Repair and maintenance transformers VCB OCB RMU Battery Charger Relay and connected items at Carriapa Vihar 105 TA 1 WEC EETSU DAS Polo Ground Todapur Kandhar Line EME Workshop Lorry Road P H RR Colony 19 P F BD Coy in the area of AGE U

Amount

Disconnecting electrically and mechanically outdoor transformers upto 630 KVA capacity, lowering down from 4/6 pole structure carefully for major/minor repairs complete all as specified and directed.

Disconnecting electrically and mechanically indoor/outdoor transformers inside the substation or outdoor type on outside plinth upto 630 KVA capacity, carefully for major/minor repairs complete all as specified and directed.

M&L lifting 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.

M&L labour for alternative arrangement by hiring, transportation of transformer of capacity upto 250 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 specifed and directed. Note : (i) Repairing of transformer have to be completed within 15 days no extra cost will be paid toward hiring charges beyond 15 days . Moreover contractor shall not be allowed to shift the hired transformer until it is replaced by the repaired transformer . In case any fault /burning /peeling of painting and any other defects occured in hired transformer the contractor shall have to made good himself from his own expenses. (ii) Contractor should check the available infrasturcture and to be sure regarding safety of hired transformer before installation . The rete quoted is deemed to be include transportation cost, earthing lead etc. (iii) In case the defective transformer not repaired & installed on its site within the specified period of 15 days from the date of handing over to contractor a panelty recovery @ Rs 1000 /- per day will be charged from his dues. During this period contractor shall not be allowed to shift the hired transformer until it is replaced by the repaired transformer . No extra cost beyond 15 days will be paid to contractor on this account.

All as per item No 4 here-in -before but capacity of transformer 315 to 630 KVA.

Taking out the unserviceable copper winding from transformer of capacity upto 250 KVA after opening top cover, and carrying out the following work complete 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.

All as per item No 6 here-in -before but capacity of transformer 315 to 630 KVA.

(a) Repairs to the transformer of capacity upto 250 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 .

(b) M& L for transportation 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 2026 (Part I) -1977 shall be carried out at repairing workshop/manufacturer having NABL Lab accredition and valid calibration of test equipments and shall submit MOU with any repairing workshop/manufacturer as per format attached along with quoted tender, bid shall be rejected in case of non submission of MOU/MOU from non qualified repair workshop/manufacturer : (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. Note :-HT/LT leg coils copper wire/strip and transformer oil required shall be measured and paid separately under relevant items of this Schedule here-in-after as supply only.

All as per item No 8 here-in -before but capacity of transformer 315 to 630 KVA.

Supply only HT coils with super enamelled copper wire /DPC of high quality duly matching with the existing guage and impedance.

Supply only LT coils with super enamelled copper wire strip/DPC of high quality duly matching with the existing guage and impedance.

M&L for ON load Centrifuging and dehydration including filteration 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 capacity and 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 No 13 here-in -after as supply only.

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

Supplying and fixing in replacement, Porcelain Transformer bushing on LT (440 Volt) side, including brass stems conical bush and gasket after disconnecting electrically and mechanically for indoor/outdoor transformer of capacity upto 160 KVA and re-connecting electrically and mechanically, testing complete 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 of pad type bus bar almuminium of approppiate size /capacities of transformers with nut bolt & washers.

All as per Serial item No 14 here-in-before but capacity 200 KVA to 315 KVA

All as per Serial item No 14 here-in-before but capacity 400 KVA to 630 KVA

Supplying and fixing in replacement, Porcelain Transformer bushing on HT (11 KV) side, including brass stems conical bush and gasket after disconnecting electrically and mechanically for indoor/outdoor transformer of capacity upto 160 KVA and connecting electrically and mechanically, testing complete 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 connections.

All as per Serial item No 17 here-in-before but 200 KVA to 315 KVA

All as per Serial item No 17 here-in-before but 400 KVA to 630 KVA

Supplying and fixing in replacement, all unserviceable gasket after disconnecting electrically and mechanically for indoor/outdoor transformer of capacity upto 160 KVA and re-connecting electrically and mechanically, testing complete 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 etc.

All as per Serial item No 20 here-in-before but 200 KVA to 315 KVA

All as per Serial item No 20 here-in-before but 400 KVA to 630 KVA

Supplying and fixing in replacement, Silica Gel Breather assembly including vent pipe and Silica Gel for indoor/outdoor transformers, capacity upto 160 KVA complete all as specified and directed.

All as per Serial item No 23 here-in-before but capacity 200 KVA to 315 KVA

All as per Serial item No 23 here-in-before but capacity 400 KVA to 630 KVA

Supply and fixing Thermometer of transformer upto capacity 630 KVA complete all as specified and directed.

Material & Labour for painting of transformer installed on plinth/4/6 pole structures at various site of capacity upto 200 KVA with existing colour, with spraying machine, after cleaning, preparation of outer surface of transformer, including writing of SM No, MES and capacity of transformer complete all as specified and directed.

Material & Labour for painting of transformer installed on plinth/4/6 pole structures at various site of capacity 250 to 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 transformer complete all as specified and directed.

Earthing complete in replacement with 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 2.5m below normal ground level, connected to galvanized iron strip 32X6 mm by means of electric arc welding of galvanised iron or steel as shown in electrical plate 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.

Supply and fix in replacement air break switch gang operated tripple pole mechanically operated mechanism, switch air break gang operated mounted on 15 Nos insulator and steel frame with operating rod of 25 mm bore GI Pipe and locking arrangements worked from ground level for current rating 200 Amps, HT 11 KV grade including drop out fuses and necessary silver coper coating jumpers and making all electrical connections complete.

Material & Labour for replacement of jumper/bus bar made of ACSR conductor of existing size on HT Four/Six pole structure having 2/3 incoming/outoing feeder including bus bar with PVC sleeve , lugs , nut bolts and washers complete all as directed.

All as per Serial item No 31 here-in-before but 4/6 incoming/outoing feeder

M & L for 2 coat of aluminium painting over a coat of red oxide to steel surfaces of HT 4/6 pole sturcture (Angle Iron/MS channel /MS clamp etc) including preparation of old surface complete all as specified.

M & L for cutting and removing grass, vegetation bushes etc from surrounding 4 pole/6 pole HT structure , outside area of HT/LT installation and removing all rubbish to a distance not exceeding 50 m as directed.

Material and labour for sprading of stone aggregate of nominal size not more than 25 mm under 4/6 pole structure /surounding area of outdoor transformer manually without damaging any equipments, cable or parts , spreading & levelling of finished gravel uniformaly in layers n. ecc. 15 cm thick watered and rammed to true surface all as specified and directed

Disconnecting electrically & mechanically outdoor transforemrs upto 630 KVA capacity, lowering down/getting out from existing plinth 4/6 pole sturucture carefully for repairing /making of plinth of transformer and re- 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 for hydra , men power, and other items required for temp energization of transformer. (b) Plinth work shall be measured and paid separetely under items of sch of work here-in -after.

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in any type of soil (soft/losse soil) for foundation of transformer etc and getting out and levelling of bottom suface to required level all as specified and directed by Engineer- in- Charge.

Returning filling in,.Including spreading, levelling,. Watering and well ramming soil in layers not exceeding 25 cm thick all as specified and directed.

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.

M&L for Sand filling/soil filling under floors or in foundations including watering and consolidation complete all as specified and directed .

S&F 100 mm bore GI Pipe light grade with necessary accessories/ fittings for cable protections complete all as directed at site.

M&L Brick work with sub-class 'B' bricks, straight or curved on plan exc 6 m mean radius, built in cement mortar 1:6 complete as specified and directed.

M&L Rendering 15mm thick on fair faces of brick work or concrete surfaces in cement mortar (1:4) finished fair and even without using extra cement complete as specified and directed.

M & L for PCC 1:3:6 type C-2 (using 40 mm gradded aggregate) for foundation, filling and mass concrete etc complete all as specified and directed .

M & L for cement concrete type B-1, 1:2:4, 50 mm thick (using 20 mm gradded aggregate) for floors and paving etc complete all as specified and directed.

S&F 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 aluminium paint.

S&F 3.15mm dia MS wire 75x75mm mesh , made up into mattress or cages appx 2.00 mtr height and fixed with flate iron /angle by welding in position complete all as specified directed .

M & L for 2 coat of synthetic enamel painting over a coat of red oxide to MS wire fencing including preparation of newly surface/old surface complete all as specified.

Supply and fill in replacement silica gel in breather of transformer complete all as directed

M&L in replacement 32x6mm galvanised iron strip for earth continuity conductor for earthing of transformer , GOD , 4/6 pole , structure etc complete all as directed at site.

M&L for Repairs/maintenance of 11KV HT VCB/OCB Panel including bus couplor of any type, size and capacity complete including the following :- (a) Taking out 11KV HT VCB/OCB of 400/630/800 Amps rating trolley from HT Panel after switching off electric supply, checking of mechanical system for proper functioning of upward/downward movement of HT VCB trolley including opening the VCB & checking the quality of insulating. Cleaning & servicing the fixed/moving contact & blowing out dust from bus bar chamber, spout gear mechanism and applying the proper lubrication/greasing and reassembling the VCB connection, testing, commissioning and putting on load complete all as directed. (b) Taking out all types of relay from HT 11KV VCB panel and cleaning the contact and adjust the contact. Testing & Calibration and setting of all type of relay i.e. Numerical Relay, master tripping relay, Over current & earth fault relay, DC supply supervision relay, PT fuse failure relay with testing kit & proper plug setting as per reqd load & time delay and fixing the relay set in HT panels complete all as specified and directed by Engr-in-Charge.

Supply, installation and testing of Numerical 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, 8 DI & 8 DO, (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 including associated wiring and integration with existing HT VCB panel complete all as specified and directed.

Supply, installation and testing of Numerical 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 input, 8 DI & 8 DO, (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, DC supervision relay, Trip circuit healthy relay, 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 including associated wiring and integration with existing HT VCB panel complete all as specified and directed.

Supply and fix in replacement Digital Multifunction Meter (Acc.Cl.0.5) shall be provided with LCD display for measuring current, voltage, power, power-factor and energy-parameters, Total Harmonic Distortion and Max. Demand Indication, same shall be communicable on ModBus via RS485 port.

Supply installation & commissioning in replacement of 24V/40A Float Cum Boost Battery Charger unit including battery bank comprising 02 Nos of 12 Volts-100 AH sealed maintenance free battery. The CCCV battery charger consisting of copper wound, air cooled transformer, 01 Set single phase full wave bridge rectifier consisting of diodes and SCRs, liberally rated mounted on heat sink and complete 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 , DC digital ammeter , DC digital voltmeter, Potentiometer , DC, MCB for reverse battery protection . The charger should have alarm annunciation with visual and audible alarm with manual reset facility for fuse 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:-

(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. Make of battery charger. Statcon/Sinetrac/Amar Raja Make of batteries. Exide/Amaron/Okaya

Supplying, installation, commissioning and testing in replacement of 11 KV Current Transformer (CT`s), indoor type, resin cast epoxy type, of 13.1 KA/Sec having ratio 400/200/5-5 Amps having Core1: Class 5P10, 10VA for protection , Core2: Class 0.5, 10VA for metering including associated wiring complete all as specified and directed

All as per item No. 56 here-in-before but having ratio 300/150/5-5

All as per item No 56 here-in-before but having ratio 150/75/5-5

All as per item No 56 here-in-before but having ratio 100/50/5-5

All as per item No 56 here-in-before but having ratio 60/30/5-5

Supplying, installation, commissioning and testing in replacement of PT 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 metering complete all as specified and directed .

S&F in replacement of LED indication lamp for breaker ON/OFF/TRIP/Breaker Spring Charged/R-Y-B etc for 11 KV control panel including associated wiring, if reqd, complete all as specified and directed.

Supply and installation in replacement Anti-condensation space-heater withThermostatic control in cable and circuit breaker compartments of HT switchgears complete all as specified and directed.

S&F in replacement of vacuum interrupter suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

S&F in replacement of isolating contact assembly suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

S&F in replacement of fixed contact block complete suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

S&F in replacement of moving contact block complete suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

S&F in replacement of motor & gear assembly 230V AC suitable for 400/630/800 amps, 11 KV HT VCB including testing & puting on load complete all as specified & directed.

S&F in replacement of spring bearing gear suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

S&F in replacement of closing coil assembly 24 volts DC suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

S&F in replacement of tripping coil assembly 24 volts DC suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

Supply and fix in replacement close/trip coil 24V DC for 11 KV HT VCB of capacity 400/630/800 Amps capacity all as specified and directed.

S&F in replacement of panel door lock suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

Supplying & Fixing in replacement auxillary switch (7 No + 7NC) suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

Supply and fix in replacement T&C Switch for Breaker ON/OFF purpose in HT 11 KV VCB panel including associated wiring, if reqd, for proper functioning of switch complete all as specified and directed.

Supplying & Fixing in replacement support road with screws suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

Supplying & Fixing in replacement support insulator suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

Supplying & Fixing in replacement upper connector suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

Supplying & Fixing in replacement lower connector suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

Supply only set of 6 Nos fixed arcing contacts suitable for 400/630/800 amps, 11 KV HT VCB complete all as specified and directed

S&F Caution plate “CAUTION MEN AT WORK of size 40cmx15cm made out of white acrylic sheet with Red coloured glow tape.

S&F in replacement of HRC fuse of capacity 20 Amps for VCB complete all as specified and directed

S&F in replacement MCB 20 to 32 Amps DP

S&F in replacement of Digital Volt meter Secondary voltage 110 V for 11 KV VCB Control Panel.

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 duty pipe of size 50mm bore 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 tapes as directed by Engineer -in-charge.

M&L in replacement 32x6mm galvanised iron strip for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in pipe or any other indicated situation for loop earthing etc complete all as specified and directed.

S&F and installation battery 12 volts,100 AH, dry type in replacement of old unserviceable battery in battery charger with suitable size of new copper battery terminal and lugs and initialy charging, commissioning and testing complete.

Supply and fix 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 of following size :-

95 Sqmm 3 core.

120 Sqmm to 185 Sqmm, 3 core.

240 Sqmm to 300 Sqmm 3 Core

Supply and fix Cable 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 of following size :-

95 Sqmm 3 core.

120 Sqmm to 185 Sqmm, 3 core.

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

Supply and fixing in replacement of Halogen flood light fittings of capacity 1000 Watt complete all as specified and directed. Make Havells/Bajaj 1000 Watt

Supply and fixing in replacement of Halogen lamp 1000 Watt for existing Halogen light fittings complete all as specified and directed. Make Havells/Bajaj 1000 Watt

Disconnecting HT supply from 11 KV, 630 Amps RMU, 7/3 way and servicing and overhauling of RMU, checking of tripping mechanism, greasing of moving contacts, cleaninng of carbon from main contacts, checking of spring tension, checking of loosened bolts and nuts , checking of loosened connections, rust, damaged, lead wire, checking of spring charging motor, improvement of resistance of CTs, PT, epoy insulator and epoxy body by applying post heated varnish complete all as directed and testing on load.

M&L for checking the existing pressure of SF6 Gas in gas chamber of 11 KV, 630 Amps RMU, 7/3 way before fillling and topping up to 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 specified and directed by Engr-in-Charge.

Supply & fixing in replacement of cable boost 11 KV in 630 Amps RMU, 7/3 way complete all as specified and directed by Engr-in-Charge.

Supplying and fixing in replacement associated ring-core cast-resin insulated CTs 50/1 Amps 2.5 VA 10P10 for protection in 11 KV, 630 Amps RMU (Ring main unit) complete all as specified and directed.

Supplying and fixing in replacement associated ring-core cast-resin insulated CTs 50/1 Amps 2.5 VA Class 1 for protection in 11 KV, 630 Amps RMU (Ring main unit) complete all as specified and directed.

Supplying and fixing in replacement associated ring-core cast-resin insulated CTs 100-50/1 Amps 2.5 VA 10P10 for protection in 11 KV, 630 Amps RMU (Ring main unit) complete all as specified and directed.

Supplying and fixing in replacement associated ring-core cast-resin insulated CTs 100/1 Amps 2.5 VA Class 1 for protection in 11 KV, 630 Amps RMU (Ring main unit) complete all as specified and directed.

Supplying and fixing in replacement 1-Ph (11 Kv/rt3) : 110 VAC, 50 VA Potential transformer in 11 KV, 630 Amps, RMU (Ring main Unit) complete all as specified and directed.

Supplying and fixing in replacement 1-Ph (11 Kv/rt3) : 110 VAC, 5000 VA Potential transformer in 11 KV, 630 Amps, RMU (Ring main Unit) complete all as specified and directed.

Supply and fixing of CRCA MS sheet of 2 mm thick on 11 KV VCB panel, fixing of acessories i.e. suitable size of hinges, nuts, bolt, washer , cutting and welding works etc & applying two coats of synthetic enamel paint by spray machine, inckuding dismantling of old inserviceable panel door from control panels complete all as directed at site.

Materials and labour for welding of 11 KV VCB panel door including supplying and fixing of hinges sliding bolt etc complete all as directed at site.

Material and labour for prepatation of old painted surfaces of steel by brusing/cleaning stain, greasy spots with thinner, applying two oats of synthetic enamel paint by spray machine on all sides of 11 KV VCB panel including writing of MES/SM No and details of feeder as directed by Engr-in-charge on grphic plastic sheet complete all as directed .

Supplying and fixing mild steel cheuered plates Fe410-W (Gde-E-250) quality on cable duct cit sizes as required on site 6mm to 10 MM thick including taking out of old unserviceable RCC duct cover complete all as specified and directed.

Supplying and fixing in replacement LED flod light fitting of following size complete all as specified and directed by Engr-in-charge :-

50 Watts

60 Watts

Note : contractor should procure and provide 50 % of the material as listed above within 15 days of the placing of work order and shall be verified by the Eng-in-charge

ALLIED CONSTRUCTION

Rajindera Enterprises

mayur enterprises

Vijay Electricals

M/s Sohanil Construction

BLUE HILL ELECTRICAL AND ELECTRONICS

Buddham Builders

Microsys Controls India