Turnkey construction of 2(Two) Nos. of 33KV Bays for APGCL at 220KV GSS, AEGCL, Namrup

Amount

33kV,1250A, Gang operated Vacuum Circuit Breaker with mounting structures accessories including Terminal connectors

33kV, 25kA, 1250A motorised isolators with Earth Switch complete with all fittings and accessories including Terminal connectors

33kV, 25kA, 1250A motorised isolators without Earth Switch complete with all fittings and accessories including Terminal connectors

Feeder Current Transformer, 33kV, CTR 400-200/1-1 (1-phase, 0.2 class live tank type) including all accessories and terminal connectors, CT JB as required

33KV Lightning Arrester with surge monitor & complete fittings including Terminal connectors

33kV Post Insulator with all fittings including Terminal connectors

Equipment mounting structures with all fittings, nuts & bolts including foundation bolts as per drawing

33KV Motor operated Isolator with Earth Switch

33KV Motor operated Isolator without Earth Switch

33kV Feeder Control and Relay Panels (with BCU) Simplex Type, suitable for integration into existing SAS (Siemens)

Managed Ethernet switch with OF PATCH cable

3-ph, 4-wire, ABT complaint energy meter (Class:0.2) meeting SAMAST scheme specifications including installation

Armoured Power cable (Aluminium)

2C, 6 sq.mm

4C, 16 sq.mm

3-1/2C, 35 sq.mm

Armoured Control cable (Copper)

4C, 2.5 sq.mm

7C, 1.5 sq.mm

12C × 1.5 sq.mm

Supply and Installation of AC Marshelling KIOSK including construction of foundation as required & installation work 1. 2Nos, 63A, 4P (Incomer) 2. 3Nos, 25A, 4P (Outgoing) 3. 8Nos, 16A, 4P (Outgoing) 4. 8Nos, 10A, 4P (Outgoing) 5. 5Nos, 10A, 2P (Outgoing)

Supply of Switchyard Structures

Column, Type-C5

Beam, type-B5/B6

Insulator strings, clamps & connectors (UPG, T etc)

T clamps (Zebra to Zebra)

UPG clamps for Zebra

ACSR Zebra Conductor

Supply of LED lightning sets (60 W) with complete fittings for switchyard illumination

Earthmat Extension and associated earthing of equipments

65×12 mm GI Flat for main earth mat

50×6 mm GI Flat for earthing of control panels, junction box, marshalling box etc.

40 mm dia 3mtr. Long MS rod earth electrode (driven) with test links for each tower with peak and LA etc.

100 mm dia 3 mtr. Long GI Pipe electrode with test links

Mandatoty Spares for 33KV CB (Control Voltage 220V DC)

Closing coil

Tripping Coil

Spring charging Motor

CB operating mechanism

Set of all Gaskets

Pole for 33KV VCB suitable to fit in all the phases

Mandatoty Spares

33kV, 25kA, 1250A isolators Fixed Contact (Entire Assembly)

33kV, 25kA, 1250A isolators Moving Contact (Entire Blade Assembly)

33kV CT 400-200/1-1A (Class: 0.2)

33kV Lightning Arrester

Numerical Backup Relay

Bay Control Unit

Master Trip Relay

OFC patch Cord (ST-LC)

OFC patch Cord (ST-ST)

33KV CT clamp Single Zebra

33KV Isolator clamp Single Zebra

Description of Work / Item(s)

Amount

33kV, 1250A, Gang operated Vacuum Circuit Breaker with mounting structures accessories including Terminal connectors

33kV, 25kA, 1250A motorised isolators with Earth Switch complete with all fittings and accessories including Terminal connectors

33kV, 25kA, 1250A motorised isolators without Earth Switch complete with all fittings and accessories including Terminal connectors

Feeder Current Transformer, 33kV, CTR 400-200/1-1 (1-phase, 0.2 class live tank type) including all accessories and terminal connectors, CT JB as required

33KV Lightning Arrester with surge monitor & complete fittings including Terminal connectors

33kV Post Insulator with all fittings including Terminal connectors

Equipment mounting structures with all fittings, nuts & bolts including foundation bolts as per drawing

33KV Motor operated Isolator with Earth Switch

33KV Motor operated Isolator without Earth Switch

33kV Feeder Control and Relay Panels (with BCU) Simplex Type, suitable for integration into existing SAS (Siemens)

Managed Ethernet switch with OF PATCH cable

3-ph, 4-wire, ABT complaint energy meter (Class:0.2) meeting SAMAST scheme specifications including installation

Armoured Power cable (Aluminium)

2C, 6 sq.mm

4C, 16 sq.mm

3-1/2C, 35 sq.mm

Armoured Control cable (Copper)

4C, 2.5 sq.mm

7C, 1.5 sq.mm

12C × 1.5 sq.mm

Supply and Installation of AC Marshelling KIOSK including construction of foundation as required & installation work 1. 2Nos, 63A, 4P (Incomer) 2. 3Nos, 25A, 4P (Outgoing) 3. 8Nos, 16A, 4P (Outgoing) 4. 8Nos, 10A, 4P (Outgoing) 5. 5Nos, 10A, 2P (Outgoing)

Supply of Switchyard Structures

Column, Type-C5

Beam, type-B5/B6

Insulator strings, clamps & connectors (UPG, T etc)

T clamps (Zebra to Zebra)

UPG clamps for Zebra

ACSR Zebra Conductor

Supply of LED lightning sets (60 W) with complete fittings for switchyard illumination

Earthmat Extension and associated earthing of equipments

65×12 mm GI Flat for main earth mat

50×6 mm GI Flat for earthing of control panels, junction box, marshalling box etc.

40 mm dia 3mtr. Long MS rod earth electrode (driven) with test links for each tower with peak and LA etc.

100 mm dia 3 mtr. Long GI Pipe electrode with test links

Mandatoty Spares for 33KV CB (Control Voltage 220V DC)

Closing coil

Tripping Coil

Spring charging Motor

CB operating mechanism

Set of all Gaskets

Pole for 33KV VCB suitable to fit in all the phases

Mandatoty Spares

33kV, 25kA, 1250A isolators Fixed Contact (Entire Assembly)

33kV, 25kA, 1250A isolators Moving Contact (Entire Blade Assembly)

33kV CT 400-200/1-1A (Class: 0.2)

33kV Lightning Arrester

Numerical Backup Relay

Bay Control Unit

Master Trip Relay

OFC patch Cord (ST-LC)

OFC patch Cord (ST-ST)

33KV CT clamp Single Zebra

33KV Isolator clamp Single Zebra

Description of Work / Item(s)

Amount

Erection of mounting structure as required, including construction of foundation and supply of all foundation materials and structure earthing

33kV Vacuum Circuit Breaker

33kV Isolator with Earth Switch

33kV Isolator without Earth Switch

33kV Post Insulator

Erection, testing and commissioning including laying of cables (control & power) and equipment earthing as required

33kV Vacuum Circuit Breaker

33kV Isolator with Earth Switch

33kV Isolator without Earth Switch

33kV Post Insulator

Construction of foundation for lattice steel columns including suplly of all foundation materials and labours

Column C5

Erection of lattice steel columns & beams along with required earthing

Column C5

Beam B5/B6

Installation, testing and commissioning of 33KV feeder control and relay panel including integration to existing SAS (Siemens)

Construction of covered cables trenches including supply of all foundation materials and labours as per drawing & specification

Type-C

Type-D

Providing 80 mm thick PCC base in propo 1:4:8 as per drawing & specifications including supply of all materials and labours

Providing 100 mm thick gravelling on the switchyard including leveling etc. as per directive of site engineer

Installation of swichyard illumination lightning set including laying of power cables and necessary termination

Installation of earthing system

Installation of main earth mat (65×12 mm GI Flat) and connection to riser including painting of welded joints with bitumen paint

Installation of 50×6 mm GI Flat for earthing of indoor LT & control panels, junction box, marshalling box etc.

Installation of 40mm dia 3m long earth electrode including necessary connections to risers/earth mat etc.

Installation of 100mm dia 3m long earth electrode with test links including construction of covered earth pits

DILIP KUMAR SAIKIA

Everlite Engineering Industries

P & S CONSTRUCTION

Jayanta Khaund

DILIP KUMAR SAIKIA

Everlite Engineering Industries

DILIP KUMAR SAIKIA

Everlite Engineering Industries

Jayanta Khaund