Provision of 12.5 MVA power transformer and associated work in 66 KV main receiving station (MRS) at IISc, Bangalore

Amount

ELECTRICAL WORKS - 66kV SWITCHYARD EQUIPMENTS: Supply, Installation / Erection, Testing & Commissioning of 66kV Isolator, 1250A, 31.5kA for 3sec, Horizontal break type, Horizontal takeoff, Upright mounted, Double break type with turn and twist type moving blades and with gang operated vertical break earth blades & operating mechanism for quick, simple & effective operation. The isolators shall be provided with operating handle for manual operation. A weather proof IP-55 based outdoor type 3mm thick galvanized steel control cabinet shall be provided to house drive mechanism, motor starters etc. will be supplied by the owner. One manually operated Earth Switch shall be provided with suitable electrical & mechanical interlocks. The isolator shall be suitable for controlling & monitoring from SCADA / CRP. The rate should include supply of essential spares recommended by OEM for trouble free operation for a period of three years. The isolator shall meet the technical requirements complete and as directed by EIC. "The isolator will be motor operated and the motor with its operating mechanism will be supplied by owner,to be fitted by vendor at site."

Supply, Installation / Erection, Testing & Commissioning of 66kV Isolator, 1250A, 31.5kA for 3sec, Horizontal break type, Horizontal takeoff, Upright mounted, Double break type with turn and twist type moving blades and with gang operated vertical break earth blades & operating mechanism for quick, simple & effective operation. The isolators shall be provided with operating handle for manual operation. A weather proof IP-55 based outdoor type 3mm thick galvanized steel control cabinet shall be provided to house drive mechanism, motor starters etc. will be supplied by the owner. Two manually operated Earth Switch shall be provided with suitable electrical & mechanical interlocks. The isolator shall be suitable for controlling & monitoring from SCADA / CRP. The rate should include supply of essential spares recommended by OEM for trouble free operation for a period of three years. The isolator shall meet the technical requirements complete and as directed by EIC. "The isolator will be motor operated and the motor with its operating mechanism will be supplied by owner,to be fitted by vendor at site."

Supply, Installation / Erection, Testing & Commissioning of 66kV SF6 Circuit Breaker, 1250A, 31.5kA for 3sec, Three Phase, Outdoor Live tank type. The circuit breaker shall single pressure type with puffer technology and supplied with a common base. The breaker shall be motor charged spring operated mechanism which shall be suitable for high speed reclosing. A weather proof IP-55 based outdoor type 3mm thick galvanized steel control cabinet shall provided to house drive mechanism, motor starters etc. Control cabinets shall be provided with double hinged door and padlocking arrangement. SF6 Gas monitoring system shall be provided. The circuit breaker shall be suitable for controlling & monitoring from SCADA / CRP. The rate should include supply of essential spares recommended by OEM for trouble free operation for a period of three years. The circuit breaker shall meet the technical requirements & drawing (Drawing No.PCPL-1909-4-SLD-001) complete and as directed by EIC.

Supply, Installation / Erection, Testing & Commissioning of following 66kV Current Transformers, Porcelain Clad, Oil-filled condenser type, Live Tank design, Single Phase, and upright mounting on steel structures. Bushings shall be provided with grading rings and arcing horns. Insulators/Bushings shall conform to applicable standards and shall be made of homogenous vitreous porcelain, the glazing of which shall be of uniform brown or dark brown color. CTs shall be hermetically sealed and nitrogen cushion shall be provided. Each CT shall be equipped with an over voltage protective device to limit the voltage developed across the secondary terminals to a safe value not exceeding 3 kV. The protective device shall not require attention after it has operated and shall not interfere with the proper operation of relays or instruments connected to the secondary circuits. In the case of multi-core CTs, it shall be possible to adjust the tap settings on any core independent of the setting on the other cores, for which purpose these tapping’s will have to be provided on the secondary windings. All CT cores shall be of low reactance type. In case of multi ratio CTs, the minimum specified requirements in respect of VA, accuracy and Knee Point Voltage and maximum secondary resistance specified shall be met at all taps. The insulation of the instrument transformer shall be so designed that the internal insulation shall have higher electrical withstand capability than the external insulation. Current transformers shall be given tropicalised treatment for satisfactory operation in hot and humid climate. The rate should include supply of essential spares recommended by OEM for trouble free operation for a period of three years. The CT shall meet the technical requirements & drawing (Drawing No.PCPL-1909-4-SLD-001) complete and as directed by EIC.

Design, fabrication, supply, installation, testing and commissioning of the Outdoor, weather proof, CT Junction Box for terminating CT Secondary’s (for item No.1.4), using suitable size M.S channel/angle iron frame work with cable entry from bottom/top as per site condition, with removable gland plates with required knock-outs, fabricated out of 2.5mm thick CRCA sheet folded and braced as necessary to provide a rigid support for all components, totally enclosed and degree of protection shall not be less than IP-55, with front hinged lockable doors, powder coated with approved color for not less than 80 microns and all doors and covers shall be fully gasketed using good quality EPDM gasket and/or rubber strips and ensure good lockable, durable door opening & closing mechanism. The Junction Box shall meet the technical requirements complete and as directed by EIC.

Supply, Installation / Erection, Testing & Commissioning of 60kV Lighting Arrestors, 10kA for 8/20µs nominal discharge, 53.4kV MCOV,2kJ/kV Discharge rating, Gapless ZnA, Station class, Outdoor Type, Single Pole. Arrestors including milli ammeter & discharge counter, shall be of the hermetically sealed type of self supporting construction with explosion proof and shall withstand seismic acceleration & wind pressure. Arrestors shall be suitable for anti-contamination feature to prevent failure & shall be capable of discharging over-voltages occurring during switching. Arrestors shall be suitable for Hot line washing & provided with Self contained discharge counter, suitably enclosed for outdoor use and requiring no auxiliary or battery supply for each single pole unit complete as per technical requirements and as directed by EIC.

SUBSTATION ACCESSORIES - Supply, Installation / Erection, Testing & Commissioning of IPS Aluminium Tubular Bus bar. Aluminium used shall be grade 63401 WP conforming to IS: 5082. The aluminium tube shall be supplied in suitable cut length as specified in data sheets to minimize wastage. In accordance with stipulations of the specification, Routine tests shall be conducted on tubular bus conductors as per IS: 5082. Also the wall thickness and ovality of the tube shall be measured by the ultrasonic method. In addition to the above tests, 0.2% proof tests on both parent metal and Aluminium tube after welding shall be conducted. The tubular bus bar shall meet the technical requirements complete and as directed by EIC. - 50mm (2.0") IPS SCH-40 Al tube for bay bus

63mm (2.5") IPS SCH-40 Al tube for main bus

Supply, Installation / Erection, Testing & Commissioning of Clamps & Connectors as per the technical requirements complete and as directed by EIC. All power clamps and connectors shall conform to IS: 5561 & NEMA CC1. Each equipment shall be supplied with the necessary terminals and connectors, as required by the ultimate design for the particular installation. The conductor terminations of equipment shall be either expansion, sliding or rigid type. The requirement regarding external corona and RIV as specified for any equipment shall include its terminal fittings and the equipment shall be factory tested with the connectors in position. If corona rings are required to meet these requirements they shall be considered as part of that equipment and included in the scope of work. All casting shall be free from blow holes, Surface blisters, cracks and cavities. All sharp edges and corners shall be blurred and rounded off. Flexible connectors, braids or laminated straps made for the terminal clamps for bus posts shall be suitable for both expansion or through (flexed/sliding) type connection as required. In all the cases the clamp height (top of the mounting pad to centre line of the tube) should be same. Clamp shall be designed to carry the same current as the conductor and the temperature rise shall be equal or less than that of the conductor at the specified ambient temperature. The rated current for which the clamp/connector is designed with respect to the specified reference ambient temperature, shall also be indelibly marked on each component of the clamp/ connector, except on the hardware. All current carrying parts shall be designed and manufactured to have minimum contact resistance- Aluminium alloy terminal connector for 66kV CT terminals suitable for 50mm Al Tube with HORIZONTAL TAKE OFF - Fixed Type connector for CT & 50mm Al Tube

Aluminium flexible terminal connector for 66kV CT terminals suitable for 50mm Al Tube with HORIZONTAL TAKE OFF - Flexible Type connector for CT & 50mm Al Tube

Aluminium alloy terminal connector for 66kV LA terminals(PAD) with VERTICAL TAKE OFF - Fixed Type connector for LA

Aluminium alloy terminal connector for 66kV Isolator terminals(PAD) WITH HORIZONTAL TAKE OFF - Fixed Type connector for Isolator & 50mm Al Tube

Flexible Type connector for Isolator & 50mm Al Tube

Aluminium alloy terminal connector for 66kV Circuit Breaker terminals(PAD) WITH HORIZONTAL TAKE OFF - Fixed Type connector for circuit breaker & 50mm Al Tube

Flexible Type connector for circuit breaker & 50mm Al Tube

2.0" IPS SCH-40 "V" Arm & connectors for supporting Main Bus (2.5") to 2.0" IPS SCH-40 Bay Bus

Nitrogen Injected Fire Protection System complete with local control box, remote control panel, signal box, heat detectors and all other accessories as per specification suitable for the above transformer

Supply of essential spares as listed in Data Sheets (Cl. 15.0 of document section no:6.4.2, Data Sheet A1)

CONTROL ROOM EQUIPMENT - AUXILIARY TRANSFORMER 11kV/420V 3Ph 50Hz ∆/Y 100kVA,Z=4% OFF CKT TAP ±5%. HV CABLE BOX LV CABLE BOX RESIN CAST DRY TYPE TRANSFORMER IN IP-54,METAL ENCLOSURE

Supply and installation of New ACDB panel as per SLD: PCPL-1909-4-SLD-003 1-I/C +20 x 3Phase 32A MCB+ 5 x 3Phase 16A MCB+ 5 x 3Phase 63A MCB + 20 x 1Phase 16A MCB +5 x 1Phase 32A MCB

DCDB panel 1-I/C+34 O/G ,16A DB MCB Supply, Installation, testing and commissioning 110V DCDB. The DCDB shall be housed in a sheet steel cubicle and it should be vermin proof as far as possible which applies to both charging equipment & DCDB. The DCDB shall have one incomer. (Drawing No:PCPL-1909-4-SLD-004) The DCDB shall match with the battery charging equipment and should be complete with bus bars of suitable capacity, wiring, rating plates, glands and fixing bolts. DCDB shall be provided with MCCB for incomer & MCB outgoing control. Switchgear shall be provided with two bus bars for positive and negative. Bus bars shall be of uniform cross section throughout the length of the switchgear and up to the incoming terminals of feeder circuit breaker/switch. Switchgear shall be designed in such as way that all component equipment operate satisfactorily without exceeding their respective maximum permissible temperature rises under temperature conditions prevailing within the switchgear cubicles and shall meet the technical requirements & drawings complete and as directed by EIC. The rate should include supply of essential spares recommended by OEM for trouble free operation for a period of three years.

Design, supply, installation/erection, testing and commissioning of conventional IED based 66kV Control Relay Panel for Main Incomer. The CRP shall be floor mounting type suitable for indoor installation. Panels shall be completely metal enclosed, and shall provide degree of protection not less than IP 31 in accordance with IS 12063/1987. The panels shall be cubicle type panel board fabricated out of 3mm thick CRCA sheet steel of totally enclosed dust and vermin proof finished with two coats of powder coat painting over a coat of good etched primer and fully segregated compartment ensuring no arc or foreign body can travel from or to the compartment. Each simplex panel shall have suitable hinged doors at the back. The lockable type hinged doors shall be provided with 3-point locks operated by suitable handle. Bottom plates of the panels shall be fitted with removable gland plates to allow cable entries from the bottom. Gland plates shall be suitable for fixing the cable glands at an elevated height of at least 100 mm above the ground level. Terminal Connectors and Test terminal blocks for cables shall be fixed at an elevated height of at least 200 mm above the Bottom plate. The IEDs shall provide all station level functions regarding control, monitoring and protection, inputs for status indication and outputs for commands. As per technical requirements & drawings and as directed by EIC. The rate should include supply of essential spares recommended by OEM for trouble free operation for a period of three years.

Design, supply, installation/erection, testing and commissioning of conventional IED based 66kV Control Relay Panel for Transformer bay #T2. The CRP shall be floor mounting type suitable for indoor installation. Panels shall be completely metal enclosed, and shall provide degree of protection not less than IP 31 in accordance with IS 12063/1987. The panels shall be cubicle type panel board fabricated out of 3mm thick CRCA sheet steel of totally enclosed dust and vermin proof finished with two coats of powder coat painting over a coat of good etched primer and fully segregated compartment ensuring no arc or foreign body can travel from or to the compartment. Each simplex panel shall have suitable hinged doors at the back. The lockable type hinged doors shall be provided with 3-point locks operated by suitable handle. Bottom plates of the panels shall be fitted with removable gland plates to allow cable entries from the bottom. Gland plates shall be suitable for fixing the cable glands at an elevated height of at least 100 mm above the ground level. Terminal Connectors and Test terminal blocks for cables shall be fixed at an elevated height of at least 200 mm above the Bottom plate. The IEDs shall provide all station level functions regarding control, monitoring and protection, inputs for status indication and outputs for commands. As per technical requirements & drawings and as directed by EIC. The rate should include supply of essential spares recommended by OEM for trouble free operation for a period of three years.

Bay Control Unit (EC264-G4587) One (1) bay control unit for Data Acquisition system & monitoring system complete with I/O module, processors, connectivity to input and output communication buses capable of performing monitoring, control and protection function having a minimum of 15 digital I/O modules of 16 channel input module and 10 channel output modules (besides CPU and other electronics)

Supply & Installation of 10kV,10kA, Surge arrestor in the cable chamber of Transformer,T3

Supply & Installation of cable box extension chamber of approximately 800mm x 900mm x 400mm with gland plate & supply & mounting of 3nos,10kV, 10kA Surge arrestors

Shifting of Control Relay Panel for Transformer -3 from SCADA room to Switchgear room

POWER AND CONTROL CABLES - HV POWER CABLES - Supply and laying in already excavated trench / directly buried / masonry duct / encasing in pipe / fixing on wall using necessary M.S clamps etc., testing and commissioning of the following 11KV(UE) XLPE Insulated, Single layer Flat Strip Armoured, UE, PVC Sheathed cables earthed aluminium conductor armoured 11kV HT UG Cable as specified in the technical specifications to the tender document and as directed by Engineer-in-charge. Note:- Excavation, sand & Brick Protection, concrete cutting, reconcreting, casing pipes will be measured separately. 11kV Grade, laid in Cable Trench/Directly buried complete with necessary Clamps and hardwares, cable lugs, ferrule numbers confirming to enclosed specification The Aluminium conductor shall comply with requirements specified in IS:8130-1984. The insulation shall be chemically cross-linked polyethylene confirming to the physical, electrical and ageing property as required in latest edition of IS-7098 (Part-2) 1985. Cable shall be provided with both conductor screening and insulation screening. The conductor screening shall be non-metallic and shall be consisting of either semi-conducting tape or a layer of semi conducting compound or combination of two. The insulation screening shall consist of nonmetallic semi conducting tape of extruded semi conducting compound layer in combination with non-magnetic metallic shield. Armouring shall be arranged over the core and it shall be of non-magnetic material. The material for the Armouring shall be as per relevant ISS. Over the Armouring the cable shall be provided with extruded PVC outer sheath. The composition of PVC compound shall be type ST-2 of IS-5831-1984. The colour of outer sheath shall be black or grey - 3C x 240 sq mm

Supply, Fixing and connecting Heat-Shrinkable type Indoor Cable End Terminations of approved make with all required accessories for the following size Aluminium XLPE insulated 11KV(UE) Armoured HT cable, including supply of double compression brass cable glands with earth tags, crimping type tinned copper lugs, Outdoor/Indoor Heat Shrinkable cable sealing kits and necessary hardware like bolts, nuts, interconnections and consumables etc for the following size of cables, complete in all respects and as directed by EIC. - 3C x 240 sq mm, Al, XLPE

MV POWER CABLES - Supply & laying in already excavated Cable Trench/Cable Tray/Directly buried complete with necessary Clamps and hardwares, testing & commissioning of 1100V Grade, XLPE Insulated, Armoured, PVC Sheathed MV Power Cables complete with all necessary consumables as per IS-7908 (Part-1) 1988 confirming to enclosed specification & detailed below. Note:- Excavation, sand & Brick Protection, concrete cutting, reconcreting, casing pipes will be measured separately. - 3C X 2.5 Sq.mm Cu, Armoured cable

3C X 6 Sq.mm Cu, Armoured cable

4C X 4 Sq.mm Cu, Armoured cable

4C X 25 Sq.mm Cu, Armoured cable

3C X 2.5 sq.mm Cu, Armoured cable

3C X 6 sq.mm Cu, Armoured cable

4C X 4 Sq.mm Cu, Armoured cable

4C X 25 sq.mm Cu, Armoured cable

MV CONTROL CABLES - Supply & providing Cable End Termination of 1100V grade armoured MV Power Cables to Switchgear including supply of double compression brass cable glands with earth tags, crimping type tinned copper lugs for Copper cables & heavy duty Aluminium lugs for AL cables Outdoor/Indoor Heat Shrinkable cable sealing kits and consumables for the following size of cables. Making the requisite holes in the bottom/gland plate of the switchgear for cable boxes/glands, fixing the cable boxes/glands, terminating the cables in the cable boxes/glands, earthing the cable armour, crimping the cable lugs on each core (for XLPE/PVC cables, the bare conductor from cable box shall be taped up to the lug) neatly clamping the cables inside switchgear/panels’ cable alleys, wiring troughs & connecting to correct terminals as per the OWNER’s/ MANUFACTURER’s wiring diagrams & cable schedules. The cable and core identifying lugs & ferrules respectively shall be supplied & installed by the CONTRACTOR as part of cable termination work. All cable terminations shall be solder less crimping type. The CONTRACTOR shall use proper crimping tools of Dowel or equivalent make. The crimping tools used shall be subject to the OWNER’s/ ENGINEER’s approval. - 3C X 2.5 sq.mm Cu. Cable

5C X 2.5 sq.mm Cu. Cable

5C X 4 sq.mm Cu. Cable

7C X 2.5 sq.mm Cu. Cable

12C X 2.5 sq.mm Cu. Cable

19C X 2.5 sq.mm Cu. Cable

24C X 2.5 sq.mm Cu. Cable

Supply & providing Cable End Termination of 1100V grade armoured MVControl Cables to Switchgear including supply of double compression brass cable glands with earth tags, crimping type tinned copper lugs for Copper cables & heavy duty Aluminium lugs for AL cables Outdoor/Indoor Heat Shrinkable cable sealing kits and consumables for the following size of cables. Making the requisite holes in the bottom/gland plate of the switchgear for cable boxes/glands, fixing the cable boxes/glands, terminating the cables in the cable boxes/glands, earthing the cable armour, crimping the cable lugs on each core (for XLPE/PVC cables, the bare conductor from cable box shall be taped up to the lug) neatly clamping the cables inside switchgear/panels’ cable alleys, wiring troughs & connecting to correct terminals as per the OWNER’s/ MANUFACTURER’s wiring diagrams & cable schedules. The cable and core identifying lugs & ferrules respectively shall be supplied & installed by the CONTRACTOR as part of cable termination work. All cable terminations shall be solder less crimping type. The CONTRACTOR shall use proper crimping tools of Dowel or equivalent make. The crimping tools used shall be subject to the OWNER’s/ ENGINEER’s approval. - 3C X 2.5 sq.mm Cu. Cable

5C X 2.5 sq.mm Cu. Cable

5C X 4 sq.mm Cu. Cable

7C X 2.5 sq.mm Cu. Cable

12C X 2.5 sq.mm Cu. Cable

19C X 2.5 sq.mm Cu. Cable

24C X 2.5 sq.mm Cu. Cable

CABLING SYSTEM - Supply, fabricating, installing the following size 14SWG perforated/ladder type GI Cable trays including horizontal and vertical bends, reducers, tees, cross members and other accessories as required as per site requirements. - 600mm W x 100 mm H

450mm W x 100 mm H

300mm W x 100 mm H

150mm W x 100 mm H

Pre Galvanised Steel Cable Tray Cover for Ladder & Perforated Cable Tray - 600mm W Tray

450mm W Tray

300mm W Tray

150mm W Tray

Supply & Installation of Structural steel of various sections to form cable carrier system including MS angles, Channels, rounds, plates, and flats complete with fabrication, painting etc

EARTHING - Supply and Laying of Copper / Hot dip GS Earthing Strip, wires, laid in cable trays or drawn through pipe sleeves as per specification. All joints in the run of conductor shall be welded/brazed/fastened/riveted. The equipment end connections shall be bolted using stainless steel hardwares. complet with all the necessary accessories like clamps, screws, nuts and bolts etc. The laying rate should be inclusive of laying earth strip on cable tray or laying below earth, with proper termination as per specification, instructions of EIC. - 50 x 10 mm GS strip for substation riser to equipment and structural earthing.

50 x 8 mm Cu strip for Transformer neutral earthing.

25 x 3 mm GS Strip for fence earthing.

1C x 6 Sq.mm Cu Flexible Cable (Yellow/green) for DB's

Treated Earth pits complete with 100 dia 13 thick Cast Iron Pipe 2.5m long with disconnecting links, chamber, inspection cover, civil works, etc., as per specifications and drawings.

Excavation in earth and back filling, compacting the earth as per specification and making good to original condition (for buried earth grid) - a) Normal Soil

LIGHTNING PROTECTION - Supply, laying and termination of the following sizes of Hot dip GS Earthing Flats on building roof / wall as per specifications including all support clamps and fixings. All joints in the run of conductor shall be brazed or revited using passivated hardware. - 25 x 3 mm electrical grade GS strip

25 x 6 mm electrical grade GS strip

7/3.15 GI Shield wire

Strain clamps for 7/3.15 shield wire

Pin insulator for 7/3.15 shield wire

Treated Earth pits complete with 100 dia 13 thick Cast Iron Pipe 2.5m long with disconnecting links, chamber, inspection cover, civil works, etc., as per specifications and drawings.

Test link complete with weather proof enclosure

MISCELLANEOUS ITEMS - Supply Installation of Safety items - CO2 Fire Extinguishers - 4.5 kg

Fire bucket with sand ( 3 buckets ) along with steel stands

Substation inspection including KPTCL / CEIG / CEA approvals, documentation and as built drawings.

Supply and installation / laying of RC Hume Pipe NP2 class at road crossing of the following sizes - 200mm dia

Civil Works pertiaining to the above work including excavation of earth, PCC bed around hume pipe inserts and back filling, compacting the earth as per specification and making good to original condition including asphalting/concreting at road crossings.

Supply and installation of RC Hume Pipe NP2 class of following sizes at building wall for cable entry, complete with wall opening and sealing of pipe ends on installation of cables - 200mm dia

Civil works pertaining to above electrical works, including chipping of wall, through holes etc and making good with plastering

Fire stop compound for wall opening sealing

Supply and installation / laying of GI Pipe from transformer drain valve to oil sump including valve chamber, civil works for excavation etc. of the following sizes - 80mm dia

50mm dia

SCADA WORKS I/O Module : Supply,Installation,testing and commissioning of 6 nos. of input modules of each 16 channel and 2 nos of output modules each of 10 channels to be mounted on the existing BCU unit provided by GE,Model No.C264

Signal Cables for hard wired signals as identified in the SCADA architecture dwg: PCPL:1909-5-SK-002 Supply,Installation,testing and commissioning of Instrumentation cables of high conductivity ,stranded copper with over all 1.5sq.mm with PVC insulation for both individual and overall sheath and galvanised steel armouring and shielded cable (FRLS) Flame retard low smoke complete with core identification and an oxygen index of minimum 29 emission at 250°C as per IEC standard.

Power Cables for power supply connection to SCADA hardware (Refer SCADA architecture dwg: PCPL:1909-5-SK-002) Supply,Installation,testing and commissioning of power cable of high conductivity copper with overall 2.5 sq.mm with over all PVC insulation sheath and galvanised armouring of FRLS and an oxygen index of minimum 29 at 250°C as per IEC standard.

Communication cables Supply,Installation,testing and commissioning of Communication cable connecting IED relays to Ethernet switches and from Ethernet switches to existing monitors/peripherals located in the existing SAS panel and also from smart meters to ethernet switches.

Commissioning and testing charges Implementation of SCADA applications for new electrical equipment in the existing SCADA system

Supply of start up spares for SCADA hardwares supplied

Supply of recommended spares for 3 years for SCADA hardware supplied

Training Engineers/Technicians of IISc

Ethernet Switch Reason-S2020 (8TX+4FX) Supply,Installation,testing and commissioning of Industrial Ethernet switch with 8/10 ports( as required) meeting IEEE standards with fast Ethernet and fast stand up time complete with hardware connectors and Ethernet cables for intended service application.

Engineering Charges for design of SCADA system,interfacing with existing SCADA system and configuration

CIVIL WORKS - Demolishing RCC work manually/by mechanical means including stacking of steel bars and disposal of unserviceable materials within 50 metres lead and as per directions of engineer-in-charge

Providing and laying in position plain cement concrete of mix 1:4:8 with OPC cement , with 40mm and down size graded granite metal coarse aggregates excluding cost of centering and shuttering

Providing and laying in position machine batched and machine mixed design Mix M25 grade cement concrete for reinforced cement concrete work ,using cement content as per approved design mix,including pumping of concrete to site of laying but excluding the cost of centering ,shuttering finishing and reinforcement ,including admixtures in recommended proportions as per IS 9103 to accelerate,retard setting of concrete ,improve workability without impairing strength and durability as per directions of Engineer in charge all works upto plinth level

Centering and shuttering including strutting ,propping etc and removal of form for foundations, footings, bases of columns etc.

Centering and shuttering including strutting ,propping etc and removal of form for columns ,pillars, abutments ,posts and struts etc.

Earthwork in excavation by mechanical means(Hydraulic excavator)/manual means (exceeding 30 cm in depth,1.5 m in width as well as 10 sqm in plan) including getting out and disposal of excavated earth upto 50 m and lift 1,5 m as directed by Engineer - in charge in all kinds of soil

Earthwork in excavation by mechanical means(Hydraulic excavator)/manuals means (exceeding 30 cm in depth,1.5 m in width as well as 10 sqm in plan) including getting out and disposal of excavated earth upto 50 m and lift 1,5 m as directed by Engineer - in charge in ordinary rock

Steel reinforcement for RCC work including straightening,cutting,bending ,placing in position and binding all complete,thermomechanically treated bars of grade Fe 400 D or more

Supplying, fabricating and fixing in position as in drawings MS curb angles, channel frames, insert plates anchor bolts ,rungs,etc., including split anchors for equipment foundations etc at all levels

Supplying and fixing 90 lbs/yard rails for the transformer foundation

Brickwork with common burnt clay modular bricks of class designation 7.5 in foundation and plinth etc in Cement mortar 1:4

Providing 18mm thick cement plaster in two coats under layer 12 mm thick cement plaster 1:5 (1 cement : 5 coarse sand) and a top layer 6 mm thick cement plaster 1:3 (1 cement : 3 coarse sand) finished rough with sponge

Providing and laying non-pressure NP2 class (light duty) R.C.C.pipes with collars jointed with stiff mixture of cement mortar in the proportion of 1:2 (1 cement : 2 fine sand) including testing of joints etc. complete 150 dia RCC pipe

Providing Oil resistant painting to plastered /un plastered surfaces of concrete/brickwork

Providing two coats of aluminium painting to old structural steel members

Providing and filling 40 mm downgraded coarse aggregates in the transformer foundation and in the substation area

Providing 12 mm thick cement plaster to internal surfaces 1:4 (1Cement:4 Fine sand) including finishing etc complete

Providing 6 mm thick cement plaster to internal surfaces of ceiling 1:3 (1Cement:3 Fine sand) including finishing etc complete

Providing 2 coats of oil bound distemper paint of approved brand and shade

Providing 2 coats of water proof cement paint of approved brand and shade

Providing and applying fibre reinforced elastomeric liquid water proofing membrane with resilient acrylic polymers having Sun Reflectivity Index (SRI) of 105 on top of concrete roof in three coats @10.76 litre/ 10 sqm. One coat of self-priming of elastomeric waterproofing liquid (dilution with water in the ratio of 3:1) and two coats of undiluted elastomeric waterproofing liquid (dry film thickness of complete application/system not less than 500 microns). The operation shall be carried out after scrapping and properly cleaning the surface to remove loose particles with wire brushes, complete in all respect as per the direction of Engineer-in-Charge.

Demolishing brick work in cement mortor manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge

Providing 230 mm rubble soling below the grade slab

Providing and fixing 1st quality ceramic glazed floor tiles conforming to IS : 15622 (thickness to be specified by the manufacturer ) of approved make in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge in skirting, risers of steps and dados over 12 mm thick bed of cement Mortar 1:3 (1 cement: 3 coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm including pointing in white cement mixed with pigment of matching shade

Supplying and fixing rolling shutters of approved make, made of required size M.S. laths, interlocked together through their entire length and jointed together at the end by end locks, mounted on specially designed pipe shaft with brackets, side guides and arrangements for inside and outside locking with push and pull operation complete, including the cost of providing and fixing necessary 27.5 cm long wire springs manufactured from high tensile steel wire of adequate strength conforming to IS: 4454 - part 1 and M.S. top cover of required thickness for rolling shutters with 80x1.25 mm M.S. laths with 1.25 mm thick top cover

Cleaning up the area including removal of debris, all unused material, and stack usable material at specified location, position etc. complete and handing over possession

Buy Back Items - Buy-Back (ie minus) 66kV Three pole Double break, 830A, 31.5kA for 3 sec Isolator with two hand operated Earth Switch-supply

Buy-Back (ie minus) 66kV Three pole Double break, 830A, 31.5kA for 3 sec Isolator with one hand operated Earth Switch-supply

Buy-Back (ie minus) 66kV Three pole Double break, 830A, 31.5kA for 3 sec Isolator

Buy-Back (ie minus) 66kV Class Triple pole, 1250A, 31.5kA for 3 sec Outdoor SF6 Circuit Breaker

Buy-Back (ie minus) 66kV, 3 Core CTs for metering and protection

Buy-Back (ie minus) Outdoor Junction Box for CT

Buy-Back (ie minus) 60kV, Station Class Lightning Arrestors

Buy-Back (ie minus) 315 KVA OIL FILLED AUXILARY TRANSFORMER

Buy-Back (ie minus) 5MVA, 66/11.6kV, Power Transformer, Z=7.04%, with OLTC +5% to -15%

Buy-Back (ie minus) ACDB PANEL

Buy-Back (ie minus) 66kV I/C Control & relay panel

Buy-Back (ie minus)Transformer feeder-2 Control & relay panel

Buy-Back (ie minus) OLTC Control Panel-T2

Buy-Back (ie minus) Interlocking Cubicle

Buy-Back (ie minus) 11kV Earthed Grade (E), Stranded Aluminium conductor, XLPE insulated, Strip wire armoured, extruded PVC inner and outer sheathed cables laid in cable trench / Cable tray / directly buried with necessary clamps and hardware, cable tags, ferrule numbers etc. and conforming to enclosed - 3C x 150 sq mm

GE T and D India limited

ABB Power Products and Systems India Limited