REPAIR REPLACEMENT OF HT LT CABLES REPAIR TO CAPACITOR AND OVERHAULING CALIBRATION FILTRATION OF HT LT EQUIPMENT AND REPAIR MAINTENANCE OF DG SETS AT OUT LAYING AREAS UNDER GE NW NOFRA COLABA MUMBAI 2ND CALL

Amount

Testing of dielectric strength of transformer oil of indoor type transformer, 11KV/433 volt, filtration of transformer oil by passing through filtration plant to remove moisture, impurities and improving di-electric strength to above 40 KV for 1 minute including new transformer oil for topping up & testing after filtration complete all as specified and directed by Engineer In Charge. (Note: Transformer oil will be measured & paid seperately.)

Material and labour for Removing old burnt Transformer oil and Supply and topping of transformer oil with 50KV di-electric strength complete all as specified and directed by Engineer In Charge. Make: Power /Asian/Savita/Electric or as approved by GE.

Material and labour for Dismantling of Damaged Breather and Supply and fixing in repair of breather with 500 Grams silica gel of indoor type transformer 250KVA to 750 KVA all as specified and directed by Engineer-in-Charge.

Material and labour for Dismantling of Damaged thermometer and Supply and fixing in repair of thermometer(oil temperature gauge) for indoor type transformer, all as specified and directed by Engineer -in -Charge.

Material and labour for Spray Painting of Transformer of following capacity,indoor type with Two coats of synthetic enamel paint over a coat of red oxide primer after cleaning, scraping, and filling of cavities complete and all as specified and directed by Engineer-in-charge.

Transformer 630KVA/750 KVA ,11KV/433Volt & above

Transformer 250KVA to 500 KVA ,11KV/433Volt.

Material and labour for Servicing/Repairing of Transformer by disconnecting of LT and HT cable carefully from Transformer and draining out transformer oil, dismantling transformer top cover and dismantling of 4Nos LT bushing and 3Nos of HT bushing including necessary tools and plant for removal of sediments,carbon deposits at bottom of transformer tank, on core,on winding etc cleaning with new transformer oil including cleaning of oil tank and attending leakage problem with oil seal and all gaskets and re assembling complete all as specified and directed by Engineer In Charge. (Note : New Transformer oil and spare parts will be measured and paid separatley excluding oil seal)

Transformer 630KVA/700 KVA ,11KV/433Volt

Transformer 250 KVA to 500 KVA ,11KV/433Volt

Material and labour for replacing Burnt out Studs and bushing with nuts of any material by providing new copper alloy stud with nut,washers and bushing on HT Side complete all as specified and directed by Engineer In Charge for following capacity transformers:-

Transformer 630KVA/750 KVA ,11KV/433Volt & above

Transformer 250KVA to 500 KVA 11KV/433Volt

Material and labour for replacing Burnt out Studs and Bushing with nuts of any material by providing new copper alloy stud with nut,washers and bushing on LT Side complete all as specified and directed by Engineer In Charge for following capacity transformers:-

Transformer 630KVA/750 KVA ,11KV/433Volt & above

Transformer 250KVA to 500 KVA 11KV/433Volt

Dismantling of old damaged Cooling Fins and Supply and fix cooling fins of transformer of capacity 630/700 KVA as per manufacturer's specifications and standard practice complete all as specified and directed by Engineer In Charge

Material and labour for loading into truck of faulty Transformer of capacity 250 KVA to 630 KVA with the help of Crane and shifting from site to factory premises and unloading complete all as specified and directed by Engineer In Charge

Material and labour for loading into truck of Transformer capacity 250KVA to 630KVA after carrying out the repair with the help of Crain and shifting from factory premises to site and unloading and shifting it inside the sub station and connecting all HT and LT cable connections and earthing connections complete all as specified and directed by Engineer In Charge

Material and labour for Dismantling the Core and taking out along with windings and cleaning oil tank of transformer 250 to 630 KVA, 11KV/415Volts and removing sludges from tank as per manufacturers specifications and standard practice complete all as specified and directed by Engineer In Charge. (Note: Transformer Oil will be measured and paid seperately).

Material and Labour for Dismantling the faulty HV winding carefully from transformer of any type and capacity11KV/433Volts from core and rewinding the HV winding with suitable size of insulated copper wire as per manufacturers specifications and standard practice complete all as specified and directed by Engineer In Charge.

Material and Labour for Dismantling the faulty LV winding carefully from transformer of any type and capacity,11KV/433Volts from core and re winding the LV winding with suitable size of insulated copper wire and as per manufacturers specifications and standard practice complete all as specified and directed by Engineer In Charge.

Material and labour for reinsulating the HV winding with DPC insulation and as per manufacturers specifications and standard practice complete all as specified and directed by Engineer In Charge

Material and labour for reinsulating the LV winding with DPC insulation and as per manufacturers specifications and standard practice complete all as specified and directed by Engineer In Charge

Material and labour for refixing the core and windings assembly with insulating material and hardware of Transformer of any capacity and type,11KV/433Volts in to the oil tank with suitable fixing arrangements and re connecting HV and LV internal connections to HV and LV bushings and replacing gaskets of bushings,bottom and top valve, top cover, conservator and replacing silica gel breather and fixing top cover with conservators and reassembling all parts respect to original position and refilling of new transformer oil and filler to achieve the BDV Values and testing as per manufacturers specifications and standard practice complete all as specified and directed by Engineer In Charge (Note: transformer oil will be measured & paid seperately)

Disconnecting and dismantling the existing indoor type, 11 KV horizontal draw out type VCB trolly of rupturing capacity 250/350 MVA, 400/630/800 /1000Amps from location and repair /overhauling and carrying out with the following activities as mentioned below complete all as specified and directed by Engineer-in-Charge. (Note: spare parts will be measured & paid seperately.)

(i) Inspecting / overhauling of manual / motorised spring drive mechanism by checking mechanism, motor and gear assembly, big gear assembly, stop bolt assembly, main shaft interlocking assembly, closing spring assembly, small cam with screw,motor cut -off limit switch, butter fly swich assembly and apply multi grease lubricant to function smoothly. (ii) Inspecting / overhauling of tripping assembly,earthfault release assembly, tripping coil, auxiliary switch and checking of electrical wiring system. (iii) Inspecting / overhauling /cleaning and inspecting through insulators, vacuum interuptors by carbon cleaner solution and apply dry graphite conductive sealant for electrical contacts to avoid carbon deposits on contact surfaces. (iv) Assembling all items/components parts to the respective postion & testing the breaker with High Voltage(DC) and meggering before and after high voltage test complete all as specified and directed by Engineer In Charge.

Material and labour for painting of HT VCB capacity 250/350MVA,11KV, 400/630/800Amps, with one coat of synthetic enamel paint over a coat of red oxide primer after cleaning, scraping, and filling of cavities for out side surface complete all as specified and directed by Engineer In Charge

Material and labour of Opening the bus -bar chamber,CT chamber, PT Chamber and Meter chamber of HT 11KV, panel board and to carry out following activities as mentioned below complete all as directed and specified by Engineer-in-Charge. (Note: spare parts shall be measured & paid seperately.) :-

Material and labour for Testing /Overhauling and secondary injection of over current earth fault relays/release on each multiple setting readjustment by artificial load complete all as specified including testing complete all as specified and directed by Engineer In Charge

Dismantling, overhauling and testing Potential transformer capacity 11 KV / 110 volts AC and replacement of worn out spares such as contacts, bushing, control wiring fibre plates, gaskets , transformer oil and applying multi grease to the mechenical parts & dry graphite conductive sealant to contacts etc & re-assembling the same and commissioning complete all as specified and directed by Engineer-in-Charge. (Note : Spare parts and oil will be measured and paid seperately)

Material & Labour for repairs/ Overhauling/Servicing to Existing LT electric panels Indoor type of each Transformer by taking shut down from appropiate authority including following activities (i) Tightning the loose connections and cleaning inside/out side complete replacing all cable glands,thimbles and lugs as per the size of existing cable, applying petroleum jelly on the contactors ,providing new insulation tape to bus bars, repair to broken /hanging doors by fixing hinges or welding the door to make it servicable, spray painting (silver colour) / powder coating and testing the entire panel board after the completion of servicing up to the satisfication of Engr-in-charge complete all as specified and directed by Engineer In Charge. (Note : MCCB,ACB, measured and paid separately under relevant items of this schedule.)

(i) Cleaning inside the panel and all incoming and out going feeders i.e including MCCB/SFU/Changeover switches/Contactors/ ACB,s thoroughly with help of Vaccum Cleaner. (ii) Checking the loose connections of incoming and out going feeders and rectify the same with help of new GI nut bolts and washers. (iii) Replacing the burnt out colour coated PVC Sleeve of main and fedders bus with appropriated size of New PVC heat shrinkable sleeves -01Job. (iv) Replacing Burnt out Voltmeters/Ammeters/Indicating Lamps/Hrc Fuses.(Note: New items will be measured and paid separatly)-01Job. (v) Replacing burnt out control wiring of Ammeter/Voltmeter/Indicating lamps and CT'switch 2.5/1.5Sqmm copper single core,1100V grade copper conductor cable- 01Job. (vi) Replacing Burnt out Bus Bar of incomming and out going feededs with appropriate size new bus bar (Copper/Aluminum) -01Job( Note : Bus Bar will measured and paid separately) (vii) Replacing Burnt out Insulators of incoming and out going feeders with appropriate size new Insulators -01Job( Note : Insulators will measured and paid separately)

Material and Labour for Attending Faults/Trippings and rectifying /repairing the faults in HT Panels Boards/Cable Connections including HT insulating Tapes/Nut bolts complete all as specified and directed by Engineer In Charge. Note : Spare Parts.will be measured and paid separately)

Material & Labour for repairs/ Overhauling/Servicing to Existing LT electric panel by taking shut down from appropriate authority including following activities (i) Tightning the loose connections and cleaning inside/out side complete replacing all cable glands,thimbles and lugs as per the size of existing cable, applying petroleum jelly on the contactors ,providing new insulation tape to bus bars, repair to broken /hanging doors by fixing hinges or welding the door to make it serviceable, spray painting (silver colour) / powder coating and testing the entire panel board after the completion of servicing up to the satisfication of Engr-in-charge complete all as specified and directed . (Note: The tenders quoted rate per unit shall deemed to be inclusive of taking out burnt ACB/ MCB/MCCB/Voltmeter /Ampermeter/CT/LED lamps of any type and description etc and refixing the same,which shall be measured and paid as supply only under relevant items of this schedule.)

(i) Cleaning inside the panel and all incoming and out going feeders i.e including MCCB/SFU/Changeover switches/Contactors/ ACB,s thoroughly with help of Vaccum Cleaner. (ii) Checking the loose connections of incoming and out going feeders and rectifying the same with help of new GI nut bolts and washers (iii) Replacing the burnt out colour coated PVC Sleeve of main and fedders bus with appropriate size of New PVC heat shrinkable sleeves -01Job (iv) Replacing Burnt out Voltmeters/Ammeters/Indicating Lamps/Hrc Fuses.(Note: New items will be measured and paid separatly)-01Job (v) Replacing burnt out control wiring of Ammeter/Voltmeter/Indicating lamps and CT'switch 2.5/1.5Sqmm copper single core,1100V grade copper conductor cable- 01Job (vi) Replacing Burnt out Bus Bar of incomming and out going feeders with appropriate size new bus bar (Copper/Aluminum) -01Job( Note : Bus Bar will measured and paid separately) (vii) Replacing Burnt out Insulators of incomming and out going feededs with appropriate size new Insulators -01Job( Note : Insulators will measured and paid separately) (viii) Re welding of Doors with new hinges

Supply & fixing Aluminium Bus Bar strips, of any size, for extention of MCCB terminals for cable terminations, inside the cable alley of LT panel board, duly supported on the FRP / DMC support insulators including necessary drilling / bending to obtain required shape and size complete all as specified and directed by Engineer In Charge. Note :- (a) Size of the strip shall be determined depending upon the current carrying capacity of the individual outgoing MCCBs. (b) Overall length of the strip shall be measured and paid after necessary conversion into weight. (c) Cost of drilling / bending / Grinding of the strips at site as required shall be included in the unit rate quoted. No extra payment shall be admissible on that account. (d) Bolts, Nuts etc shall be measured and paid separately under respective items.

Supply & fixing Copper Bus Bar strip, of any size, for extention of MCCB terminals for cable terminations, inside the cable alloy of LT panel board, duly supported on the FRP / DMC support insulators including necessary drilling / bending to obtain required shape and size complete all as specified and directed by Engineer In Charge. Note :- (a) Size of the strip shall be determined depending upon the current carrying capacity of the individual outgoing MCCBs. (b) Overall length of the strip shall be measured and paid after necessary conversion into weight. (c) Cost of drilling / bending / Grinding of the strips at site as required shall be included in the unit rate quoted. No extra payment shall be admissible on that account. (d) Bolts, Nuts etc shall be measured and paid separately under respective items.

Supply and fixing of suitable type and size FRP / DMC bus bar support insulator (Bridge Insulator) for fixing the extended aluminium bars, for cable terminations, duly fixed in the body of the panel board by and including galvanized steel bolts , nuts, washers etc.and necessary drillings, in the panel body,complete all as specified and directed by Engineer In Charge.

Material and labour for repairing of Capacitor (APFC ) panel of 100KVAR to 250KVAR and to carryout repairs as (i)Dismantling of Power contactor,TP,415Volts and auxiulary contactors and cleaning,Overhauling,servicing ,repairing thoroughly and replacing burnt contactors upto 63Amps including suitable capacity of copper wire single core,1100Volts grade -01 Job (New contactors will be measured & paid separatly)

Supply & fixing battery of capacity 2 Volt 100 AH for VCB DC supply complete all as specified and directed by Engineer In Charge. Make : Amron/Exide or as approved by GE.

Dismantling of Old Damaged/burnt spare parts from VCB and Supply and fixing in repair of following Spare parts suitable for - VCB 11 KV , 630/800 amps indoor type as per existing make /model complete all as specified and directed by Engineer-in-Charge.

Opening / Closing Push Button Assembly

Motor Charging mechanism gear box

Limit Switches

Closing Coil Assembly

Tripping Coil assembly

Spring Charging Motor

Auxiliary Switch with link

Spring return latch

Vaccum Interupter assembly

Spout Insulator assembly feeder side

Spout Insulator assembly Bus bar side

Potential Transformer,11KV/110Volt/Route,100VA burden Trolly mounted with HRC Fuse for 3 ph supply as per existing capacity /model

Current Transformers,50-30,5+5Amps, Class1 and 5p10,15VA,18.3kA/3 Sec (or) suitable as per existing capacity /model

TNC Switch

Indicating Lamps24/110V DC LED type

Supply and lay electrical LT insulation rubber matting as per ISI of size 1m x 2m x 19 mm thick. Make : Jaipuria Brothers or as approved by GE

Dismantling old burnt Heaters and Supply & fix in repairs strip type heater 80watt with control wiring suitable for indoor VCB,11 KV switch gear Panel board complete all as specified and directed by Engineer In Charge.

Dismantling Air Circuit Breaker 4pole/3pole, 630Amps to 1200Amps, 415 Volts, draw out/fixed type from location and repair /overhauling of spring drive mechanism, coil, auxiliary switch including setting of over load coil, no volt coil, tripping coil & apply multi grease for mechnical parts, cleaning and inspecting male and female contacts and apply dry graphite conductive sealant for contacts, checking of electrical wiring system, testing, and assembling all items/components parts to the respective position and testing complete all as specified and directed by Engineer-in-Charge.(Note : Spare parts will be measured and paid separately)

Dismantling of old damaged Lamps and Supply & fixing in repairs indicating lamp holder with bulb LED(Red Yellow,Blue,Green) type to indicate incoming supply suitable for 24 V DC/110 VAC/230Volts AC complete all as specified and directed by Engineer In Charge

Dismantling of old damaged/burnt ACB with Bus Bar and Supply , fixing ,testing and commissionning in repair in existing panel ACB. 4Pole, 1000 Amps ,MDO ,50KA suitable for 415V, 3phase, AC supply including necessary modification in panel with 2mm thick CRCA sheet door and suitable size of Copper bus bar complete all as specified and directed by Engineer In Charge

Dismantling the old damaged Relay and Supply only APFC Relay, 12Stages digital type suitable for 415V, 3phase, AC supply complete all as specified and directed by Engineer In Charge.

Dismantling the Old damaged Capacitor Bank and Supply only Capacitor bank 5KVAR, Heavy duty type,415Volts,50Hz AC supply in existing panel complete as specified and directed by Engr-in-charge. (make: Prabodhan/Epcos/Havells/Schnieder or as approved by GE

Ditto all as per item No.43 but of rating 10KVAR

Ditto all as per item No.43 but of rating 15KVAR

Ditto all as per item No.43 but of rating 20KVAR

Ditto all as per item No.43 but of rating 25KVAR

Dismantling of Old Damaged Contactor and Supply only Power contactors Capacitor Duty(Type MOC of L&T) 50Amps Capacitor duty with 2NO+2NC suitable for ,415Volts,50Hz AC supply in existing panel complete all as specified and directed by Engineer In Charge

Ditto all as per item No.48 but rating 40Amps

Ditto all as per item No.48 but rating 32Amps

Dismantling of Old Damaged Contactor and Supply only Auxillary contactors 10Amps Capacitor duty with 8NO+8NC suitable for ,415Volts,50Hz AC supply in existing panel complete all as specified and directed by Engineer In Charge

Dismantling of Old Damaged timer and Supply only Time delay Timer suitable for APFC panel ,415Volts,50Hz AC supply in existing panel complete all as specified and directed by Engineer In Charge

Dismantling of Old Damaged CT and Supply only Current Transformers,415V 600/5Amps,15VA burden,accuracy class 1 for metering accuracy for in existing panel complete all as specified and directed by Engineer In Charge

Dismantling of Old Damaged CT and Supply and fixing Current Transformers,415V 400/5Amps,15VA burden,accuracy class 1 for metering accuracy for in existing panel complete all as specified and directed by Engineer In Charge

Dismantling of Old Damaged CT and Supply and fixing Current Transformers,415V 200/5Amps,15VA burden,accuracy class 1 for metering accuracy for in existing panel complete all as specified and directed by Engineer In Charge

Material and labour for fault finding on HT cables of any size and any length with fault detective machine by thumbing method and suitable high voltage complete all as specified and directed by Engineer In Charge.

Material labour for HT Cable Jointing work by Cutting the faulty cable and making new STRAIGHT THROUGH JOINT for 11KV grade complete with Jointing material (Heat shrinkable)and accessories suitable for 3 core XLPE armoured, aluminum conductor cable of size 120 Sqmm to 240 sqmm complete all as specified and directed by Engineer In Charge.

Material labour for HT Cable Jointing work indoor/outdoor by Cutting the faulty cable and making END TERMINATION JOINT for 11KV grade cable complete with Jointing material (Heat shrinkable)and HT cable upto 02 mtrs with accessories suitable for 3 core XLPE armoured, aluminum conductor cable of size 90 sqmm to 240 sqmm and all as directed by Engineer-In-Charge.

Material and labour for fault finding on LT cables of any size and any length with fault detective machine by thumbing method and suitable high voltage and all as and directed by Engineer-in-charge.

Material labour for LT Cable Jointing work by Cutting the faulty cable and making new STRAIGHT THROUGH JOINT for 1100V grade cable complete with Jointing material (Heat shrinkable)and LT cable upto 02 mtrs with accessories suitable for 3.5 core XLPE armoured, aluminum conductor cable of size 16 to 25 sq mm complete all as specified and directed by Engineer In Charge.

Material labour for LT Cable Jointing work by Cutting the faulty cable and making new STRAIGHT THROUGH JOINT for 1100V grade cable complete with Jointing material (Heat shrinkable)and accessories suitable for 3.5 core XLPE armoured, aluminum conductor cable of size 35 to 50 sq mm complete all as specified and directed by Engineer In Charge.

Material labour for LT Cable Jointing work by Cutting the faulty cable and making new STRAIGHT THROUGH JOINT for 1100V grade cable complete with Jointing material (Heat shrinkable)and LT cable upto 02 mtrs with accessories suitable for 3.5 core XLPE armoured, alluminum conductor cable of size 70 to 185 sq mm complete all as specified and directed by Engineer In Charge.

Material labour for LT Cable Jointing work by Cutting the faulty cable and making new STRAIGHT THROUGH JOINT for 1100V grade cable for straight through joint complete with Jointing material (Heat shrinkable)and LT cable upto 02 mtrs with accessories suitable for 3.5 core XLPE armoured, aluminum conductor cable of size 240 to 300 sq mm complete all as specified and directed by Engineer In Charge.

Material and labour for Cutting and removing of old faulty cable piece and Supply and laying cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty)1100 Volts grade with stranded aluminium conductor of size 240Sqmm 3.5 corecomplete all as specified and directed by Engineer In Charge.

Material & labour for chequered plate 5 mm thick size as per site requirement including cutting to required shape and appling two coat of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed by Engineer In Charge.

Material and labour for fixing angle Iron of size 40 mm x 40 mm x 6 mm size and square bar applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and directed by Engineer In Charge.

Material and Labour for Attending Faults/Trippings and rectifying /repairing the faults in LT Panels Boards/Capacitor Panels Boards/ MCCB's/ACB's /Change Over switches/Cable Connections/Bus Bar etc including PVC insulating Tapes/Nut bolts complete all as specified and directed by Engineer In Charge. Note : Damaged/Burnt MCCB/ACB'S/Changeover switc/Lugs.will be measured and paid separately)

Dismantling of Damaged/Burnt MCCB and Supply & fixing of MCCB,4Pole,630 Amps,35kA, 415Volts,50Hz AC s as per existing model /make complete all as specified and directed by Engineer In Charge.

Dismantling of Damaged/Burnt MCCB and Supply & fixing of MCCB,4Pole,250 Amps,25kA, 415Volts,50Hz AC s as per existing model /make complete all as specified and directed by Engineer In Charge.

Dismantling of Damaged/Burnt Change Over Switch and Supply & fixing of Change Over Switch ,4Pole, 400 Amps, Open Execution,ON LOAD type 415Volts,50Hz AC s as per existing model /make complete all as specified and directed by Engineer In Charge.

Dismantling of Damaged/Burnt Change Over Switch and Supply & fixing of Change Over Switch ,4Pole, 250 Amps, Open Execution,ON LOAD type 415Volts,50Hz AC s complete all as specified and directed by Engineer In Charge.

Servicing of diesel engine of 82.5 to 125 KVA repair/replacement of the following components including opening engine and replacing all gaskets complete all as specified and directed by Engineer In Charge.

Cylinder head gasket to be repaired

Element LO filter with O ring 1 set.

Element fuel filter with O ring -1set

Filter screen - 2 set

Element air cleaner 1 No

Element Bypass filter with O ring 1 No.

All fuel,oil,and coolent and head need to be changed.

Checking water temperature safety control

Checking and correcting up impeller of water pump for excess play.

Checking and correcting turbocharger oil leakage, tightening of mounting screws and nuts

Cleaning, tightening all electrical connection of engine

Checking generator brushes (Alternator) and commutator and replacing the brushes.

Cleaning of entire engine.

Checking exhaust and inlet manifold bolts and cap screw

Checking engine blow by.

Cleaning of radiator inside and outside by removing and refixing after cleaning.

Checking and adjusting injector and valves.

Cleaning fuel inlet connections and screw,

Changing of governor oil.

Replacing of radiator hoses of different sizes with clamps

Checking of vibration damper.

All as per item No 72 here-in-before but for diesel engines of 63 KVA DG set

Supply and fixing On load Change over switch 315 amps 4 pole ,breaking capacity and fixed as per site space/ requirement complete all as specified and directed by Engineer In Charge.

Removing the old engine oil from the diesel engine sump of various DG sets, cleaning the oil sump thoroughly, supply and fill new engine oil of make Servo super 20W40 of Indian oil or equivalent grade of Hindustan Petroleum complete all as specified and directed by Engineer In Charge.

Repair/overhauling of dynamo including replacement carbon, brushes holder,spring,commutator/spring assembly bearing, regulator etc. of any make, type and capacity complete all as specified and directed by Engineer In Charge.

Supply and fixing in replacement battery charger 24 Volts suitable for 12 volts 180 AH Battery complete all as specified and directed by Engineer In Charge.

Servicing/repairs of panel of DG set complete including cleaning resetting/adjustment of relays, calibration of time delay relays, checking and replacement if required of diodes,resistors electrical wiring etc. complete for any make type and capacity of DG sets complete all as specified and directed by Engineer In Charge.

Dismantling the radiator assembly , flushing it complete, testing the radiator of water tightness,soldering the leakage spot, replace the loose radiator cap "V" belt, rubber hose and re connect the radiator assembly to engine and testing complete all as specified and directed by Engineer In Charge.

Servicing of alternator including cleaning of field and armature winding, varnishing and baking polishing of slip rings, checking and making correct excitation system etc complete all as specified and directed by Engineer In Charge. for alternators of:-

Supply and replacing PVC insulated battery lead of suitable size with copper conductor cable of length 1.5 mtr with copper/brass clamps and lugs for fixing on battery terminals and self starter complete all as specified and directed by Engineer In Charge.

Cleaning of the fuel tank of the following capacity DG sets after decaning the diesel, painting with one coat of approved colour synthetic enamel paint after thorough cleaning and preparation of surfaces, marking of fuel level gauge, fuel tank cap, writing of tank capacity complete all as specified and directed by Engineer In Charge.

100 to 125 KVA

Supply and replacing battery stand made out of MS angle frame of size 600 mm x 600 mm x 300 mm with 25mm x 25 mm x 3 mm M/S angle and wooden planks of size 75 mm all as directed by Engineer-in-charge.

Supply and replacing rectifiers for alternators suitable for Gen sets upto 63 KVA capacity complete all as specified and directed by Engineer In Charge.

Supply and replacing rectifiers for alternators suitable for Gen sets 90 KVA to 125 KVA capacity complete all as specified and directed by Engineer In Charge.

Supply and fixing fuel level indicating pipe PVC 10 mm dia including fixing arrangements all as directed by Engr-in-charge.

Supply and replacing RPM meter complete with cable and accessories at the last range 0 to 2500 complete all as specified and directed by Engineer In Charge.

Supply and replacing oil temp gauge 63/125 KVA complete all as specified and directed by Engineer In Charge.

Supply and replacing oil pressure gauge 63/125VA complete all as specified and directed by Engineer In Charge.

Supply and replacing pressure safty control unit 63/125 KVA complete all as specified and directed by Engineer In Charge.

Supply and replacing frequency meter anologue type at the rate 90mmx90mm square type complete all as specified and directed by Engineer In Charge.

Repair /reconditioning battery 12 volts 180 AH for holding charges for starting engine complete all as specified and testing and commisioning complete all as specified and directed by Engineer In Charge.

Supply and fixing Self starter suitable for 100 to 125 KVA DG Set complete all as specified and directed by Engineer In Charge.

Supply and fixing Diesel filter suitable for 63 to125 KVA DG Set complete all as specified and directed by Engineer In Charge.

Supply and fixing Oil filter suitable for 63 to125 KVA DG Set complete all as specified and directed by Engineer In Charge.

Callibration of fuel injector with authorised agencies of 63 to 125 KVA DG Set complete all as specified and directed by Engineer In Charge.

Supply and fixing Air filter suitable for 63 to 125 KVA DG Set complete all as specified and directed by Engineer In Charge.

Supply and replacing electrically operated fuel shut down valve assembly complete testing and commissioning as specified and directed by Engr.in-charge including dismantling and removal of old unserviceable valves of any capacity DG set complete all as specified and directed by Engineer In Charge.

Supply and fill distilled water for topping up/replacing in batteries as on required basis complete all as specified and directed by Engineer In Charge.

Supply and fill battery acid for topping up/replacing in batteries as on required basis complete all as specified and directed by Engineer In Charge.

Supply and replacing asbestos material rope for DG set silenser of capacity 110 KVA all as directed by Engr in charge.

Preparation of old painted surface of installation by removing all dirt, dust, grease, oil etc and painting by painting spray machine complete surface including connected accessories with one coat of synthetic enamel paint of approved colour including writing of identification Nos, capacity etc all as directed by Engineer-in-Charge for DG Set/Voltage stabilizer, F/P & LT panel

Supply and fixing LT panel compartment locks and door locks fitted with gas welding / Screw complete all as specified and directed by Engineer In Charge.

Repair / Servicing of unserviceable dynamo including cleaning of field and armature winding, varnishing and baking polishing of slip rings, checking and making correct excitation system etc. complete as specified and as directed for alternators of 100 KVA to 125 KVA complete all as specified and directed by Engineer In Charge.

Supply and fixing dynamo belt as per size directed by Engr -In -Charge of cap 125 KVA

Supply and fixing starting lock with key and complete with all accessories complete for 63 KVA D G set to 100 KVA DG set all as directed by Engr -in- -Charge.

Supply and fixing cable Aluminium lugs of size 120 sqmm and 150 sqmm complete all as specified and directed by Engineer In Charge.

Supply and fixing cable Aluminium lugs of size 70 sqmm and 95 sqmm complete all as specified and directed by Engineer In Charge.

Checking the serviceability of any capacity DG set per month and rectified the minor repair as directed by Engr-In-Charge

Opening top /side cover of alternator an disconnect the LT suppy cable connecting box /AVAR fixing box and replacing the damaged , broken unserviceable abonite sheet with cable copper lugs and cleaning the same all as directed by the Engr -in-charge.

Supply and fixing in replacement of Unserviceable complete hose pipe for radiator (water cooling system) suitable for 125 KVA DG Set (as per sample) , Make - Kirloskar (Ruston) or as approved by GE

Repair /replacement to 82.5 to 125 KVA stand by DG set and dismantling 82.5 to 125 KVA DG set engine complete at site carefully taking out various parts of engine and water pump transporting the engine and dismantled items to authorised work sheet of Kirloskar oil engine at work shop, inspect all the engine parts carefully for its servicability segregate unserviceable spare parts for replacement machining the engine head to true profile pressure test the engine head for leakage and replace the undermentioned unserviceable parts in toto, reassemble the engine complete retest the assembled the engine for proper fixing, testing the engine for 24 hrs for efficiency complete all as specified and directed by Engineer In Charge.

(i) Strip opening of the engine and taking out the cylinder head taped, nozzle and all accessories.

(ii) Strip opening of the engine and taking out the piston , piston ring crank, tie rod, locks

(iii) Safe removal of the exciter assembly of DG set , transport the same to workshop at authorized repair shop of M/S Kirloskar and remove the exciter winding from core assembly and replace the exciter core winding kusing same gauge and number of items turns with copperannealed wire, drying , smoking and assembling and testing complete. assembly for fault

(iv) Cleaning descaling/decarburizing engine block and galleries with the cleaning/descaling agent.

(v) Facing and grinding of valve seat inserts inlet/ exhaust to desired angle in inlet/exhaust ports of cylinder heads after replacement

(vi) Lapping of valve inlet/exhaust over valve seat in cylinder head

(vii) Recalibrating FIP , replace the alternator springs, fuel jets, return air spring, servicing testing, assembling and re fixing complete.

(viii) Repairing the cylinder head including fixing the valve, guide and re-fixing the cylinder head complete with fixing accessories.

(ix) Boring grinding of crank well and fixing cam bush properly in the original position.

(x)) Load testing the DG set for proper suppply, adjusting governer for proper speed, test the RPM and measure the LT supply on load for rated voltage and RPM working of the DG Set.

Supply and fixing in replacement of unserviceable radiator for 125 KVA Gen set and taking down the same complete all as specified and directed by Engineer In Charge.

Supply and fixing in replacement of unserviceable fuel TR pump motorised for 125 KVA and taking down the same complete all as specified and directed by Engineer In Charge.

Supply and fixing in replacement of unserviceable pre Lub Hyd lift pump VIC for 63/160 KVA and taking down the same complete all as specified and directed by Engineer In Charge.

Repair to burnt out alternator of capacity 82.5 to 125 KVA DG set and carry out the following works complete all as specified and directed by Engr-in -charge

Taking out alternator from the genrator and disconnecting all electric connections, removing from site to workshop for repair work and back to site after repair and making all electrical connection and testing .

Opening the top cover of alternator and dismantling of cover and taking out burnt coils from the rotor, cleaning , decorbonate the rotor slots and replacing with new coils same after repairing/replacement making all electrical connections providing sundry items and reassembling after repair to entire satisfaction of Engr-in-Charge

Material and labour for rewinding the alternator with super enameled copper winding wire of appropriate gauge alongwith allied material , including provision of cotton tape, glass sleeves insulation paper and insulating with varnish complete all as specified and directed by Engineer In Charge.

Replacement to field coil and armature

Replacement of rectifier, sleep ring and exiter coil

Replacement of damaged unserviceable coil slot

Making connection , checking testing and commissioning of alternater after repair and making alignment .

Supply and fixing in replacement of crown pinion ( gear wheel) and strip opening of close body alternator from the 82.5 to 125 KVA generator and unscrew the alternator from the DG set taking out broken gear wheel with OD ring and replacing with new and replacing worn out bush con rod small end from connecting rod and press fitting new con rod bush and reaming to size of gudgeon pin complete all as specified and directed by Engineer In Charge.

Supply and fixing 12 Volt 180 AH battery with 24 plates , liquied immersed and fully charged complete all as specified and directed by Engineer In Charge.

Taking down the old unserviceable water body prior to taking down un screw the ,fan, fan belt, hose pipe and remove the its position and replacing with new water body as per sample complete all as specified and directed by Engineer In Charge.

Supply and replacement of AVAR for 100 to125 KVA DG set complete all as specified and directed by Engineer In Charge.

Supply and replacement of indicator lamp of any colour with neon lamp showing the different phases set of three complete all as specified and directed by Engineer In Charge.

Cutting and removing grass, vegetation bushes etc from surrounding removal of all installation roof/ inside area of installation and removing all rubbish to a distance not exceeding 50 m as directed and cleaning all pump house and power house complete all as specified and directed by Engineer In Charge.

Material and labour for preparation of newly plastered surfaces of wall and applying two coats of oil bound distemper over a coat of primer in and out side of installation complete all as specified and directed by Engineer In Charge.

Material and labour for dismantling the broken and damaged foundation bed of the DG set diesel tank and taking out old PCC approx 2.2 feet height and 1.5 mtr length, 1.5 mtr width and providing PCC 1;2:4 type B2 (using 40mm graded aggregate) of size 1.5mx1.5mx0.66m and reinstall the DG set diesel tank and painting the black paint & testing to the entire satisfaction of Engineer-in-Charge.

Supply and fixing 1 KVA inverter including tubular battery 12 Volt 180 AH filled with acid with full charged and output 230 volt AC for backup power supply to HT VCB panel and controlling units/wiringdirected by Engr-in-Charge. Make : Amaron or equvilent make approved by GE

Earthing complete with galvanised steel earth plate electrode 600x600 x 6 mm thick buried vertically in ground (earth pit not less than 2.25 mtr deep below normal ground level) connected to galvanised steel strip 25x4 mm by means of bolts nuts anc cheknuts and washers etc GI pipe 40 mm dia light grade pipe for protection to be provided to the extent of 7.5 ,mtr all as shown on electrical plant No 3 of MES SSR-2020 Part I other end connected to electrical main switch board (inside the bldg) GI protection pipe buried in ground laid under floors/plinths or fixed on walls or concealed in walls etc with provision of mixture of charcoal dust and common salt packed upto minimum 150 mm all around the earth plate including PCC 1:2:4 type B1 earth pit with MS angle iron frame cast iron cover with locking arrangement with GI 20 mm dia medium grade pipe and MS funnel with wire mesh for watering arrangement including necessary excavation and earth work in any type of soil/strata and testing on completion Material and labour complete all as specified directed and shown on drgs complete all as specified and directed by Engineer In Charge.

Testing of earthing for earth resistance provided for various electrical panels/bldgs/main DBs etc all as per clause 19.146.3 of SSR part-I and recording the test results complete including providing earth megger and test leads complete all as specified and directed by Engineer In Charge.

Material and labour for repair of damaged and broken earthing pit using PCC 1:2:4 type B-1, and fixing new cast iron cover weight not less than 4kg/sqm and 6mm dia bar handle earth pit angle iron frame of size 25x25x3mm including excavation of earth and removing debries complete all as specified and directed by Engineer In Charge.

Supply & install, testing and commissioning of indoor type AMFpanel for automatic operation of the DG set, comprising of main and DG contctors , auto unit timers , relay , metering , fuses , incomming MCCB 100 Amps 04 pole, cubicle panel board, 415 V, 3 phase, 4 wire, aluminium bus bar of rating 300 Amps, contractor 200Amps and made out of 2.0 mm thick thick CRCA sheet , factory fabricated , CPRI approved , powder coated(seven tank processed) with approved shade ,dust and vermin proof , provn for ventilation , angle iron frame and four legs of 50 x 50 x 6 mm thick angle iron , grouted on PCC foundation of height not less than 30 cm from the ground level , grouting properly and of suitable size to accomodate the items mentioned below and having seperate compartment /chambers for cable gallery, cable glands, cable lugs , bus bar, MCCB fixed vertically with bus bar and panel both side (front and back) openable etc all as specified and comprising of including necessary PCC work, cable connections to the MCCBs digital multifunction meter and cable lugs etc complete all as specified and directed by Engineer In Charge.

Material and labour for route locator finding on HT/LT cables of any size and any length with route locator machine and suitable high voltage all as directed by Engineer-in-charge.

Excavation in trenches not exceeding 1.5 Mtrs. wide and not exceeding 1.5 Mtrs. in depth for foundation, laying of cablesetc and getting out in hard/dense soil complete all as specified and directed by Engineer-in-Charge.

Removing excavated material (Soil) n.exc 50 m and depositing where directed at a level n. exc 1.5 Mtrs. above the starting point complete all as specified and directed by Engineer-in-Charge.

Returning, filling in including spreading, leveling, watering and well ramming in layers not exc. 25cm depth in soil complete all as specified and directed by Engineer-in-Charge.

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