Military Engineer Services-MES has published Repair And Maintenance Of Ht Vcb Rmu Transformer Dg Set Ht Lt Cable Lt Panels Including Capacitor Panels And Allied Works At Site E And Amadalli Township Under Ge Sb Karwar. Submission Date for this Tender is 20-11-2019. Circuit Breakers Tenders in CWE NAVY VASCO Goa. Bidders can get complete Tender details and download the document.
| Name of Work: REPAIR AND MAINTENANCE OF HT VCB/RMU, TRANSFORMER, DG SET, HT/LT CABLE, LT PANELS INCLUDING CAPACITOR PANELS AND ALLIED WORKS AT SITE 'E' AND AMADALLI TOWNSHIP UNDER GE (SB) KARWAR | |||||
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| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Excavation in trenches not exceeding 1.5m wide and not exceeding 1.5m depth for laying/taking out cable and getting out in soft/loose soil all as specified and as directed. | 200 | Cum | |
| 2 | 2 | Returning,filling in including spreading, levelling, watering and well ramming in layer not exceeding 25 cm in soft/loose soil all as specified and as directed. | 50 | Cum | |
| 3 | 3 | Removing excavated soil not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point all as specified and as directed. | 150 | Cum | |
| 4 | 4 | Taking down carefully old unserviceable UG cable (LT/HT) of any size from the trenches/wall/pole and keeping aside for reuse and remove the unserviceable cable from site after affording credit depending on its serviceability state including removal of brick/PCC cable cover complete all as specified and as directed. \nNote : Excavation and earthwork shall be measured and paid for Separately | 1355 | RM | |
| 5 | 5 | Supply, laying, jointing, testing and commissioning of LT underground XLPE cable insulated screened PVC bedded, galvanized steel strip or wire armoured heavy duty electric cable with stranded aluminium conductor, 1100 volts grade of following cross-sectional area conforming to IS-7098 (Part-I) of 1988 laid in trenches/wall/floors /ducts etc fixed with saddle and clamps or passing through pipes including provision of new lugs, glands etc complete all as specified and as directed. \nNotes:\n1.Excavation & earth work, PCC cover, joints, sand cushioning and GI pipe shall be measured and paid for seperately\n2. The unit rate quoted shall be deemed to include the cost of providing new lugs, glands etc complete.\n\n | |||
| 6 | 5.1 | (a) 4 core 25 Sqmm | 200 | RM | |
| 7 | 5.2 | (b) 3.5 core 35 Sqmm | 200 | RM | |
| 8 | 5.3 | (c) 3.5 core 70 Sqmm | 100 | RM | |
| 9 | 6 | Laying only in repairs including jointing, testing and commissioning of, PVC insulated, armoured, heavy duty, LT UG electric cable with aluminum conductor 1100 volt grade of size 3.5 core 50 sqmm including provision of new lugs, glands etc laid in trenches or fixed on wall/pole or drawn through conduit all as specified and as directed. | 200 | RM | |
| 10 | 7 | All as per item No 6 here in before, but of cross sectional area 3.5 core 95 sqmm / 3.5 core 120 sqmm | 150 | RM | |
| 11 | 8 | All as per item No 6 here in before, but of cross sectional area 3.5 core 185 sqmm/ 3.5 core 240 sqmm | 250 | RM | |
| 12 | 9 | All as per item No 6 here in before, but of cross sectional area 3.5 core 400 sqmm\nNotes for item No. 6,7 ,8 & 9\n1. Cable shall be issued under Sch 'B' free for fixing/laying only.\n2. The unit rate quoted shall be deemed to include the cost of providing new lugs, glands etc complete.\n3. Excavation & earth work, sand cushioning and PCC cover for cable protection shall be measured & paid seperately\n | 50 | RM | |
| 13 | 10 | Laying only including jointing, testing and commissioning of serviceable LT UG cable obtained in item No 4 herein before and providing with new glands & lugs etc complete for the cable of following sizes 4 core 25 sqmm/3.5 core 35 sqmm/3.5 core 50 sqmm all as specified and as directed. | 30 | RM | |
| 14 | 11 | All as per item No. 10 here in before, but of cross sectional area 3.5 core 70/95/120/150 Sqmm | 30 | RM | |
| 15 | 12 | All as per item No. 10 here in before, but of cross sectional area 3.5 core 185/240/400 Sqmm | 30 | RM | |
| 16 | 13 | Supplying & laying in repair including testing of XLPE insulated, armoured, heavy duty, HT UG electric cable with stranded aluminum conductor 11 KV grade of following sizes:- | |||
| 17 | 13.1 | (a) 3 core 95 Sqmm | 20 | RM | |
| 18 | 13.2 | (b) 3 core 185 Sqmm | 40 | RM | |
| 19 | 13.3 | (c) 3 core 240 Sqmm\nNote :- Excavation & earth work, sand cushioning and PCC cover for cable protection shall be measured & paid seperately | 40 | RM | |
| 20 | 14 | Laying only in repair including testing of serviceable, HT UG cable of following sizes obtained from item No 4 here in before all as specified and as directed.\nNotes : \n1. Serviceable cable obtained from Sl item No 4 above shall be reused.\n2. Excavation and earth work, sand cushioning, PCC cover for cable protection shall be measured and paid separately.\n | |||
| 21 | 14.1 | (a) 3 core 95 Sqmm | 5 | RM | |
| 22 | 14.2 | (b) 3 core 185 Sqmm | 5 | RM | |
| 23 | 14.3 | (c) 3 core 240 Sqmm | 5 | RM | |
| 24 | 15 | Supply and lay un-reinforced pre-cast concrete cable cover, class LV, type 1, flat, size 250mm x 150mm x 40mm complete all as specified and as directed. | 5000 | Each | |
| 25 | 16 | Laying only un-reinforced pre-cast concrete cable cover, obtained vide SI item No 4 here in before complete all as specified and as directed. | 3000 | Each | |
| 26 | 17 | Supply and lay un-reinforced pre-cast concrete cable cover, class HV, type 1, flat, size 250mm x 180mm x 40mm complete all as specified and as directed. | 667 | Each | |
| 27 | 18 | Supply and spread dry river sand in trenches for cable cushioning all as specified in clause 19.75 of SSR Part-I.\nNote:- Punned thickness of sand only shall be measured & paid. | 99 | Cum | |
| 28 | 19 | Taking down old U /S GI tubing light grade including fittings in trenches of following sizes :- | |||
| 29 | 19.01 | (a) 80mm bore | 20 | RM | |
| 30 | 19.02 | (b) 50mm bore | 12 | RM | |
| 31 | 19.03 | (c) 40mm bore | 12 | RM | |
| 32 | 20 | Supply & Laying in repair GI tubing light grade with necessary fittings as in cable protection in trenches/fixed on wall / floor including necessary clamps bolts and nuts complete all as specified and as directed of following sizes :- | |||
| 33 | 20.01 | (a) 80mm bore | 20 | RM | |
| 34 | 20.02 | (b) 50mm bore | 12 | RM | |
| 35 | 20.03 | (c) 40mm bore | 12 | RM | |
| 36 | 21 | Supply, jointing & testing straight through heat shrinkable joints (epoxy) size for underground cable including joint kits & labour complete for making joints suitable for LT PVC / XLPE insulated armoured heavy duty aluminium stranded complete all as specified and as directed of following sizes:-\nMake : Raychem or equivalent as approved by GE. | |||
| 37 | 21.01 | (a) 3.5 / 4 core 25 to 50 sqmm. Cat No .EPKJ 0130 | 4 | Each Job | |
| 38 | 21.02 | (b) 3.5 / 4 core 70 to 150 sqmm. Cat No .EPKJ 0137 | 4 | Each Job | |
| 39 | 21.03 | (c) 3.5 Core 185 to 300 sqmm. Cat No EPKJ 0144 | 3 | Each Job | |
| 40 | 21.04 | (d) 3.5 core 400 sqmm. Cat No EPKJ 0151 | 1 | Each Job | |
| 41 | 22 | Supply, jointing & testing Indoor end termination type heat shrinkable 33 KV HT joint kit suitable for 3 core 185 Sqmm PVC / XLPE insulated stranded aluminium conductor all as specified and as directed.\nMake : Raychem Cat No EPKT 6113 or equivalent as approved by GE. | 1 | Each Job | |
| 42 | 23 | Supply, jointing & testing Indoor end termination type heat shrinkable 11 KV HT joint kit suitable for PVC / XLPE insulated stranded aluminium conductor of size 3 core 95 Sqmm all as specified and as directed. \nMake : Raychem Cat No .EPKT 4673 or equivalent as approved by GE. | 1 | Each Job | |
| 43 | 24 | Supply, jointing & testing Indoor end termination type heat shrinkable 11 KV HT joint kit suitable for PVC / XLPE insulated stranded aluminium conductor of size 3 core 240 Sqmm all as specified and as directed. \nMake : Raychem Cat No .EPKT 4685 or equivalent as approved by GE. | 1 | Each Job | |
| 44 | 25 | Supply, jointing & testing straight through type heat shrinkable 11 KV HT joint kit suitable for 3 core 95 Sqmm PVC / XLPE insulated stranded aluminium conductor all as specified and as directed.\nMake : Raychem Cat No HVS-3-2152 or equivalent as approved by GE. | 1 | Each Job | |
| 45 | 26 | Jointing & testing only in repairs 11 KV HT straight through joint kit suitable for PVC / XLPE insulated stranded aluminium conductor of size 3 core 185/ 240 Sqmm all as specified and as directed . \nNote : Joint shall be issued under Sch 'B' free for jointing only. | 4 | Each Job | |
| 46 | 27 | S&F Danger notice plate of 1.6 mm thick mild steel sheet vitreous enamelled white, with letters, figures & conventional skull & bones in signal red colour and fixed with MS clamps, bolts and nuts of approved size,for HT 20x25 cm size all as specified & as directed. | 3 | Each | |
| 47 | 28 | All as per Item No 27 here in before, but for LT 20 X 15 cm size all as specified and as directed. | 3 | Each | |
| 48 | 29 | Testing of HT UG cable by checking the insulation resistance using 5000v x 10000v fault insulation locator tester, identify any number of cable fault in a single stretch (from source to load) having minimum length of 1500 RM and pin point the fault location complete all as specified & as directed. \nNote: In single stretch having minimum length 1500 RM whatsoever Nos of fault shall be paid as each job | 1 | Each Job | |
| 49 | 30 | Testing of HT UG cable by checking the insulation resistance using 5000v x 10000v fault insulation locator tester, identify any number of cable fault in a single stretch (from source to load) having length more than 1500 RM and pin point the fault location complete all as specified & as directed. \nNote : In single stretch having length more than 1500 RM whatsoever Nos of fault shall be paid as each job | 1 | Each Job | |
| 50 | 31 | Testing of LT UG cable by checking the insulation resistance using 5000v x 10000v fault insulation locator tester, identify any number of cable fault in a single stretch (from source to load) and pin point the fault location complete all as specified & as directed for length upto 1500 m . \nNote: In single stretch any Nos of fault shall be paid as each job. | 1 | Each Job | |
| 51 | 32 | Testing of LT UG cable by checking the insulation resistance using 5000v x 10000v fault insulation locator tester, identify any number of cable fault in a single stretch (from source to load) and pin point the fault location complete all as specified & as directed for length more than 1500 m . \nNote: In single stretch any Nos of fault shall be paid as each job. | 1 | Each Job | |
| 52 | 33 | Cutting & removing the existing rusted & pitted hinges of panel board door using gas cutter, supply & weld new hinges of matching type & size to the existing one including painting all as specified & as directed. | 2 | Each Job | |
| 53 | 34 | S&F in repairs of existing rusted panel board doors with new panel doors made out of 2.6 mm (12 Gauge) thick CRCA sheet including painting all as specified & as directed. | 4 | Sqm | |
| 54 | 35 | S&F in repairs of wornout panel door rubber gasket including pasting & aligning properly all as specified & as directed. | 20 | RM | |
| 55 | 36 | S&F in repairs panel door locks heavy duty allen key operated suitable to match the existing one including taking down the existing defective one all as specified & as directed. | 5 | Each | |
| 56 | 37 | S&F in repairs MCCB 400 Amps 3 pole 70 KA breaking capacity,415 Volt all as per all as specified and as directed. \nMake : Siemens CAT No -3VL4740-1DC36-0AA0 or equivalent in L&T /Crompton/Legrand as approved by GE. | 1 | Each | |
| 57 | 38 | S&F in repairs MCCB 250 Amps 3 pole 55 KA breaking capacity,415 Volt all as specified and as directed. \nMake : Siemens CAT No -3VL3725-1DC36-0AA0 or equivalent in L&T /Crompton/Legrand as approved by GE. | 1 | Each | |
| 58 | 39 | S&F in repairs MCCB 160 Amps 3 pole 25 KA breaking capacity,415 Volt all as specified and as directed. \nMake : Siemens CAT No -3VT1716-2DA36-0AA0 or equivalent in L&T /Crompton/Legrand as approved by GE. | 1 | Each | |
| 59 | 40 | S&F in repairs MCCB 125 Amps 3 pole 25 KA breaking capacity,415 Volt all as specified and as directed. \nMake : Siemens CAT No -3VT1712-2DA36-0AA0 or equivalent in L&T /Crompton/Legrand as approved by GE. | 1 | Each | |
| 60 | 41 | S&F in repairs MCCB 100 Amps 3 pole 25 KA breaking capacity,415 Volt all as specified and as directed. \nMake : Siemens CAT No -3VT1710-2DA36-0AA0 or equivalent in L&T /Crompton/Legrand as approved by GE. | 1 | Each | |
| 61 | 42 | S & F in repairs power factor controller for 440 volt incomer of model No-BR-6000 all as specified and as directed.\nMake-Epcos or equivalent as approved by GE. | 1 | Each | |
| 62 | 43 | S&F in repairs Hoisting duty contactor suitable for existing size/model complete all as specified and as directed. \nMake-Siemens type 3TF-54 of Cat No-3TF54 00-0A or equivalent in L&T Crompton/Legrand | 1 | Each | |
| 63 | 44 | Supply & fix in repairs Phase indication lamp LED type of colour complete all as specified and as directed. \nMake: Siemens Cat No.3SB5 or equivalent as approved by GE. | 10 | Each | |
| 64 | 45 | Supply & fix in repairs Modular type illuminated push button actuators with plastic front ring having holders for contact block all as specified and as directed. \nMake : Siemens Cat No.3SB50 01-0AC01-0PQ0 or equivalent as approved by GE. | 10 | Each | |
| 65 | 46 | Supply & fix in repairs HRC fuses of blade tag type of 2 to 16 Amps rated at 415 AC with breaking capacity of 80 KA all as specified and as directed. \nMake : Siemens Model No. 3NW NS or equivalent in L& T/Crompton/ Legrand as approved by GE. | 20 | Each | |
| 66 | 47 | Supply & fix in repairs HRC fuses of blade tag type of 20 to 32 Amps rated at 415 AC with breaking capacity of 80 KA all as specified and as directed. \nMake : Siemens Model No. 3NW NS or equivalent in L& T/Crompton/ Legrand as approved by GE. | 20 | Each | |
| 67 | 48 | Supply & fix in repairs HRC fuses holders for HRC fuses all as specified and as directed. \nMake : Siemens Model No. 3NW32NNSF or equivalent in L& T/Crompton/ Legrand as approved by GE. | 10 | Each | |
| 68 | 49 | S & F in repairs HRC Fuse link 100 Amps, 415 Volt all as specified and as directed. \nMake - Siemens Cat No. 3NA71300RC or equivalent in L& T/Crompton/ Legrand as approved by GE. | 5 | Each | |
| 69 | 50 | S & F in repairs HRC Fuse link 250 Amps, 415 Volt all as specified and as directed.\nMake - Siemens Cat No. 3NA71440RC or equivalent in L& T/Crompton/ Legrand as approved by GE. | 5 | Each | |
| 70 | 51 | Supply & fix in repairs tinned copper lugs suitable for LT cable all as specified and as directed of following sizes :- | |||
| 71 | 51.01 | (a) 16 Sqmm | 5 | Each | |
| 72 | 51.02 | (b) 25 Sqmm | 5 | Each | |
| 73 | 51.03 | (c) 35 Sqmm | 5 | Each | |
| 74 | 51.04 | (d) 50 Sqmm | 10 | Each | |
| 75 | 51.05 | (e)70 Sq mm | 10 | Each | |
| 76 | 51.06 | (f) 95 Sqmm | 10 | Each | |
| 77 | 51.07 | (g) 120 Sq mm | 20 | Each | |
| 78 | 51.08 | (h) 150 Sqmm | 3 | Each | |
| 79 | 51.09 | (j) 185 Sqmm | 10 | Each | |
| 80 | 51.1 | (k) 240 Sq mm | 10 | Each | |
| 81 | 52 | M&L for two coats of cement based paint of approved colour including preparation of surface pedestals of outdoor type LT panels all as specified and as directed. | 10 | Sqm | |
| 82 | 53 | M&L for painting of steel surfaces of panel board with one coat of smoke grey synthetic enamel paint over the existing surface using spray gun including making surface by cleaning/ removing dust, dirt etc before painting all as specified and as directed. | 20 | Sqm | |
| 83 | 54 | All as per item No 53 here in before, but with two coats of smoke grey synthetic enamel paint over a coat of primer on new steel surfaces of panel board all as specified and as directed. | 8 | Sqm | |
| 84 | 55 | M&L for testing of resistance of earthpits of transformer,panels etc after testing the report shall be furnished in standard format approved by Engineer-in Charge. | 100 | Each | |
| 85 | 56 | Servicing of 1010 KVA DG set of make Cummins, by opening up the rocker and cover, adjusting the rocker arm tappet gap, removing & cleaning the inlet & outlet valves, replacement of tappet cover gaskets, checking & adjusting fuel injection timing, removing the diesel feed pipes, cleaning thoroughly & pressure testing, removing the oil sump of engine, cleaning & replacement of Engine Oil , oil filters, fuel fitters, replacement of inlet manifold gasket, draining out diesel from diesel storage tank completely, cleaning the tank & drying, outlet & over flow pipes from tank to engine including replacement of spare parts as require etc complete all as specified and as directed. \n \n | 1 | Each Job | |
| 86 | 57 | Servicing of 625 KVA DG set of make Cummins, by opening up the rocker and cover, adjusting the rocker arm tappet gap, removing & cleaning the inlet & outlet valves, replacement of tappet cover gaskets, checking & adjusting fuel injection timing, removing the diesel feed pipes, cleaning thoroughly & pressure testing, removing the oil sump of engine, cleaning & replacement of Engine Oil , oil filters, fuel fitters, replacement of inlet manifold gasket, draining out diesel from diesel storage tank completely, cleaning the tank & drying, outlet & over flow pipes from tank to engine. including replacement of spare parts as require etc complete all as specified and as directed. \nNotes for Item Nos 56 & 57- \n(i) Servicing of DG set shall be done by authorised service Engineer of Cummins only. \n(ii) Spare parts as requred shall be measured and paid separately as "Supply only" (iii) Unit rate quoted shall be deemed to be include for removing and fixing spare parts. | 1 | Each Job | |
| 87 | 58 | Supply only the following items for 625/1010 KVA DG set :- | |||
| 88 | 58.01 | a) Kit ,Fuel filter and ring of Cat No-KIT 3238493 | 4 | Each | |
| 89 | 58.02 | b) Element lub oil filter of Cat No. KIT 3238204 | 10 | Each | |
| 90 | 58.03 | c) Kit super bypass filter element of Cat No-KIT 3879488 | 4 | Each | |
| 91 | 58.04 | d) Kit air cleaner element of Cat No. KIT 3238358 | 2 | Each | |
| 92 | 58.05 | e) Belt , V Cat No. 210118 | 1 | Each | |
| 93 | 58.06 | f)Gasket hand hole Cat No:3078124 | 1 | Each | |
| 94 | 58.07 | g) Separator, Fuel water Cat No. 3231787 | 1 | Each | |
| 95 | 58.08 | h)Seal , O ring Cat No. 3010937 | 4 | Each | |
| 96 | 59 | Disconnecting HT supply and taking out defective trolley of 33 KV VCB 400/630/800 Amps of any make and type, servicing of trolley of VCB by cleaning isolating contacts moving parts removing dust particles from bus bar chamber spout gear mechanism and moving parts, repairs to motor change spring mechanism tightening of nut and bolts of entire trolley components all as directed inserting in trolley testing commissioning and putting on the supply on load complete all as specified and as directed. | 3 | Each Job | |
| 97 | 60 | All as per item No. 59 here in before, but for 11 KV VCB | 4 | Each Job | |
| 98 | 61 | Taking out ACB of Siemens make, of capacity 800A to 3200A Amps, 3pole , 415 volts,125 KA indoor type from its sub cubicle and carrying out routine maintenance as per manufacturer maintenance manual, examine the moving isolating contacts for any discolouration, cluster contacts, remove the arc chutes, check the SMC moulding are intacts, examine the moving contacts main contacts silver tips, spring mechanism, clean all contacts with a suitable solvent and contacts regreased with HP multipurpose grease, all contacts setting checked, readjusted if required, and regreased with HP multipurpose grease, all tripping device like manual trip, under voltage, shunt trip release, over current and earth fault tripping device to be tested, readjusted and confirm all tripping device is in healthy condition, check and record IR value of ACB, with 1.1. KV LT megger calibrating ground fault / short ckt, overload relays for tripping & timing complete and rendering test report all as specified and as directed. | 5 | Each | |
| 99 | 61.01 | NOTES for item Nos 59 ,60 & 61 : \n(i) The scope of work includes following :- \n(a) Inspection & cleaning the mechanism house\n(b) Operation of door interlock, interlocking plate & shutter operation inside of panel.\n(c) Check the Mechanical ON-OFF function, electrical & mechanical operation and damage part of VCB/ACB.\n(d) Re-greasing and oiling of breaker mechanism, adjustment of various mechanism setting as required, checking contact tightness, contact erosion pins, manually vaccum check of VCB/ACB.\n(e) Racking-Rack out operation in Test & service position of VCB/ACB trolley.\n(f) Megger test (IR value - 1KV / 2.5KV) E-RYB, RY-YB, BR-R'R, Y'Y, B'B.\n(g) CRM Test (contact resistance) of Vacuum Interrupter R, Y, B in on condition outside of panel.\n(h) Time test of contract pole by Test kit (in mile second).\n(j) Function of closing coil, Trip coil, spring charging motor, auxiliary contact, limit switches etc.\n(k) Checking & lubrication of various interlocks.\n(l) Submission of test report in standard format of vacuum circuit breaker.\n | |||
| 100 | 61.02 | (ii) Tools and plants and testing instruments required for servicing of VCB/ACB shall be arranged by the contractor.\n(iii) The unit rate quoted shall be deemed to include the cost of grease, lubricating material, cleaning material etc as required.\n(iv) After servicing, report shall be furnished in standard format approved by Engineer-in-Charge.\n | |||
| 101 | 62 | M & L for synthetic insulating HT mat of size 2 m x 1 m x 12 mm complete all as specified and as directed. | 8 | Each | |
| 102 | 63 | M & L for calibration of relays for primary current/voltage injection test complete for 33 KV/11KV VCB panels and ACB panels/ DG panels complete all as specified and as directed.\nMake: CSPC/AREVA/SIEMENS or equivalent as approved by GE. | 10 | Each | |
| 103 | 64 | Servicing of dry cast Transformer 2000 KVA at DSS-16 and DSS-17 by disconnecting incoming & outgoing power supply, opening up, cleaning the transformer internally & externally inspecting all the metering equipments, tightening all electrical connections checking & recording insulation resistance on both LT & HT sides, checking & recording earth resistance complete through authorized Service Engineer having Electrical License all as specified and as directed. | 2 | Each Job | |
| 104 | 65 | Servicing of oil cooled Transformer 3000 KVA of Kirloskar at MRS Vajrakosh by disconnecting incoming & outgoing power supply, opening up, cleaning the transformer internally & externally inspecting all the metering equipments, tightening all electrical connections checking & recording insulation resistance on both LT & HT sides, checking & recording earth resistance complete through authorised Service Engineer having Electrical License all as specified and as directed. | 1 | Each Job | |
| 105 | 66 | Servicing of oil cooled Transformer 1600KVA to 1000KVA of Kirloskar at MRS/SS-1/SS-2/ Vajrakosh by disconnecting incoming & outgoing power supply, opening up, cleaning the transformer internally & externally inspecting all the metering equipments, tightening all electrical connections checking & recording insulation resistance on both LT & HT sides, checking & recording earth resistance complete through authorised Service Engineer having Electrical License all as specified and as directed. | 1 | Each Job | |
| 106 | 67 | Servicing of oil cooled Transformer 750 KVA at DSS 17 A and DSS 17 B at Amdalli by disconnecting incoming & outgoing power supply, opening up, cleaning the transformer internally & externally inspecting all the metering equipments, tightening all electrical connections checking & recording insulation resistance on both LT & HT sides, checking & recording earth resistance complete through authorised Service Engineer having Electrical License all as specified and as directed. | 2 | Each Job | |
| 107 | 68 | Filtration of existing Transformer Oil including heating to improve di- electric strength of Oil to minimum 60 KV BDV including testing of BDV of the filtered oil before & after all as specified and as directed. | 6450 | Ltrs | |
| 108 | 69 | Supply of low viscosity transformer oil to make up /top up oil deficiency in transformer all as specified and as directed. | 420 | Ltrs | |
| 109 | 70 | Supply of Silica gel for transformers all as specified and as directed. | 10 | Kg | |
| 110 | 71 | M&L for painting to old steel surfaces of transformers, cable trays, panel board/ LT outdoor panel board of DSS-16 (NAD)/MRS at Vajrakosh, with one coat of synthetic enamel paint of approved shade using spray gun including cleaning/ removing ,dust, dirt etc including writing in block letter its nomenclature complete all as specified and as directed.\nNote : Approximate area is ________ Sqm | 2 | Each Job | |
| 111 | 72 | M&L for painting to old steel surfaces of transformers, cable trays, panel board/ LT outdoor panel board of SS-1/SS-2/SS-3 at Vajrakosh, with one coat of synthetic enamel paint of approved shade using spray gun including cleaning/ removing ,dust, dirt etc including writing in block letter its nomenclature complete all as specified and as directed.\nNote : Approximate area is ________ Sqm | 1 | Each Job |
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