REPAIR AND MAINT OF DG SETS IN DIFFERENT LOCATION AND CONNECTED EM WORKS AT SEVOKE MIL STN UNDER GE SEVOKE ROAD

Amount

Maintenance & servicing of existing DG set including tappaet cover adjustment & replacement of gasket of capacity 12.5 KVA including necessary replacement of following spares complete as specified and directed: ( Note: Spares will be measured & paid separately under respective items as supply only)

Supply only of Fuel Filter

Supply only of Lubricant oil filter

Supply only of Coupling

Supply only of Fan belt

Supply only of carbon bush

Supply only lubricant oil supply pipe

Maintenance & servicing of existing DG set including tappaet cover adjustment & replacement of gasket of capacity 25 KVA,30KVA & 32.5KVA DG Set including necessary replacement of following spares complete as specified and directed: ( Note: Spares will be measured & paid separately under respective items as supply only)

Supply only of Fuel Filter

Supply only of Lubricant oil filter

Supply only Carbon Bush

Supply only Air Filter element

Supply only Radiator hose pipe set

Supply only Fan belt

Supply only LLOP Sensor

Maintenance & servicing of existing DG set including tappaet cover adjustment & replacement of gasket of capacity 40KVA DG Set including necessary replacement of following spares complete all as specified and directed: ( Note: Spares will be measured & paid separately under respective items as supply only)

Supply only of Fuel Filter

Supply only of Lubricant oil filter

Supply only Radiator hose pipe set

Supply only Fan belt

Supply only rpm meter with lead

Supply only LLOP Sensor

Maintenance & servicing of existing DG set including tappaet cover adjustment & replacement of gasket of capacity 75KVA DG Set including necessary replacement of following spares complete as specified and directed: ( Note: Spares will be measured & paid separately under respective items as supply only)

Supply only of Fuel Filter

Supply only of Lubricant oil filter

Supply only Radiator hose pipe set

Supply only Fan belt

Supply only carbon bush

Supply only High pressure oil pipe

Supply only LLOP Sensor

Maintenance & servicing of existing DG set including tappaet cover adjustment & replacement of gasket of capacity 250KVA DG Set including necessary replacement of following spares complete as specified and directed: ( Note: Spares will be measured & paid separately under respective items as supply only)

Supply only of Fuel Filter

Supply only of Lubricant oil filter

Supply only Radiator hose pipe set

Supply only Fan belt

Suppluy only High pressure oil pipe

M & L for taking out old U/S engine oil from DG Sets sumps, cleaning the sump throughly, supply & filling new engine oil complete of Make: Servo Super 20W40 of Indian Oil or Equivalent grade of Hindustan Petroleum as approved by GE, complete all as specified and directed

M & L for topping up of water coolant in radiator of DG set of Make: TVS GRILLING/Volvo line or equivalent as approved by GE,complete all as specified and as directed.

M & L for dismantling of FIP for overhauling and calibration in authorised workshop including replacement of worn-out rings plungers, damper plate, gasket etc reassembling and testing complete all as specified and as directed for following DG Set:

25KVA to 32.5KVA

Repair Overhauling of self starter including replacement of worn out clutch assembly bush, spring, plunger assembly, solenoid switch, carbon brushes,spring etc complete all as specified and as directed for the DG sets:

25KVA to 32.5KVA

Repair/Overhauling of dynamo/charging alternator including replacement carbon, brushes holder, spring commutator/slip ring assembly bearing regulator of any make , type and capacity complete all as specified and as directed

M & L for cleaning of the fuel tank of DG sets of following capacity after decaning the diesel, after through cleaning with kerosene oil including replacement of level indicator pipe complete all as specified and as directed:

25KVA to 32.5KVA

M & L for dismantling and removing of water pump assembly complete from the engine, repair/overhauling the same by replacing worn out components like bearing, impeller, bushes, oil seal, water seal, gasket etc. re-assembling, refixing and testing complete all as specified and directed for the following capacity of DG sets:

30KVA/32.5KVA/40KVA/75KVA

S & F in replacement of old U/S automatic voltage regulator suitable for DG set of following rating of approved Make & model by the GE, complete all as specified and as directed

30KVA to 40KVA

M & L for replacement of old U/S fuel shutdown valve assembly complete testing including replacement of old unserviceable valves of any capacity DG set, complete all as specified and as directed.

M & L for replacement of old U/S bendix assembly of self starter of capacity 30 KVA to 250KVA DG set complete all as specified and as directed

M & L for replacement of old U/S existing make and model fly wheel ring including heating for press fitting for engine of DG set of capacity 30KVA to 75 KVA, complete all as specified and as directed.

M & L for replacement of old U/S stop solenoid 30KVA to 50KVA DG Set complete all as specified and as directed

All as per Item No. 17 but for 62.5 to 75KVA

All as per Item No. 17 but for 125 to 250 KVA

Dismantaling of radiator of DG Setof capacity 25 to 50 KVA and transporting to work shop for servicing/cleaning after dismantling twin tanks, replacement of gasket packing, nuts bolts, washers, descaling with appropriate chemical and elding of copper brazing of damaged fins/tubes and reassembling & refixing in same position after tesing complete all as specified and as directed.

All as perItem No. 20.00 but of capacity 75KVA

All as per Item No. 20.00 but of capacity 250KVA

All as per Item No. 20.00 but of capacity 500KVA

M & L for Overhauling/ Dismantaling fixing and servicing of following spare parts of DG set capacity 500 KVA to its original location and testing complete all as specified and directed.( Note: Spares will be measured & paid separately under respective items as supply only)

Supply only Piston with pin

Supply only Fuel Pump and injector

Supply only Cylinder head and connecting Rod

Supply only Cylinder Liner

Supply only Piston Ring

Supply only Main Bearing STD

Supply only CR Bearing STD

Supply only Valve in & Ex

Supply only Valve Seat

Supply only Valve guide

Supply only Valve Seal

Supply only Gasket

Supply only O Ring

Supply only Hoses

Supply only Flexible pipe

Supply only Copper washer

Supply only Valve Collet

Supply only Valve Spring

Supply only Head Gasket

Supply only Injector Sleeve

Supply only Grooved Nuts

Supply only Washer

Supply only Bush all for head

Supply only L.O Filter

Supply only Fuel Filter

Supply only Air Filter

M & L for dismantling of FIP of 500 KVA DG set for overhauling and calibration in authorised workshop including replacement of worn-out rings plungers, damper plate, gasket etc reassembling and testing complete all as specifed and as directed.

M & L for repair Overhauling of self starter of 500 KVA DG set including replacement of worn out clutch assembly bush, spring, plunger assembly, solenoid switch, carbon brushes,spring etc complete all as specified and as directed.

M & L for cleaning of the fuel tank of DG sets of 500 KVA capacity after decaning the diesel, after through cleaning with kerosene oil including replacement of level indicator pipe complete all as specified and as directed:

M & L for dismantling and removing of water pump assembly of DG sets of 500 KVA capacity complete from the engine, repair/overhauling the same by replacing worn out components like bearing, impeller, bushes, oil seal, water seal, gasket etc. re-assembling, refixing and testing complete all as specified and directed.

M & L for dismantling and removing of water pump assembly of DG sets of 800 KVA capacity complete from the engine, repair/overhauling the same by replacing worn out components like bearing, impeller, bushes, oil seal, water seal, gasket etc. re-assembling, refixing and testing complete all as specified and directed.

M & L for cleaning of the fuel tank of DG sets of 800 KVA capacity after decaning the diesel, after through cleaning with kerosene oil including replacement of level indicator pipe complete all as specified and as directed:

M & L for repair Overhauling of self starter of 800 KVA DG set including replacement of worn out clutch assembly bush, spring, plunger assembly, solenoid switch, carbon brushes,spring etc complete all as specified and as directed.

M & L for dismantling of FIP of 800 KVA DG set for overhauling and calibration in authorised workshop including replacement of worn-out rings plungers, damper plate, gasket etc reassembling and testing complete all as directed.

M & L for control wiring (24 V) DC of 800 KVA DG Setcomplete all as directed.

M & L for repair of engine governor & solenoid service of 800 KVA DG Set at workshop test bench complete all as directed.

M & L for service of 800 KVA DG Set control panel complete all as directed.

M & L for engine servicing, alignment with service parts of 800 KVA DG Set control panel complete all as specified and as directed.

M & L for dismantling of alternator of DG set capacity 800 KVA and re-winding with super enamelled copper winding wire to achieve the required /specified RPM and varnishing including taking out old unserviceable winding ,cleaning/ repairing damaged slots , assembling and testing, running 4 hrs continuous run complete all as specified and as directed.

M & L for Radiator inter cooler cleaning and pressure testing at workshop of 800 KVA DG Set complete all as specified and as directed.

M & L for overhauling/ Dismantaling,fixing incl servicing of following spare parts of DG set capacity 800 KVA to its original location and testing complete all as specified and directed.( Note: Spares will be measured & paid separately under respective items as supply only)

Supply only complete piston assy

Supply only Cylinder liner

Supply only Main Bearing

Supply only CR Bearing

Supply only Valve In & Exhaust

Supply only valve Seat

Supply only L.O Filter

Supply only Fuel Filter

Supply only Air Filter

M & L for replacement of moulded rectifier unit on existing DG set of capacity 120 Ohms for alternator exciter unit complete all as specified and as directed

All as per item No.40.00 but of capacity 140 ohms

M & L for replacement of SMPS based ElectronicBattery Charger suitable for 12/24 Volts battery charging system complete as specified and as directed.

M & L for painting of DG sets out side with synthetic enamel paint grey/Blue colour scrubbing preparation for painting and numbering of SM No. /MES No writing with white paint on Engine as well as alternators at different location and size complete as specified and directed for the following capacity:

30KVA to 40KVA

Supply and replacement of old unserviceable battery 12Volts 150 AH maintenance free suitable for DG sets complete as specified and directed.

Supply and replacement of old unserviceable battery 12Volts 180 AH maintenance free suitable for DG sets complete as specified and directed.

M & L for replacement of on load change over switch 4 pole, 415Volt, of capacity 63Amps, complete as specified and directed.

M & L for replacement of on load change over switch 4 pole, 415Volt, of capacity 100Amps, complete as specified and directed.

M & L for replacement of on load change over switch 4 pole, 415Volt, of capacity 200Amps, complete as specified and directed.

M & L for battery teriminals including removal of extg unsv one complete all as specified.

Dismantling of DG set for shifting at 1821 PH and assembling at new location with damaging any spare parts complete all as specified and as directed.

M & L for complete wiring of DG Set at 10 compo PH and make it functional complete all as specified and as directed.

Labour only overall inspection of unserviceable DG set of any capacity and make it fuctional by minor repair with out replacement of any spare parts complete all as specified and as directed by Engr-in-charge.

M & L for rewinding burnt coils of Induction alternator of DG set capacity 12.5 KVA incl dismantling of alternator, with super enamelled copper winding wire as per existing size and guage to achieve the required /specified RPM including taking out old unserviceable winding ,cleaning/ repairing damaged slots , assembling and testing, running 4 hrs continuous run complete all as specified and as directed.

Excavation in trenches n.exc 1.5m wide and n.exc 1.5m in depth for laying of UG cable/pipe in soft loose soil complete.

Returning, filling in including spreading, levelling, watering and well ramming in layers n.exc 25cm thick.

Removing of excavated material n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point.

M&L for providing sand cushioning for protection of UG cable in trenches with dry (coarse) sand approved quality including filling, spreading and punning down to desired thickness complete. NOTE : Punned thickness shall be measured.

Supply and laying burnt clay sub class B brick as cable protection all as specified and directed.

Supply and fixing GI pipe 50 mm medium grade for UG cable protection with all fitting fixed to pole or laid in trenches or laid in floor/rood all as directed.

Supply and fixing GI pipe 40 mm medium grade for UG cable protection with all fitting fixed to pole or laid in trenches or laid in floor/rood all as directed.

M & L for laying LT underground Cable, including takingdown existing u/s XLPE insulated, heavy duty armoured sheathed 1100 volts grade 10 Sq mm, 2 core, with aluminium conductor, ISI marked as per IS : 7098(Part-1) complete incl making necessery cable end connection with lux/tape all as specified and as directed.

All as per item No 61 above but 16sqmm, 4 core all as specified.

All as per item No 61 above but 25sqmm, 3.5 core all as specified.

All as per item No 61 above but 35sqmm, 3.5 core all as specified.

All as per item No 61 above but 70sqmm, 3.5 core all as specified.

All as per item No 61 above but 95sqmm, 3.5 core all as specified.

All as per item No 61 above but 120sqmm, 3.5 core all as specified.

M&L for boring holes 2mtr deep in soil under roads/PCC as directed for cable passing through pipes of required size and disposal of soil to a distance not exc. 50m. (Note: Connected items like Pipes is measured and paid seperately under relevant items).

Supply and fixing thermoplastic cable junstion box with terminals having protection IP 66/67 "weather proof" for outside installation with metric knockout entry for cable of size 16 sqmm 4 core and size 155x210x92mm with terminals and provision of one MCB SP 6A complete with all pole brackets and fixing arrangements all as specified and as directed of Make Hensel DK1616G or equvilent in Sintex/ C&S.

M&L for water proof, 3core PVC insulated and PVC sheathed, copper conductor cable of size 1.5 sqmm, 1100 Volts grade for electrical connection of street light fittings with MCB SP in junction box, complete all as specified and directed.

S&F in repair 3 phase street light panel made of CRCA sheet IP54 with digital 24hrs timer, 65A triple pole contactor, 63A MCB triple pole and necessery complete wiring with max load 12KW of frame size 2 incl all connection and fixing arrangements on wall/floor/pole mounted of make Havells cat part no: IHXTS09120 or equivalent in L&T/ ABB/ Legrand.

M&L for cement concrete in foundation, filling mass concrete type-C2, 1:3:6, (40mm graded aggregate) all as specified and directed.

M&L in repair for earthing complete with galvanized steel earth plate electrode 600 x 600 x 6 mm thick burried directly in ground (in vertical position) earth pit not less than 2.25 mtr below normal ground level with the top edge of the earth plate not less than 1.5 mtr (B.G.L.) and connected to galvanized iron earth strip 32 x 6 mm by means of bolts, nuts, check nuts, and washer of galvanized iron including PCC (1:2:4) type B1 precast RCC cover slab with suitable handle made of 6 mm round bar, including necessary excavation and earth work in any type of soil, 20 mm dia med grade galvanized steel tube for watering with one end fixed with cast iron funnel and wire mesh, 40 mm bore light grade galvanized steel tubing up to 7.5 mtr length for drawing earth lead GI strip protection & common salt, charcoal in alternate layers etc. complete all as shown in EP No 3 of SSR Part 1 and testing on completion complete.

Supply only digital earth resistance tester based on 3 terminal testing method having range 0-20 Ohm/200 Ohm/2000 Ohm, measuring earth voltage 0-200VAC all as directed.

M&L MCCB 4 Pole, including taking down old u/s having current rating 200 Amp, thermal magnetic setting adjustable 70%-100% breaking capacity 25 KA at 415V,50Hz, Frame size/type CH along with spider links .Make-Legrand Cat Pt No-420218 or equivalent model of Havell's/L&T

M&L MCCB 4 Pole, including taking down old u/s having current rating 160 Amp, thermal magnetic adjustable 70%-100% breaking capacity 16kA at 415V,50Hz, Frame size/type CH along with spider links .Make-Legrand Cat Pt No 420017 or equivalent model of Havell's/L&T

M&L MCCB 4 Pole, including taking down old u/s having current rating 63-100 Amp, thermal magnetic adjustable 70%-100% breaking capacity 16 KA at 415V,50Hz, Frame size/type CH along with spider links .Make-Legrand Cat Pt No-420013-15 or equivalent model of Havell's/L&T

SHRI JIBANDHAN PAUL

M/S ASOKE KUMAR MAJUMDER

ASSOCIATED TRADING CORPORATION

SRI SURAJIT SENGUPTA

CHANDAN TRADERS

ADHIKARY CONSTRUCTION