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| 1 | Maintenance and attending break down of LT over head lines and under ground cables upto LT terminals of transformer to ACBs/MCCBs of LT panels of sub stations and upto main distribution boards at buildings, over head lines, street lights including attending minor repairs and day to day maintenance of LT panels for smooth and trouble free LT power supply , rectification of minor defects to electrical controls and accessories and attending break down at any time round the clock all as specified and directed. |
| 2 | Note : The rate quoted is inclusive of the following :-(a) Attending minor repairs/breakdown without involving any new materials shall be deemed to be included in the unit rate (b) Major repairs/break down involving supply and fixing of materials such as cables, cable joints MCCBs etc are outside scope of contract(c) Preventive maintenance of LT over head lines such as cutting/trimming and clearing of tree branches/plants in and around to a distance of 1.5m from both side outer edge of ACSR conductor including disposal to a distance of n.exc. 50m restringing the ACSR conductor, tightening/renewalling of spacers clamps, jumpers fuse wires etc. and minor repairs to panels/ACBs/MCCBs etc. complete. |
| 3 | Repair/ maintenance of LT panel board/fedder piler box by taking shut down, cheaking of loose contact & tightning all nut bolts, removing of dust by air blower, removing of carbon particles, rubbing of heated portion of busbar and cleaning complete by means of CRC-226/ petrol tightening of all joints in busbar, cheacking of earth and neutral voltage removal of foreign obects, replacement of damaged/burent/rusted lugs, thimbles, nuts,bolt washers etcand tightening them properly complete all as specified and directed by EIC |
| 4 | M&L repairs & overhauling of LT ACBs of any capacity of any make by removing out the breaker form the respective panels after taking proper electric shut down & disconnecting the breaker, checking it throughly for the defects & tripping system of the ACB and rectifing them, lubricantion of moveing contacts, overhauling of the ACB, replacement of wornout minor spares like springs, washers, levers, nuts & bolts etc reassembling, reinstallation, testing & comissioning of ACB complete all as directed by EIC. Note: (i) Cost of lubricants, cleaning agents, testing tools and minor spares shall be deemed to be including in quoted rates. |
| 5 | Supply, installation, comissioning and teasting in replacement ofout door type LT panel of approved make, CPRI approved, make, fabricated out of 3.15mm thick CRCA steel sheet powder coated, double door with and incl MS angle iron (40x40x6mm) base frame, cubical type mounted, dust and vermin proof, both side open and locking arrangement, danger board plate,Cable gand, bottom with detachable plates, front and rear with hinged type door and locking arrangements, chamber for cable entry and exit,chamber for aluminium bus bars including aluminium busbars 4 Nos,1008 Amp on phase & neutral, 415 volts, properly insulated aluminium bus bar capacity insulated with colored PVC sleeves mounted on suitable insulators and separators, holes drilled for connections including panel shall be mounted on brick work plate from duly plastered and PCC coping work on top surface height shall be 0.60 Mtr above the GL and 0.40 Mtr all aroung the FPB complete all as specified and comprising of the followings:- |
| 6 | INCOMING :-(a) Changeover switch 630 AMP 4 pole- 01 NoOUTGOING :- (b)MCCB 4 Pole, 415 V, adjustable thermal setting ,630 Amps with breaking capacity 50KA - 01 No(c)MCCB 4 Pole, 415 V, adjustable thermal setting 400 Amps with breaking capacity 35/36KA - 01 No.(d)MCCB 4 Pole, 415 V, adjustable thermal setting 63 Amps with breaking capacity 18KA - 08No.(e)MCCB 4 Pole, 415 V, adjustable thermal setting 200 Amps with breaking capacity 25KA - 01No.(f) Voltmeter digital type 0 - 500 volts, AC, 50 Hz - 1 No. (g) Ammeter digital type, 0 - 400 amps, AC, 50 Hz - 1 No.(h) Current transformer 630 / 5 amps rating, AC, 50 Hz - 3 Nos.(j) Phase indication LEDlamps with toggle switch - 3 Nos (RYB).Note : Ics = 100% Icu for all MCCB. |
| 7 | S&F in replacement ofon load change over switch, 250Amps, 4 pole,415 volts with steel sheet metal enclosure with fixing arrangement in existing wall/ panel with electrical connections complete including making good the distrubed surface to original postion completeetc all as specified and directed by EIC. |
| 8 | Supply jointing, commissioning and testing inreplacement of heat shrinkable straight through Joint suitable for cable of size 25 to 50 sqmm, 3.5 core, 1100 volts grade complete all as specified and directed by EIC. |
| 9 | Supply jointing, commissioning and testing inreplacement of heat shrinkable straight through Joint suitable for cable of size 70 to 150 sqmm, 3.5 core, 1100 volts grade complete all as specified and directed by EIC. |
| 10 | Supply jointing, commissioning and testing inreplacement of heat shrinkable straight through Joint suitable for cable of size 185 to 240 sqmm, 3.5 core, 1100 volts grade complete all as specified and directed by EIC. |
| 11 | Supply jointing, commissioning and testing inreplacement of heat shrinkable straight through Joint suitable for cable of size 300 sqmm to 400 sqmm 3.5 core, 1100 volts grade complete all as specified and directed by EIC. |
| 12 | Supply, installation, comissioning and teasting in replacement ofout door type LT panel of approved make, CPRI approved, make, fabricated out of 3.15mm thick CRCA steel sheet powder coated, double door with and incl MS angle iron (40x40x6mm) base frame, cubical type mounted, dust and vermin proof, both side open and locking arrangement, danger board plate,Cable gand, bottom with detachable plates, front and rear with hinged type door and locking arrangements, chamber for cable entry and exit,chamber for aluminium bus bars including aluminium busbars 4 Nos,1008 Amp on phase & neutral, 415 volts, properly insulated aluminium bus bar capacity insulated with colored PVC sleeves mounted on suitable insulators and separators, holes drilled for connections including panel shall be mounted on brick work plate from duly plastered and PCC coping work on top surface height shall be 0.60 Mtr above the GL and 0.40 Mtr all aroung the FPB complete all as specified and comprising of the followings:- |
| 13 | INCOMING :-(a) Changeover switch 630 AMP 4 pole- 01 NoOUTGOING :- (b)MCCB 4 Pole, 415 V, adjustable thermal setting ,630 Amps with breaking capacity 50KA - 01 No (c)MCCB 4 Pole, 415 V, adjustable thermal setting 200 Amps with breaking capacity 25KA - 03 No.(d)MCCB 4 Pole, 415 V, adjustable thermal setting 250 Amps with breaking capacity 35/36KA - 01 No.(e)MCCB 4 Pole, 415 V, adjustable thermal setting 125 Amps with breaking capacity 16/18KA - 03 No. (f) Voltmeter digital type 0 - 500 volts, AC, 50 Hz - 1 No. (g) Ammeter digital type, 0 - 400 amps, AC, 50 Hz - 1 No.(h) Current transformer 630 / 5 amps rating, AC, 50 Hz - 3 Nos.(j) Phase indication LEDlamps with toggle switch - 3 Nos (RYB).Note : Ics = 100% Icu for all MCCB. |
| 14 | Supply and replacement in repair of danger notice board 1.6mm thick M.S sheet, vitreous enamelled white with letters, figures and conventional skull and bone in signal red colour and fixed with M.S clamps, bolts and nuts of approved size for LT 20x15cm size complete all as specified and directed. |
| 15 | Excavation in trenches not exceeding 1.5 m wide and n.exc. 1.5 m deep for foundationof poles/stay/cable etc including getting out insoft/loose soil complete all as specified and directed by Engr-in-Charge. |
| 16 | Returning, filling in, including spreading, levelling,watering and well ramming in layers not exceeking 25 cm in hard and dence soil complete all as specified and directed by Engr-in-Charge. |
| 17 | Removing excavated material n.exc. 50m and depositing where directed at a level n.exc. 1.5 m above the starting point complete all as specified and directed by Engr-in-Charge. |
| 18 | Supply and filling fine ganga sand to the full width of trench for cushioning of cable for cable protection including spreading and punning down complete all as specified and directed. Note:- For payment purpose , punned thickness of sand shall be measured. |
| 19 | M&L for burnt old size bricks, sub class B brick laid dry flat with width equal to length of whole brick, as cable protection complete all as specified and directed. |
| 20 | M&L for Plain cement concrete (1: 2:4) type B-2 (using 40mm graded crushed stone aggregates ) as in stay filling or pole coping etc including necessary form work for rough finished surfaces completeall specified and directed. |
| 21 | S&F in replacement of GI tubing lightgrade 50mm dia with all fittings laid in trenches/fixed on wall/ceiling including dismantling of old pipe etc all as specified and directed. |
| 22 | S&F in replacement of GI tubing lightgrade 80mm dia with all fittings laid in trenches/fixed on wall/ceiling including dismantling of old pipe etc all as specified and directed. |
| 23 | S&F in replacement of MCCB, thermal magnetic protection type of 63 Amps 16/18KA, 4 pole, 415 volts fixed with and including lugs, nuts, bolts, washers, spacers, studs, links etc testing and commissioning complete all as specifiedand directed. Note : Ics = 100% Icu for all MCCB complete all as specified and directed by Engr-in-Charge. |
| 24 | All as per item No. 20 above but MCCB of rating 125 Amps 25KA, 4 pole, 415V |
| 25 | All as per item No. 20 above but MCCB of rating 160 Amps 25KA, 4 pole, 415V |
| 26 | All as per item No 20 above but MCCB of rating 200 Amps 25KA, 4 pole, 415V |
| 27 | All as per item No 20 above but MCCB of rating 250 Amps 35/36KA, 4 pole, 415V |
| 28 | All as per item No 20 above but MCCB of rating 400 Amps, 35/36KA, 4 pole, 415V |
| 29 | All as per item No 20 above but MCCB of rating 630 Amps 50KA, 4 pole, 415V |
| 30 | Supply, installation, comissioning and teasting in replacement ofout door type LT panel of approved make, CPRI approved, make, fabricated out of 3.15mm thick CRCA steel sheet powder coated, double door with and incl MS angle iron (40x40x6mm) base frame, cubical type mounted, dust and vermin proof, both side open and locking arrangement, danger board plate,Cable gand, bottom with detachable plates, front and rear with hinged type door and locking arrangements, chamber for cable entry and exit,chamber for aluminium bus bars including aluminium busbars 4 Nos,600 Amp on phase & neutral, 415 volts, properly insulated aluminium bus bar capacity insulated with colored PVC sleeves mounted on suitable insulators and separators, holes drilled for connections including panel shall be mounted on brick work plate from duly plastered and PCC coping work on top surface height shall be 0.60 Mtr above the GL and 0.40 Mtr all aroung the FPB complete all as specified and comprising of the followings:- |
| 31 | INCOMING :-(a) MCCB 4 Pole, 415 V, adjustable thermal setting ,400 Amps with breaking capacity 35/36KA - 01 No OUTGOING :- (b) MCCB 4 Pole, 415 V, adjustable thermal setting 200 Amps with breaking capacity 25KA - 02 No. (c)MCCB 4 Pole, 415 V, adjustable thermal setting 160 Amps with breaking capacity 25KA - 02No. (d)MCCB 4 Pole, 415 V, adjustable thermal setting 100 Amps with breaking capacity 25KA - 01No. (e) Voltmeter, electronic, digital type, with selector switch0 - 500 volts, AC, 50 Hz - 1 No.(f) Ammeter electronic, digital type, 0 - 400 amps, AC, 50 Hz - 1 No.(g) Current transformer 400 / 5 amps rating, AC, 50 Hz - 3 Nos.(h) Phase indication LEDlamps with toggle switch - 3 Nos (RYB).Note : Ics = 100% Icu for all MCCB. |
| 32 | Supplying and fixing in repair of 1100 volts grade heavy duty cable PVC insulated aluminium conductor, served with inner sheathing of PVC tape and overall PVC sheathed in service connections suspended by insulating hangers not more than 1 metre apart including4mm suspension wire, one twin core cable flat of size 16.0 sqmm for service connection complete all as specified. |
| 33 | All as per item No. 28 above but cross sectional area10 Sqmm2 core complete all as specified and directed. |
| 34 | Supply and lay testing and commissioning ofcable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded Aluminium conductor of size 16sq mm 4 core. laid in trench/ duct / along pole/wall etc including suitable size lugs, glands,Nut, bolts, washers & insulation tape etc making connection complete incl taking out of old unsericeable/damaged cable complete etc all as specified directed. Note : The cost of thimbles/lugs and cable gland etc is including in quoted rate and no extra payment will be made for it. |
| 35 | All as per item No. 30 above but cross sectional area 25 Sqmm 4 core complete all as specified and directed. |
| 36 | All as per item No. 30above but cross sectional area 35 Sqmm 3.5 core complete all as specified and directed. |
| 37 | All as per item No. 30 above but cross sectional area 50 Sqmm 3.5 core complete all as specified and directed. |
| 38 | All as per item No. 30 above but cross sectional area70 Sqmm 3.5 core complete all as specified and directed. |
| 39 | All as per item No. 30 above but cross sectional area95 Sqmm 3.5 core complete all as specified and directed. |
| 40 | All as per item No. 30above but cross sectional area150 Sqmm 3.5 core complete all as specified and directed. |
| 41 | All as per item No. 30 above but cross sectional area185 Sqmm 3.5 core complete all as specified and directed. |
| 42 | All as per item No. 30 above but cross sectional area240 Sqmm3.5 core complete all as specified and directed. |
| 43 | All as per item No. 30 above but cross sectional area300 Sqmm3.5 core complete all as specified and directed. |
| 44 | M&L for removing old paint from the LT panel/ feeer box by paint removers, cleaning by scrapping and preparing the surface and applaying two coats of synthetic enameled paint of existing colour over a coat of red oxide primer and writing any description as required complete all as specified and directed complete all as specified and directed by Engr-in-Charge. |
| 45 | M&L for monthly cleaning of entire indoor sub station building (area up to 250 sqm) inside wall, cleaning floor and out side wall, plinth protection with suitable brush/broom/wipre removing wild vegitation arround sub station bldg complete all as specified and directed by complete all as specified and directed by Engr-in-Charge.. Note : If cleaning not carried out as per the given time double panalty of the quoted rate shall be recover from the Contractor. |
| 46 | Taking out from tranches/duct/floor/wall/roof/ under road / drain or hardstanding etc old existing underground XLPE aluminium conductor LT cable of size 2 to 4 core x 10 sqmm to 400sqmm for checking the serviceability of cable and making good the distrubed surface to original postion complete all as specified and directed by Engr-in-Charge. |
| 47 | Re-laying only or fixing or passing through pipe, in pole/ duct/trench/under road/ hardstanding/wall/roof etc 2 to 4 core x 10 sqmm to 400 sqmm 1100 volts grade heavy duty cable with PVC insulated aluminium conductor served with an inner sheathing of PVC sheathed old unserviceable cable after checking of any of fault (if any) by inspection/using equipment/ meggering as required complete all as specified and directed by providing lugs/thimbles/glands/ferrul by compression arrangement complete all as specified and directed by Engr-in-Charge. |
| 48 | S&F in replacement of old unservicable electronic protection units suitable for 630-4000Afor LT ACB air circuit breakerscomplete complete all as specified and directed by Engr-in-Charge. |
| 49 | S&F in replacement in replacement of old unservicable shunt release for 630-4000Afor LT ACB complete etc complete all as specified and directed by Engr-in-Charge. |
| 50 | S&F in replacement in replacement of old unservicable under voltage release suitable for 630-4000Afor LT ACB air circuit breakers complete all as specified and directed by Engr-in-Charge. |
| 51 | S&F in replacement in replacement of old unservicable closing coil suitable for 630-4000Afor LT ACB air circuit breakerscomplete all as specified and directed by EIC. |
| 52 | S&F in replacement in replacement of old unservicable shunt trip closing coilsuitable for 630-4000Afor LT ACB air circuit breakecomplete all as specified and directed by Engr-in-Charge. |
| 53 | S&F in replacementin replacement of old unservicable Auxlliary switch suitable for 630-4000Afor LT ACB air circuit breakerscomplete all as specified and directed by Engr-in-Charge. |
| 54 | S&F in replacementin replacement of old unservicable earth fault relaysuitable for 630-4000Afor LT ACB air circuit breakerscomplete all as specified and directed by Engr-in-Charge. |
| 55 | S&F in replacement of ACB 4 Pole, 415 V, with Thermal Magnetic Release (Manual Drawout type) of capacity 1250 Amps 4 pole 50KA complete all as specified and directed by Engr-in-Charge. (Note:- Serial Number of new ACB along with its make shall be recorded in MB) |