GENERAL-Annual Maintenance Contracts - 2022-23, of various LI Schemes under Electrical Lift Irrigation section Kalady.-Replacement of defective and perished switch board at Edavoorkkara LIS-General Electrical Work

Amount

Replacement of damaged panel boards & switch gears at Edavoorkkara LIS

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)

OD100419/2022-2023: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.

90.14.2.2:Supply and providing 3mm SMC sheet as shrouding for bus interconnection / terminations etc. including required nut & bolt etc.

90.14.3.1:Supply and providing heavy duty 'A' section neoprene gasket in the panel boardA' section neoprene 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

OD195752/2022-2023: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.250 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

OD100489/2022-2023:Supply & fixing of 2 lock 1 key Castell key lock set for 200 A SDF

90.14.10.17: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.320A/400A, 50/55 kA (Ics=100%Icu), 4 pole, current limiting type MCCB with microprocessor based release with overload setting of 50 - 100% having adjustable OL & SC

90.14.11.3:MCCB AccessoriesSupply and fixing one number earth fault Relay up to 250A to 400A with CBCT.

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.

90.14.11.16:MCCB AccessoriesSupply and fixing rotary handle, Direct type (including BUC handle with door interlock ) in the existing MCCB of rating up to 630A.

OD100526/2022-2023:Supply and installation of 2 A-16A clip-on offset tag fuse link of size f1

OD74412/2022-2023:Supply and installation of LED indicators for power/on-off/trip-different Colours

OD188246/2022-2023:Supply and installation of 300/ 5 A, 5 VA, resin cast metering CT of accuracy class 0.5

OD188253/2022-2023:Supply and fixing of Multifunction meter to read: V, A, F, 3 phase accuracy class 1

OD74416/2022-2023:Supply and fixing the 20 A fuse holder for BS type blade fuses. in the existing meter board and giving connections etc.

OD74417/2022-2023:Painting letters or figures of the following sizes with enamel paint as identification mark to SB, DB, panel board etc as required- 2.50 cm, 4 cm or 5 cm height

OD74418/2022-2023:Aluminium anodised Danger Notice Board of size 150 x 100 mm. with inscriptions ( both in English and Malayalam) and conventional Skull and Bone in Red colour.

OD74419/2022-2023:Supply & fixing "Busbar chamber" 100 x 40 mm aluminium anodised legend plate

OD74420/2022-2023:Supply & fixing "Cable alley" 100 x 40 mm aluminium anodised legend plate

OD74422/2022-2023:Supply and providing 2.0 mm thick Elastomeric fire retardant insulating mat as per IS 15652/2006 to withstand 3.3 KV dielectric strength.

OD74424/2022-2023:Dismantling the existing old panel board, switch gears and panel board accessories, conveyance to section office store, downloading and stacking at store safely.

OD74427/2022-2023:Supply and installation of 400A, HRC Fuse Base with 400A HRC Fuse link in the existing meter cubicle

90.11.1.14:Supply and installation of sheet steel, phosphatised and painted, dust and vermin proof enclosure of MCB DB including copper /brass bus bar, neutral link, earth bus and DIN rail suitable for fixing MCB/ isolator etc. fixed on wall using suitable anchor bolts or fixed in recess including cutting hole on the wall , making good the damages, colour washing etc. as required4 way (8+12) - double cover TPN vertical DB with provision for fixing 4P MCB / Isolator/ RCCB/ RCBO as incomer and SP/ TP MCB as outgoing (IP 42/43)

90.12.7.41: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 16 sq mm with factory made clamp

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)

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

9.1.33: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 16 sq. mm (28mm)

2.10.1:Supplying and fixing 5 amps to 32 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

2.11:Supplying and fixing single pole blanking plate in the existing MCB DB complete etc. as required.

2.10.4:Supplying and fixing 5 amps to 32 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.Triple pole

2.13.1:Supplying and fixing following rating, four pole, 415 volts, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required.40 amps

2.15.2:Supplying and fixing following rating, four pole, (three phase and neutral), 415 volts, residual current circuit breaker (RCCB), having a sensitivity current upto 300 milliamperes in the existing MCB DB complete with connections, testing and commissioning etc. as required.40 amps

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)

Urgent repair of HT switching and metering accessories at Sreebhoothapuram No2 LI Scheme

OD105665/2022-2023:Supply, conveyance, erection testing and commissioning of 11KV Outdoor CT/PT Unit (3 Phase, 4 Wire System):3Ph PT Ratio: 11KV/110VAccuracy Class: 0.2, Burden : 25VAIL: 12/28/75kVAs per IS 3156 and KSEBL Specification CT Ratio : */*/5A (Ratio to be confirmed)Accuracy Class : 0.2S, Burden : 10VASTR : 13.1kA/sec, IL: 12/28/75kVAs per IS 2705 and KSEBL Specification3 Nos. Resin Cast CT and 1No. PT installed in suitable container, filled with Transformer oil and as per KSEBL Specification.

OD105666/2022-2023:Supply, conveyance, erection testing and commissioning of approved make3PH 4Wire, 110V 5A CL 0.2S HT TOD RS485 ER300P TRIVECTOR METER L&T (Item Code: WR300BB51RS) TOD meter in the existing meter box after submitting the test certificate from KSEB TMR Division, giving all connections etc. as required. (excluding testing fees)

OD187005/2022-2023:Supply, laying and clamping of 1 no. PVC insulated and PVC sheathed armored 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 , color washing etc. as required.<br>12 core 2.5 sq mm with factory made clamp

OD187885/2022-2023:Supply, conveyance, fitting and commissioning of approved make 11 KV,400 Amps, out door type gang operated Air Break triple pole switch with all necessary accessories including adequate length of GI pipe as operating lever, operating handle with insulation and locking arrangements on suitable height, with necessary clamps, nut, bolt, washer 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

13.13: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 KSA and complete with galvanised clamping arrangement, G.I. bolts, nuts, washers etc. as required.

OD187888/2022-2023:Supply, conveyance, installation, testing and commissioning of out door type vermin and weather proof metering cubicle, 1000 x 600 x 325 mm or nearest sizefabricated from 2 mm MS sheet with supporting angles and ISMC 75 x 40 mm channels with powder coating including 3 nos HRC fuse units with fuse links, 1 no. test terminal block, locking arrangements, earthing, view glass, knock outs, slanting roof, provision for fixing TOD meter, CT / PT cable terminations, inter connections etc. as per IS specification and fixing the same in suitable size 1:2:4 CC foundation as per direction etc. as required.

OD105668/2022-2023:cutting and removing the grass / bushes/ creeping plants in the transformer yard, HT pole structure area, passage between both yards and dumping them in convenient place and cleaning the yards from all other vegetation growth as per the direction of departmental staff at site

OD187889/2022-2023:Supply, conveyance, fitting and commissioning of approved make 11 KV, Drop Out Fuse Unit with all standard accessories GI / MS channel, properly fixing on cross arm including giving connections etc. as required.

OD105669/2022-2023:Isolating the 250/315/400/500 KVA Transformer from HT Line after taking permission from KSEB authorities, Earthling the HT Terminals of the transformer, using earthling chain, and taking all safety measures, Scrapping, cleaning the surface of the transformer, painting the surface with enamel paint, over a coat of zinc rich primer as per the direction of the departmental officers at site.

OD187933/2022-2023:Supply and erecting of 0 swg bare copper conductor as earthing of HT structure including socket termination and joints etc complete

OD187937/2022-2023:Supply and laying the following size of GI strips from existing HT structure to Ground 25 x 6 mm GI strip

OD187958/2022-2023:Supply and providing plate earthing as per IS 3043 with 1200x1200x12 mm GI/CI earth plate, 50 mm GI watering pipe fixed to the earth plate with 25 x 3mm GI clamps, GI funnel with weld mesh, filling required quantity of charcoal including construction of inspection chamber with a bed concrete of 1:4:8 PCC using 40 mm broken stone (10 cm thick), brick work in cement mortar 1:6, plastering the surface of brick masonry and the exposed surface of PCC bed with cement mortar 1:4, 12 mm thick, (the finished inside dimension shall be 450 x 450 x 450 mm) but excluding test joint, earth continuity conductor to the plate, and covering at the top. (in ordinary soil)

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

5.10:Providing and fixing 25 mm X 5 mm copper strip in 40 mm dia G.I. pipe from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required.

OD195691/2022-2023:Prepare the transformer plinth for cement plastering by pressure washing the plinth and applying cement grout

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

Power Care Electrical

Bidder Name

Linsta Services

Power Care Electrical