GENERAL Smart meter Implementation Karalmanna LIS Renewal Of CTPT unit TOD meter and other accessories in Transformer yard General Electrical Work

Replacement of CT PT unit

OD278732/2025-2026:Service charges for dismantling & removing of existing outdoor CT - PT unit,from the suppliers structure.

OD356878/2025-2026:Supply and drawing the 12 core 2.5 sq mm PVC insulated ISI marked copper cable and giving necessary connections .

OD356931/2025-2026:SITC of 11 KV CTPT(out door- Oil cooled 5/5 to 30/5 ) of accuracy class 0.2 s with required supporting accessories.

OD279324/2025-2026:Supply, Erection, and Commissioing of -/5A, class 0.2 S, 11KV/110V 4 wire HT TOD meter with terminal block and 20A fuse with HRC Link

OD278735/2025-2026: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.-4 sq mm single run with required sockets.

90.14.5:Supply and fabrication conveyance and installation of angle iron frame work for wall mounting panel board

90.16.1.6:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required6.00 mm copper conductor (4 SWG)

OD278733/2025-2026: Supplying and Laying 38mm X 6 mm GI strip at 0.60 meter below ground as strip earth electrode, including connection/ terminating with suitable nut, bolt, spring, washer etc. as required.

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

OD278730/2025-2026:Supply and clamping the following sizes of "B" class GI pipe on wall with all required accessories & clamps etc., including cutting and making good the walls, painting the exposed portions etc., as protective covering to earth leads / cables.32 mm dia

OD278740/2025-2026:Overall inspection of HT and LT electrical connections, attending petty repairs at jumper connections, insulators , lightning arrester, DO fuses, replacing nuts and bolts, minor repairs if any wherever necessary on the four pole structure.

OD278739/2025-2026:Painting the existing HT Structure,etc. with synthetic enamel paint over a coat of red oxide primer of approved brand in the existing HT Structure, fencing, transformer etc. as required

OD356988/2025-2026:Providing and laying in position graded stone aggregate 40 mm nominal size in transformer yard etc as required.

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.

90.14.1.2: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 & complying to IS 8623. Fabrication of fully partitioned, dust and vermin proof enclosure for panel assembly as per form 4 of IS 8623 (with latest amendments) 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 1.6mm CRCA sheet, powder coated (excluding base frame)

OD356999/2025-2026:Earthing with G.I. earth plate 1200*1200*12 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required.

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)

OD357005/2025-2026:Supplying and providing earth clamps for siemens/ tropodur type cable glands of suitable length and other dimensions noted along with each size of glands for the following sizes of cables as required.(4 sq - 16sq mm with 12 mm wide x 1.20 mm thick clip)

90.12.10.2:Supply & laying of DWC pipe in ordinary soil 0.75m below ground level including excavation50/38 mm or nearest size

90.12.5.3: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.2 core 10 sq mm

90.12.7.3:Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armoured aluminium power 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.2 core 10 sq mm with factory made clamp

OD357002/2025-2026:Supply and fixing 100/5A class 5P 10 Neutral CT for up to 500 KVA transformer

OD357003/2025-2026:Supply and providing one number earth fault Relay ( MC 12 ) or equivalent

OD357004/2025-2026:Supply and providing 11 KV AB switch with handle set fixed on the existing MS channel frame work.