Military Engineer Services-MES has published Tender For Repair/ Replacement Of Ht Cable Including Joints, Transformer/Rmu Plinths, Fencing, Ht Bus Bar Chamber Transformer, Vcb, Rmu, Battery Charger, Relay And Connected Items At Dhaula Kuan Part1 Dsoi And Ajdoining Area Of Age (U) Elect Suppl. Submission Date for this Tender is 16-10-2023. Busbar Tenders in New Delhi Delhi. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 30-Sep-2023 | REVISED BOQ | BOQ | 09-10-2023 |
| 2 | 09-Oct-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 16-10-2023 |
| Sl. No. | Item Description |
| 1 | Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in softloose soil for laying / taking up/ taking down of cablesand getting out and levelling of bottom suface to required level all as specified and directed by Engineer- in- Charge. |
| 2 | Returning filling in,. Including spreading, levelling,. Watering and well ramming soil in layers not exceeding 25 cm thick all as specified and directed. |
| 3 | Removing excavated material (ie soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point all as specified and directed by Engineer-in-Charge. |
| 4 | Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables for cushioning of cables etc, complete all as specified. |
| 5 | Supplying and laying un-reinforced precast concrete cable cover, class HV, type 1, flat size 300mmx 180mm x 40mm. |
| 6 | All as per srl item No 5 here-in-before but using old un-reinforced precast concrete cable coveobtained under srl item No 1 |
| 7 | Supplying, laying, jointing testing and connecting in replacementXLPE insulated, screened, PVCbedded, galvanised steel strip or wire armoured,electric power cable (heavy duty) with multistranded aluminum conductors, 11 KV grade, IS 7098marked, suitable for HT 11 KV(E) system, laid in trenchesfixed to pole, including jointing & testing complete all as specified and directed of following sizes Note :-Excavation, earth work ,cable protection , sand fillings , cable joint shall be measured and paid separately. |
| 8 | 120 sqmm 3 core. |
| 9 | 185 sqmm 3 core |
| 10 | 240 sqmm 3 core |
| 11 | 300 sqmm 3 core |
| 12 | Boring of hole under road/pavement/hard standing or any other situation by mannual means and suitable for passing of GI pipe 40 to 100 mm bore and making good both ends all specified and directed |
| 13 | Boring of hole horizontally under road/pavement/hard standing or any other situation by ultrasonic Trenchless technologyand suitable for passing of GI pipe 40 to 100 mm bore and making good both ends all specified and directed. |
| 14 | S&F in replacement GI Pipe (light grade) with necessary accessories/ fittings for cable protections/pole for crossing of culverts/nallah of following bore sizes |
| 15 | 100mm |
| 16 | 80 mm . |
| 17 | Taking outfaulty underground11000 VoltHTcable of differentsizes by excavation and removingPCC cover of any size and relaying in the same trenches or re routing after rectification of fault or replacing faulty portion of cable with new cable and removing of surplus soil and using newbricks as required. Note: (a) 11000Volt HTcable & joints shall be measured and paid for seperately under respective items of schedule. (b) Retrieved old serviceable PCC cable coverwill be laid in trenches for cable protection. If extra bricks and sand required at site shall be measured and paid separately under respective items of BOQs. (c) Excavation and earth work will be measured and paid for seperately under respective items of schedule. |
| 18 | Supply andfix Cable jointing kit for 11 KV (Earthed) grade cable for indoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable offollowing size :- |
| 19 | 120 Sqmm to 185 Sqmm, 3 core. |
| 20 | 240 Sqmm to 300 Sqmm 3 core |
| 21 | Supply andfixCable jointing kit for 11 KV (Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable offollowing size :- |
| 22 | 120 Sqmm to 185 Sqmm, 3 core. |
| 23 | 240 Sqmm to 300 Sqmm 3 core |
| 24 | Supply andfix Cable jointing kit for 11 KV (Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of following size :- |
| 25 | 120 Sqmm to 185 Sqmm, 3 core. |
| 26 | 240 Sqmm to 300 Sqmm 3 core |
| 27 | Supply and fixing in replacement of LED Flood light fittings of capacity 120 Watt complete all as specified and directed by Engr-in-Charge. |
| 28 | Supply and fixing in replacement of LED Flood light fittings of capacity 200 Watt complete all as specified and directed by Engr-in-Charge. |
| 29 | Supplying & fixing of LED street light Fitting 60 watt LED, IP-66 protection, single peice pressure die cast aluminiumhousing high grade powder coated finish with heat resistant toughned clear glass cover for lamp and control gear compartmentwith high voltage surge protection device up to 4.5 KV, prewired conductor to fittingcomplete as as specified and directed. |
| 30 | S&Fin replacement of UNSV /Burnt MCCBs of capacity630 Amps, FP, 50 KA, 415 Volts 50 Hz, AC, with microprocessorrelease fixed in any type of existing LT panel/Feeder piller including taking out old existing unserviceable MCCB from panels etc complete all as specified and directed. |
| 31 | Disconnecting electrically and mechanically indoor/outdoortransformersinside the substation or outdoor type onoutside plinth upto 630 KVA capacity, carefully for major/minor repairs complete all as specified and directed. |
| 32 | M&Llifting of core assembly by opening of top cover and other items for checking of faults/repair and lowering / refixing the same in its original position after inspection to make it ready for transportation to carry out rewinding work in workshop including transportation of unservicieable transformer upto 630 KVA capacity to workshop ( rate is deemed to be inclusive of transportation , T&P and men power ) complete all as specified and directed. |
| 33 | M&L for transportation of transformer of capacity upto 400 KVA from MES Yard to site location using Hydra/Crane and truck as per requirement to replace defective transformer including installation, testing and connecting at site and to deposit the same to MES Yard after receipt and installation of repaired transformer at site complete all as specified and directed. Note:- Contractor must arrange for transportation and installation for replacement of transformer at site immediately after receipt of verbal/telephonic/written complaint from JE/Engr-in-Charge within 1 day. Any delay beyond 1 day post receipt of complaint shall be penalized @ Rs 2500/- per day and shall be recovered from next due RAR. |
| 34 | M&L for alternative arrangement by hiring, transportation of transformer of capacity 500to 630 KVA in place of unserviceable transformer on hire basis for 15 days including, installation, connecting and testing of transformer and return back after installation of repaired transformer complete all as specified and directed. Notes:- (i) Contractor must arrange hired transformer including transportation and installation at site immediately after receipt of verbal/telephonic/written complaint from JE/Engr-in-Charge within 1 day. Any delay beyond 1 day post receipt of complaint shall be penalized @ Rs 3500/- per day and shall be recovered from next due RAR. (ii) Repairing of transformer must be completed within 15 days after receipt of verbal/ telephonic/ written complaint from JE/Engr-in-Charge. In case of any delay, no extra claim will be entertained towards hiring charges beyond 15 days and the contractor shall not be allowed to shift the hired transformer until replaced by repaired transformer.In case of any kind of fault / defect occurred in hired transformer, the contractor shall have to arrange further replacement without any additional cost and shall repair the defect from his own expenses. (iii)Contractor should check the available infrastructure and to be sure regarding safety of hired transformer before installation.The rate quoted is deemed to be including transportation cost, earthing lead etc. |
| 35 | Takingout the unserviceable copper windingfrom transformer of capacity upto 400 KVA after opening top cover,and carrying out the following workcomplete all as specified and directed :- (a) Dismantling of all attachment viz breather assembly, conservator, oil temperature gauge, HT/LT bushing etc. and keeping aside for reuse.. (b)Taking out the core with winding assembly. (c) Removing of complete winding from core and dismantling the core, cleaning of core laminate sheet and keeping aside for reuse (d) Cleaning of complete transformer tank oil fins, removing of sludge, and making the inside surface of tank dry by blowing of hot air as directed and specified. (e)Painting of outside surfaces of transformer complete by means of spray machine as directed. |
| 36 | All as per item No 23 here-in -beforebut capacity of transformer 500 to 630 KVA. Note for Item No 23 & 24 : - In case the defective transformer not repaired & installed at site within the specified period of 15 days from the date of handing over of defective transformer/complaint to contractor, a penalty recovery @ Rs 2500/- per day will be charged from his dues. |
| 37 | (a)Repairsto the transformer of capacityupto 400 KVA as follows :- (i) Rewinding of HT/LT leg coil complete using copper wire /strip of appropriate gauge, size and turn as per existing with double paper coated insulation including all requisite insulating materials like packing sleeves, separator, tapes etc. heating, varnishing the core and winding assembly after framing up top and bottom steel structure of transformer all as specified and directed. (ii) Replacement of all insulating materials other than incorporated for rewinding of HT/LT coils as per existing. (iii) Fixing only HT procelain bushing with studs, nuts, washers 3 Nos. and LT procelain bushing with studs, nuts, and washers 4 Nos. and connection with primary and secondary windings and reconnecting with the main terminals as required and directed. (iv) Fixing only breather assembly, conservator, oil temperature gauge after proper cleaning, minor repairs etc. as required and directed. (v) Replacement of all unserviceable gasket from top cover, HT/LT bushing with new one by using rubberised gasket sheet 4.0mm/6.0mm thick duly pasted with suitable adhesive . (vi) Replacement of unserviceable bolts with new one and fixing of existing serviceable bolts, nuts, washers of different sizes and tightening properly. (vii) Repositioning of core and winding assembly inside the tank, assembling complete unit and making the transformer ready for filling oil and subsequent testing as directed. (viii)Filling/topping up of new transformer oil of required quantities . |
| 38 | (b) M& L fortransportation of repaired transformer to the original position (from where taken-down), disconnecting the alternative transformer, taking down the same, Re-installation of repaired indoor/outdoor transformer on 4/6 pole structure/plinth/inside sub station, connecting electrically and mechanically, testing and commissioning complete all as specified and directed. (c)The following routine test as per IS 1180 (Part I) -2014 shall be carried out at repairing workshop/manufacturer having NABL Lab accredition and valid calibration of test equipments (i)Measurement of winding resistance. (ii)Measurement of voltage ratio and check of voltage vector relationship. (iii)Measurement of impedance voltage/short circuit impedance (principal tapping) and load loss . (iv) Measurement of no load loss and current. (v) Measurement of insulation resistance. (vi)Dielectric tests (d)The contractor shall give written warranty of one year from the date of sucessfull testing and installation of transformer. The contractor shall submit test report from repair workshop/manufacturer for above mentioned test. Note :-HT/LT leg coils copper wire/stripand transformer oilrequiredshall be measured and paid separately under relevant items of this Schedule here-in-after as supply only. |
| 39 | All as per item No 25 here-in -beforebut capacity of transformer 500 to 630 KVA. |
| 40 | Supply only HT coils with super enamelled copper wire /DPC of high quality duly matching with the existing guage and impedance. |
| 41 | Supply only LT coils with super enamelled copper wire strip/DPC of high quality duly matching with the existing guage and impedance. |
| 42 | M&L for ON load Centrifuging and dehydration includingfilteration and cleaning of transformer oil by dehydration machine of 11/0.433 KV transformer installed at various site on plinth/4/6 pole structure of any capacityand topping up deficient transformer oil including testing of samples before and after dehydration and filteration complete all as specified and directed. Note :-Deficient quantity of Transformer oil required for top up shall be measured and paid separately under item No30here-in -after as supply only. |
| 43 | Supply only transformer oil of approved quality as per IS having dielectric strength of 45-60 KV in 2.5mm gap for filling in transformer or for topping up as required and directed |
| 44 | Supplying and fixing in replacement, Porcelain Transformer bushing on LT (440 Volt) side, including brass stems conical bush and gasketafter disconnecting electrically and mechanically for indoor/outdoor transformer of capacity upto 400 KVA andre-connecting electrically and mechanically, testingcomplete all as specified and directed. Note.The rates quoted is deemed to be included the cost of necessary labour charges for draining out & re-filling transforer oil,opening of top cover by unscrewing nut, bolts washers and provision ofpadtype bus bar almuminium of approppiate size /capacities of transformers withnut bolt &washers. |
| 45 | All as per Serial item No31 here-in-before butcapacity 500 KVA to 630 KVA |
| 46 | Supplying and fixing in replacement, Porcelain Transformer bushing on HT (11 KV) side, including brass stems conical bush and gasketafter disconnecting electrically and mechanically for indoor/outdoor transformer of capacity upto 400 KVA andconnecting electrically and mechanically, testingcomplete all as specified and directed. Note.The rates quoted is deemed to be included the cost of necessary labour charges for draining out & re-filling transforer oil,opening of top cover by unscrewing nut, bolts washers andconnections. |
| 47 | All as per Serial item No 33 here-in-before but500 KVA to 630 KVA |
| 48 | Supplying and fixing in replacement,all unserviceable gasketafter disconnecting electrically and mechanically for indoor/outdoor transformer of capacity upto 400 KVA andre-connecting electrically and mechanically, testingcomplete all as specified and directed. Note.The rates quoted is deemed to be included the cost of necessary labour charges for draining out & re-filling transforer oil,opening of top cover by unscrewing nut, bolts washersetc. |
| 49 | All as per Serial item No 35 here-in-before but500 KVA to 630 KVA |
| 50 | Supplying and fixing in replacement, Silica Gel Breather assembly including vent pipe and Silica Gel for indoor/outdoor transformers,capacityupto 400 KVA complete all as specified and directed. |
| 51 | All as per Serial item No37 here-in-before butcapacity 500 KVA to 630 KVA |
| 52 | Supply and fixing Thermometer of transformer upto capacity 630 KVA complete all as specified and directed. |
| 53 | Material & Labour for painting of transformer installed on plinth/4/6 pole structures at various siteof capacity upto 630 KVA with existing colour, with spraying machine, after cleaning, preparation of outer surface of transformer, including writing of SM No, MES and capacity of transformercomplete all as specified and directed. |
| 54 | Earthing complete in replacementwith galvanized steel earth plate electrode of size 60cmx60cmx6 mm thick, buried directly in ground (earth pit not less than 3.5 m below normal ground level) with top edge of earth plate not less than 2.5mbelow normal ground level, connected to galvanized iron strip 32X6 mm by means of electric arc welding of galvanised iron or steel as shown in electricalplate No 3 of SSR Part I, connected to earth test point and the equipment on the other side complete all as specified, including testing and commissioning complete all as directed. Note : - (a) The unit rates quoted against this item shall be deemed to include the cost of excavation and earth work in any type of soil, common salt & charcoal dust in alternate layers, PCC 1:3:6 as in pit, precast RCC 1:2:4 type B-1 with necessary reinforcement as in cover & frame for pit, funnel, watering pipe 20 mm bore GI pipe light grade, protection pipe 40 mm bore GI pipe light grade etc. (b)The quoted rates shall also deemed to include the cost of earth test point and earth strip/GI earthing and protection pipe upto 7.5 meter beyond the earth plates electrode. |
| 55 | M&Lin replacement 32x6mm galvanised iron strip for earth continuity conductorfor earthing of transformer , GOD , 4/6 pole , structure etc complete all as directed at site. |
| 56 | M & L for cutting and removing grass, vegetation bushes etc from surrounding4 pole/6 pole HT structure , outside area of HT/LT installation and removing all rubbish to a distance not exceeding 50 m as directed. |
| 57 | Disconnecting electrically& mechanicallyoutdoor transforemrs upto 630 KVA capacity, lowering down/getting out from plinthcarefully for repairing /making of plinthof transformer andre- connecting electrically and mechanically after repairing/making of plinth, testing and commissioning complete all as specified and directed. Note:-(a)Rate is deemed to be inclusive forhydra, men power, and other itemsrequired for temp energization of transformer. (b) M&L usedto repair the Plinthshall be measured and paid separetely under items of sch of work here-in -after. |
| 58 | M&L brick masonry platform (suitable for 100 to 630 KVA transformer) having size 2.5 mtr x 2.5 mtr and total height 1.6 M (0.45 M below ground level including excavation and earth work, 1.15M above ground level including RCC slab 150 mm on top and refilling of sand/soil), PCC 1:4:8 type D-2 in foundation, sub class "B" brick work in CM 1:4, 15mm thick rendering in CM 1:6 on all sides of platform upto 150 mm below ground level, supply and fixing of 02 Nos MS channelsISMC-75 of suitable size for balancing of transformer, embedded in PCC 1:2:4 type B-1 up to 150mm thick RCC slab, including provn of stair case on one side complete all as specified and directed. |
| 59 | S&F in replacement MS angle iron, flat,Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers,welding, bending cold or hot,drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint. |
| 60 | S&F in replacement 3.15mm dia MS wire75x75mm mesh , made up into mattress or cages appx 2.00 mtr height and fixed with flate iron /angleby welding in position complete all as specified directed . |
| 61 | M & L for 2 coat of synthetic enamel painting over a coat of red oxide to MS wire fencingincluding preparation ofold surface complete all as specified. |
| 62 | Supply and fill in replacement silica gel in breather oftransformer complete all as directed |
| 63 | Supply and fixing aiuminium pad clamp suitable for 11 KV transformer upto 630 KVA as required on site 6mm to 10mm thick complete all as specified. |
| 64 | S&F in replacement ACB 4 pole, 800 Amp, 50 KA, 415 Volt AC Horizontal draw out type , front operated with Micro processor based LCD protection release for adjustable over current, short circuit and earth fault protection |
| 65 | S&F in renewal on load change over switch open execution of capacity 630 Amps , 4 pole , 415 volt , 50 Hz fixed in any type of existing LT panel/Feeder piller including taking out old existing unserviceable changeover from panels etc complete all as specified and directed. |
| 66 | Material and labour for servicing /testing ofbreaker/control panelincludingCT, PT and relays in control panelof VCB of capacity 1250 /800/630 Amps and rating 11 KVcomplete as details mentioned as under:- (a) Details of servicing of breaker :- (i) Adjustment of mechanism if required. (ii) Clean the circuit breaker to remove dust and dirt. The envelope of the vacuum interrupter and insulating materials shall be wiped with a clean cloth. (iii) Apply a small amount of oil to rotary sections, sliding surfaces, pins, coupling section, etc.use grease for the operating shaft and bearings, and machine oil for other parts. (iv) Check for rust and wear. (v) Check Spring Tension and pitting of the Cluster Contacts. (vi) Visual check for rust and deformation. (vii) Check for loosened bolts and nuts, broken spring washers and snap pins etc. (viii) Check for loosened connections, rust, damaged lead wires. (ix) Check whether the contacts are damaged by arcing. (x) Checking of control circuit & tighten the connections if any. (xi) Check close & trip coil. (xii) Checking of Jaw Contacts Conditions and repair/adjust. (xiii) Replace the jaw contacts,If required. (xiv) Improvement of resistance of epoxy insulator and epoxy body by applying post heated varnish. (xv) Replacement of Dashpot/shock absorbers . (xvi) Replacement ofcarbon brush of spring charging motor |
| 67 | (b) The following test shall be carried out:- (i) Primary Injection Test of CT / PT (ii) Closing & Opening Timing Test for all three poles. (iii) IR Test with megger in open and closed condition. (iv) Contact resistance test for all three poles (v) Closing coil resistance (vi) Tripping coil resistance. (c) Testing of following relays of control panelwith Secondary Injection Kit ,checking andprogramming of relay:- (i) Over current and earth fault relay (d) Testing of followig Aux relay (i) DC Supply supervision relay. (ii) Master trip relay |
| 68 | Supplying ,fixing &testing in replacement master trip relay , 50/24 Volt DC in control panel including wiringcomplete as directed at site |
| 69 | Supplying ,fixing &testing in replacement Trip circuit supervision relay, 50/24 Volt DC in control panel including wiringcomplete as directed at site |
| 70 | Supplying ,fixing &testing in replacementDC supervision relay relay, 50/24 Volt DC in control panel including wiringcomplete as directed at site |
| 71 | Supplying ,fixing , testing ofSF 6 gas pressure supervisionrelay, 50/24 Volt DC in control panel including wiringcomplete as directed at site |
| 72 | Supply, installation and testing in replacementNumerical Relay draw out type in HT 11 KV VCB Panel comprising of new and modern numerical scheme for detecting, indicating and tripping the breaker on faults over-current and earth-fault in any of the three phases, Trip circuit supervision relay, 5% pick up for OC and 5% for EF. The relay shall also have the following features as minimum; (i) Programmable rated current 1A & 5A, (ii) Last 8 fault record & 200 event record with time stamping, (iii) 4 analog CT & 3 PT input, 8DI &8DO, (iv) Communicable on IEC61850 protocol, (v) Disturbance recording upto 300 cycles, (vi) Self supervision function. The relay shall be fully integrated with the feeder, internally capturing feeder statuses if available including Breaker On, Off, Spring Chrgd, Test, Service, AC-Fail,Trip circuit healthy relay, PT supervision, inter panel tripping, Master trip relay, local remote and display the same locally on a built-in LCD screen and suitably labeled status LEDs. Relay shall have facility to locally Trip/Close the breaker as a backup to TNC switch provided separately on the panel. The relay shall be fixed on new 2mm CRCA sheet of matching existing VCB panel color and suitable size covering all blank space formed by removing old mechanical type IDMT relay complete includingassociated wiring and integration with existing HT VCB panel complete all as specified and directed., |
| 73 | Material and labour for Preparation of old painted surfaces of steel by brushing/cleaning stain, greasy spots with thinner, applying two coats of synthetic enamel paint by spray machine on all sides of 11 KV VCB panelincluding writing of MES /SM No and details of feeder as directedby Engr-in-charge on graphic plastic sheetcomplete all asdirected . |
| 74 | Material and labour in replacement Retro Reflective installation sign boards of size 5 feet x 4 feet fabricated out of 16 gauge MS sheet frame duly welded/riveted with MS square pipe of size 25mm x25mm at height 2.00 meter above ground level on stainless steel heavy dutypipe of size 50mmbore embaded 60 CM in PCC 1:2:4 type B 1 block of size 45cmx45cmx60cm including necessary excavation and earth work.The steel portion of the board shall be painted in stove enameled paint and the front & back of the frame shall be overall sheathed with blue colour base painter adhesive tape.The wiriting matter will be in English language on both sides with reflective adhesive painter tapesas directed by Engineer -in-charge. |
| 75 | Supply installation & commissioning in replacement of 24V/40A Float Cum Boost Battery Charger unit includingbattery bank comprising 02 Nos of 12 Volts-100 AH sealed maintenance free battery.The CCCV battery charger consisting ofcopper wound,air cooled transformer, 01 Set single phase full wave bridge rectifier consisting ofdiodes andSCRs, liberally rated mounted on heat sink andcomplete with resistor/condenser network for surge supperssion .During auto float mode automatic changeover shall take place from float mode to boost mode and vice versa, 01 Set of solid state constant potential controller to stabilize the DC output voltage of the float cum boost charger, 01 No electronic controller , DCdigital ammeter,DC digitalvoltmeter, Potentiometer , DC, MCB for reverse battery protection . The charger should have alarm annunciation with visual and audible alarm with manual reset facility forfuse fail alarm. Float cum boost battery charger and DC distribution board shall be housed in powder coated sheet steel cubicle with panels of 1.6mm thickness , louvers for ventilation , gland plate will be provided for cable entry from bottom .The battery charger shall be divided into two compartments.The upper compartment shall house the battery charger & DCDB with all necessary controls. The lower compartment shall be suitable for housing the batteries. Tech specification shall be as under:- |
| 76 | (a) Input working voltage-180 -270 Volts (b) Nominal Input Voltage - 230 V , AC , 50 Hz,1 (c) On load input power factor- > 0.8 (d) On load unit watt efficiencies-> 80% (e) No load losses of complete charge-< 10% (f)Ripple contents on the load (RMS)= 1% to 5% (g) Over load - 110% for 30 minutes and will give visual indication for over load condition. (h) Boost charging - 2.4 V/Cell . (j)Float charging -2.15 V/Cell (k)Float cum boost charging-Automatically changes from one state to another state as per battery condition and will give the visual indication for either float or boost based on charging mode. (l)Reverse polarity -No damage will caused .A visual indication for reverse polarity will appear with an audio alarm. (m)Short circuit-MCB protecton provided. |
| 77 | Supplying ,fixing &testing in replacement PT fuse failure relay, 50/24 Volt DC in control panel including wiringcomplete as directed at site |
| 78 | Supply and fixing mild steel chequered plates Fe410-10-W(Gde-E-250) qualityon cable pit sizes as required on site 6mm to 10mm thick including taking out old unsv RCC duct cover complete all as specified and directed. |
| 79 | Disconnecting HT supply from11 KV ,630AmpsRMU, 9wayand servicing and overhauling of RMU , checking of tripping mechanism , greasing of moving contacts , cleaning of carbon from main contacts , checking of spring tension ,Checking of loosened bolts and nuts, checking of loosened connections, rust, damaged lead wires, checking of spring charging motor , Improvement of resistance of CTs , PT,epoxy insulator and epoxy body by applying post heated varnish completeall as directed and testing on load |
| 80 | Material and labour for checking the existing pressure of SF6 Gas in Gas Chamber of11 KV ,630AmpsRMU, 5/4waybefore fillingand topping up the SF6 gas in the chamber of RMU including supervision of gas filling/topping up process and checking the pressure of gas after filling complete all as directed at site. |
| 81 | Supplyingand fixing in replacement operating mechanism(2PA Mechanism W/O hex Rod) for11 KV ,630AmpsRMU, 5/4way complete all as directed at site by Engr-in -charge |
| 82 | Supply and fixing in replacementcable Boots 11 KV , in630AmpsRMU, 5/4way complete all as directed at site by Engr-in -charge |
| 83 | Supplying and fixing in replacementassociated ring-core cast-resin insulated CTs 100/50/1 -1 Amp , 2.5 VA, 10P10for protectionin11 KV, 630 AmpsRMU complete all as directed by Engr -in -charge |
| 84 | Supplying and fixing in replacementassociated ring-core cast-resin insulated CTs 60/30/1-1Amp , 2.5 VA, 10P10for protection in11 KV, 630 AmpsRMU complete all as directed by Engr -in -charge |
| 85 | Supplying and fixing in replacement 1-Ph (11kV/rt3):110 VAC, 50VA Potentialtransformer in11 KV, 630 AmpsRMU (Ring main unit)complete all as directed by Engr -in -charge |
| 86 | Supplying and fixing in replacement 1-Ph (11kV/rt3):110VAC, 500VA Auxiliary transformer in11 KV, 630 AmpsRMU (Ring main unit) complete all as directed by Engr -in -charge |
| 87 | Suplying and laying as replacement in sub station fixing 3.3 to 11 KV electrical insulation mat of size 5 mtr x 1 mtr x 2.5 mm thick specification as per IS 15652 2006 |
| 88 | Supplying, installation, commissioning and testingof 11 KV Current Transformer (CT`s), indoor type, resin cast epoxy type,of 13.1 KA/Sec having ratio 300/150/5-5 Amps having Core1: Class 5P10, 10VA for protection , Core2: Class 0.5, 10VAfor metering andassociated wiringincluding taking down old UNSV CTs complete all as specified and directed |
| 89 | All as per item No 73 here-in-beforebut having ratio 150/75/5-5 complete all as directed by Engr -in -charge |
| 90 | All as per item No 73 here-in-beforebut having ratio 100/50/5-5 complete all as directed by Engr -in -charge |
| 91 | Supplying and fixingPotential Transformers, Draw-out type in existing HV panel for easy maintenance, 11kV/rt3:110V/rt3, 50VA, Cl.0.5 with associated gun-type HRC fuses and MCBs for HT/LT isolationincluding taking down old UNSVPTs complete all as specified and directed |
| 92 | Supplying, installation, commissioning and testing ofPT unit three phase, three limbs, upto 11 KV draw-out type, resin cast dry type, single ratio having primary voltage 11 KV & secondary voltage 110 volts, 50 VA class-1 including necessary bus bar connections & wiring for meteringincluding taking down old UNSV PTs complete all as specified and directed |
| 93 | S&F LED indication lamp for breaker ON/OFF/TRIP/Breaker Spring Charged/R-Y-B etcfor 11 KV control paneland associated wiring, if reqd,including taking down old UNSV LED indication complete all as specified and directed |
| 94 | Supply and installation Anti-condensation space-heater withThermostatic control in cable andcircuit breaker compartments ofHT switchgears including taking down old UNSV heater complete all as specified and directed |
| 95 | S&Fof vacuum interrupter suitable for400/630/800 amps, 11 KV HT VCB including taking down old UNSV vacuum interrupter complete all as specified and directed |
| 96 | S&Fof isolating contact assembly suitable for400/630/800 amps, 11 KV HT VCB including taking down old UNSV contact assemblycomplete all as specified and directed |
| 97 | S&Fof fixed contact block complete suitable for400/630/800 amps, 11 KV HT VCB including taking down old UNSV contact block complete all as specified and directed |
| 98 | S&F of moving contact block complete suitable for 400/630/800 amps, 11 KV HT VCB including taking down old UNSV moving contact block complete all as specified and directed |
| 99 | S&Fof motor & gear assembly 230V AC suitable for 400/630/800 amps, 11 KV HT VCB, testing & puting on load including taking down old UNSV motoer gear assembly complete all as specified and directed |
| 100 | S&Fof spring gear suitable for 400/630/800 amps, 11 KV HT VCB including taking down old UNSVspring bearing gear complete all as specified and directed |
| 101 | S&Fof closing coilassembly 24 volts DC suitable for 400/630/800 amps, 11 KV HT VCB including taking down old UNSV closing coil complete all as specified and directed |
| 102 | S&F of tripping coilassembly 24 volts DC suitable for 400/630/800 amps, 11 KV HT VCBincluding taking down old UNSV tripping coil complete all as specified and directed |
| 103 | Supply and fix close/trip coil 24V DC for 11 KV HT VCB of capacity 400/630/800 Amps capacity including taking down old UNSV close/trip coilcomplete all as specified and directed |
| 104 | S&F of panel door locksuitable for 400/630/800 amps, 11 KV HT VCB including taking down old UNSV panel ddor lock complete all as specified and directed |
| 105 | Supplying & Fixingauxillary switch (7 No + 7NC) suitable for 400/630/800 amps, 11 KV HT VCB including taking down old UNSV auxillary contactcomplete all as specified and directed |
| 106 | Supply and fixT&C Switch for Breaker ON/OFF purpose in HT 11 KV VCB panel including associated wiring, if reqd, for proper functioning of switch including taking down old UNSV T& C switch complete all as specified and directed |
| 107 | Supplying & Fixingsupport rod with screwssuitable for 400/630/800 amps, 11 KV HT VCB including taking down old UNSVsupport road with screw complete all as specified and directed |
| 108 | Supplying & Fixing support insulatorsuitable for 400/630/800 amps, 11 KV HT VCB including taking down old UNSV support insulator complete all as specified and directed |
| 109 | Supplying & Fixingupper connector suitable for 400/630/800 amps, 11 KV HT VCB including taking down old UNSV upper connector complete all as specified and directed |
| 110 | Supplying & Fixinglowerconnectorsuitable for 400/630/800 amps, 11 KV HT VCB including taking down old UNSV lower connector complete all as specified and directed |
| 111 | Supply & fix ofset of 6 Nos fixed arcing contacts suitable for 400/630/800 amps, 11 KV HT VCBincluding taking down old UNSVfixed arching contact complete all as specified and directed |
| 112 | S&F Caution plate “CAUTION MEN AT WORK of size 40cmx15cmmade out of white acrylicsheet withRed coloured glow tape including taking down old UNSV caution plate complete all as specified and directed |
| 113 | S&Fof HRC fuse of capacity 20 Amps for VCB including taking down old UNSV PTs including taking down old UNSV HRC fusecomplete all as specified and directed |
| 114 | S&F ofMCB20 to 32 Amps DP including taking down old UNSV MCBscomplete all as specified and directed |
| 115 | S&FofDigital Ampmeter (CT secondary site selectable 5A) for 11 KV VCB Control Panel including taking down old UNSV meter complete all as specified and directed |
| 116 | S&F ofDigital Voltmeter Secondary voltage 110 V for 11 KV VCB Control Panel including taking down old UNSV meter complete all as specified and directed |
| 117 | Supply and Installation ofLT CT operated Trivector Meter with the following specifications:- (a) Meter Type:LT 3 Phase 4 Wire Electronic Tri vector Meter (b) Standard: IS 13779:1999 / CBIP 88 (c) Accuracy: Class 0.5 (d) Voltage and Current rating:- (i) Reference Voltage - 3x240 V (ii) Basic Current (Ib)- 5 A (iii) Maximum continuous current (Imax) - 10 A (e) Rated Frequency (variation) - 50Hz (±5%) (f) Power consumption:- (i) Voltage circuit: Less than 1.5 W and 10 VA per Phase at reference voltage, reference temperature and reference frequency (ii) Current circuit: Less than 1 VA per phase at basic current, reference frequency and reference temperature (g) Display type: 8 digit 7 segment backlit LCD display, not less than10 mm character height (h) Display in the event of Power Failure: Internal battery back-up for LCD display (j)Communication port: (i) Galvanically isolated Optical Communication port for data transfer through either CMRI or remote device or both is provided (ii) RS 485 for DLMS protocol (iii) Energy recording - Unidirectional |
| 118 | Supplying and installation in replacement factory made and tested (including CPRI type tested certified panel) TimerPanel board ,cubical , out door type , plate form mounted, suitable for 415 volts, 3 phase, 4 wire, 50 HZAC supply system . The panel shall be dust and vermin proof. IP-65 class protection and shell be made of 3.15 mm CRCA MS sheet, and minimum32x32x5mm thick MS angle iron frame work,powder coated finish over one coat of red oxide primer on outside surface and painted inside with two coats of red oxide primer, frontopening type,closing locking arrangement including power wiring with 10 Sqmm PVC insulated solid, copper conductor FRLS cable, IS-694 marked,1100 volts gradeand internal wiringwith 1.5 Sqmm copper conductorand comprising of the following:- (i)MCCB 3 pole , 32Amps,50 Hz,415 Volts, 16 KA, with thermal magneticrelease - 01 Nos (ii) 3 Pole power contractor, type MNX 110 having 2 NO +2 NC contacts -01 ( iii)Analog Time switch , 240 Volt AC , 50 Hz-01 No (iv) Auto /manual selector switch -10 No (v) Aluminium bus bar 100 Amps, 4 strip 3 phase and neutral 415 volts, 50 Hz, duly insulated with heat shrinkable PVC sleeves- 01 Set Platform for the timer panel with PCC 1:4:8 type D-2 with 40 mm graded crushed stone, 15 cm thick in foundation, brick work in CM 1:6 with sub class "B", old size bricks, rendering 15 mm thick in CM 1:6 on exposed surfaces and 100 mm thick PCC padding 1:3:6, type C-1 using 20 mm graded crushed stone aggregate on top and grouting bolts etc for panel.The platform shall be such that it is of a height 45 cm above the nearest road level. |
| 119 | Supply only in replacement of old unserviceableBlower having volumetric flow rate 4 to 5 cum/min, 230 Volt , 50 Hz, complete all as specified and directed. |
| 120 | Supply and fix in replacement Digital Multifunction Transducer/Meter (Accuracy class 0.5) with LCD/LED display for measurement of current, voltage, power, power-factor, energy parameters, Total Harmonic Distortion and Maximum Demand Indication etc and shall have RS-485 port for communication of data on Modbus protocol including associated wiring using 1.5 Sqmm FRLS copper wire complete all as specified and directed. |
| 121 | Supply and fixing in replacement of Halogen light fittings including fitting of capacity 1000 Wattcomplete all as specified and directed. |
| 122 | Supply and fixing in replacement of Halogen lamp 1000 Watt for existing Halogen light fittings complete all as specified and directed. |
| 123 | Note : contractor should procure and provide 50 % of the material as listed above within 15 days of the placing of work orderand shall be verified by the Eng-in-charge |
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