South Eastern Coalfields Limited-SECL has published Planning, Design, Engineering, Construction, Fabrication, Supply, Erection, Trial Run And Commissioning Of 2X12.5Mva, 33Kv / 6.6Kv Substation Including Maintenance During Dlp Of 05 ( Five ) Yrs For Chhal Ocm ( Seam Iii ) Of Raigarh Area On Tur. Submission Date for this Tender is 01-10-2021. Substation Tenders in Chhal OCM, Raigarh Area, Distt.Raigarh, CG Chhattisgarh. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | DESIGN AND ENGINEERING COST( Sub Station 1) |
| 2 | Design and Engg onPLANT & MACHINERY ( P&M - Electrical) to be supplied by bidder inlcusive of Overhead constuction cost, Contigencices, but excluding GST |
| 3 | Design and Enggon Civil and structural work |
| 4 | CIVIL CONSTRUCTION AND STRUCTURAL WORKSfor Substation-1 inclusive of Insurance,Contingencie but excluding GST |
| 5 | Sub-station Building |
| 6 | Outdoor Steel Structures |
| 7 | Foundation of outdoor structures including Transformer foundation |
| 8 | Cable Trench |
| 9 | Barbed wire fencing |
| 10 | Boundary wall |
| 11 | Gate |
| 12 | Road |
| 13 | Surface dressing |
| 14 | Stone laying |
| 15 | Anti weed treatment |
| 16 | Bore well with submersible pump |
| 17 | Path way |
| 18 | Security Room |
| 19 | RCC sump and pump House |
| 20 | Shed for DG & Oil filter unit |
| 21 | Drain along boundary wall |
| 22 | Parking Shed |
| 23 | Survey & Soil testing |
| 24 | SUPPLY OF PLANT & MACHINERY inclusive of Overhead Construction cost, Insurance, Contingencies, but excluding GST forsubstation - 1 (2X12.5MVA,33kV/6.6kV ) |
| 25 | Isolators, 33 kV (nominal),3 poles, pole mounted, 1250A,13.1kA, arrangement for interlocking with 33 kV Vacuum Circuit breaker |
| 26 | Isolators, 33 kV (nominal), 3 poles, pole mounted, 1250A,13.1kA, arrangement for interlocking with 33 kV Vacuum Circuit breaker withEarthing switch |
| 27 | DO--but with earth switch and D.O. Fuses. |
| 28 | Lightning Arrestors, station class, 30 kV,10 kA, suitable for 33kV, solidly earthed (each set consists of 3 nos.) with counters/surge monitors |
| 29 | Single phase current transformer ,outdoor type with CT ratio ofrequired capacity for 33 kV system for metering and protection (1 setconsists of 3 units for 3 phase supply) |
| 30 | Potential transformer ,outdoor type 33kV, 100 VA each 33/v 3 kV/ 110/ v 3 Vfor metering and protection each for three phase system |
| 31 | Vacuum Circuit Breaker, 33kV,1250 A, outdoor type,25 kAwith remote control panel having IDMTL relay for O/L and E/F protection, ammeter,energymeter |
| 32 | Transformer outdoor type conforming to IS:2026 (current) having ON-LOAD tap changer on HV side and LV neutral effectively earthed through required value of Resistance ( Restricted Neutral System) with all accessories including 33 kV remote control panel for on load tap changer as per IS:3639 (Current) with the rating as given below Rated kVA: 12500;Rated Voltage(primary):33000V;Rated Voltage(secondary):6600V;Connection and vector group:Dy11 |
| 33 | 6.6 kV switch-board, indoor type, 22 panel, with vacuum circuit circuit breakers,150 MVA symmetrical breaking capacity. The function of eachpanel is as given below: -2nos, 2000 amps circuit breaker panels having CT ratio of 1500/5 A for control of incoming feeders -1 no. 2000 ampscircuit breakerpanel having CT ratio of 1500/5 A as sectionaliser -3 nos1250 ampscircuit breaker panel having CT ratio of 600/ 5 A for control of out going feeders to CHP/Inpit -4 nos1250 ampscircuit breaker panel having CT ratio of 400/ 5 A 400/5 A for control of out going feeders to Quarry pump -4 nos 630 ampscircuit breaker panel having CT ratio of 400/ 5 A for control of out going feeders to Quarry feeder -1 nos 630 ampscircuit breaker panel having CT ratio of 200/ 5 A for control of out going feeders to Workshop -2 nos 630 ampscircuit breaker panel having CT ratio of 400/ 5 A for control of out going feeders to for Quarry lighting -2 nos. 800 ampscircuit breaker panels having CT ratio of500/ 5 Afor control of out going feeders to capacitor banks with automatic power factor control facility. -3 no. 1250 ampscircuit breaker panels having CT ratio of 1500/ 5 A as reserve. All panels will conform to IS:3427 (Current) and relevant parts to IS:2516 ( current). These will be provided with cable entry boxes. The incoming panels will be provided with restricted earth fault protection. All panels will be provided with IDMTL relays for over current and earth fault protction. The incoming and outgoing panels shall be provided with Trivector meters. |
| 34 | Station Transformer, outdoor type rated as follows: Rated kVA: 315 Rated Voltage(primary):33000 V Rated Voltage(secondary):433 V, Cu wound, Plinth mounted |
| 35 | Lighting Transformer, outdoor type rated as follows Rated kVA: 100 Rated Voltage(primary):33000 V Rated Voltage(secondary):230V(L-L), plinth mounted |
| 36 | 415V switch board, indoor type with 4 nos MCCB having O/L,S/C and E/Lprotection, 25 MVA symmetrical breaking capacity (All out going panels will be provided with ammeter, and incoming panel with ammeter and voltmeter). The function of panels will be as follows : - 1 no, MCCB, 800A, CTR of 300/5 A, as controller for incoming feeder. - 3 nos, MCCBs, 400A, CTR of 100/5 A, as controller for outgoing feeders. |
| 37 | 230 V (L-L) Main Lighting Distribution boards with the following : --1no. MCCB, 3 pole,400 amps for control of incoming feeder. -3 nos.,MCBs, 2 pole,63 amps for control of out going feeders. -3 nos.,MCBs, 2 pole, 32 amps for control of out going feeders. |
| 38 | Capacitor bank, 6.6kV indoor type 4125 kVAR including APFC. |
| 39 | Battery (110 V) lead Acid type, 200 AH and battery charging (with one stand bye battery charging unit) equipment, control panels, wooden racks etc. |
| 40 | Earthing system (Safe Earth Electrode type) including earth pits, required galvanised strips/flats for inter connection etc. |
| 41 | Lightning protection system consisting of spikes, earth pits, galvanised strips/flats, shield conductors etc. |
| 42 | Luminaries |
| 43 | Decorative, 1x15/18W and 2x15/18 W LED light fittings |
| 44 | 2x15/18 W LED Bulbs |
| 45 | Tubular steel poles,11m height along with 90 W LED lamps with fittings |
| 46 | Lighting masts, 16m height along with required nos. of 200 W LED lamps with fittings. |
| 47 | 90 W LED fitted on substation building |
| 48 | Emergency lighting system suitable for operation on 110 V DC supply in substation building. |
| 49 | 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. |
| 50 | Cables and accessories |
| 51 | HT power cable, 6600 V grade, XLPE, FRLS, stranded Copper conductor |
| 52 | LT Power cable, 1100V grade, PVCSWA, 10 sq. mm. (minimum), 3/4 core copper stranded conductors |
| 53 | Outdoor Lighting cable, 1100V, PVCSWA , 2 cores, 10 sq mm (minimum) stranded Aluminium conductors |
| 54 | Outdoor Control cables, 1100V grade, PVCSWA, not less than 2.5 sq mm , copper conductors of with required number of cores |
| 55 | Wires for internal wiring of 1.5 sq mm and 6 sq mm size, PVC insulated copper conductor cable of 1100 V grade. |
| 56 | Cables for internal control wiring of illumination, ceiling fans, power sockets etc. 2.5 sq mm size, PVC insulated copper conductor of 1100 V grade |
| 57 | Cable trays, cable racks, binding materials, cable glands/lugs, cablejointing kit, bolts, nuts, washers, termination kit etc. |
| 58 | Overhead conductors,Insulators,Towers, poles, insulators, string bus, ACSR conductors, steel hardware etc for 33 kV sides in the out door yard and 2 pole structure fitted with gang operated AB switch, lightning arrester etc for out going feeders |
| 59 | Fire Fighting System |
| 60 | Fire fighting equipment consisting of fire hydrants hose cabinets, hose reels, valves, pipes,fire detection alarming system, high velocity water spraying system for transformers,diesel pump, electric pump with electricals and cables , jockey pump etc |
| 61 | Supply of portable fire extinguisher system |
| 62 | Sand buckets with stand |
| 63 | Miscellaneous items |
| 64 | Room air conditioners, 2 t capacity ( 5 star rating ) including servo stabilizer |
| 65 | Supply of 63 kVA Diesel Generator set (silent type) with 3 ph, 50 Hz ,415 V output supply with cable, change over switch and earthing etc |
| 66 | Exhaust fans, 600 mm sweep. |
| 67 | Ceiling fan ,1200 mm sweep along with electronic regulator |
| 68 | Water cooler with water purifier |
| 69 | Erection and commissioning of Plant and Machinary for substation to be suplied by bidder as above inclusive of Overhead Construction cost, Insurance, Contingencies , but excluding GST |
| 70 | Training of O&M staff |
| 71 | Operation & Maintenance of the entire substation (all inclusive) including supply of required manpower, spares and consumables during Defect Liability Period (DLP) of five years after commissioning of substation. |
| 72 | Total impact of GST for the purpose of CTC |
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