the equipment shall be required to be drilled/welded at site as per the needs and approved drawing and M.S. Flats shall be properly painted as per the stipulations. Supply of necessary bolts, nuts & washers shall also be in the scope of the contractor. ii) All the dropped jumpers shall be of Y-type

Earthwire tension clamps with D. Shackle assembly and earth bond

Lugs to suit 10.98 mm GS Earthwire

Bay Marshalling kiosks MK1R for 220 KV bay

Junction boxes

Cables (FRLS)

1.1 KV grade PVC insulated armoured control cables – Cu

1.1 kV grade XLPE / PVC insulated armoured Al. conductor power cable

Streight through Joints for 1.1 kV grade XLPE / PVC insulated power cable as required

Double compression type cable gland for 1.1 kV grade insulated cables & its termination as per cable sizes.

Crimping type cable lugs (Tinned copper) of size of cable as required.

PVC Pipes for Laying cables as per IS 4985 (the sizes shall be recommended by the bidder)

Hume pipe for road crossing NP-4 class (Sizes shall be recommended by the bidder)

Pressure die cast AL(LM-6) nylon-6 make trifoil clamp for recommended cables

MS angle flat & ISMC channel (All sizes)

Tarantulla Conductor

7/3.15 mm GS Earth wire

FIRE FIGHTING SYSTEM (AS PER TECHNICAL SPECIFICATION)

HAND APPLIANCES Carbon di-oxide type portable fire extinguisher of 4.5Kg capacity complete with fill.

LED based Lighting System in Switchyard for subject bay

STRUCTURES: Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure. Conforming to IS:2062 and GI pipe conforming to grade YST 22 or higher grade as per IS:806.

LATTICE STRUCTURE

220 kV tower type AT1

AB Beam Structure

Structure type PIS

220 kV LA support structure (AO5)

220 kV CT support structure (AO3)

220 kV Isolator (AO1)

220 kV Isolator (AO1-T)

Any Other item required for successful completion of work

Description of Work / Item(s)

Amount

Service part

220 kV, 25 MVAR SHUNT REACTOR (BUS TYPE)

220 kV,25 MVAR three phase shunt reactor(Excluding 198 KV SA)(including suitable EHV grade reactor oil & 10 % extra quantity to cover wastages/Spillage during erection and top-up in non-returnable drum).

Nitrogen injection fire prevention and extinguishing system for 25 MVAR Bus Reactor as per technical specification with mild steel oil tank (5 mm thick sheet) of suitable capacity (at least 10% of total oil quantity) with moisture/corrosion/rust proof coating (5 mm thick sheet) on external & internal surface with internal paint which is corrosion/rust/chemical resistive preferable in white colour or in lighter shades of yellow and grey, with water tight cover, to be placed in the oil pit as per specification.

CIRCUIT BREAKER

245 kV, 2000 Amp. 40 kA rupturing capacity circuit breaker suitable for single and three phase rapid auto reclosing complete with mounting structures, foundation bolts, nuts and first filling of SF-6 gas plus 20% spare gas including accessories and auxiliaries

Terminal Connectors for above

CURRENT TRANSFORMER (LIVE TANK ONLY)

1000-500-250/1-1-1-1-1 Amp. 245 kV single phase multi core current transformers.

Terminal Connectors for above

ISOLATOR

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor Isolator metallic without Earth Blade complete with all accessories.

Terminal Connectors for above

Post insulators for above

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor Isolator metallic with single Earth Blade complete with all accessories.

Terminal Connectors for above

Post insulators for above

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor, Isolator metallic for Tandem operation complete with all accessories.

Terminal Connectors for above

Post insulators for above

SURGE ARRESTOR

Single pole voltage -coordinated, outdoor station class heavy duty current limiting type 198 kV lightning arresters suitable for connection between phase and ground on 3 phase 245 kV neutral grounded system complete with insulating base, surge counter and current meter, and all accessories as per specification.

Terminal Connectors for above

CONTROL, RELAY & PROTECTION PANELS & ASSOCIATED MANDATORY SPARES/EQUIPMENTS

245 kV Control & Relay Panel for Bus Reactor

Necessary peripherial units, hardware, software, wiring for adding new 1 No 220 kV bay (as per scope of specifications) in existing 220 kV bus bar protection scheme Make M/s Siemens.

SUBSTATION AUTOMATION SYSTEM

Supply. erection, testing & commissioning of Ethernet Switch, OFC, BCU, IEDs etc. to complete the scope of integrating of 1 nos. 220 kV feeder bays with the existing M/s ABB supplied SAS system.

HARDWARES AND MECHANICAL/ELECTRICAL AUXILLIARIES Note:- (i) The items under the Hardware, Mechanical/Electrical auxiliaries, Structures and civil works have been listed for the purposes of Bid preparation. The Bidder is required to estimate the quantities. The bidder is required to indicate unit rate and total price of the items under respective heads in bid proposal sheets. The bidder may note that the list indicated below is not exhaustive and he may modify the same to meet the complete requirement of specification. The cement and steel shall be supplied by the Contractor. (ii) The GS/MS flats to be used for earthing of the equipment shall be required to be drilled/welded at site as per the needs and approved drawing and M.S. Flats shall be properly painted as per the stipulations. Supply of necessary bolts, nuts & washers shall also be in the scope of the contractor. (iii) All the dropped jumpers shall be of Y-type.

Single Tension Hardware for single Tarantulla (Bolted Type)

Single/Double Tension Hardware for double Tarantulla (Bolted Type)

Single Suspension Hardware for single Tarantulla (Bolted Type)

Single/double Suspension Hardware for double Tarantulla (Bolted Type)

Disc Insulators 120 KN

Disc Insulators 70 KN

245 kV Bus Post Insulators other than those not included with individual equipment.

Clamps and Connectors i.e. PG Clamps, T-Clamps, PI Clamps, Bus Bar Spacers etc. and terminal connectors for equipments for Tarantulla conductor

Clamps and Connectors i.e. PG Clamps, T-Clamps, etc. for G.S. Earth wire

Grounding Conductor (GS & MS flats of all sizes and Cu/Al Flexible braids)

40/28 mm dia MS Rod

40/28 mm dia 3000 mm long MS rod (earth electrodes) with/without test links, RCC pits, C.I .cover hinged at C.I. frame along with all associated civil works

Earthwire tension clamps with D. Shackle assembly and earth bond

Lugs to suit 10.98 mm GS Earthwire

Bay Marshalling kiosks for 220 KV bay

Junction boxes

Cables (FRLS)

1.1 KV grade PVC insulated armoured control cables – Cu

1.1 kV grade XLPE / PVC insulated armoured Al. conductor power cable

Straight through joints for 1.1 kV XLPE / PVC power cables as required

Double compression type cable gland for 1.1 kV grade insulated cables & its termination as per cable sizes.

Crimping type cable lugs (Tinned copper) of size of cable as required.

PVC Pipes for Laying cables as per IS 4985 (the sizes shall be recommended by the bidder)

Hume pipes for road crossing (NP-4 class). (Sizes shall be recommended by the bidder)

Pressure die cast AL (LM6) Nylon 6 made trefoil clamp for recommended cables

MS Angle Flat and ISMC channel (All size)

Tarantulla conductor

7/3.15 mm GS Earth Wire

Any other item.

FIRE FIGHTING SYSTEM (AS PER TECHNICAL SPECIFICATION)

HAND APPLIANCES Carbon di-oxide type portable fire extinguisher of 4.5Kg capacity complete with fill.

LED based Lighting System in Switchyard for subject bay

Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure. Conforming to IS:2062 and GI pipe conforming to grade YST 22 or higher grade as per IS:806.

LATTICE STRUCTURES

220 kV tower type AT1

AB Beam Structure

Structure type PIS

220 kV LA support structure (AO5)

220 kV CT support structure (AO3)

220 kV Isolator (AO1)

220 kV Isolator (AO1-T)

LATTICE STRUCTURE

220 kV tower type AT1

220 kV LA support structure (AO5)

220 kV CT support structure (AO3)

220 kV Isolator (AO1)

220 kV Isolator (AO1-T)

220 kV PI Structure

FOUNDATION OF 25MVAR, 220kV SHUNT REACTOR AND ASSOCIATED EQUIPMENTS including NIFPES

Civil works for MS Tank including Excavation, Laying of 75 mm PCC, Constructing brick wall jacket around the tank, laying of 200 mm RCC raft, leveling and alignment of MS Tank, backfilling with excavated sand, Top leveling by laying of PCC, as per site requirement and Technical specifications (complete job).As per specification for 25 MVAr reactor

Type C Cable trench

ANTI WEED TREATMENT AND BASE LAYER OF INTERLOCKING TILES

Providing and fixing of precast concrete interlocking blocks of M 30 grade 60mm thick manufactured from fully computerised automatic stationery hydraullic vibropressed machine and fully computerised automatic batching plant of class A1/A2 as per BS 6717:2001. The CC interlocking paving blocks be laid on average 50mm. thick bed of coarse sand and the joint is to be filled with fine sand. Laying procedure on compacted sub-base as defined. Complete job is to be executed as per the instruction of Engineer incharge. The rates to be inclusive of all lead, Lifts and taxes. General specification of blocks: 1) Shape as defined by Engineer incharge 2) Tensile splitting strength and braking load as per BS 6717:2001 3) Color: Grey cement natural colour 4) Variation in dimension: Less than 1.6mm. 5) Variation in thickness: Less than 3.2mm 6) Abrasion: As per BS: 6717:2001

CIVIL WORKS:- JELLY SPREADING (Gravelling)

Labour charge for collect & respreading after screening of existing 100mm thick layer of granite/basalt/trap jelly(gravel) of 40mm single size shall be spread over the entire switchyard area as per drawing and directions of engineer incharge of the work. The whole switchyard area (excluding buildings pathway road, drainages, cable trenches, equipments/ structures plinths etc.) shall be covered with jelly spreading. The jelly used shall be free from dirt, organic materials and flakes.

Add: Any other item bidder may require to complete the Civil works as per specification requirements

Description of Work / Item(s)

Amount

MAIN MATERIAL/ ITEMS

25 MVAr, 220 kV Bus Reactor

220 kV,25 MVAR three phase shunt reactor(Excluding 198 KV SA)(including suitable EHV grade reactor oil & 10 % extra quantity to cover wastages/Spillage during erection and top-up in non-returnable drum).

Nitrogen injection fire prevention and extinguishing system for 25 MVAR Bus Reactor as per technical specification with mild steel oil tank (5 mm thick sheet) of suitable capacity (at least 10% of total oil quantity) with moisture/corrosion/rust proof coating (5 mm thick sheet) on external & internal surface with internal paint which is corrosion/rust/chemical resistive preferable in white colour or in lighter shades of yellow and grey, with water tight cover, to be placed in the oil pit as per specification.

Mandatory Spare Parts as per Schedule-A

Local and remote WTI complete with sensing device and contacts

Local and remote OTI complete with sensing device and contacts

Pressure release device

Buchholz relay complete with assembly

Magnetic oil level gauge

Set of Valves (Complete set for one reactor)

Breather assembly

Circuit Breaker

245 kV, 2000 Amp. 40 kA rupturing capacity circuit breaker suitable for single and three phase rapid auto reclosing complete with mounting structures, foundation bolts, nuts and first filling of SF-6 gas plus 20% spare gas including accessories and auxiliaries

Terminal Connectors for above item

Current Transformer (LIVE TANK TYPE ONLY)

1000-500-250/1-1-1-1-1 Amp. 245 kV single phase multi core current transformers

Terminal Connectors for above item

Isolator

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor Isolator metallic without Earth Blade complete with all accessories.

Terminal Connectors for above

Post insulators for above item

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor Isolator metallic with single Earth Blade complete with all accessories.

Terminal Connectors for above

Post insulators for above item

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor, Isolator metallic for Tendom operation complete with all accessories.

Terminal Connectors for above item

Post insulators for above item

Surge Arresters

Single pole voltage -coordinated, outdoor station class heavy duty current limiting type 198 kV lightning arresters suitable for connection between phase and ground on 3 phase 245 kV neutral grounded system complete with insulating base, surge counter and current meter, and all accessories as per specification.

Terminal Connectors for above item

CONTROL, RELAY & PROTECTION PANELS

245 kV Control & Relay Panel for Bus Reactor

Necessary peripherial units, hardware, software, wiring for adding new 1 No 220 kV bay (as per scope of specifications) in existing 220 kV bus bar protection scheme M/S ABB make (Refer clause no. 7.4.4 of volume II, part-3,Section -I of the specification.

HARDWARE AND MECHANICAL/ELECTRICAL AUXILIARIES

Single Tension Hardware for single Zebra (Bolted Type)

Single/Double Tension Hardware for double Zebra (Bolted Type)

Single Suspension Hardware for single Zebra (Bolted Type)

Single/double Suspension Hardware for double Zebra (Bolted Type)

Disc Insulators 120 KN

Disc Insulators 70 KN

245 kV Bus Post Insulators other than those not included with individual equipment.

Clamps and Connectors i.e. PG Clamps, T-Clamps, PI Clamps, Bus Bar Spacers etc. and terminal connectors for equipments for ACSR Zebra conductor

Clamps and Connectors i.e. PG Clamps, T-Clamps (bolted type), etc. for G.S. Earth wire

Grounding Conductor (GS & MS flats of all sizes and Cu/Al Flexible braids)

40/28 mm dia MS Rod

40/28 mm dia 3000 mm long MS rod (earth electrodes) with/without test links, RCC pits, C.I .cover hinged at C.I. frame along with all associated civil works

Note:- i) The GS/MS flats to be used for earthing of the equipment shall be required to be drilled/welded at site as per the needs and approved drawing and M.S. Flats shall be properly painted as per the stipulations. Supply of necessary bolts, nuts & washers shall also be in the scope of the contractor. ii) All the dropped jumpers shall be of Y-type

Earthwire tension clamps with D. Shackle assembly and earth bond

Lugs to suit 10.98 mm GS Earthwire

Bay Marshalling kiosks for 220 KV bay MK1R

Junction boxes

Cables (FRLS)

1.1 KV grade PVC insulated armoured control cables – Cu

1.1 kV grade XLPE / PVC insulated armoured Al. conductor power cable

Streight through Joints for 1.1 kV grade XLPE / PVC insulated power cable as required

Double compression type cable gland for 1.1 kV grade insulated cables & its termination as per cable sizes.

Crimping type cable lugs (Tinned copper) of size of cable as required.

PVC Pipes for Laying cables as per IS 4985 (the sizes shall be recommended by the bidder)

Hume pipe for road crossing NP-4 class (Sizes shall be recommended by the bidder)

Pressure die cast AL(LM-6) nylon-6 make trifoil clamp for recommended cables

MS angle flat & ISMC channel (All sizes)

ACSR Zebra Conductor

7/3.15 mm GS Earth wire

FIRE FIGHTING SYSTEM (AS PER TECHNICAL SPECIFICATION)

HAND APPLIANCES Carbon di-oxide type portable fire extinguisher of 4.5Kg capacity complete with fill.

LED based Lighting System in Switchyard for subject bay

STRUCTURES: Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure. Conforming to IS:2062 and GI pipe conforming to grade YST 22 or higher grade as per IS:806.

LATTICE STRUCTURE

220 kV tower type AT-4

220 kV tower type AT-6

220 kV tower type AT-8

220 kV tower type AB1/AB2

220 kV LA support structure (AO5)

220 kV CT support structure (AO3)

220 kV Isolator (AO1-T)

Structure type PIS

Any Other item required for successful completion of work

Description of Work / Item(s)

Amount

Service part

220 kV, 25 MVAR SHUNT REACTOR (BUS TYPE)

220 kV,25 MVAR three phase shunt reactor(Excluding 198 KV SA)(including suitable EHV grade reactor oil & 10 % extra quantity to cover wastages/Spillage during erection and top-up in non-returnable drum).

Nitrogen injection fire prevention and extinguishing system for 25 MVAR Bus Reactor as per technical specification with mild steel oil tank (5 mm thick sheet) of suitable capacity (at least 10% of total oil quantity) with moisture/corrosion/rust proof coating (5 mm thick sheet) on external & internal surface with internal paint which is corrosion/rust/chemical resistive preferable in white colour or in lighter shades of yellow and grey, with water tight cover, to be placed in the oil pit as per specification.

CIRCUIT BREAKER

245 kV, 2000 Amp. 40 kA rupturing capacity circuit breaker suitable for single and three phase rapid auto reclosing complete with mounting structures, foundation bolts, nuts and first filling of SF-6 gas plus 20% spare gas including accessories and auxiliaries

Terminal Connectors for above

CURRENT TRANSFORMER (LIVE TANK ONLY)

1000-500-250/1-1-1-1-1 Amp. 245 kV single phase multi core current transformers

Terminal Connectors for above

ISOLATOR

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor Isolator metallic without Earth Blade complete with all accessories.

Terminal Connectors for above

Post insulators for above

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor Isolator metallic with Single Earth Blade complete with all accessories.

Terminal Connectors for above

Post insulators for above

245 kV 2000 Amp. triple pole, gang operated Horizontal Double break type, motor operated, outdoor, Isolator metallic for Tandem operation complete with all accessories.

Terminal Connectors for above

Post insulators for above

SURGE ARRESTOR

Single pole voltage -coordinated, outdoor station class heavy duty current limiting type 198 kV lightning arresters suitable for connection between phase and ground on 3 phase 245 kV neutral grounded system complete with insulating base, surge counter and current meter, and all accessories as per specification.

Terminal Connectors for above

CONTROL, RELAY & PROTECTION PANELS & ASSOCIATED MANDATORY SPARES/EQUIPMENTS

245 kV Control & Relay Panel for Bus Reactor

Necessary peripherial units, hardware, software, wiring for adding new 1 No 220 kV bay (as per scope of specifications) in existing 220 kV bus bar protection scheme Make M/s ABB.

HARDWARES AND MECHANICAL/ELECTRICAL AUXILLIARIES Note:- (i) The items under the Hardware, Mechanical/Electrical auxiliaries, Structures and civil works have been listed for the purposes of Bid preparation. The Bidder is required to estimate the quantities. The bidder is required to indicate unit rate and total price of the items under respective heads in bid proposal sheets. The bidder may note that the list indicated below is not exhaustive and he may modify the same to meet the complete requirement of specification. The cement and steel shall be supplied by the Contractor. (ii) The GS/MS flats to be used for earthing of the equipment shall be required to be drilled/welded at site as per the needs and approved drawing and M.S. Flats shall be properly painted as per the stipulations. Supply of necessary bolts, nuts & washers shall also be in the scope of the contractor. (iii) All the dropped jumpers shall be of Y-type.

Single Tension Hardware for single Zebra (Bolted Type)

Single/Double Tension Hardware for double Zebra (Bolted Type)

Single Suspension Hardware for single Zebra (Bolted Type)

Single/double Suspension Hardware for double Zebra (Bolted Type)

Disc Insulators 120 KN

Disc Insulators 70 KN

245 kV Bus Post Insulators other than those not included with individual equipment.

Clamps and Connectors i.e. PG Clamps, T-Clamps, PI Clamps, Bus Bar Spacers etc. and terminal connectors for equipments for ACSR Zebra conductor

Clamps and Connectors i.e. PG Clamps, T-Clamps, etc. for G.S. Earth wire

Grounding Conductor (GS & MS flats of all sizes and Cu/Al Flexible braids)

40/28 mm dia MS Rod

40/28 mm dia 3000 mm long MS rod (earth electrodes) with/without test links, RCC pits, C.I .cover hinged at C.I. frame along with all associated civil works

Earthwire tension clamps with D. Shackle assembly and earth bond

Lugs to suit 10.98 mm GS Earthwire

Bay Marshalling kiosks for 220 KV bay

Junction boxes

Cables (FRLS)

1.1 KV grade PVC insulated armoured control cables – Cu

1.1 kV grade XLPE / PVC insulated armoured Al. conductor power cable

Straight through joints for 1.1 kV XLPE / PVC power cables as required

Double compression type cable gland for 1.1 kV grade insulated cables & its termination as per cable sizes.

Crimping type cable lugs (Tinned copper) of size of cable as required.

PVC Pipes for Laying cables as per IS 4985 (the sizes shall be recommended by the bidder)

Hume pipes for road crossing (NP-4 class). (Sizes shall be recommended by the bidder)

Pressure die cast AL (LM6) Nylon 6 made trefoil clamp for recommended cables

MS Angle Flat and ISMC channel (All size)

ACSR Zebra conductor

7/3.15 mm GS Earth Wire

Any other item.

FIRE FIGHTING SYSTEM (AS PER TECHNICAL SPECIFICATION)

HAND APPLIANCES Carbon di-oxide type portable fire extinguisher of 4.5Kg capacity complete with fill.

LED based Lighting System in Switchyard for subject bay

Design, engineering, procurement of materials, fabrication galvaising, proto-assembly, FOR destination delivery & erection including nuts, bolts, gusset plates, base plates, foundation bolts, fixing arrangement for control cabinets/MB of equipments and other accessories for lattice steel structure. Conforming to IS:2062 and GI pipe conforming to grade YST 22 or higher grade as per IS:806.

LATTICE STRUCTURES

220 kV tower type AT-4

220 kV tower type AT-6

220 kV tower type AT-8

220 kV tower type AB1/AB2

220 kV LA support structure (AO5)

220 kV CT support structure (AO3)

220 kV Isolator (AO1-T)

Structure type PIS

LATTICE STRUCTURE

220 kV tower type AT-4

220 kV tower type AT-6

220 kV tower type AT-8

220 kV LA support structure (AO5)

220 kV CT support structure (AO3)

220 kV Isolator (AO1)

Structure type PIS

220 kV CB support structure

220 KV Tandom Isolator

FOUNDATION OF 25MVAR, 220kV SHUNT REACTOR AND ASSOCIATED EQUIPMENTS including NIFPES

Civil works for MS Tank including Excavation, Laying of 75 mm PCC, Constructing brick wall jacket around the tank, laying of 200 mm RCC raft, leveling and alignment of MS Tank, backfilling with excavated sand, Top leveling by laying of PCC, as per site requirement and Technical specifications (complete job).As per specification for 25 MVAr reactor

Type C Cable trench

ANTI WEED TREATMENT AND BASE LAYER OF INTERLOCKING TILES

Providing and fixing of precast concrete interlocking blocks of M 30 grade 60mm thick manufactured from fully computerised automatic stationery hydraullic vibropressed machine and fully computerised automatic batching plant of class A1/A2 as per BS 6717:2001. The CC interlocking paving blocks be laid on average 50mm. thick bed of coarse sand and the joint is to be filled with fine sand. Laying procedure on compacted sub-base as defined. Complete job is to be executed as per the instruction of Engineer incharge. The rates to be inclusive of all lead, Lifts and taxes. General specification of blocks: 1) Shape as defined by Engineer incharge 2) Tensile splitting strength and braking load as per BS 6717:2001 3) Color: Grey cement natural colour 4) Variation in dimension: Less than 1.6mm. 5) Variation in thickness: Less than 3.2mm 6) Abrasion: As per BS: 6717:2001

CIVIL WORKS:- JELLY SPREADING (Gravelling)

Providing and laying 100mm thick layer of granite/basalt/trap jelly(gravel) of 40mm single size shall be spread over the entire switchyard area as per drawing and directions of engineer incharge of the work. The whole switchyard area (excluding buildings pathway road, drainages, cable trenches, equipments/ structures plinths etc.) shall be covered with jelly spreading. The jelly used shall be free from dirt, organic materials and flakes.

Supply & Fixing Barricades to confine Jelly (gravel), which include Supply and fixing cement concrete solid blocks of size 60x(20+25)/2x30 cms (l, b, h) jointed with CM 1:4, made from precast M-20 concrete and laid over 100 mm thick base of PCC 1:4:8 including necessary curing etc. complete. The top of concrete block shall be 100 mm above gravel top with provision of suatable openings for drainage of rain water. The exposed surface of barricades shall be applied with two coat of water proof cement paint.

Design and Construction of unreinforced, dowel jointed plain cement concrete pavement in 150 mm thickness over and including subbase of 150 mm thick quarrry rubbish and 100 thick PCC 1:4:8 with M 30 grade cement concrete laid in approved side form work(steel channels , laying and fixing 125 micron thick polythene film wedged, steel plates including leveling the form work as per drawing, spreading using shovels, rakes, compacted using niddle, plate and screed vibrator finished in continuous operation including provision of expansion and contraction and construction joint, applying debonding strips, primer, sealant, dowel bars at expansion & construction joints only, curing etc complete including dewatering process with all equipments. work also includes provding and fixing precast cement concrete solid blocks on outer edges of both side shoulder of size 60x(20+25)/2x30 cms (l, b, h) jointed with CM 1:4, made from precast M-20 concrete and laid over 100 mm thick base of PCC 1:4:8 including necessary curing etc. complete. The concrete block top shall be 100 mm above road top, with provision of suitable openings for drainage of rain water. The exposed surface of concrete blocks shall be applied with two coat of enamel paint, painted black and yellow alternately, and Providing and laying 60 mm thick M 30 interlocking tile Category A Denated units to key into each other on four faces zig zag shape over 100 mm and PCC 1:4:8, complete as per IRC SP 63:2004 specification on shoulders as per approved drawing, specification and direction of engineer incharge. (payment shall be made as per actual length)

a) 4.00 Mtr. Wide Road with shoulders of 1.0 meter on both sides of CC road.

Add: Any other item bidder may require to complete the Civil works as per specification requirements

Description of Work / Item(s)

Amount

MAIN MATERIAL/ ITEMS

25 MVAr, 220 kV Bus Reactor

220 kV,25 MVAR three phase shunt reactor(Excluding 198 KV SA)(including suitable EHV grade reactor oil & 10 % extra quantity to cover wastages/Spillage during erection and top-up in non-returnable drum).

Nitrogen injection fire prevention and extinguishing system for 25 MVAR Bus Reactor as per technical specification with mild steel oil tank (5 mm thick sheet) of suitable capacity (at least 10% of total oil quantity) with moisture/corrosion/rust proof coating (5 mm thick sheet) on external & internal surface with internal paint which is corrosion/rust/chemical resistive preferable in white colour or in lighter shades of yellow and grey, with water tight cover, to be placed in the oil pit as per specification.

Mandatory Spare Parts as per Schedule-A

Local and remote WTI complete with sensing device and contacts

Local and remote OTI complete with sensing device and contacts

Pressure release device

Buchholz relay complete with assembly

Magnetic oil level gauge

Set of Valves (Complete set for one reactor)

Breather assembly

Circuit Breaker

245 kV, 2000 Amp. 40 kA rupturing capacity circuit breaker suitable for single and three phase rapid auto reclosing complete with mounting structures, foundation bolts, nuts and first filling of SF-6 gas plus 20% spare gas including accessories and auxiliaries

Terminal Connectors for above item

Current Transformer (LIVE TANK TYPE ONLY)

1000-500-250/1-1-1-1-1 Amp. 245 kV single phase multi core current transformers

Terminal Connectors for above item

Surge Arresters

Single pole voltage -coordinated, outdoor station class heavy duty current limiting type 198 kV lightning arresters suitable for connection between phase and ground on 3 phase 245 kV neutral grounded system complete with insulating base, surge counter and current meter, and all accessories as per specification.

Terminal Connectors for above item

CONTROL, RELAY & PROTECTION PANELS

220 kV Control & Relay Panel for Bus Reactor

Necessary peripherial units, hardware, software, wiring for adding new 1 No 220 kV bay (as per scope of specifications) in existing 220 kV bus bar protection scheme M/S Schneider make (Refer clause no. 7.4.4 of volume II, part-3,Section -I of the specification.

HARDWARE AND MECHANICAL/ELECTRICAL AUXILIARIES

Single Tension Hardware for single Zebra (Bolted Type)

Single/Double Tension Hardware for double Zebra (Bolted Type)

Single Suspension Hardware for single Zebra (Bolted Type)

Single/double Suspension Hardware for double Zebra (Bolted Type)

Disc Insulators 120 KN

Disc Insulators 70 KN

Clamps and Connectors i.e. PG Clamps, T-Clamps, PI Clamps, Bus Bar Spacers etc. and terminal connectors for equipments for ACSR Zebra conductor

Clamps and Connectors i.e. PG Clamps, T-Clamps(Bolted type), etc. for G.S. Earth wire

Grounding Conductor (GS & MS flats of all sizes and Cu/Al Flexible braids)

40/28 mm dia MS Rod

40/28 mm dia 3000 mm long MS rod (earth electrodes) with/without test links, RCC pits, C.I .cover hinged at C.I. frame along with all associated civil works

Note:- i) The GS/MS flats to be used for earthing of the equipment shall be required to be drilled/welded at site as per the needs and approved drawing and M.S. Flats shall be properly painted as per the stipulations. Supply of necessary bolts, nuts & washers shall also be in the scope of the contractor. ii) All the dropped jumpers shall be of Y-type

Earthwire tension clamps with D. Shackle assembly and earth bond

Lugs to suit 10.98 mm GS Earthwire

Bay Marshalling kiosks for 220 KV bay MK1R

Junction Box

Cables (FRLS)

1.1 KV grade PVC insulated armoured control cables – Cu

1.1 kV grade XLPE / PVC insulated armoured Al. conductor power cable

Streight through Joints for 1.1 kV grade XLPE / PVC insulated power cable as required

Double compression type cable gland for 1.1 kV grade insulated cables & its termination as per cable sizes.

Crimping type cable lugs (Tinned copper) of size of cable as required.

PVC Pipes for Laying cables as per IS 4985 (the sizes shall be recommended by the bidder)

Hume pipe for road crossing NP-4 class (Sizes shall be recommended by the bidder)

Pressure die cast AL(LM-6) nylon-6 make trifoil clamp for recommended cables

MS angle flat & ISMC channel (All sizes)

ACSR Zebra Conductor

7/3.15 mm GS Earth wire

FIRE FIGHTING SYSTEM (AS PER TECHNICAL SPECIFICATION)

HAND APPLIANCES Carbon di-oxide type portable fire extinguisher of 4.5Kg capacity complete with fill.

LED based Lighting System in Switchyard for subject bay

Any Other item required for successful completion of work

Description of Work / Item(s)

Amount

Service part

220 kV, 25 MVAR SHUNT REACTOR (BUS TYPE)

220 kV,25 MVAR three phase shunt reactor(Excluding 198 KV SA)(including suitable EHV grade reactor oil & 10 % extra quantity to cover wastages/Spillage during erection and top-up in non-returnable drum).

Nitrogen injection fire prevention and extinguishing system for 25 MVAR Bus Reactor as per technical specification with mild steel oil tank (5 mm thick sheet) of suitable capacity (at least 10% of total oil quantity) with moisture/corrosion/rust proof coating (5 mm thick sheet) on external & internal surface with internal paint which is corrosion/rust/chemical resistive preferable in white colour or in lighter shades of yellow and grey, with water tight cover, to be placed in the oil pit as per specification.

CIRCUIT BREAKER

245 kV, 2000 Amp. 40 kA rupturing capacity circuit breaker suitable for single and three phase rapid auto reclosing complete with mounting structures, foundation bolts, nuts and first filling of SF-6 gas plus 20% spare gas including accessories and auxiliaries

Terminal Connectors for above

CURRENT TRANSFORMER (LIVE TANK ONLY)

1000-500-250/1-1-1-1-1 Amp. 245 kV single phase multi core current transformers

Terminal Connectors for above

SURGE ARRESTOR

Single pole voltage -coordinated, outdoor station class heavy duty current limiting type 198 kV lightning arresters suitable for connection between phase and ground on 3 phase 245 kV neutral grounded system complete with insulating base, surge counter and current meter, and all accessories as per specification.

Terminal Connectors for above

CONTROL, RELAY & PROTECTION PANELS & ASSOCIATED MANDATORY SPARES/EQUIPMENTS

220 kV Control & Relay Panel for Bus Reactor

Necessary peripherial units, hardware, software, wiring for adding new 1 No 220 kV bay (as per scope of specifications) in existing 220 kV bus bar protection scheme (Make M/s Schneider).

HARDWARES AND MECHANICAL/ELECTRICAL AUXILLIARIES Note:- (i) The items under the Hardware, Mechanical/Electrical auxiliaries, Structures and civil works have been listed for the purposes of Bid preparation. The Bidder is required to estimate the quantities. The bidder is required to indicate unit rate and total price of the items under respective heads in bid proposal sheets. The bidder may note that the list indicated below is not exhaustive and he may modify the same to meet the complete requirement of specification. The cement and steel shall be supplied by the Contractor. (ii) The GS/MS flats to be used for earthing of the equipment shall be required to be drilled/welded at site as per the needs and approved drawing and M.S. Flats shall be properly painted as per the stipulations. Supply of necessary bolts, nuts & washers shall also be in the scope of the contractor. (iii) All the dropped jumpers shall be of Y-type.

Single Tension Hardware for single Zebra (Bolted Type)

Single/Double Tension Hardware for double Zebra (Bolted Type)

Single Suspension Hardware for single Zebra (Bolted Type)

Single/double Suspension Hardware for double Zebra (Bolted Type)

Disc Insulators 120 KN

Disc Insulators 70 KN

Clamps and Connectors i.e. PG Clamps, T-Clamps, PI Clamps, Bus Bar Spacers etc. and terminal connectors for equipments for ACSR Zebra conductor

Clamps and Connectors i.e. PG Clamps, T-Clamps, etc. for G.S. Earth wire

Grounding Conductor (GS & MS flats of all sizes and Cu/Al Flexible braids)

40/28 mm dia MS Rod

40/28 mm dia 3000 mm long MS rod (earth electrodes) with/without test links, RCC pits, C.I .cover hinged at C.I. frame along with all associated civil works

Earthwire tension clamps with D. Shackle assembly and earth bond

Lugs to suit 10.98 mm GS Earthwire

Bay Marshalling kiosks for 220 KV bay

Junction Box

Cables (FRLS)

1.1 KV grade PVC insulated armoured control cables – Cu

1.1 kV grade XLPE / PVC insulated armoured Al. conductor power cable

Straight through joints for 1.1 kV XLPE / PVC power cables as required

Double compression type cable gland for 1.1 kV grade insulated cables & its termination as per cable sizes.

Crimping type cable lugs (Tinned copper) of size of cable as required.

PVC Pipes for Laying cables as per IS 4985 (the sizes shall be recommended by the bidder)

Hume pipes for road crossing (NP-4 class). (Sizes shall be recommended by the bidder)

Pressure die cast AL (LM6) Nylon 6 made trefoil clamp for recommended cables

MS Angle Flat and ISMC channel (All size)

ACSR Zebra conductor

7/3.15 mm GS Earth Wire

Any other item.

FIRE FIGHTING SYSTEM (AS PER TECHNICAL SPECIFICATION)

HAND APPLIANCES Carbon di-oxide type portable fire extinguisher of 4.5Kg capacity complete with fill.

LED based Lighting System in Switchyard for subject bay

LATTICE STRUCTURE

MK for 220kV

FOUNDATION OF 25MVAR, 220kV SHUNT REACTOR AND ASSOCIATED EQUIPMENTS including NIFPES

Civil works for MS Tank including Excavation, Laying of 75 mm PCC, Constructing brick wall jacket around the tank, laying of 200 mm RCC raft, leveling and alignment of MS Tank, backfilling with excavated sand, Top leveling by laying of PCC, as per site requirement and Technical specifications (complete job).As per specification for 25 MVAr reactor

Providing, Laying & Jointing R.C.C. class NP-2 Non-Pressure pipes (IS : 458mark) of approved make with collars, jointed with C.M. 1:2 or having Spigot and socket ends with flexible rubber rings joint including testing of joints etc. complete for 300 mm dia internal dia pipe including Providing and laying cement concrete 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40mm nominal size) upto haunches of S.W. pipes including bed concrete as per standard design and Excavating trenches of required width for pipes cables etc. including excavation for sockets, depth up to required depth including taking out the excavated materials, refilling the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layers by ramming, watering etc., stacking serviceable material for measurements and disposal of unserviceable material as directed, with all lead and lifts in all types of soil, rocks etc complete in all respect.

Construction of RCC sump having capacity 10000 Liters with provision of automatic dewatering mud pump with disposal arrangement upto outside RVPN premises as directed by Engineeer In-charge with provision of a stand by pump.

ANTI WEED TREATMENT AND BASE LAYER OF INTERLOCKING TILES

Providing and fixing of precast concrete interlocking blocks of M 30 grade 60mm thick manufactured from fully computerised automatic stationery hydraullic vibropressed machine and fully computerised automatic batching plant of class A1/A2 as per BS 6717:2001. The CC interlocking paving blocks be laid on average 50mm. thick bed of coarse sand and the joint is to be filled with fine sand. Laying procedure on compacted sub-base as defined. Complete job is to be executed as per the instruction of Engineer incharge. The rates to be inclusive of all lead, Lifts and taxes. General specification of blocks: 1) Shape as defined by Engineer incharge 2) Tensile splitting strength and braking load as per BS 6717:2001 3) Color: Grey cement natural colour 4) Variation in dimension: Less than 1.6mm. 5) Variation in thickness: Less than 3.2mm 6) Abrasion: As per BS: 6717:2001

CIVIL WORKS:- JELLY SPREADING (Gravelling)

Labour charge for collect and re-laying after screeninh of existing 100mm thick layer of granite/basalt/trap jelly(gravel) of 40mm single size shall be spread over the entire switchyard area as per drawing and directions of engineer incharge of the work. The whole switchyard area (excluding buildings pathway road, drainages, cable trenches, equipments/ structures plinths etc.) shall be covered with jelly spreading. The jelly used shall be free from dirt, organic materials and flakes.

Add: Any other item bidder may require to complete the Civil works as per specification requirements

Kanohar Electricals Limited

Gupta Power Infrastructure Limited

Gupta Power Infrastructure Limited

Associated Power Structures Pvt. Ltd.,

Associated Power Structures Pvt. Ltd.,

Gupta Power Infrastructure Limited

Gupta Power Infrastructure Limited

Associated Power Structures Pvt. Ltd.,

Associated Power Structures Pvt. Ltd.,

Gupta Power Infrastructure Limited

Kanohar Electricals Limited

Associated Power Structures Pvt. Ltd.,

Associated Power Structures Pvt. Ltd.,

Gupta Power Infrastructure Limited

Gupta Power Infrastructure Limited

Associated Power Structures Pvt. Ltd.,