Planning, Design, Engineering, Construction, Fabrication, Supply, Erection, Trial Run and Commissioning of 2 x 7.50 MVA, 33/6.6 kV Niljai Substation on turnkey basis

PART-A Survey, Soil Testing and Design Engineering & Cost

Detailed survey & soil investigation of the area within battery limit and submission of report

Design & engineering on Plant and Machineries (Electrical) to be supplied by the Bidder inclusive of Overhead construction cost, Contingencies but excluding GST

Design engineering cost for Civil & Strucrural works

Main Sub-station Building ( As per NIT and System Requirement)

Outdoor steel structures (As per NIT and System Requirement)

Foundation of outdoor structures including Transformer foundation (As per NIT and System Requirement)

Cable Trench(RCC) (As per NIT and System Requirement)

Boundary Wall along with concertina Rings and Gates (As detailed in NIT)

Surface dressing (As per NIT and Site Requirement)

Stone laying (As per NIT and Site Requirement)

Anti weed treatment (As per NIT and Site Requirement)

Oil overflow chamber with Oil Drain Pipe (As per NIT and System Requirement)

Security Room (As per NIT and Site Requirement)

RCC Sump, Pump House , and connection arrangement (in substation as detailed in NIT and actual requirement )

Shed for DG (As per NIT and System Requirement)

Drain along boundary wall (As per NIT and Site Requirement)

Parking Shed (As per NIT )

Cement Concrete Road(5 metre wide) (As per NIT and System Requirement)

Burnt Oil Chamber (As per NIT and System Requirement)

Pathway(3.75 metre Wide)(As per NIT and System Requirement)

Barbed Wire Fencing with Gate (As per NIT and System Requirement)

Approach Road (As per Site Requirement 7.5 metre wide )

PART-C Supply of Plant & Machineries, Erection installation and Commissioning

Isolator, 33kV, 3 poles, 1250 Amps, 25 kA, arrangement for interlocking with vacuum circuit breakers

Isolator, 33kV, 3 poles, 1250 Amps, 25 kA, arrangement for interlocking with vacuum circuit breakers with earthing switch

Isolator, 33kV, 3 poles, 1250 Amps, 25 kA, arrangement with earthing switch and DO fuse

Lightning arrester, station class, 33kV, 10 kA, suitable for 33 kV supply, effectively earthed (each set consists of 3 Nos.) with counters/surge monitors

Current transformer (CT), single phase, out door type, 33 kV, 3 cores, CTR as required (each set consists of 3 nos.)

Potential transformer (PT), outdoor type, 33/√3kV / 110/√3V, 2 cores, 100 VA each for 33 kV, 3 phase system, (each set consists of 3 nos.)

Earth Fault protection system for NGR consisting of CT , instantaneous earth fault relay etc. incl. NGR complete (on 6.6kV side).

Vacuum Circuit Breaker, 33kV,1250 A, outdoor type, 750 MVA symmetrical breaking capacity with remote control panel having IDMTL relay for O/L and E/F protection, ammeter, energymeter, battery charging system, etc.

Transformer outdoor type conforming to IS:2026 (current) having ON-LOAD tap changer on HV side with all accessories as per IS:3639 (Current) with the rating as given below:- Rated kVA: 7500 Rated Voltage(primary): 33000V Rated Voltage(secondary): 6600V Connection and vector group: Dy11 , along with Nitrogen Injection fire protection System for firefighting.

Station Transformer, Plinth mounted, outdoor type rated as follows: Rated kVA: 160 Rated Voltage(primary): 33000V Rated Voltage(secondary): 415V

Lighting Transformer, Plinth mounted, outdoor type rated as follows: Rated kVA: 100 Rated Voltage(primary): 33000V Rated Voltage(secondary): 230 V (L-L)

6.6 kV, Air Break Isolator, gang operated, off load, Outdoor type, 1250 / 630 Amp

6.6 kV VCB, Outdoor type in Kiosk with CT & PT, 1250 / 630 Amp, along with Indoor type Control and Relay Panel

6.6 kV, earthing Switch for outgoing feeders/Capacitor Bank feeders

Lightning Arrestor, Station class, for 6.6 kV System

6.6 kV, 2250 kVAR Capacitor Bank c/w Automatic Power Factor controller (APFC) panel with automatic on and off switching facility

3.3kV VCB, Outdoor type in Kiosk with CT & PT, 800 Amp, along with Indoor type Control and Relay Panel

3.3 kV, Air Break Isolator, gang operated, off load, Outdoor type, 800Amp with earth switch

Lightning Arrestor, Station class, for 3.3 kV System

Earth Fault protection system for NGR consisting of CT , instantaneous earth fault relay etc. incl. NGR complete (on 3.3kV side)

Transformer outdoor type conforming to IS:2026 (current) having OFF-LOAD tap changer on HV side with all accessories as per IS:3639 (Current) with the rating as given below:- Rated kVA: 2000 Rated Voltage(primary): 6600V Rated Voltage(secondary): 3300V Connection and vector group: Dy11

415 V, 3Ph - neutral , Power distribution board, Indoor type

Main Lighting Distribution Board, 230V, Indoor type

Battery and battery charging (with one stand bye battery charging unit) equipment and control panels etc.

33 kV, ACSR zebra conductor for bus, connection between equipment, incoming bays, etc. Insulators with clamps and connectors etc. for 33kV bus bar, incoming bays, transformer bays and other equipment including power receiving arrangement

6.6 kV, ACSR Zebra conductor for bus and connection between equipment. 6.6 kV Insulators with clamps and connectors etc. and arrangements for 6.6kV outgoing feeders &3.3kV outgoing feeders

Earthing system including earth pits, required galvanised strips/flats for inter connection etc. complete

Lightning protection system consisting of spikes, earth pits, galvanised strips /flats, shield conductors etc.

Decorative, 1x12 W (min) and 2x12 W (min) LED light fittings

Tubular steel poles, 9 m height along with 90 W (min) LED lamps with fittings complete

Lighting masts, 12m height along with required nos. of 200 W (min) LED lamps with fittings complete

120 W (min) LED lamps (complete) fitted on substation building

Accessories such as sub distribution board, junction boxes, individual control cables, PVC conduits/ casings, back up fuses, switches, sockets, ceiling roses, single core PVC cable with copper conductors, flexible wire etc.

Emergency lighting system suitable for operation on 110 V DC supply in substation building

Cable and accessories

LT Power cable, 1100V grade, PVCSWA, FRLS, 10 sq. mm.(minimum), 3/4 core copper stranded conductors

Outdoor Lighting cable, 1100V, PVCSWA , 2 cores, 10 sq mm (minimum) stranded aluminium conductors

Control cables, 1100V grade, PVCSWA, for 33kV and 6.6kV side copper conductors of with required number of cores and required sizes

Wires for internal wiring, PVC insulated copper conductor cable of 1100V grade (As per the requirement) with complete wiring

Cable trays, cable racks, binding materials, cable glands/lugs, cable jointing kit, bolts, nuts, washers, termination kit etc.

Fire / Smoke detection alarming system for Substation buildings, etc.

Fire Control equipment as per IS 3034:1993 Viz. Fire extinguishers, Sand Buckets with stand etc. as per the requirement.

Diesel & Electrical pump for hydrant type fire fighting, associated electricals, hoses, nozzles, hydrant valves, etc. complete.

Miscellaneous items

Room air conditioners, 2 t capacity including servo stabilizer

Exhaust fans, 600 mm & 225 mm sweep

Ceiling fan, 1200 mm sweep along with electronic regulator

Water purifier with hot & cold water dispenser

Vacuum cleaner, domestic type

DG set, 63 kVA,with Power Distribution Board, cable, With Change over switch, etc. complete

Submersible pump with associated electricals & cables complete

Transformer oil filteration machine of 3000 lph capacity with associated items complete

Miscellaneous Items (Like Rubber mat, hand gloves, earthing rod, paper chart, danger plate, notice board etc. shall be provided as per safety requirement.and other items which is required to complete the work but not mentioned here. Etc.) for the Substation

PART-D Component of DLP Payment (2.78% of the total quoted cost)

Total impact of GST for the purpose of CTC