GENERAL-Thottumugham LIS-HTUpgradation of HT installation including supply, installation, testing and commissioning of additional transformer and allied works-HTElectrical-Work

Electrification

OD211180/2024-2025:Supply, erection and fixing of 175x85 RSJ poles on the existing foundation for placing transformer using suitable size bolt and nuts including lifting, welding etc as required as per directions of departmental officers

OD211177/2024-2025:Supply and fixing of channel iron 100mm X 50 mm X 6 mm (9.56 kg per meter) for placing and fixing CT-PT unit / ABS/ Lightning arrestor using suitable size u clamp, bolt and nuts etc as required as per directions of departmental officers

OD211192/2024-2025:Charges for painting the pole, channel etc with 2 coat epoxy paint over a coat of primer as required

OD211175/2024-2025:Supply and fixing of wall fencing to the transformer yard with appropriate area including(50mmx50mmx6mm size) angle iron support in all leg fixed with concrete base and(35mmx35mmx5)angle iron frame in the outer frame area of the each side of the fencing and (25mmx25mmx3mmsize) angle iron support in each side more than 1.2 meter interval and one door provided in the front side of the yard with the same material and all side of the fencing covered with weld iron net mesh with supported by 25*3 flat iron. All the structures are welded and fabricated using suitable nut and bolt , and painted 2 coats of epoxy paint over a coat of primer as required. The bottom of the fencing shall be 150 mm for which brick work 225 mm thick shall be around the fencing including plastering as required.

OD211199/2024-2025:supply and spreading 40mm hard granite broken stone in transformer yard

OD211215/2024-2025:Supply and spreading of fine sand in transformer yard

13.1:Supplying and erection of galvanised stay set for 11 KV over head lines complete with 19/ 20 mm dia X 1.8 metres long stay rod, anchor plate of size 45 cm X 45 cm X 7.5 mm thick, thimble, stay clamps, turn buckle ( 20 mm X 600 mm ), 7/ 4.00 mm dia G.I. stay wire and 11 KV strain insulator etc in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size ) foundation including excavation and refilling etc. as required.

13.10:Supplying and erection of 11 KV pin insulator complete with large steel head G.I. pin, nuts, washers etc. as required

13.11:Supplying and erection of 11 KV disc insulator for 11 KV over head lines with galvanised insulator fittings, ball and socket type and complete with galvanised strain clamps, bolts, nuts, washers etc. as required.

OD211194/2024-2025:Supply and providing 11KV 400 A AB switch with handle set fixed on the existing MS channel frame work.

OD211171/2024-2025:Supply and fixing 11KV DO (drop out) fuse unit with fuse element with iron base insulators on the existing MS channel frame work.

13.13:Supplying and erection of three piece nonlinear resistor type lightning arrestor suitable for 3 wire. 11 KV overhead lines with rated voltage 9 kV (rms) with a nominal discharge current rating of 5 kA and complete with galvanized clamping arrangement, G.I. bolts, nuts, washers etc. as required.

90.16.1.8:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required8.00 mm copper conductor (0 SWG)

90.16.5.8:Supply of superior quality copper earth socket for the following size of earth conductor including crimping etc. as required.8 mm (0 SWG)

OD211208/2024-2025:Supply and providing the following sizes of bolt and nut with washers on the existing MS box , earth bus, earthing system etc. as required including drilling necessary holes as required - 25 x 6 mm brass bolt & nut

OD211203/2024-2025:Supply, Energy Efficient - Level 1 - ISI Marked 500K.V.A out door oil type transformer, transformer Portion consists of 500 K.V.A ,11000V/433V, 50 Hz, Delta/Star connected ,insulated copper wound oil filled ,ONAN cooled transformer out door minimum IP 65/66 Protection, Bushing on HT side, cable box with provision of terminating suitable AYFY cable on LT side, The core shall be made of laser scribed core Class 'F' insulation level shall be maintained. OFF load tap changing facility shall be incorporated so as to achieve tap position +-5% in steps of 2.5% with all standard fittings (make : KEL, ResiTech or equivalent).

OD212752/2024-2025:Supply, installation, testing and commissioning of 11KV outdoor type VCB multi panel with 11kV, 630A, 26.3kA for 3 sec Horizontal Draw out VCB fitted with Manual/Motor operated spring charging mechanism with 230V AC motor and motor control switch as incomer and 2nos 11KV 630A 26.3KA Load Break Switch as outgoings with suitable Aluminium bus bar, shunt trip coil of 24V DC, closing coil of 24V DC, Auxiliary Contact 2NO + 2NC,Mechanical ON/OFF indicator, mechanical operation counter, protection CT, (--/5A, 5P10,15VA , 11kV/110V, Cl-0.2, 25VA PT Instantaneous IDMT relay with Microprocessor based 3O/C + and 1EF Protection relay, Strip Heater with thermostat, Digital Ammeter and Digital Voltmeter, Power pack 230V AC-24V DC emergency OFF push button, Provision for 3 No. CT and 1 No. PT For KSEB Metering, Provision For TOD

OD211201/2024-2025:Supply, installation , testing and commissioning of 11kV Outdoor type CT-PT Unit,3 Phase 4 wire system of metering with 3 No of CTs of accuracy class 0.2S, CT ratio 10 or 15 or 20/5 as per KSEBL Specifications S and 3Ph.PT of 0.2 Accuracy class ;Voltage Ratio :11kV/110V, as per KSEBL Specifications and with required amount of transformer oil

OD211214/2024-2025:Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured copper control cable, 1.1 KV grade of the following sizes using clamps noted along with the cables, spacing of clamps not exceeding 60cms, making good the damages , colour washing etc. as required. 12 core 2.5 sq mm with factory made clamp

1.17.11:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.2 x 2.5 sq. mm

OD211167/2024-2025:Supply and providing plate earthing with 1200x1200x12 mm GI/CI earth plate, 50mm GI watering pipe, GI funnel with weld mesh, 25 x 3mm GI clamps, charcoal etc., including providing brick work masonry enclosure at the top (450 x 450 x 450 mm inside) with Gully trap with covering box in CI/GI but excluding earth continuity conductor, test joint

90.16.2.4:Supply and laying of the following sizes of B class GI pipe laid 0.6 m below ground level including excavating trench of suitable size and refilling etc, as required.40 mm dia G.I. pipe ( medium class)

OD211205/2024-2025:Supply and providing earth lead from the test joint to the earth electrode using the following sizes of conductors/ strips including cutting, drilling necessary holes (in case of strip) and fixing firmly with plate using test joint using suitable size nut and bolt etc as required.32 x 6 mm GI strip

90.16.3.5:Supply and clamping the following size of strips on surface of wall/ parapet/ existing cable tray using clamps fabricated from 20 X 3 mm GI flat duly painted or heavy duty GI spacer saddles spacing of clamps not exceeding 1 m, making good the damages, colour washing etc. as required ( for horizontal run)32 x 6 mm GI strip

90.16.4.5:Supply and clamping the following sizes of strips on surface of wall / parapet/ existing cable tray using clamps fabricated from 20 x3 mm GI flat duly painted or heavy duty GI spacer saddles, spacing of clamps not exceeding 1 m , making good the damages, colour washing etc. as required ( for vertical run).32 x 6 mm GI strip

OD212772/2024-2025:Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured aluminium power cable, 11 KV grade of the following sizes using clamps noted along with the cables, spacing of clamps not exceeding 60cms, making good the damages , colour washing etc. as required.3 core 300 sqm stranded compact circular aluminium conductor, conductors screened with extruded semi conducting compound XLPE insulated, insulation screened with extruded semi conducting compound in combination with copper tape (0.3KA for I sec.) cores laid up. inner sheath of PVC tape, galvanized steel flat strip armoured, and overall PVC sheathed cable conforming to IS: 7098 part II 1985 with latest amendments

OD214883/2024-2025:Supplying and making outdoor end termination including aluminium lugs and other jointing materials for following size of XLPE aluminium conductor cable of 11 KV grade as required.3 X 300 sq. mm

OD211198/2024-2025:Supply and providing 2mm thick Elastomeric fire retardent insulating mat as per IS 15652/2006 to withstand 3.3 KV dielectric strength near panel/substation.

OD211179/2024-2025: Charges for preparation of scheme for the Electrical Installation for sheet of A3 size Additional copies

OD211172/2024-2025:Charges for preparation of scheme for the Electrical Installation for sheet of A3 size. first copy

OD211166/2024-2025:Supply and fixing Neutral CT for up to 500 KVA transformer

OD211204/2024-2025: Supply, installation, testing and commissioning of numerical protection relay having functions of instantaneous and time-delayed overcurrent (50, 51) and instantaneous and time-delayed earth fault (50N, 51N) protection suitable for use in HT switchgear (11kV class) for transformer or feeder protection. and giving connection etc as required

7.10:Supplying and fixing cable route marker with 10 cm X 10 cm X 5 mm thick G.I. plate with inscription there on, bolted /welded to 35 mm X 35 mm X 6 mm angle iron, 60 cm long and fixing the same in ground as required.

90.12.5.37:Supply & laying of one number PVC insulated and PVC sheathed armoured aluminium power cable of 1.1KV grade of the following sizes in the existing RCC/ HUME / STONE WARE/ GI/ DWC pipe as required.3.5 core 400 sq mm

OD293627/2025-2026:Supply ,laying and fixing of one number PVC insulated and PVC sheathed / XLPE Aluminium conductor power cable of 1.1 KV grade conforming to IS 1554/(part I)/1988 for PVC & IS 7098/(part I)/1988 for XLPE of following size on wall surface as required. 3.5x400 sqmm (clamped with 40x3mm MS flat clamp)

90.12.10.5:Supply & laying of DWC pipe in ordinary soil 0.75m below ground level including excavation90/75 mm or nearest size

9.1.31:Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.3 1/2X 400 sq. mm (82mm)

OD293595/2025-2026:Supply and laying of one number PVC insulated and PVC sheathed / XLPE aluminium armoured power cable of 1.1 KV grade conforming to IS 1554/(part I)/1988 for PVC & IS 7098/(part I)/1988 for XLPE of following size in the existing RCC/ HUME/ METAL pipe as required. 2x10 sqmm

OD293614/2025-2026:Supply ,laying and fixing of one number PVC insulated and PVC sheathed / XLPE Aluminium conductor power cable of 1.1 KV grade conforming to IS 1554/(part I)/1988 for PVC & IS 7098/(part I)/1988 for XLPE of following size on wall surface as required. 2x10 sqmm (clamped with 1mm thick saddle)

9.1.2:Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.2 X 10 sq. mm (19mm)

OD211176/2024-2025:Supplying and providing earth clamps for siemens/ tropodur type cable glands of suitable length and other dimensions noted along with each size ofglands for the following sizes of cables as required.(4 sq - 16sq mm with 12 mm wide x 1.20 mm thick clip)

OD212870/2024-2025:Supplying and providing earth clamps made out of copper strips of the following sizes including cutting and bending the flat exactly to the shape of thegland, drilling necessary holes for nut & bolt, tinning the points of contacts and giving connections to the main earthing system as required.25 x 6 mm for earthling glands of size 400 sq mm to 630 sq mm

OD211191/2024-2025:Supplying and installation including all manner of supports/ suspenders, anchor bolts etc for cable trays made out of suitable size channel sections, slotted angles, flats, MS plates etc as required including painting with 2 coats of synthetic enamel paint over a coat of zinc chromate primer, making good the damages, colour washing etc as required.

OD211223/2024-2025:Supplying and installation of supports, anchor bolts etc made out of suitable size single section channel etc as required including painting with 2 coats of synthetic enamel paint

OD211218/2024-2025:Fabrication, supply, conveyance and fixing frame work made out of suitable size angle iron cut and welded to shape of suitable size painted with 2 coats of synthetic enamel paint over a coat of red oxide primer & with drilled holes to mount the switch gear, fixed to wall using suitable size anchor bolts or grouted to wall, making good the damages, colour washing etc as required

OD211184/2024-2025:Fabrication, supply, conveyance and fixing cable entry/ wire way box made out 1.60 mm CRCA sheet of suitable size to match the switch gear and enabling the cables to be connected without strain, painted with 2 coats of synthetic enamel paint over a coat of red oxide primer & with drilled holes and mounting to the switch gear etc as required

OD298400/2025-2026:Fabrication, supply, conveyance, installation testing and commissioning of floor or wall mounting, dust and vermin proof, cubicle type MV panel board comprising of the following components/ devices & shall conform to relevant IS .Fabrication of fully partitioned, dust and vermin proof enclosure for panel assembly using CRCA sheet as per approved design and requirement, with front and rear access facility, bus bar chambers, hinged doors for all switch gear compartments, earthing the doors using 4 sq mm braided copper conductor, providing necessary cut-outs for mounting meters, relays, indication lamps, bus bar interconnection etc, detachable covers for bus bar chamber and cable alley, powder coating the assembly after subjecting to 7 tank process etc as required. CRCA sheet alone be used for the fabrication. Angles/ flats/ slotted angles etc shall not be used for the fabrication of panel assembly. The measurments will be taken the area of the complete sheets used for panel board including partitions, folding, shrouding etc.Supply and fabrication of MV panel board using 2mm CRCA sheet, powder coated (excluding base frame)

90.14.2.1:Supply and providing 2mm SMC sheet as shrouding for bus interconnection / terminations etc. including required nut & bolt etc.

90.14.3.3:Supply and providing heavy duty 'A' section neoprene gasket in the panel boardSupply and providing 'U' section PVC beeding in the panel board

90.14.4:Supply and fabrication conveyance and installation of base frame of panel board using 75 x 40 mm rolled steel channel (ISMC)

90.14.6:Supply and providing copper bus bars including finger type SMC bus bar supports in the bus chamber, suitable size nut & bolt, providng heat shrink sleeves etc. as required.

90.14.7:Supply and providing copper earth bus in the panel board

90.14.8.11:800 A, 4 pole, manual draw out type, microprocessor based ACB with overload , instantaneous SC , delayed SC and ground fault protection 50kA

90.14.10.21:Supply, conveyance and fixing the following types & current rated control gears & switchgears conforming to IS 13947 suitable for 440 V, 50 Hz, AC supply in the existing panel assembly as required.400A, 70 kA (Ics=100%Icu), 4 pole, current limiting type MCCB with microprocessor based release with overload setting of 50 - 100% having adjustable OL & SC

90.14.11.4:MCCB AccessoriesSupply and fixing one number earth fault Relay up to 630A to 800A with CBCT.

90.14.11.9:MCCB AccessoriesSupply and fixing auxiliary switch (1 NO + 1 NC) in the existing MCCB of rating up to 630 A.

90.14.11.11:MCCB AccessoriesSupply and fixing one number under voltage release for all voltage range up to 630A MCCB.

90.14.11.12:MCCB AccessoriesSupply and fixing shunt release for all voltage range up to 630A.

90.14.11.15:MCCB AccessoriesSupply and fixing rotary handle, External type (including BUC handle with door interlock ) in the existing MCCB of rating up to 315-630 A

OD211209/2024-2025:Supply and fixing of Spreader/ terminal adapter kit with shroud in the existing microprocessor based 4 pole MCCB of rating up to 400 TO 630 A(8 pieces)

OD211173/2024-2025:Carrying out control wiring for panel with normal meters and indication lamps for interconnecting the control devices/ equipments including providingsuitable size insulated sockets at the termination points or soldered properly, providing numbering ferrules for the proper identification of the wiring,keeping the wiring firm by suitable tie/ tie mounts/ PVC duct etc as required.-1.50 sq mm single run with required sockets.

OD214795/2024-2025:Supply and fixing 400/5 A, 5 VA, accuracy class 1, Tape wound Metering CT and giving connnection etc as required

OD214796/2024-2025:Supply and Fixing 800/5 A, 15 VA, accuracy class 0.5, Resin Cast Metering CT and giving connection etc as required

OD211207/2024-2025:Supply,fixing and installation of Three Phase Ammeter accuracy class 1-digital type

OD211213/2024-2025:Supply,fixing and installation of Three Phase Voltmeter accuracy class 1-Digital type

OD211221/2024-2025:Supplying and fixing .5 amps to 4 amps rating, 240/415 volts, C curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required. Single pole

2.21:Providing and fixing M.V. danger notice plate of 200 mm X 150 mm, made of mild steel, at least 2 mm thick, and vitreous enameled white on both sides, and with inscription in single red colour on front side as required.

OD211197/2024-2025:Supply and fixing Bus bar chamber, 100 x 40 mm aluminium anodised legend plates

OD211162/2024-2025:Supply and fixing Cable alley, 100 x 40 mm aluminium anodised legend plates

OD211193/2024-2025:Supply and providing LED indicators for all voltage ranges - Blue Colour

OD211186/2024-2025:Supply and providing LED indicators for all voltage ranges - Red, Green, Black, Yellow or Orange Colour

OD211163/2024-2025:Painting letters or figures of the following sizes with enamel paint as identification mark to SB, DB, panel board etc as required in Panel board/DB's- 2.50 cm, 4 cm or 5 cm height

OD293726/2025-2026:Supply ,laying and fixing of one number PVC insulated and PVC sheathed / XLPE Aluminium conductor power cable of 1.1 KV grade conforming to IS 1554/(part I)/1988 for PVC & IS 7098/(part I)/1988 for XLPE of following size on wall surface as required. 3.5x185 sqmm (clamped with 25/40x3mm MS flat clamp)

9.1.27:Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.3 1/2X 185 sq. mm (57mm)

OD293796/2025-2026:Supply ,laying and fixing of one number PVC insulated and PVC sheathed / XLPE copper conductor armoured power cable of 1100 volts conforming IS 1583/part I/ 1988 for PVC IS 7098 part I for XLPE of following size on wall surface as required. 3x240 sqmm (clamped with 40x3mm MS flat clamp)

2.1.8:Providing and fixing following capacity TP&N disconnector fuse switch unit inside the existing panel board with ISI marked HRC fuses including drilling holes in cubicle panel, making connections, etc. as required.400 Amp TP&N

90.12.24.14:Supply of superior quality copper tubular cable socket and making core termination of cables of the following sizes including crimping etc. as required.240 sq mm

1.21.5:Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/ recess including cutting the wall and making good the same in case of recessed conduit as required.50 mm

OD215333/2024-2025:Providing and fixing PVC pipes, fittings including fixing the pipe with clamps at 1.00m spacing. This includes jointing of pipes & fittings with one step PVC solvent cement and testing of joints complete as per direction of Engineer-in-Charge 110 mm dia 8 Kgf/cm2- Internal work- exposed on wall

OD211216/2024-2025:Supplying and clamping the following sizes of corrugated pvc flexible conduit with necessary compression gland with locking ring and check nut at termination pointed using suitable size GI/painted MS saddles spacing not exceeding 60 cms on surface including making good the damages.50 mm dia .

5.4:Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required.

OD293825/2025-2026:Providing and drawing 3.15 mm (10 SWG) copper wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required.

5.14:Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required.

90.16.5.3:Supply of superior quality copper earth socket for the following size of earth conductor including crimping etc. as required.3.15 mm (10 SWG)

14.1:Excavation for foundation in soft soil including dressing of sides and ramming of bottoms, lift upto 1.5 m including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 metres.

14.9:Providing and laying in position cement concrete 1 :3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) in foundation of pump, DG set etc. including form work etc. as required.

14.10:Providing and laying in position reinforced cement concrete 1 :2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc. including form work etc. as required (excluding reinforcement).

14.12:Providing 15mm thick cement plaster of mix 1:4(1 cement: 4 fine sand) at all levels

OD211202/2024-2025:Steel reinforcement for RCC Work including straightening, cutting, bending, placing in position and binding all complete.

14.11:Providing brick work (in width 225 mm or more) with F.P.S. bricks of class designation 7.5 in cement mortar 1:4 (1 cement : 4 coarse sand) at all levels.

Please Enable Macros to View BoQ information