Supply,erection,testing and commissioning of 230KV and 110KV Switchyard equipments and allied accessories including earthing and support structures at Villianur Auto SS in Puducherry under PSDF.

Supply of the following items as per the Tender Technical specification. Rate should be quoted along with GST No. and prescribed rate of GST.

Supply of complete set of 245 KV /40KA/2000 Amps SF6 spring operated circuit Breakers suitable for single/ three phase operation along with GI Support Structure terminal connector, Breaker control cabinet and inter pole cabling including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of complete set of 245KV/40kA/ 2000 Amps Horizontal double break isolators, mechanically ganged, motor operated with one no.of motor operated earth switch along with support insulators and terminal connectors and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of complete set of 245KV/ 40kA/2000 Amps Horizontal double break isolaters, mechanically ganged, motor operated with out earth switch along with support insulators and Terminal connectors and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of 245 KV Capacitive Voltage Transformers (single phase) (4400 pf) , 4 core secondary with accuracy class and Burden of 0.2-50VA/0.2-50VA/3P-50VA/3P-50VA and each core with ratio of 230 kv/√3/110v/√3 with carier communication output and Junction Box and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of new 245 KV Inductive Voltage Transformer (Single Phase) 4 core secondary with accuracy classes and Burden of 0.2-50VA/0.2- 50VA/3P-50VA/3P-50VA and each core with ratio of 230 KV/√3 110V/√3 with terminal connectors and Junction boxand and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of 245 KV/ 40 KA, 1200-600-300/1-1-1-1-1A Current Transformer (Single Phase) 5 Core secondary with 120% extended current rating with accuracy classes and Burden of PS/PS/5P20-50VA/0.2s-50VA/0.2s-50VA with terminal connector and Junction Box and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of 196kv, 10kA Gapless metal oxide surge arrester (Single phase) with surge counter, insulating base, connecting cable between base and Surge counter and suitable line terminal connector and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of complete set of 145 KV /31.5KA/1600 Amps SF6 spring operated Circuit Breakers suitable for three phase operation along with GI Support Structure, terminal connector, Breaker control cabinet and interpole cabling including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of complete set of 145KV/31.5kA, 1600 Amps Horizontal Double Break isolators, mechanically ganged, motor operated with out earth switch, with support insulators including terminal connectors and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of 145 KV/ 31.5 KA, 1200-600-300/1-1-1-1-1A Current Transformer (Single Phase) 5 core Secondary with 120% extended current rating with accuracy classes and Burden of PS/PS/5P20-50VA/0.2s-50VA/0.2s-50VA with terminal connector and Junction Box and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes as for wiring within switchyard per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of 145 KV Capacitive Voltage Transformers (single phase) (8800 pf) 4 core secondary with accuracy class and Burden of 0.2-50VA/0.2-50VA/3P-50VA/3P-50VA and each core with ratio of 110 kv/√3/110v/√3 with carrier communication output and Junction Box for CVT secondaries and CC output and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of new 145 KV Inductive Voltage Transformer (Single Phase) 4 core secondary with accuracy classes and Burden of 0.2 -50VA/0.2- 50VA/3P-50VA/3P-50VA and each core with ratio of 110 KV/√3 110V/√3 with terminal connectors and Junction box and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of 96kv, 10kA Gapless metal oxide surge arrester with surge counter, insulating base, connecting cable between base and Surge counter and suitable line terminal connector and GI lattic support structure including Supply of 75x12mm GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Supply of ACSR ZEBRA conductor for Bus droppers, equipment connection, Bus-bars.

Supply of Bay marshalling Boxes with support structure (with sufficient ways as per site requirements) to be housed at switchyards for AC Distribution at bay level and for DC interlocks connections and GI lattic support structure including Supply of GI flats for Earthing and allied fasteners and spring Washers, supply of power cables and control cables of requiered sizes for wiring within switchyard as per site conditions and other items requiered for this work inclussive of materials for civil works as per the site requirements.

Charges for Handling, erection, testing and commissioning of the following items as per the Technical specification of the tender. Rate should be quoted along with GST No. and prescribed rate of GST.

Handling, erection, testing and commissioning of complete set of 245 KV /40KA/2000 Amps SF6 Circuit Breakers, Single/three phase, with GI support structures including interconnections with conductors as per the specification. (As per IS 13118), including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipment and civil work as per site requirements.

Handling, erection, testing and commisioning of complete set of 245KV/ 40kA, 2000 Amps motorised Gang operated Horizontal Double break Isolator with one no.of motor operated earth switch with GI lattice support structures including interconnections with conductor as per tender technical specification, including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipmentand civil work as per site requirements.

Handling, erection, testing and commisioning of complete set of 245KV/ 40kA, 2000 Amps motorised Gang operated Horizontal Double break Isolator with out earth switch with GI lattice support structures including interconnections with conductor as per tender technical specification, including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipment and civil work as per site requirements.

Handling , Erection, testing and commisioning of 245kV Capacitive Voltage Transformers (single phase) (4400 pf) , 4 core secondary with accuracy class and Burden of 0.2-50VA/0.2-50VA/3P-50VA/3P-50VA with carier communication output with GI lattice support structure including interconnection of Secondary windings with Junction Box as per tender technical specification. (As per IS 3156) including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipment and civil work as per site requirements.

Handling , Erection, testing and commisioning of 245kV Inductive Voltage Transformer (Single Phase) 4 core secondary with accuracy classes and Burden of 0.2 -50VA/0.2-50VA/3P-50VA/3P-50VA and each core with ratio of 230 KV/√3 110V/√3 with terminal connectors with GI lattice support structures and Junction box as per tender technical specification. (As per IS 3156) including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipmentand civil work as per site requirements.

Handling, Erection, testing and commisioning of 245 KV/ 40 KA, 1200-600-300/1-1-1-1-1A Current Transformer (Single Phase) 5 Core secondary with 120% extended current rating with accuracy classes and Burden of PS/PS/5P20-50VA/0.2s-50VA/0.2s-50VA with lattice support structures and with Junction box including interconnection of CT Secondaries as per tender technical specification (As per IS 2705)including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipment and civil work as per site requirements.

Handling, Erection, testing and commisioning of 196kv, 10kA Gapless metal oxide surge arrester(single phase) including interconnections with surge counter and insulating base and line terminal connector with lattice support structures as per tender technical specification. (As per IS 3070), including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipment and civil work as per site requirements.

Handling, erection, testing and commissioning of complete set of 145 KV /31.5KA/1600 Amps SF6 Circuit Breakers(three phase) with GI support structures including interconnections with conductors as per the specification. (As per IS 13118), including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipmentand civil work as per site requirements.

Handling, erection, testing and commisioning of complete set of 145KV/ 1600 Amps motorised Gang operated Horizontal Double break Isolator with out earth switch with GI lattice support structures including interconnections with conductor as per tender technical specification, including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipment and civil work as per site requirements.

Handling, Erection, testing and commisioning of 145 KV/ 31.5 KA, 1200-600-300/1-1-1-1-1A Current Transformer (Single Phase) 5 core Secondary with 120% extended current rating with accuracy classes and Burden of PS/PS/5P20-50VA/0.2s-50VA/0.2s-50VA including interconnection of CT Secondaries with GI lattice support structures and with Junction box as per tender technical specification.( As per IS 2705), including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations and civil work as per site requirements.

Handling , Erection, testing and commisioning of 145 KV Capacitive Voltage Transformers (single phase) (8800 pf) 4 core secondary with accuracy class and Burden of 0.2-50VA/0.2-50VA/3P-50VA/3P-50VA with carier communication output including interconnection of Secondary windings with GI lattice support structures and with Junction Box as per tender technical specification. (As per IS 3156), including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipment and civil work as per site requirements.

Handling, Erection, testing and commisioning of 145 KV Inductive Voltage Transformer (Single Phase) 4 core secondary with accuracy classes and Burden of 0.2 -50VA/0.2- 50VA/3P-50VA/3P-50VA including interconnection of Secondaries with GI lattice support structures and with Junction box as per tender technical specification. (As per IS 3156), including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations (As per IS 3043) ,power&control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipment and civil work as per site requirements..

Handling, Erection, testing and commisioning of 96kv, 10kA Gapless metal oxide surge arrester(single phase) including interconnections with surge counter and insulating base and line terminal connector with lattice support structures as per tender technical specification. (As per IS 3070), including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations. As per IS 3043, control cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipment and civil work as per site requirements.

Stringing of ACSR ZEBRA conductor for Bus droppers, equipment connection, Bus-bars wherever necessary.

Installation of Bay marshalling Boxes to be housed at switchyards for AC Distribution at bay level and for DC interlocks connections, including Earthing to achieve safe step and touch potential and minimum earthing resistance as per regulations (As per IS 3043), control &Power cabling and thier terminations within switchyard and termination of the existing power and control cables from the control room to the new equipment and civil work as per site requirements..

Charges for dismantling of the following equipments and allied accessories for erecting the new equipments.

Dismantalling of the existing 245 KV circuit breaker, power cables, support struture and its installation where the new 245 KV circuit breaker to be installed

Dismantalling of the existing 245 KV Isolator with one earth switch, power cables, support struture to where the new 245 KV Isolator to be installed.

Dismantalling of the existing 245 KV Isolator, power cables, support struture to where the new 245 KV Isolator to be installed.

Dismantalling of the existing 245 KV CVTs, support structure where the new 245 KV CVT to be installed.

Dismantalling of the existing 245 KV IVTs, support structure where the new 245 KV IVTs to be installed.

Dismantalling of the existing 245 KV CTs, support structure where the new 245 KV CTs to be installed.

Dismantalling of the existing LA support structure located at 230KV Yard where the new LAs to be installed

Dismantalling of the existing 145 KV Circuit Breaker, Power cables, support struture where the new 145 KV circuit breaker to be installed.

Dismantalling of the existing 145 KV Isolator, Power cables, where the new 145 KV Isolator to be installed.

Dismantalling of the existing 145 KV CTs, support structure where the new 145 KV CTs to be installed.

Dismantalling of the existing 145 KV CVTs,support structure where the new 145 KV CVT to be installed.

Dismantalling of the existing 145 KV IVTs, support structure where the new 145 KV IVTs to be installed.

Dismantalling of the existing LA support structure located at 110KV Yard where the new LAs to be installed