GENERAL Dam safety Mangalam dam Very urgent repair works to KSEB Meter board and replacement of OH lines to control room General Electrical Work

Cabling

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)

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

90.14.3.2:Supply and providing heavy duty 'A' section neoprene gasket in the panel boardU' section rubber beeding suitable for 1.60/ 2.00 mm sheet

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

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

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

OD342773/2025-2026: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.-1.50 sq mm single run with required sockets.

OD262548/2025-2026: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

OD262541/2025-2026:Supply ,fixing and installation of Three Phase Voltmeter accuracy class 1-Digitaltype

OD262543/2025-2026:Supply ,fixing and installation of Three Phase Ammeter accuracy class 1-digital type

OD262544/2025-2026:Supply and providing LED indicators for all voltage ranges - Blue Colour

OD262545/2025-2026:Supply and providing LED indicators for all voltage ranges - Red, Green, Black, Yellow or Orange Colour

OD342778/2025-2026:S & F CURRENT TRANSFORMER -CURRENT TRANSFORMER - 100/5 A, 5 VA, accuracy class 1, Tape wound Metering CT

2.2.13:Providing and fixing following rating and breaking capacity MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel. making connections. etc. as required. 100 Amp, 30 KA 4 Pole

90.14.10.12: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.160A, 35/36 kA (Ics=100%Icu), 4 pole, current limiting type MCCB with microprocessor based release with overload setting of 50 - 100% having adjustable OL & SC

90.14.11.1:MCCB AccessoriesSupply and fixing one number earth fault Relay up to 100A with CBCT.

90.14.11.2:MCCB AccessoriesSupply and fixing one number earth fault Relay up to 125A to 200A with CBCT.

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

90.14.11.14:MCCB AccessoriesSupply and fixing rotary handle, Direct type (including BUC handle with door interlock ) in the existing MCCB of rating up to 250 A

2.1.3: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.100 Amp TP&N

2.1.2: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.63 Amp TP & N

2.1.1: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.32 Amp TP & N

90.12.5.31: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 95 sq mm

90.12.7.31: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.3.5 core 95 sq mm

90.12.5.29: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 50 sq mm

90.12.7.29: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.3.5 core 50 sq mm with factory made clamp

90.12.7.42: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.4 core 25 sq mm with factory made clamp

90.12.7.40: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.4 core 10 sq mm with factory made clamp

90.12.10.4:Supply & laying of DWC pipe in ordinary soil 0.75m below ground level including excavation77/63 mm or nearest size

9.2.21:Supplying and making outdoor end termination with cast resin compound including aluminium lugs and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required.3 1/2 X 95 sq. mm

9.1.24: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 95 sq. mm (45mm)

9.1.22: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 1/2 X 50 sq. mm (35mm)

9.1.34: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.4 X 25 sq. mm (28mm)

9.1.32: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.4 X 10 sq. mm (25mm)

OD342826/2025-2026: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.(25 sq - 95sq mm with 20 mm wide x 1.20 mm thick clip)

OD342827/2025-2026: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)

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.

5.9:Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required.(Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm)

90.16.3.3: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)25 x 6 mm GI strip

90.16.3.2: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)25 x 3 mm GI strip

OD262576/2025-2026: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

OD262577/2025-2026:Supply and providing 2mm thick Elastomeric fire retardent insulating mat as per IS 15652/2006 to withstand 3.3KV dielectric strength near panel board/substation

OD262617/2025-2026:Supply , Conveyance and fitting 160 A, HRC Fuse Base with suitable HRC Fuse

OD262618/2025-2026:Supply , Conveyance and fitting 100 A, 2 Way neutral links in the existing Meter box.

OD262623/2025-2026:Supplying , threading , laying and jointing of the following sizes of 'B' class GI pipe with all required accessories in ground in the existing trench as protective covering to earth leads. 75 mm dia

control room lighting

1.10.1:Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface / recessed medium class PVC conduit, with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm. FRLS PVC insulated copper conductor single core cable etc as required.Group A

1.17.21:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.3 x 4 sq. mm

1.17.3:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.3 X 1.5 sq.mm

1.17.4:Supplying and drawing following sizes of FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel/ PVC conduit as required.4 x 1.5 sq. mm

1.21.1: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.20 mm

2.10.1:Supplying and fixing 5A to 32 A rating, 240/415 volts, 10 kA, ""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

2.12.1:Supplying and fixing following rating, double pole, 240 volts, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required.40 amps

2.14.1:Supplying and fixing following rating, double pole, (single phase and neutral),240 volts, residual current circuit breaker (RCCB), having a sensitivity current 30 milli amperes in the existing MCB DB complete with connections, testing and commissioning etc. as required. 25 amps

2.3.2:Supplying and fixing following way, single pole and neutral, sheet steel, MCB distribution board, 240 volts, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. as required. (But without MCB/RCCB/Isolator) 8 way, Double door

90.15.4.1:Supply Conveyance, installation, testing and commissioning of 20W LED street light output greater than 105lumen/W 4000-6000 K with IP 66 protection LED Chip make Cree/Lumilled/Nichea with power factor greater than 0.95 at full load, internal surge protection up to 8 KV,and Aluminium pressure die-cast Powder coated housing,acrylic cover complete with THD Less than10%, power factor greater than 0.98, RoHS compliant, duly wired up for use on 230 V AC supply. Driver compartment should be seperatly accessible for maintenance (LM 79&80 certificates from NABL accredited Third party lab to be produced mentioning chip manufacturer)

90.15.4.3:Supply Conveyance, installation, testing and commissioning of 70W LED street light output greater than 105lumen/W 4000-6000 K with IP 66 protection LED Chip make Cree/Lumilled/Nichea with power factor greater than 0.95 at full load, internal surge protection up to 8 KV,and Aluminium pressure die-cast Powder coated housing,acrylic cover complete with THD Less than 10%, power factor greater than 0.98, RoHS compliant, duly wired up for use on 230 V AC supply. Driver compartment should be seperatly accessible for maintenance (LM 79&80 certificates from NABL accredited Third party lab to be produced mentioning chip manufacturer)

90.15.4.5:Supply Conveyance, installation, testing and commissioning of 40W LED Flood light output greater than 105lumen/W 4000-6000 K with IP 66 protection LED Chip make Cree/Lumilled/Nichea with power factor greater than 0.95 at full load, internal surge protection up to 8 KV,and Aluminium pressure die-cast Powder coated housing, acrylic cover complete with THD less than10%, power factor greater than 0.98, RoHS compliant, duly wired up for use on 230 V AC supply. Driver compartment should be seperatly accessible for maintenance (LM 79&80 certificates from NABL accredited Third party lab to be produced mentioning chip manufacturer)

90.15.4.9:Supply Conveyance, installation, testing and commissioning of 150W LED Flood light output greater than 105lumen/W 4000-6000 K with IP 66 protection LED Chip make Cree/Lumilled/Nichea with power factor greater than 0.95 at full load, internal surge protection up to 8 KV,and Aluminium pressure die-cast Powder coated housing, acrylic cover complete with THD less than 10%, power factor greater than 0.98, RoHS compliant, duly wired up for use on 230 V AC supply. Driver compartment should be seperatly accessible for maintenance (LM 79&80 certificates from NABL accredited Third party lab to be produced mentioning chip manufacturer)

90.3.21.3:Supply & installation of light fittings on 'C/U' shaped flat iron bracket Supply, conveyance, installation, testing and commissioning the light fittings of following types made from 0.5mm CRCA sheet complete with all accessories and lamps etc. directly on wall using 2 nos. 'C/U' brackets made from 20 x 3 mm MS flat, painting the flat iron bracket and giving connections with required length of 16/0.20mm 3 core copper conductor flex wire conforming to relevant ISS or extending the original wiring and giving connection etc. as required.1200 mm 1X20W LED Lamp with box type fixture

90.3.18.1:Supply, fabrication, conveyance and fixing the following sizes of B class GI pipe bent to shape / cut and welded to shape and fixing the same to wall / parapet using clamps as noted along with each size, painting with 2 coats of synthetic enamel paint over a coat of zinc chromate primer, making good the damages, colour washing etc as required.25 mm dia with HG company fabricated clamps

OD342837/2025-2026:Supply and fixing Syntex junction box GSJB 1816 or equivalent with provision for fixing SP/DP MCB for terminating street light cable.

OD263048/2025-2026:Supply and fixing cast aluminium stove enameled bulk head fitting with deep drawn anodised aluminium body, epoxy powder coated, heat resistant prismatic glass cover suitable for 7 W LED to wall / ceiling including giving connections with required length of 16/0.20mm PVC insulated and PVC sheathed 3 core round copper conductor flex wire conforming to relevant ISS or extending the original wiring and making good the surface as required including 7 W LED lamp.

OD263049/2025-2026:Supply & Fixing 4 pole power terminal connector for terminating cables

90.12.7.1: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 4 sq mm with factory made clamp

90.16.1.2:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required2.65 mm copper conductor (12 SWG)

90.16.1.3:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required3.15 mm copper conductor ( 10 SWG)

90.3.17.2:Supply, conveyance and erection of the following sizes of 'B' class GI pipe in single section for post top lantern of all types on concrete base (excluding charges for concrete base and excavation) and painting with 2 coats of synthetic enamel paint over a coat of zinc chromate primer etc. as required.40 mm dia GI pipe