Military Engineer Services-MES has published Repair/Maint Of 33/11 Kv Mrs Yard , Power Transformers , Ht Vcb Panels , Distribution Transformers , Ht Rmus , Ht Ug Cables Including Servicing And Calibration Of Relays At Dolphin Hills And Other Allied Areas Under Age E/M No I Of Ge ( U-I ) , Vi. Submission Date for this Tender is 16-05-2020. Transformer Repair Tenders in Garrison Engineer Utility-I Visakhapatnam Andhra Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 09-May-2020 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 16-05-2020 |
| NAME OF WORK : REPAIR/MAINT OF 33/11 KV MRS YARD, POWER TRANSFORMERS, HT VCB PANELS, DISTRIBUTION TRANSFORMERS, HT RMUS, HT UG CABLES INCLUDING SERVICING AND CALIBRATION OF RELAYS AT DOLPHIN HILLS AND OTHER ALLIED AREAS UNDER AGE E/M NO I OF GE (U-I), VISAKHAPATNAM. | |||||
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| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | M & L for disconnecting carefully electrical connection from both HT/LT (primary & secondary) sides of the transformer, keeping them at safe side, draining the transformer oil to 3/4th level in clean container for re-use, opening top cover of the transformer by unscrewing nuts, bolts, washers etc, thorough inspection of bushings, windings, providing insulations to leads and terminals, refixing the top cover incl replacement of corck sheet/ gasket 8mm thick, tightening of nuts /bolts /washers etc and replacement of breather with silica gel crystal type , replacement of defective bushing rods/bushes/ O rings (Oil seals), refilling the transformer oil, improving insulation values by dehydration of transformer oil of transformers to achieve di-electric strength not less than 60 KV at 2.5mm gap as per relevant IS with suitable portable filtration plant, connecting HT/LT cables, testing & commissioning complete of following capacity transformers :- | |||
| 2 | 1.01 | 2500 KVA / 3150 KVA , 33KV / 11 KV, step down | 1 | Each Job | |
| 3 | 1.02 | 5000 KVA , 33KV / 11 KV, step down | 1 | Each Job | |
| 4 | 1.03 | Note: \n(a) The inspection of transformer shall involve:-\ni) Checking of all clamps, nuts, bolts including core bolts & cover fixing bolts.\nii) Checking all brazings, joints, tap heads and connection joints.\niii) Checking all jumpers, terminations/ connections inside the transformer.\niv) Checking the Buckholz relay, conservator MOG.\nv) arresting leakages of radiator assembly by brazing.\nvi) Arresting wetting at interconnections by replacements of O rings etc complete.\nvii) Painting of transformer complete with two coats of synthetic enamel paint externally complete all as directed by Engr-in-Charge.\nviii) Conducting the tests on core and windings as per IS like ratio, magentic imbalance, short circuit etc in presence of Engr-in-Charge and test results shall be signed both by the contractor and Engineer -in-Charge and kept on record. | |||
| 5 | 1.04 | (b) Any damage to insulators/bushes/windings etc while in the custody of the contractor shall be made good at no extra cost to govt. The serviceability of the transformer shall be checked and confirmed by the contractor before taking into his custody.\n(c) The M/L for bushes, studs, Transformer oil, filtration of oil, cable box, replacement of major spares, repair/servicing of OLTC etc will be measured and paid separately. | |||
| 6 | 2 | M&L for overhauling of OLTC of 33/11 KV transformer of following capacity by draining out of transformer oil of OLTC, dismantling of top cover, inspection of moving and fixed contacts of all three phases and checking the operation, cleaning and removal of contacts of all the three phases and checking the operation, cleaning and removal of all carbon particles, cleaning of contacts with emery paper, checking the tightness of leads in the OLTC board, and moving/fixed contacts. Inspection of transition resistance and replacement of gaskets / contacts etc if found damaged, reassembling complete, filling up of oil, testing and commissioning complete all as directed by Engr-in-Charge. | |||
| 7 | 2.01 | a) 2500 KVA / 3150/5000 KVA , 33KV / 11 KV, step down | 2 | Each | |
| 8 | 3 | M&L for replacement of radiator drain valves for 2500/3150/5000 KVA 33/11 KV transformers including dismantling old one. | 1 | Each | |
| 9 | 4 | M&L for replacement of the HT porcelain bushings complete of following capacity transformers of any make/size/type all as directed including dismantling old one. | |||
| 10 | 4.01 | (a) 2500/3150 KVA , 33/11 KV | 3 | Each | |
| 11 | 4.02 | (b) 5000 KVA , 33/11 KV | 3 | Each | |
| 12 | 5 | M&L for replacement of the HT bushing rod made out of gun metal with threading & suitable length/size all as per existing including metal rings/bolts/washers/rubber rings etc complete of following capacity transformers of any make/size/type all as directed including dismantling old one. | |||
| 13 | 5.01 | (a) 2500/3150 KVA , 33/11 KV | 3 | Each | |
| 14 | 5.02 | (b) 5000 KVA , 33/11 KV | 3 | Each | |
| 15 | 6 | M/L for replacement of winding Temperature indicator (WTI) of 33/11 KV transformers of capacity 2500 to 5000 KVA including dismantling old one. | 1 | Each | |
| 16 | 7 | M/L for replacement of Oil Temperature indicator (OTI) of 33/11 KV transformers of capacity 2500 to 5000 KVA including dismantling old one. | 1 | Each | |
| 17 | 8 | M&L for disconnecting carefully electrical connection from both HT/ LT (primary & secondary) sides of the transformer, keeping them at safe side and taking out the the transformer indoor/ outdoor type of capacity from 63 KVA to 750 KVA , 11 KV/ 0.433 KV, step down any make for carrying out refixing after completion of minor repairs like maintenance / replacement of HT/LT bush, metal rods, lugs, replacement of rusted nutbolts etc including cheking the continuty of HT/LT windings , top cover opening, prevent the all oil leakages, provn of new insulated gaskets / cork sheet for HT/LT supply etc complete all as specefied and directed. \nNote: porcelain bushings, gun metal rods, cable end joint kit, transformer oil etc to be measured and paid separatly under respective schedules. | 2 | Each | |
| 18 | 9 | M&L for disconnecting carefully electrical connection from both HT/ LT (primary & secondary) sides of the transformer, keeping them at safe side and taking out the transformer indoor/ outdoor type of capacity from 401 KVA to 750 KVA , 11 KV/ 0.433 KV, step down any make for carrying out complete overhauling which shall comprise of the following includinguding handling, lifting, transportation to and from complete :- | 2 | Each | |
| 19 | 9.01 | a) opening top cover of the transformer by unscrewing nuts, bolts, washers etc. including disconnecting core assembly from HT/ LT bushing and lifting the same gently and taking out from the shell (container/ body) of the transformer. | |||
| 20 | 9.02 | b) M&L for draining out transformer oil from the above said transformer in the suitable capacity of container /drums and keeping it in safe custody for reuse. | |||
| 21 | 9.03 | c) M&L for cleaning the transformer body from inside, removing deposited dirt/ sludge/ foreign particles etc. from the bottom/ body of the transformer and drying up the shell from inside before refilling of the transformer oil. | |||
| 22 | 9.04 | d) M&L for cleaning and washing thoroughly core and windings of the transformer by hosing down with clean dry oil, removing deposited dirt/sludge/foreign particles from the windings/ core, thorough inspection of windings, providing insulations to leads and terminals, heating/ drying/ baking complete carefully and thoroughly inside the heating chamber at suitable temperature to obtain required value of insulation resistance etc. all as directed by Engr-in- charge. | |||
| 23 | 9.05 | e) Lifting and refixing core assembly inside the transformer shell gently and carefully, connecting primary/ secondary/ Neutral connections to the bushings assembly, fixing of tap change over including tightening of nuts, bolts, washers of the core to reduce humming noise all as directed. | |||
| 24 | 9.06 | f) Refilling the filtered transformer oil in the shell of transformer complete. | |||
| 25 | 9.07 | g) Refixing the top cover including replacement of cork sheet/ gasket, tightening of nuts/ bolts/ washers etc. and replacement of breather with silica gel crystal type all as directed by Engr-in charge | |||
| 26 | 9.08 | h) Lifting/ handling from where removed and re-installing the transformer including connecting primary/ secondary/ neutral connections etc. all as directed by Engr-in-Charge. | |||
| 27 | 9.1 | Note:\n(i) Any damage to insulators/ bushes/ windings etc. while in the custody of the contractor shall be made good at no extra cost to Department. The serviceability of the transformer shall be checked and confirmed by the contractor before taking into his custody.\n(ii) M&L for rewinding/ re-insulation of HT/ LT (primary/ secondary) coils, bushes, studs, Transformer oil,cable box, replacement of buchholtz relay/ MOG if any etc will be measured and paid separately. | |||
| 28 | 10 | All as per Item No. 9 herein before but of capacity 201 KVA to 400 KVA | 1 | Each | |
| 29 | 11 | All as per Item No. 9 herein before but of capacity upto 200 KVA | 1 | Each | |
| 30 | 12 | M&L for lifting, transporting, handling, shifting of the transformer from one work site area to other site area (MES yard / store / CSP s/s) and vice versa or shifting with in naval base area with in 7.0 km range etc including necessary tools , plants againest providing in the emergency power supply /break downs / stand by / load sharing/ restore power supply maitaining purpose etc complete all as specefied and directed by Engr-in-charge. | 4 | Each | |
| 31 | 13 | M&L for re-windings of HT distribution transformers of any capacity/ size/ type by strip opening of HT coils (i.e. Primary coils) from core assembly safely, unwinding the HT (i.e. Primary coils) complete, removing the old defective insulation paper, rewindingwith new copper wire of same gauge and existing size together with new DPC insulation to the copper conductor, varnishing of the windings including heating/ drying/ backing complete carefully and thoroughly inside the heating chamber at suitable temperature to obtain required value of insulation resistance etc. all as directed by Engr-in- charge. | 90 | Each | |
| 32 | 14 | M&L for re-windings of HT distribution transformers of any capacity/ size/ type by strip opening of LT coils (i.e. Secondry coils) from core assembly safely, unwinding the LT (i.e. secondry coils) complete, removing the old defective insulation paper, rewindingwith new copper wire of same gauge and existing size together with new DPC insulation to the copper conductor, varnishing of the windings including heating/ drying/ backing complete carefully and thoroughly inside the heating chamber at suitable temperature to obtain required value of insulation resistance etc. all as directed by Engr-in- charge. | 40 | Each | |
| 33 | 15 | M&L for re-insulating of LT strip Winding / HT winding withstanding for suitable rated voltage of transformers with levels of any capacity/ type by insulating with copper strip /winding as per same gauge and existing size together with new insulated materials/ bracings before placing in to the transformer and assembling the coil with new insulation and fitting the coils in the chamber, testing and commissioning the transformer complete all as directed.\n | 100 | Each | |
| 34 | 16 | Supply and topping up of transformer oil with di-electric strength not less than 50 KV at 2.5 mm gap in to the conservator tank/ body tank of the transformer at various locations complete all as directed by the Engineer-in-Charge. \n[Make: Poweroil/ Transol/ Sabitha Chemicals] | 1000 | Ltrs | |
| 35 | 17 | Filtration of transformer oil of transformers/ FRMUs installed at various locations to achieve di-electric strength not less than 50 KV at 2.5 mm gap as per relevant IS with portable filtration plant, testing of the oil for the di-electric strength before filtration and after filtration, including preventing the oil leakages through welding, gaskets/, nut bolts washers etc complete all as directed by the Engineer-in-Charge. | 10000 | Ltrs | |
| 36 | 18 | S&F of aluminium lugs to HT/LT cable end for fixing to HT/LT panels , RMU and transformer from the size of 16 sqmm to 70 sqmm complete all as specefied and directed. | 100 | Each | |
| 37 | 19 | S&F of aluminium lugs to HT/LT cable end for fixing to HT/LT panels , RMU and transformer from the size of 90 sqmm to 240 sqmm complete all as specefied and directed. | 100 | Each | |
| 38 | 20 | M&L for replacement of the LT porcelain bushings complete of following capacity distribution transformers of existing transformer make/ size/ type all as directed including dismantling old one. | |||
| 39 | 20.01 | (a) Above 300 KVA to 700 KVA | 3 | Each | |
| 40 | 20.02 | (b) Up to 300 KVA | 3 | Each | |
| 41 | 21 | M&L for replacement of the HT porcelain bushings complete of following capacity distribution transformers of existing transformer make/ size/ type all as directed including dismantling old one. | |||
| 42 | 21.01 | (a) Above 300 KVA to 700 KVA | 2 | Each | |
| 43 | 21.02 | (b) Up to 300 KVA | 2 | Each | |
| 44 | 22 | M&L for replacement gun metal drain valves of transformers of following capacities including dismantling old one. \nMAKE :- UPADHYAY/ LEADER/ ZOLOTO | |||
| 45 | 22.01 | (a) 60 to 300 KVA | 2 | Each | |
| 46 | 22.02 | (b) Above 300 KVA to 700 KVA | 2 | Each | |
| 47 | 23 | M&L for replacement of the HT bushing with gun metal rod with threading & of suitable length/ size all as per existing including metal rings/ bolts/ washers/ rubber rings etc. complete of following capacity distribution transformers of any make/ size/ type all as directed including dismantling old one. | |||
| 48 | 23.01 | (a) Above 500 KVA to 1250 KVA | 3 | Each | |
| 49 | 23.02 | (b) Up to 500 KVA | 3 | Each | |
| 50 | 24 | M&L for replacement of the LT bushing with gun metal rod with threading & of suitable length/ size all as per existing including metal rings/ bolts/ washers/ rubber rings etc. complete of following capacity distribution transformers of any make/ size/ type all as directed including dismantling old one. | |||
| 51 | 24.01 | (a) Up to 300 KVA | 2 | Each | |
| 52 | 24.02 | (b) above 300 KVA to 700 KVA | 2 | Each | |
| 53 | 25 | M&L for preparation of old painted surfaces of transformers with coarse cloth/ brush and painting throughout externally on exposed surfaces with two coats of smoke grey colour synthetic enamel paint including complete including one coat of white wash for base foundation all as specified and directed by Engineer-in-charge for the following capacity in-door/ out-door type transformer:- | |||
| 54 | 25.01 | (a) upto 300 KVA | 4 | Each | |
| 55 | 25.02 | (b) Above 300 KVA to 700 KVA | 4 | Each | |
| 56 | 26 | M&L for replacement of silica gel in breather of transformers for all as directed. | 6 | Each | |
| 57 | 27 | Taking down HT VCB of any make/ capacity, 11 KV, 630A for servicing/ repairs, replacement of defective/ worn out components and refixing back including testing , dismantling the spring charging mechanism of the VCB, checking the entire mechanism for any worn / crack / bent / block / loose parts, M&L for de-carbonising/ cleaning of 11KV cubicle type VCB panels consisting of bus bar and circuit chamber, metering chamber, CTs, PTs and relay chamber etc comprising the following:- | 3 | Each\n Job | |
| 58 | 27.01 | (i) Disconneted the vacuum interrupter assembly from VCB panel along with all connections, adjustment of contact gap as required.\n(ii) Disconnected socket contacts, cleaning and adjustment of gap, replacement of rings /defected sockets, contacts etc.\n(iii) Checking the breaker bushing of bus bar and circuit side, inspection/ servicing of internal surface for any arcing/ tracks.\n(iv) Checking the epoxy body completely for any cracks, any sign of arcs/ tracks, cleaning thoroughly with CTC including applying Bectrol red varnish. | |||
| 59 | 27.02 | (v) Checking the drive insulator assembly and inspect for chocking/ tracks/ arcing.\n(vi) Taking the IR value of all components,confirm satisfactory results before refixing in VCB panel.\n(vii) Checking the condition of the spring charging motor along with gear box including servicing the motor & replacement of motor bearings if required.\n(viii) Checking/ servicing of ratchet wheel assembly, driving and charging parts. | |||
| 60 | 27.03 | (ix) Checking the auxiliary switch, its contacts for proper functional operation.\n(x) Checking & servicing of raising/ lowering mechanism and its locking system for proper functioning.\n(xi) Checking & servicing of shutter assembly for its automatic opening/ closing.\n(xii) Checking the bus bar and circuit spouts, cleaning with CTC and applying bectrol red varnish to the surface of the bus bar and circuit spouts. | |||
| 61 | 27.04 | (xiii) Checking the CTs/ PTs for any arcing/ tracks, cleaning and applying one coat of varnish.\n(xiv) Cleaning of metering and relay chamber, checking/ replacement of burnt wires if any, tightening of all connections to arrest the loose contacts.\n(xv) Applying mono-plast compound at bus bar joints after tightening all joints/ connections.\n(xvi) Lubrication and greasing of all moving parts of the trolley, stopper bolt for proper operating and closing of shutter gear, isolation resistance of vacuum interrupter assembly. | |||
| 62 | 27.05 | Note:\n(a) The items like nuts, bolts, spring washers, petroleum jelly, CTC,fuses,T&P, nuts, bolts, washers, gasket, insulation tape, compound , flexible /fixzed contecats / plates ,necessary fittings and fixtures etc required to put the breaker in serviceable condition shall be supplied by the contractor and rate shall be deemed to be included in the unit rate quoted to put in to the VCBs and panels in serviceable condition, testing and commissioning all as specified and as directed by the Engineer-in-Charge. | |||
| 63 | 27.06 | (b) Major spares like Breaker bushings, vaccum interrupture assly, busbar spout, busbar spout connections, circuit spout/circuit spout connections/ buffer fixed contacts, moving contacts, tank assly/barriers, solenoid spares, dependent/ spring mechainsm/ motor mechanism, trip unit etc will be measured and paid separately under relevant items of Schedule 'A'. However the rate quoted shall be deemed to include for any other minor spares /parts require replacement. | |||
| 64 | 28 | Disconnection and taking out of the IDMT relay, three element type or Micro processor relay or existing relay of any type any make of HT panels consisting of the following :- | 3 | Each \nJob | |
| 65 | 28.01 | (i) Cleaning of relay & contacts\n(ii) Calibration of relay by conducting primary injection and secondary injection tests.\n(iii) Rectification of defects in control wiring, if any\n(iv) Adjustment/ setting of plug and time multiplier\n(v) Setting of the relay / program to achieve the discrimination in tripping.\n(vi) Tuning of up stream breaks\n(vii) Re-installation of relays including testing. | |||
| 66 | 29 | Supply and repalce in repair of the following items. \nMAKE: AREVA/ABB / Schneider / Seimens / Jyothi as per existing model or original OEM as per site complete all as specfied and directed. | |||
| 67 | 29.01 | i) Bus spout / Circuit spout | 3 | Each | |
| 68 | 29.02 | ii) Busbar supporting 11 KV insulator | 3 | Each | |
| 69 | 29.03 | iii) Supply only 1.5 / 2.5 sqmm flexible PVC stranded copper conductor cable, unshethed, 1100 V grade for control wiring as per site. \nMake: Havells / FINOLEX / PLAZA / GLOSTER | 2 | Each | |
| 70 | 29.04 | iv) Breaker auxiliary switch (5NO/5NC) | 1 | Each | |
| 71 | 29.05 | v) LED Indication Lamps. Make: KAYCEE / TECHNIK / L & T | 6 | Each | |
| 72 | 29.06 | vi) LED type push button actuators. Make: KAYCEE / TECHNIK / L & T | 1 | Each | |
| 73 | 29.07 | vii) Multi Function Meter as per existing model (Make :Conzerv of schneider / ABB/Seimens) | 1 | Each | |
| 74 | 29.08 | viii) Shunt trip coil 110 V DC | 1 | Each | |
| 75 | 29.09 | ix) Breaker control switch (TNC switch) | 1 | Each | |
| 76 | 29.1 | x) Breaker bushing contact | 1 | Each | |
| 77 | 29.11 | xi) Vacuum interrupter assembly complete set of 3 | 1 | Each | |
| 78 | 29.12 | xii) Control circuit fuses (HRC fuse type)/MCB SP/DP 2 A to 16 A | 10 | Each | |
| 79 | 29.13 | xiii) HRC berral fuse,3 Amps (PT HT side) | 3 | Each | |
| 80 | 29.14 | xiv) PT plug contact | 1 | Each | |
| 81 | 29.15 | xv) Spring charging motor with gear assembly . | 1 | Each | |
| 82 | 29.16 | xvi) Contact/ Ply relay 110/220Volt & AC/DC with C/O. \nMake:- English Electric / Siemens / L&T / ABB/ Areava | 1 | Each | |
| 83 | 29.17 | xvii) Supply, fix and commissioning of Epoxy body for HT 11KV VCB breaker to house the switching components including dismantling of old one all as directed | 1 | Each | |
| 84 | 29.18 | xviii) Supply, fix and commissioning of drive beam for HT 11KV VCB breaker including dismantling of old one all as directed | 1 | Each | |
| 85 | 29.19 | xix) closing /tripping coil of 11 kv VCB's | 1 | Each | |
| 86 | 29.2 | xx) complete set of crank shaft assembly complete ( LHS & RHS) | 1 | Each | |
| 87 | 29.21 | xxi) closing shaft with spring assembly / trip shaft with spring assembly/pinion gear assembly complete | 1 | Each | |
| 88 | 29.22 | xxii) spur gear assembly /Charging gear assembly | 1 | Each | |
| 89 | 30 | Supply and fix Voltage transformer (PT) epoxy cast wound primary winding with minimum primary volts 11000/V3, secondary voltage 110/V3 class 1.0 for frequency 50Hz and insulation class : B , V.F:1.2 Cont & 1.5 for 30 Sec,VA 15 VA\nMake : Seimens / ABB / Schneider / Jyothi | 1 | Each | |
| 90 | 31 | Supply and fix CTs epoxy cast wound primary CTs with minimum primary current 60 to 400 A, single/ double ratio, double core (Protection core- 5P10 & Metering core- Class 0.5, 25 KA for 1 sec, VA burden 5 VA\nMake : Seimens / ABB / Schneider / Jyothi | 1 | Each | |
| 91 | 32 | Dismantling/taking down 11 KV oil immersed RMUs switch gear semi -automatic of Make- CG Lucy from existing foundation/panel by isolating electric supply and decompounding carbonised compond from the bus bar, repair/maintenance of mechanism, examining the smooth functioning of springs, levers, moving/fixed parts, on/off operation and replacing unserviceable parts if any required , arresting any leakage in tank etc after drain out of transformer oil and removing sludge from the tank and cleaning with CTC etc, fill the chamber with tested, clean, transformer oil after cleaning, refxing the same after complete repair and maintenance and making alignment with existing panel including painting with one coat of synthetic enameled paint of existing colour and writing SM/MES no of plant complete all as specified.\nNote :Rate quoted by the contractor includes total servicing, refixing as directed, cleaning materials, CTC, new gasket all types, springs, nut, bolt & washers, HT tape etc However replacement of oil, spare parts, cable end joints and insulating compound shall be measured and paid separately under respective item of Sch 'A' here-in- below | 4 | Each | |
| 92 | 33 | Supply and fix in replacement of LH Test Access Cover FRMU Oil switch. Make -CG Lucy | 4 | Each | |
| 93 | 34 | Supply and fix in replacement of RH Test Access Cover FRMU Oil switch. Make -CG Lucy | 4 | Each | |
| 94 | 35 | Supply and fix in replacement of Top cover FRMUs Oils switch.\n Make -CG lucy | 4 | Each | |
| 95 | 36 | Supply and fix in replacement of HRC fuse link 36 Amps Make -CG Lucy | 2 | Each | |
| 96 | 37 | Supply and fix in replacement of HRC Fuse link 50 Amps Make -CG Lucy | 2 | Each | |
| 97 | 38 | Supply and fix in replacement of HRC Fuse link 63 Amps Make -CG Lucy | 2 | Each | |
| 98 | 39 | Supply and fix in replacement of ring insulator gasket 5602401\nMake CG Lucy | 5 | Each | |
| 99 | 40 | Supply and fix in replacement of Ring busingB4440501. Make CG Lucy | 3 | Each | |
| 100 | 41 | Supply and fix in replacement of Fuse carrier assembly PL 5009/PL505 | 4 | Each | |
| 101 | 42 | Supply and fix in replacement of Insulator assembly PL5009 | 4 | Each | |
| 102 | 43 | Supply and fix in replacement of Gaslet set for FRMU MK1A | 4 | Each | |
| 103 | 44 | Supply and fix in replacement of Moulded trip bar assembly PL5048 | 4 | Each | |
| 104 | 45 | Supply and fix in replacement of push trip lever D73919 | 4 | Each | |
| 105 | 46 | Supply and fix in replacement of push trip lever D74810 | 4 | Each | |
| 106 | 47 | Supply and fix in replacement of gasket F/SW insulator | 4 | Each | |
| 107 | 48 | Supply and fix in replacement of gasket FRMU T off bushing PL4007/FRMU T-Off | 4 | Each | |
| 108 | 49 | Supply and filling the 11 KV insulating compound in bus bar of switch gear complete all as specified | 100 | Kg | |
| 109 | 50 | Supply and fix in replacement End cap O/S | 4 | Each | |
| 110 | 51 | Supply and fix in replacement cable box oil switch | 4 | Each | |
| 111 | 52 | Supply and fix in replacement cable fuse switch | 4 | Each | |
| 112 | 53 | Supply and fix in replacemen window seals ,indication stikers and fixnishing KIT | 4 | Each | |
| 113 | 54 | Supply and fix in replacement T off gasket for O/S 6023cable fuse switch | 4 | Each | |
| 114 | 55 | Taking down and S&F Air termination, Single pointed air terminal aluminium rod 12 mm dia and 300 mm long | 63 | Each | |
| 115 | 56 | Taking down and M&L for fixing of Test point terminal box made of gun metal or phosphourus bronze size 75x75x25mm drilled and screwed including 3 nos 8mm dia 25mm long hex.head screw etc complete all as specified and directed. | 14 | Each | |
| 116 | 57 | Taking down and S&F Aluminium strip 25x3 mm complete with saddles and fixing screws for fitting the strip including all necessary arrangments complete all as specefied. | 776 | RM | |
| 117 | 58 | Taking down and S&F Galvanised iron strip 32 x 6 mm buried in ground/fixed to walls complete with saddles and fixing screws for fitting the strip including all necessary arrangments complete all as specefied.. | 35 | RM | |
| 118 | 59 | Removing old earth and M&L for Earthing complete with galvanized steel earth plate electrode 600x600x6 mm thick buried directly in ground (earth pit not less than 2.25 m deep below normal ground level) with top edge of the plate not less than 1.5 m below normal ground level connected to galvanized earth strip 32x6 mm by means of bolts and nuts checknuts and washers of galvanized iron or steel all as specified and shown in electrical plate no 5 of SSR part Iconnected to earthing test point all as specified or indicated including testing on completion. | 12 | Each | |
| 119 | 60 | Taking down and Supply and fixing of outdoor HT Vaccum circuit breaker porcleain clad 630 Amp,33KV 3 phase 50Hz,3 poleshort time current rating is 25KA for 3 sec with breaking capacity 25KA making capacity 62.5KA outdoor type triple pole porcleain clad, spring operated mechanism 110 V DC with operating voltage of tripping coil 70% to 110% of the control voltage andoperating voltageof closing coil 85% to 110% of the control voltage, voltage of spring charging motor is 230V AC, time required for motor to charge the spring fully 15 sec. opening time 45(+15/-10)ms and closing time 65(+ 15)ms,totla creeping distance 900mm with in limits as per IEC 62271-100 Make ABB TYPEOVB-VBF with all accessories all specified and directed by Engr-in-Charge. | 2 | Each | |
| 120 | 61 | Taking down and Supply and fixing o f outdoor HT Vaccum circuit breaker porcleain clad 800 Amp,33KV 3phase 50Hz,3 poleshort time current rating is 25KA for 3 sec with breaking capacity 25KA making capacity 62.5KA outdoor type triple pole porcleain clad, spring operated mechanism 110 V DC with operating voltage of tripping coil 70% to 110% of the control voltage andoperating voltageof closing coil 85% to 110% of the control voltage, voltage of spring charging motor is 230V AC, time required for motor to charge the spring fully 15 sec. opening time 45(+15/-10)ms and closing time 65(+ 15)ms,totla creeping distance 900mm with in limits as per IEC 62271-100 Make ABB TYPEOVB-VBF with all accessories all specified and directed by Engr-in-Charge. | 1 | Each | |
| 121 | 62 | Taking down and Supply and fixing HT Vaccum circuit breaker supporting structurewith CT and PT structure and terminal connectors | 3 | Each | |
| 122 | 63 | Supply & fixing in repairs maintenance free batteries type VRLA, 2V DC 200 AH with suitable size copper conductor/ terminations lugs etc complete including dismantling old one complete. \nMake: Exide/ Amar Raja/Tata | 55 | Each | |
| 123 | 64 | M&L for painting of old rusted LT panel, Feeder pillar boxes, RMUs with two coats of synethic enamel paint all as directed by Engr-in-charge | 10 | Each | |
| 124 | 65 | M&L for 2mm thick fibre reinforced plastic coating with epoxy paint coat of approved color on the surface of panel board, RMUs after cleaning the surfaces thoroughly all as directed & specified. | 10 | Per Sqm | |
| 125 | 66 | Supply and spraying chemical for grass killer in all substation of Dolhpin areas including two pole structures, LT panels, Feeder pillar boxes all as directed by Engr-in-Charge. | 100 | Ltrs | |
| 126 | 67 | Supply and sprayinng chemical for snake killer in all substation of Dolhpin areas including two pole structures, LT panels, Feeder pillar boxes all as directed by Engr-in-Charge. | 28 | Kg | |
| 127 | 68 | Clearing of bushes / small plants up to root level around and surroundings areas E/M installations (i.e. Two Pole/ Four structures, outdoor-substation yards, pump house & Misc E/M installations etc) including surface dressing n.exc 15 cm deep and removing debris to a distance n.exc 50m complete all as directed | 3000 | Sqm | |
| 128 | 69 | Taking down and Supply & fixing of high efficiency long life LED solar gate light 1W, high efficency poly crystalline solar module with elegant looking die cast aluminium body +PC protection IP65 with one year warranty, with maintenance free Lithium battery with expected life of 1000 cycles panel backup for two days. Make : Havells cat part No LHKOAEPFF46K001 | 6 | Each | |
| 129 | 70 | Taking down and Supply & fixing of high efficiency long life LED solar bollard light 4W, high efficency poly crystalline solar module with elegant looking die cast aluminium body +PC protection IP65 with one year warranty, with maintenance free Lithium battery with expected life of 1000 cycles panel backup for two days. Make : Havells cat part No LHKNAWPFFN6K001 | 6 | Each | |
| 130 | 71 | Taking down and Supply and fixing and testing of outdoor flood tunes sries flood light 40 wattage with lumens 1800 lm, CCT :K incuding all connected accessories against OEM product description complete all as specified and directed by Engr-in-Charge. Make M/S Philips Model No BVP220 RGBW PC LILO or equivalent in Havells/Bajaj | 4 | Each | |
| 131 | 72 | Disconnecting IED of any type/Make from 11kV HT panel, cleaning the contacts , IED configuration , Calibration & Testing of all the measuring & protection devices viz., CTs, Relays and Meters at site. Testing of all the trip functions of the relays after final current settings by simulating fault current by CT secondary injection test set , checking of current transformer , rectification of defects in control wiring for proper tripping of CB during actual system fault conduction through relay & Tripping coil. Adjustment / setting to plug and time multiplier settings of IED to achieve the discrimination in tripping , tune/synchronies upstream breaker relay settings, testing & commissioning.... etc complete all as specified and as directed. | 36 | Each | |
| 132 | 73 | Decarburizing/cleaning complete 11kV HT Bus bar chamber with electrical connections, complete bus bar from the bus bar chamber , Cleaning with CTC and ensure proper decarburizing up to proper megger value , refixing the same after applying Backtol Red solution to the bus bar insulator & checking all the connections , tightening the nuts , bolts complete incl replacement of defective rusted bolts & nuts all as specified and directed. | 12 | Each |
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