C/o 132 kV D/C Kimi-Khuppi Transmission Line and associated bays at Kimi and Khuppi Substations

Amount

A. SUPPLY SERVICES

SH: I Construction of 132 kV (S/C on D/C Tower) Transmission Line from Kimi to Khuppi

Civil Works

Supply of steel rods of all sizes for RCC works as per design.

Supply of Line Materials

Galvanized Iron Structure

Supply of Galvanized Towers, steel members for structure, including Tower template.

Supply of Galvanizing stubs, template Nuts & Bolts of various types of Towers.

Earthing System

Supply & Earthing of Tower with counter poise earthing with GI pipes & strips as per specification.

Safety Alert System

Danger Plates of size 250 mm x 200 mm of thickness 3 mm.

Number Plates of size 250 mm x 200 mm of thickness 3 mm.

Phase plates (set of three pieces).

Anti climbing devices with G.I. Thornwire/ Barbed wires.

Conductors as per ISS - Supply

Supply of HTLS Panther Conductor 900 A for 132 kV TL

Supply of insulator as per ISS

Supply of Composite Polymer insulator 120 KN.

Optical Power Ground Wire

24 Fibre (DWSM) Optical Power Ground Wire (OPGW)

Installation hardware set for 24 fibre OPGW cable i/c all fittings & accessories

Joint box (24 Fiber) for OPGW

Hardware fittings and accessories (as per ISS)

Hardware fittings for GI Earthwire 7/3.15 (7/10 SWG) with tension plate.

Single Tension STR-132 kV Panther W/O Tension Clamp

DTS - 132 kV W/O Tension Clamp Single Panther

Dead end Tension Clamp suitable for HTLS Panther 900 A

Mid Span Compression Joint Suitable for HTLS Panther 900 A Conductor

Repair Sleeve Suitable for HTLS Panther 900 A Conductor

Vibration Damper Suitable for HTLS Panther 900 A Conductor

Supply of Spares

HTLS Panther Conductor 900 A for 132 kV TL

Composite Polymer insulator 120 KN.

24 Fibre (DWSM) Optical Power Ground Wire (OPGW)

Installation hardware set for 24 fibre OPGW cable i/c all fittings & accessories

Joint box (24 Fiber) for OPGW

Hardware fittings for GI Earthwire 7/3.15 (7/10 SWG) with tension plate.

Single Tension STR-132 kV Panther W/O Tension Clamp

DTS - 132 kV W/O Tension Clamp Single Panther

Dead end Tension Clamp suitable for HTLS Panther 900 A

Mid Span Compression Joint Suitable for HTLS Panther 900 A Conductor

Repair Sleeve Suitable for HTLS Panther 900 A Conductor

Vibration Damper Suitable for HTLS Panther 900 A Conductor

SH: II Construction of 132 kV Bay at Kimi Substation

Galvanized Iron structure

Design, fabrication and supplying of hot-dipped GI lattice type tower made with angle iron for 132kV switchyard equipments support structures.

Supply of Galvanizing Stubs, template Nuts & Bolts, spring washers etc. as reqd.

132 kV Equipment

145 kV, SF6 Circuit Breaker, with accessories suitable for 1ph & 3 ph autoreclosing

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

145 kV, 3-Phase Isolator with earth switch with accessories

145 kV, 3- Phase Isolator without earth switch with accessories

120 KV, 1-Phase, Surge Arrester, with counter and accessories

132 kV, 1-Phase, CVT with accessories

132 kV Control, Relay and Protection Panels

Control & Relay panel for line bay with primary & backup protective relays, LBB relay and other auxiliary relays as required with all associated accessories

Local HMI Panel for Metering and Telemetry data for SCADA integration

Power & Control Cables

Armoured Power Cable (1.1 kV Grade PVC Multi-stranded Aluminium Conductor)

2 C x 6 Sq. mm

4 C x 6 Sq. mm

Armoured Control Cable (1.1 KV Grad PVC multi-stranded Copper Conductor)

5 C x 2.5 Sq. mm

7 C x 2.5 Sq. mm

10 C x 2.5 Sq. mm

19 C x 2.5 Sq. mm

Communication Equipment

FODP 48F- Indoor type, rack mounted with FCPC coupling and pig tails.

Fibre Optic (ADSS) Cabling

24 Fibre ADSS aerial (DWSM) Fibre optic cable

Installation hardware set for 24 fibre OFC ADSS aerial approach cable i/c all cables

Digital Protection Coupler

DI Modules (16 Channels)

Digital Output Module (8 Channel) for RTU

Multi-Function Transducers

Contact Multiplier Relay

PLCC Equipment

Wave Trap

PLCC panels

Modular Coupling Device

HF Cable

Direct Current Power Supply

200 AH 2V, with required numbers plus 10% spares to add to 110 DC nominal voltage Lead-Acid type battery set having electrolyte level float indicators, terminal, connections, required quantity of electrolyte with connectors & all other accessories, complete as required including float cum boost battery charger with full wave rectification, 50 Hz input voltage for charging 200 AH battery & for making auxiliary DC power required for the sub-station with required cable connectors etc. completed & connection with designed DC back up voltage battery set and AC input supply.

Direct Current Distribution Board

48 Volts 100 AH Battery Bank with Battery Charger

Earthing System

Mat earthing for entire switchyard with 100x10 mm MS Flat iron including 32 mm dia MS Rod.

Copper plate earthing including cost of copper plate of size 600 x 600 x 6 mm & copper strip of size 25x4 mm i/c Salt, Charcoal etc. as required

65x8 mm MS Flat for equipment earthing (raisers)

Bus Bar Material

Supply of ACSR Zebra (54/7/3.18 sqmm)

Supply of Disc insulator 120 KN.

Single Tension 120 kN hardware fittings with all accessories as per ISS for ACSR Zebra

Double Tension 120 kN hardware fittings with all accessories as per ISS for Zebra.

Suspension type 120 kN hardware fittings with all accessories as per ISS for (Zebra).

T-Clamp (Zebra)

132 kV Post Insulator

Fitting of bus bar conductor with insulator strings, hardware fittings, etc. as required.

Civil Works

Civil works associated with equipment foundation

Design & Concreting of equipment footing work on 100% full rate (i.e. Supply & erection of RCC works with cement & concrete) excluding cost of reinforcement steel.

Supply of steel rods of all sizes for RCC works as per design.

Civil works for masonry enclosure for equipment earthing

Cast iron cover of size 650x650 mm along with base for masonry enclosure

Civil works associated with Cable Trench

Cable Tray (400 mm W x 100 mm H)

GI angle of size 65x65x5 mm for vertical support of cable tray

GI angle of size 50x50x5 mm for horizontal support of cable tray

Land Development Work

Gravel filling two layer of 50 mm with 10 mm (minimum 100 mm thick) upgraded normal size pebbles and one layer of 100 mm sand filling in switchyard area as per technical specification.

Supply of Spares

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

120 KV, 1-Phase, Surge Arrester, with counter and accessories

132 kV, 1-Phase, CVT with accessories

Supply of ACSR Zebra (54/7/3.18 sqmm)

Supply of Disc insulator 120 KN.

Single Tension 120 kN hardware fittings with all accessories as per ISS for ACSR Zebra

Double Tension 120 kN hardware fittings with all accessories as per ISS for Zebra.

Suspension type 120 kN hardware fittings with all accessories as per ISS for (Zebra).

T-Clamp (Zebra)

132 kV Post Insulator

145 kV, 1600 A, 31.5 kA SF6 CB Pole

Trip Coils with resistor (If Applicable)

Closing Coils with resistor (If Applicable)

Terminal Pad-145 kV SF6 CB

SF6 Pressure/ Density Mon/ Switch of CB

Relay, Contactor, Switch, Push But-145 kV CB

Aux. Switch Assembly for 145 kV SF6 CB

Trip Coil Assy for 145 kV SF6 CB

CB Spring Charge Indicator (Mechanical)

Gasket, O-Ring, Seal-145 kV CB

Spring Operating Mech-145 kV SF6 CB

Complete set of spring operating mechanism for 145 kV SF6 CB

1 Pole-145 kV. 1600 A Isolator+1E/S

Terminal Pad+Connector-145 kV Isolator

Copper Contact Fingers-145 kV, 1250 A DB Isolator

Contactor, Timer, Switch-145 kV Isolator

Limit Switch-145 kV Isolator

SH: III Construction of 132 kV Bay at Khuppi Substation

Galvanized Iron Structure

Design, fabrication and supplying of hot-dipped GI lattice type tower made with angle iron for 132kV switchyard equipments support structures.

Supply of Galvanizing Stubs, template Nuts & Bolts, spring washers etc. as reqd.

132 kV Equipment

145 kV, SF6, Circuit Breaker, with accessories suitable 1ph and 3 ph autoreclosing

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

145 kV, 3-Phase Isolator with earth switch with accessories

145 kV, 3- Phase Isolator without earth switch with accessories

120 KV, 1-Phase, Surge Arrester, with counter and accessories

132 kV, 1-Phase, CVT with accessories

132 kV Control, Relay and Protection Panels

Control & Relay panel for line bay with primary & backup protective relays, LBB relay and other auxiliary relays as required with all associated accessories

Power & Control Cables

Armoured Power Cable (1.1 kV Grade PVC Multi-stranded Aluminium Conductor)

2 C x 6 Sq. mm

4 C x 6 Sq. mm

Armoured Control Cable (1.1 KV Grad PVC multi-stranded Copper Conductor)

5 C x 2.5 Sq. mm

7 C x 2.5 Sq. mm

10 C x 2.5 Sq. mm

19 C x 2.5 Sq. mm

Communication Equipment

FODP 48F- Indoor type, rack mounted with FCPC coupling and pig tails.

Fibre Optic (ADSS) Cabling

24 Fibre ADSS aerial (DWSM) Fibre optic cable

Installation hardware set for 24 fibre OFC ADSS aerial approach cable i/c all cables

Digital Protection Coupler

DI Modules (16 Channels)

Digital Output Module (8 Channel) for RTU

Multi-Function Transducers

Contact Multiplier Relay

PLCC Equipment

Wave Trap

PLCC panels

Modular Coupling Device

HF Cable

Earthing System

Mat earthing for entire switchyard with 100x10 mm MS Flat iron including 32 mm dia MS Rod.

Copper plate earthing including cost of copper plate of size 600 x 600 x 6 mm & copper strip of size 25x4 mm i/c Salt, Charcoal etc. as required

65x8 mm MS Flat for equipment earthing (raisers)

Bus Bar Material

Supply of ACSR Zebra (54/7/3.18 sqmm)

Supply of Disc insulator 120 KN.

Single Tension 120 kN hardware fittings with all accessories as per ISS for Zebra.

Double Tension 120 kN hardware fittings with all accessories as per ISS for Zebra.

Suspension type 120 kN hardware fittings with all accessories as per ISS for (Zebra).

T-Clamp (Zebra)

132 kV Post Insulator

Fitting of bus bar conductor with insulator strings, hardware fittings, etc. as required.

Civil Works

Civil works associated with equipment foundation

Design & Concreting of equipment footing work on 100% full rate (i.e. Supply & erection of RCC works with cement & concrete) excluding cost of reinforcement steel.

Supply of steel rods of all sizes for RCC works as per design.

Civil works for masonry enclosure for equipment earthing

Cast iron cover of size 650x650 mm along with base for masonry enclosure

Civil works associated with Cable Trench

Cable Tray (400 mm W x 100 mm H)

GI angle of size 65x65x5 mm for vertical support of cable tray

GI angle of size 50x50x5 mm for horizontal support of cable tray

Land Development Work

Gravel filling two layer of 50 mm with 10 mm (minimum 100 mm thick) upgraded normal size pebbles and one layer of 100 mm sand filling in switchyard area as per technical specification.

Supply of spares

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

120 KV, 1-Phase, Surge Arrester, with counter and accessories

132 kV, 1-Phase, CVT with accessories

Supply of ACSR Zebra (54/7/3.18 sqmm)

Supply of Disc insulator 120 KN.

Single Tension 120 kN hardware fittings with all accessories as per ISS for ACSR Zebra

Double Tension 120 kN hardware fittings with all accessories as per ISS for Zebra.

Suspension type 120 kN hardware fittings with all accessories as per ISS for (Zebra.

T-Clamp (Zebra)

132 kV Post Insulator

145 kV, 1600 A, 31.5 kA SF6 CB Pole

Trip Coils with resistor (If Applicable)

Closing Coils with resistor (If Applicable)

Terminal Pad-145 kV SF6 CB

SF6 Pressure/ Density Mon/ Switch of CB

Relay, Contactor, Switch, Push But-145 kV CB

Aux. Switch Assembly for 145 kV SF6 CB

Trip Coil Assy for 145 kV SF6 CB

CB Spring Charge Indicator (Mechanical)

Gasket, O-Ring, Seal-145 kV CB

Spring Operating Mech-145 kV SF6 CB

Complete set of spring operaing mechanism for 145 kV SF6 CB

1 Pole-145 kV. 1600 A Isolator+1E/S

Terminal Pad+Connector-145 kV Isolator

Copper Contact Fingers-145 kV, 1250 A DB Isolator

Contactor, Timer, Switch-145 kV Isolator

Limit Switch-145 kV Isolator

SH: IV Reconductoring of 132 kV S/C Transmission Line from Kimi to Khuppi

Earthing System

Supply & Earthing of Tower with counter poise earthing with GI pipes & strips as per specification.

Safety Alert System

Danger Plates of size 250 mm x 200 mm of thickness 3 mm.

Number Plates of size 250 mm x 200 mm of thickness 3 mm.

Phase plates (set of three pieces).

Anti climbing devices with G.I. Thornwire/ Barbed wires.

Conductors as per ISS - Supply

Supply of HTLS Panther Conductor 900 A for 132 kV TL

Supply of insulator as per ISS

Supply of Composite Polymer insulator 120 KN.

Hardware fittings and accessories (as per ISS)

Single Tenstion STR-132 kV Panther W/O Tension Clamp

DTS - 132 kV W/O Tension Clamp Single Panther

Dead end Tension Clamp suitable for HTLS Panther 900 A

Mid Span Compression Joint Suitable for HTLS Panther 900 A Conductor

Repair Sleeve Suitable for HTLS Panther 900 A Conductor

Vibration Damper Suitable for HTLS Panther 900 A Conductor

Supply of spares

HTLS Panther Conductor 900 A for 132 kV TL

Composite Polymer insulator 120 KN.

24 Fibre (DWSM) Optical Power Ground Wire (OPGW)

Installation hardware set for 24 fiber OPGW cable i/c all fittings & accessories

Joint box (24 Fiber) for OPGW

Hardware fittings for GI Earthwire 7/3.15 (7/10 SWG) with tension plate.

Single Tenstion STR-132 kV Panther W/O Tension Clamp

DTS - 132 kV W/O Tension Clamp Single Panther

Dead end Tension Clamp suitable for HTLS Panther 900 A

Mid Span Compression Joint Suitable for HTLS Panther 900 A Conductor

Repair Sleeve Suitable for HTLS Panther 900 A Conductor

Vibration Damper Suitable for HTLS Panther 900 A Conductor

SH: V Augmentation of 132 kV Bay at Kimi Substation

132 kV Equipment

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

Bus Bar Material

T-Clamp (Zebra)

Supply of spares

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

SH: VI Augmentation of 132 kV Bay at Khuppi Substation

132 kV Equipment

145 kV, SF6, 3 Phase Circuit Breaker, with accessories

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

145 kV, 3-Phase Isolator with earth switch with accessories

145 kV, 3- Phase Isolator without earth switch with accessories

Galvanized Iron Structure

Design, fabrication and supplying of hot-dipped GI lattice type tower made with angle iron for 132kV switchyard equipments support structures.

Supply of Galvanizing Stubs, template Nuts & Bolts, spring washers etc. as reqd.

Bus Bar Materials

T-Clamp (Zebra)

Supply of spares

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

145 kV, 1600 A, 31.5 kA SF6 CB Pole

Trip Coils with resistor (If Applicable)

Closing Coils with resistor (If Applicable)

Terminal Pad-145 kV SF6 CB

SF6 Pressure/ Density Mon/ Switch of CB

Relay, Contactor, Switch, Push But-145 kV CB

Aux. Switch Assembly for 145 kV SF6 CB

Trip Coil Assy for 145 kV SF6 CB

CB Spring Charge Indicator (Mechanical)

Gasket, O-Ring, Seal-145 kV CB

Spring Operating Mech-145 kV SF6 CB

Complete set of spring operaing mechanism for 145 kV SF6 CB

1 Pole-145 kV. 1600 A Isolator+1E/S

Terminal Pad+Connector-145 kV Isolator

Copper Contact Fingers-145 kV, 1250 A DB Isolator

Contactor, Timer, Switch-145 kV Isolator

Limit Switch-145 kV Isolator

B. ERECTION SERVICES

SH: I Construction of 132 kV (S/C on D/C Tower) Transmission Line from Kimi to Khuppi

Survey & Investigation

Detailed survey including route alignment profiling, tower spotting & final peg marking.

Check Survey

Soil Investigation

All kinds of soil except the following classifications

Fissured rock with mixed soil

Hard soil with Fissured Rock.

Hard Rock.

Benching & Excavation Works

All kind of soil except the following classification.

Fissured Rock with mixed soil.

Hard soil with Fissured Rock.

Hard Rock.

Civil Works

Pit Excavation

All kind of soil except the following classification.

Fissured Rock with mixed soil.

Hard soil with Fissured Rock.

Hard Rock.

Design & Concreting of Tower footing work on 100% full rate (i.e. Supply & erection of RCC works with cement & concrete) excluding cost of reinforcement steel.

Normal mix Ratio 1:2:4 for M15 compressive strength.

Plain Cement Concrete (PCC) work at base of Tower footings on 100 % full rate at nominal ratio of 1:4:8 or minimum M10 Compressive strength.

Erection of steel rods of all sizes for RCC works as per design.

Pavement (Protection of Tower)

Random rubble stone masonry i/c excavation (with 1:4:8 mixture).

Stone bound in galvanized wire netting i/c excavation.

Back filling and levelling of volumes enclosed in revetment.

Concrete for top seal cover of pavement mix ratio:1:2:4 (M15)

Erection of Line Materials

Galvanized Iron Structure

Erection of various types of towers and its body leg extension set (complete) i/c tuck and nuts, step bolts, hangers, D-shackles etc and i/c tuck welding and supply & application of enamel and Zinc rich paint.

Safety Alert System

Danger Plates of size 250 mm x 200 mm of thickness 3 mm.

Number Plates of size 250 mm x 200 mm of thickness 3 mm.

Phase plates (set of three pieces).

Anti climbing devices with G.I. Thornwire/ Barbed wires.

Optical Power Ground Wire

Stringing of OPGW (Optical Fiber Ground Wire) on Extra High Voltage line.

Stringing of line and accessories

Stringing of single circuit transmission line, (Three HTLS Panther Conductor - 900 A) installation of insulator strings (complete fitting) with arcing horns and necessary hardware fitting, (i/c fixing of accessories for power and OPGW Conductors).

Jungle Clearance

Cutting of trees, including cutting of trunks, branches and removal of stems, branches from the cutting area, stacking of serviceable materials at specified place not exceeding a distance of 1000 m from the cutting area along the ROW corridor of transmission lines, sub stations and other power stations.

Girth above 300 mm to 600 mm

Girth above 600 mm to 1000 mm

Girth above 1000 mm

Cutting down of smaller trees of girth below 300mm including all types of vegetation, grass bushes, shrubs, saplings and remains of them for easy access for laying and stringing of conductors as well as to make footpath at tower locations or any construction sites as may be required.

Hill Road Transportation and Head Loading

Transportation from Designated Bare store (DBS) at Assam-Arunachal boarders to the last road head. (350 MT x 70 km)

Transportation of Materials by head loading from road head to the site of work beyond a lead of 100 meters from road to the head load end point payable extra for head load. (400 MT x 1000 Mtr)

SH: II Construction of 132 kV Bay at Kimi Substation

Survey & Investigation

Soil Investigation

All kinds of soil except the following classifications.

Fissured rock with mixed soil.

Erection of hot-dipped GI lattice type tower made with angle iron for 132kV switchyard equipments support structures.

132 kV Equipment

145 kV, SF6 Circuit Breaker, with accessories suitable for 1ph & 3 ph autoreclosing

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

145 kV, 3-Phase Isolator with earth switch with accessories

145 kV, 3- Phase Isolator without earth switch with accessories

120 KV, 1-Phase, Surge Arrester, with counter and accessories

132 kV, 1-Phase, CVT with accessories

132 kV Control, Relay and Protection Panels

Control & Relay panel for line bay with primary & backup protective relays, LBB relay and other auxiliary relays as required with all associated accessories

Local HMI Panel for Metering and Telemetry data for SCADA integration

Communication Equipment

Fibre Optic (ADSS) Cabling

Integration of Hardware systems with last mile connections with Optical Power Ground Wire and Optical Fibre Cables in each substation

Digital Protection Coupler

DI Modules (16 Channels)

Digital Output Module (8 Channel) for RTU

Multi-Function Transducers

Contact Multiplier Relay

PLCC Equipment

Wave Trap

PLCC panels

Modular Coupling Device

HF Cable

Direct Current Power Supply

200 AH 2V, with required numbers plus 10% spares to add to 110 DC nominal voltage Lead-Acid type battery set having electrolyte level float indicators, terminal, connections, required quantity of electrolyte with connectors & all other accessories, complete as required including float cum boost battery charger with full wave rectification, 50 Hz input voltage for charging 200 AH battery & for making auxiliary DC power required for the sub-station with required cable connectors etc. completed & connection with designed DC back up voltage battery set and AC input supply.

Direct Current Distribution Board

48 Volts 100 AH Battery Bank with Battery Charger

Earthing System

Mat earthing for entire switchyard with 100x10 mm MS Flat iron including 32 mm dia MS Rod.

Copper plate earthing including cost of copper plate of size 600 x 600 x 6 mm & copper strip of size 25x4 mm i/c Salt, Charcoal etc. as required

65x8 mm MS Flat for equipment earthing (raisers)

Bus Bar Material

132 kV Post Insulator

Civil Works

Civil works associated with equipment foundation

Excavation works

All kind of soil except the following classification.

Fissured Rock with mixed soil.

Hard soil with fissured rock.

Design & Concreting of equipment footing work on 100% full rate (i.e. Supply & erection of RCC works with cement & concrete) excluding cost of reinforcement steel.

Normal mix Ratio 1:2:4 for M15 compressive strength.

Plain Cement Concrete (PCC) work at base of equipment footings on 100 % full rate at nominal ratio of 1:3:6 or minimum M10 Compressive strength.

Erection of steel rods of all sizes for RCC works as per design.

Civil works for masonry enclosure for equipment earthing

Cast iron cover of size 650x650 mm along with base for masonry enclosure

Half Brick masonry with best available local brick in cement mortar 1:4 (1 Cement: 4 Coarse Sand) in foundation and plinth.

12 mm Cement Plaster 1:3 (1 Cement: 3 Fine Sand)

Civil works associated with Cable Trench

Cable trenches with 1:2:4 PCC work including supply and fabrication of 4 mm steel cover as per design of following sections:

Section 75cm x 75cm x 10cm (depth x width x thickness)

Cable Tray (400 mm W x 100 mm H)

GI angle of size 65x65x5 mm for vertical support of cable tray

GI angle of size 50x50x5 mm for horizontal support of cable tray

Land Development Work

Jungle clearance, earth cutting/ benching, leveling and removal of debris.

Gravel filling two layer of 50 mm with 10 mm (minimum 100 mm thick) upgraded normal size pebbles and one layer of 100 mm sand filling in switchyard area as per technical specification.

Hill Road Transportation

Transportation from Designated Bare Store (DBS) at Assam-Arunachal borders to the last Road head. (Weight & distance to be estimated). (80 MT x 60 KM)

SH: III Construction of 132 kV Bay at Khuppi Substation

Survey & Investigation

Soil Investigation

All kinds of soil except the following classifications.

Fissured rock with mixed soil.

Galvanized Iron Structure

Erection of hot-dipped GI lattice type tower made with angle iron for 132kV switchyard equipments support structures.

132 kV Equipment

145 kV, SF6, Circuit Breaker, with accessories suitable 1ph and 3 ph autoreclosing

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

145 kV, 3-Phase Isolator with earth switch with accessories

145 kV, 3- Phase Isolator without earth switch with accessories

120 KV, 1-Phase, Surge Arrester, with counter and accessories

132 kV, 1-Phase, CVT with accessories

132 kV Control, Relay and Protection Panels

Control & Relay panel for line bay with primary & backup protective relays, LBB relay and other auxiliary relays as required with all associated accessories

Communication Equipment

Fibre Optic (ADSS) Cabling

Integration of Hardware systems with last mile connections with Optical Power Ground Wire and Optical Fibre Cables in each substation

Digital Protection Coupler

DI Modules (16 Channels)

Digital Output Module (8 Channel) for RTU

Multi-Function Transducers

Contact Multiplier Relay

PLCC Equipment

Wave Trap

PLCC panels

Modular Coupling Device

HF Cable

Earthing System

Mat earthing for entire switchyard with 100x10 mm MS Flat iron including 32 mm dia MS Rod.

Copper plate earthing including cost of copper plate of size 600 x 600 x 6 mm & copper strip of size 25x4 mm i/c Salt, Charcoal etc. as required

65x8 mm MS Flat for equipment earthing (raisers)

Bus Bar Material

132 kV Post Insulator

Civil Works

Civil works associated with equipment foundation

Excavation works

All kind of soil except the following classification.

Fissured Rock with mixed soil.

Hard soil with fissured rock.

Design & Concreting of equipment footing work on 100% full rate (i.e. Supply & erection of RCC works with cement & concrete) excluding cost of reinforcement steel.

Normal mix Ratio1:2:4 for M15 compressive strength.

Plain Cement Concrete (PCC) work at base of equipment footings on 100 % full rate at nominal ratio of 1:3:6 or minimum M10 Compressive strength.

Erection of steel rods of all sizes for RCC works as per design.

Civil works for masonry enclosure for equipment earthing

Cast iron cover of size 650x650 mm along with base for masonry enclosure

Half Brick masonry with best available local brick in cement mortar 1:4 (1 Cement: 4 Coarse Sand) in foundation and plinth.

12 mm Cement Plaster 1:3 (1 Cement: 3 Fine Sand)

Civil works associated with Cable Trench

Cable trenches with 1:2:4 PCC work including supply and fabrication of 4 mm steel cover as per design of following sections:

Section 75cm x 75cm x 10cm (depth x width x thickness)

Cable Tray (400 mm W x 100 mm H)

GI angle of size 65x65x5 mm for vertical support of cable tray

GI angle of size 50x50x5 mm for horizontal support of cable tray

Land Development Work

Jungle clearance, earth cutting/ benching, leveling and removal of debris.

Gravel filling two layer of 50 mm with 10 mm (minimum 100 mm thick) upgraded normal size pebbles and one layer of 100 mm sand filling in switchyard area as per technical specification.

Security wall around the sub-station (Bricked wall with M15 RCC Piller) on 100% full rate basis

Hill Road Transportation

Transportation from Designated Bare Store (DBS) at Assam-Arunachal borders to the last Road head. (Weight & distance to be estimated). (80 MT x 70 KM)

SH: IV Reconductoring of 132 kV S/C Transmission Line from Kimi to Khuppi

Safety Alert System

Danger Plates of size 250 mm x 200 mm of thickness 3 mm.

Number Plates of size 250 mm x 200 mm of thickness 3 mm.

Phase plates (set of three pieces).

Anti climbing devices with G.I. Thornwire/ Barbed wires.

Stringing of line and accessories

Stringing of single circuit transmission line, (Three HTLS Panther Conductor - 900 A) installation of insulator strings (complete fitting) with arcing horns and necessary hardware fitting, (i/c fixing of accessories for power and OPGW Conductors).

Jungle Clearance

Cutting of trees, including cutting of trunks, branches and removal of stems, branches from the cutting area, stacking of serviceable materials at specified place not exceeding a distance of 1000 m from the cutting area along the ROW corridor of transmission lines, sub stations and other power stations.

Girth above 300 mm to 600 mm

Girth above 600 mm to 1000 mm

Girth above 1000 mm

Cutting down of smaller trees of girth below 300mm including all types of vegetation, grass bushes, shrubs, saplings and remains of them for easy access for laying and stringing of conductors as well as to make footpath at tower locations or any construction sites as may be required.

Dismantling of Conductors

De-stringing of single circuit transmission line, (Three ACSR Panther Conductor) including insulator strings (complete fitting), arcing horns and other hardware fitting.

Hill Road Transportation and Head Loading

Transportation from Designated Bare store (DBS) at Assam-Arunachal boarders to the last road head. (30 MT x 70 km)

Transportation of Materials by head loading from road head to the site of work beyond a lead of 100 meters from road to the head load end point payable extra for head load. (40 MT x 1000 Mtr)

SH: V Augmentation of 132 kV Bay at Kimi Substation

132 kV Equipment

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

SH: VI Augmentation of 132 kV Bay at Khuppi Substation

132 kV Equipment

145 kV, SF6, 3 Phase Circuit Breaker, with accessories

145 kV, 5 Core, 1- Phase, Current Transformer with accessories

145 kV, 3-Phase Isolator with earth switch with accessories

145 kV, 3- Phase Isolator without earth switch with accessories

Galvanized Iron Structure

Erection of hot-dipped GI lattice type tower made with angle iron for 132kV switchyard equipments support structures.