SERVICE/REPAIR/MAINT OF DG SETS OF VARIOUS CAPACITIES AND ALLIED WORKS AT POWER HOUSE-I AREA UNDER GE PANAGARH

Amount

Routine maintenance of 125 KVA DG Set consisting of normal repairs with periodical routine maintenance, attending breakdown as and when required and testing of DG set complete i.e. Engine, Alternator etc including all consumables items like cotton, waste cloth, kerosene oil etc. Maintenance will be carried out as all directed by Engineer-in-Charge, and comprising of the following :- (a) Change engine oil. (b) Changing of oil filter, fuel filters, screen filters assy. (c) Changing of water filter element. (d) Adjusting valve tappet clearence/timing (e) Injector pressure test cleaning and repairing,tightining fasteners and making lubrication leak proof NOTE 1 : Engine oil will be paid separately. NOTE 2 : Labour charges for dismantling / taking down and replacement/refixing new parts as and when required is deemed to be included in unit rate quoted. NOTE 3 : Spare parts like oil filter, fuel filter, screen filter by pass filter etc will be measured and paid separately.

Routine maintenance of 30 to 82.5 KVA DG Set consisting of normal repairs with periodical routine maintenance, attending breakdown as and when required and testing of DG set complete i.e. Engine, Alternator etc including all consumables items like cotton, waste cloth, kerosene oil etc. Maintenance will be carried out as all directed by Engineer-in-Charge, and comprising of the following :- (a) Change engine oil. (b) Changing of oil filter, fuel filters, screen filters assy. (c) Changing of water filter element. (d) Adjusting valve tappet clearence/timing (e) Injector pressure test cleaning and repairing,tightining fasteners and making lubrication leak proof NOTE 1 : Engine oil will be paid separately. NOTE 2 : Labour charges for dismantling / taking down and replacement/refixing new parts as and when required is deemed to be included in unit rate quoted. NOTE 3 : Spare parts like oil filter, fuel filter, screen filter by pass filter etc will be measured and paid separately.

Supply only fuel filter primary & secondary for DG set of capcity 30 KVA to 125KVA, complete all as specified and as directed.

Supply only oil filter for DG set of capcity 30 KVA to 125 KVA, complete all as specified and as directed.

Supply only engine oil 15W40W in sealed drum, complete all as specified and as directed.

Supply only Air filter for DG set of capcity 30 KVA to 125 KVA, complete all as specified and as directed.

M&L for taking out self starter 12/24 volt from the DG Set, transportation to workshop, opening /disconnecting all internal connection, cleaning the same taking out burnt armature, segrigation of serviceable parts for re-use, rewinding of armature with copper wire of existing size. Reassembling the same with replacement of Carbon brush, Beadex pinion, Slonoid switch and testing on completion, complete all as specified and as directed.

Supply and fixing Battery terminal cable, copper conductor multi strand, unsheathed, single core 16 sqmm, 1.2 mtr long fixed with copper terminals on both side suitable for 12 Volts & upto 180 AH battery both for positive and negative terminal, complete all as specified and as directed by Engr-in-charge.

M&L for dismantling the unserviceable radiator for DG set of 30 to 125 KVA capacity from engine, transportation to the workshop, repair the tank /storage portion incl necessary welding/soldering & making leak proof of the tank, cleaning the complete radiator with chemical agent and pumping set incl replacement of defective copper core and assembling the radiator including replacement of all old rusted MS nuts, bolts washers & gasket sets including refixing and testing complete all as specified and as directed.

M&L for dismantling turbocharger assembly from the DG set of 30 to 125 KVA capacity from engine, transportation to work shop for repair, cleaning and carrying out inspection of each components/spares segregation of serviceable spares for reuse including decarbonising machine, cutting, grinding polishing etc. and re-assembling the Turbocharger with replacement of spare parts and refixing on existing position complete for the following sets. (Note:- Spares required will be measured and paid separately under respective items).

M&L for Taking out exhaust silencer box and pipe from the DG set, decarburizing and cleaning the silencer box including replacement of nut, bolts, washers clamp/bracket and refixing and wraping with asbestos rope and powder, complete all as specified and as directed. (Note:- Asbestos rope and powder rate will be inclusive).

M&L for Dismantling of injector assembly of the DG set of 125 KVA capacity from engine for repair, cleaning and overhauling of the same with necessary calibration including replacement of necessary repair item as required for the follwing set, complete all as specified and as directed. (Note:- Spares required will be measured under separate item).

M&L for Dismantling of injector assembly of the DG set of 30 to 82.5 KVA capacity from engine for repair, cleaning and overhauling of the same with necessary calibration including replacement of necessary repair item as required for the follwing set, complete all as specified and as directed. (Note:- Spares required will be measured under separate item).

M&L for repair/dismantling of 125 KVA DG Set by opening, checking, inspecting for repair work including replacement of unserviceable parts and externally cleaned complete all as directed by Engineer- in-Charge. (Make of Engine:- Kirloskar/Greaves Cotton ltd/ Mahendra Power). Note:- (i) Spares parts listed below shall be measured and paid separately.

M&L for repair/dismantling of 30 to 82.5 KVA DG Set by opening, checking, inspecting for repair work including replacement of unserviceable parts and externally cleaned complete all as directed by Engineer- in-Charge. (Make of Engine:- Kirloskar/Greaves Cotton ltd/ Mahendra Power). Note:- (i) Spares parts listed below shall be measured and paid separately.

Supply only suitable parts of 125 KVA DG set ( 2 Nos) :-

Cylinder liner assembly

Piston

Piston Ring

CR bearing

Head Gasket

Valve inlet

Valve Guide.

Valve Exhaust

Oil seal assembly

Nozzle 'o' Ring

Hose pipe with clamps

Thrust Washer

Nozzle valve

Fuel pipe (inlet & outlet pair)

Flexible pipe

Thermostate valve

Radiator Fan

Valve solenoid

Plunzer fuel control

Lub oil pipe

Supply only suitable parts of 30 to 82.5 KVA DG set ( 1 No) :-

Cylinder liner assembly

Piston

Piston Ring

CR bearing

Head Gasket

Valve inlet

Valve Guide.

Valve Exhaust

Oil seal assembly

Nozzle 'o' Ring

Hose pipe with clamps

Thrust Washer

Nozzle valve

Fuel pipe (inlet & outlet pair)

Flexible pipe

Thermostate valve

Radiator Fan

Valve solenoid

Plunzer fuel control

Lub oil pipe

M&L for dismantling /opening of alternator by disconnection of cable connections and flexible coupling, nuts/bolts and alternator foundation nut, bolts including taken back in temporary platform including strip opening of alternator and checking out burnt out parts for capacity 125 KVA, complete all as specified and as directed.

M&L for dismantling /opening of alternator by disconnection of cable connections and flexible coupling, nuts/bolts and alternator foundation nut, bolts including taken back in temporary platform including strip opening of alternator and checking out burnt out parts for capacity 30 to 82.5 KVA, complete all as specified and as directed.

Taking out burnt armature, winding wire and rewinding of armature with super enameled copper winding wire of existing gauge for above 30 KVA to 125 KVA wire DG sets, complete all as specified and as directed.

Taking out burnt field coil and rewinding of field coil with super enameled copper winding wire of existing gauge for 25 KVA to 320 KVA DG sets, complete all as specified and as directed.

M&L for insulation of armature with Class ‘H’ insulation and Varnishing of armature winding and drying up to desired temperature for 30 KVA to 110 KVA DG Sets, complete all as specified and as directed.

M&L for insulation of armature with Class ‘H’ insulation and Varnishing of armature winding and drying up to desired temperature for 125 KVA DG Sets, complete all as specified and as directed.

M&L for insulation of field coils with Class ‘H’ insulation and varnishing of field coils and drying up to desired temperature for 30 KVA to 110 KVA DG Sets, complete all as specified and as directed.

M&L for insulation of field coils with Class ‘H’ insulation and varnishing of field coils and drying up to desired temperature for 125 KVA DG Sets, complete all as specified and as directed.

S&F in repair's burnt rectifier/diode sitable for 30 KVA to 125 KVA DG Sets, complete all as specified and as directed by Engr-in- charge.

Reassembling of rotor and stator after rewinding and re-fixing of Alternator with Engine by assembling flexible coupling with alternator mounting with nuts, bolts including making cable connection complete including testing and commissioning at desired load for DG set of capacity 30 KVA to 82.5 KVA , complete all as specified and as directed.

All as per item No 27 here-in-before but for capacity 125 KVA, complete all as specified and as directed.

Supply and filling anti freeze radiator coolant, complete all as specified and as directed.

S&F in repair's automatic voltage regulator suitable for 30 KVA to 82.5 KVA DG set , complete all as specified and as directed.

S&F in repair's automatic voltage regulator suitable for 125 KVA DG set, complete all as specified and as directed.

M&L for overhauling out Fuel injector pump from DG set carefully, transportation of the same to civil work-shop for repair & complete service of FIP pump and calibration on automatic setting machine, shifting of FIP pump from civil work-shop to worksite and re-fixing the same to DG set and testing complete of range 125 KVA , complete all as specified and as directed.

M&L for overhauling out Fuel injector pump from DG set carefully, transportation of the same to civil work-shop for repair & complete service of FIP pump and calibration on automatic setting machine, shifting of FIP pump from civil work-shop to worksite and re-fixing the same to DG set and testing complete of range 30 KVA to 82.5 KVA, complete all as specified and as directed.

Supply and fix in repair's automatic static battery charger system of 12/24 volts capacity suitable for DG set panel , complete all as specified and as directed.

M&L for Painting to the DG Sets of any capacities by prepration of old painted surfaces, cleaning & removing of existing rust grease oil spot etc,priming with red-oxide primer and then applying 1st grade of synthetic enamelled spray paint (two coat) of approved make, brand and colours (includes cost of paint) including fuel tank foundation base and AMF/control panel board , complete all as specified and as directed.

M&L for finding out defects of Fully Automatic Electric panel (AMF) of DG set and taking out burnt interconnection wiring including u/s and serviceable components for reuse including Rewiring of damaged portion of panel using existing size of copper cable, ferrule, lugs, insulating material, nut bolt washer of various sizes including supply and fix new relay of existing model, refixing serviceable items and testing , complete all as specified and as directed.

Supply and fix power contractor, 4 pole with AC coil, 415 V, 50 KW, 200 A and auxillary contract 2 No + 2NC, complete all as specified and as directed.

Supply and fix digital multifuntional controller meter of AMF/ control panel which displays voltage, current, KW, PF, Frequency, KWh, complete all as specified and as directed.

M&L for finding out defects of DG set Control panel and Taking out burnt wiring including u/s and serviceable components for reuse including Rewiring of panel using existing size of copper cable, ferrule, lugs, insulating material, nut bolt washer of various sizes including testing , complete all as specified and as directed.

Supply and fix in repair's ignition switch with key for DG set, complete all as specified and as directed.

Supply only diluted sulphuric acid specific gravity 1250 for lead acid batteries, complete all as specified and as directed.

Supply only distilled water for batteries in 5 litrs bottle, complete all as specified and as directed.

Supply & laying in repair's XLPE insulated armoured heavy duty 1100 V grade LT cable of size 95 sqmm 3.5 core with stranded aluminium conductor cable laid in trenches or passing through pipe or fixed on poles/walls through ducts wall/ceiling and terminating with suitable size of cable,glands and crimping the leads with aluminium lugs, complete all as specified and as directed.

M&L for earthing complete with galvanised steel earth plate electrode 60cm x 60cm x 6.3 mm thick, burried directly in ground (earth pit not less than 2.25 mtr deep below ground level ) with top edge of the plate not less than 1.5 metres below normal ground level connected to galvanised iron strip of 32 X 6 mm connected to test point by means of nut, bolts and washers made out of galvanised iron or steel all including earthing pit in PCC (1:3:6) type C1,RCC (1:2:4) type B1 precast cover slab with one handle made out of 8 mm dia round bar,20 mm dia (medium grade) protecation pipe and providing layer of charcoal or coke and salt in alternative layers,necessary earth work as shown in Electrical plate No 3 as specified or indicated including testing on completion, complete all as specified and as directed.

S&F in repair's fan belt A-41,A-44, A-42, A-40 or as per existing size for DG set of capcity 25 KVA to 125 KVA, complete all as specified and as directed.

Shifting of DG set 30 KVA to 125 KVA capacity from one location to other location by the help of hydra with in distance upto 12 KM after disconnecting all electrical connections and refixing DG set properly and electrical connection, complete all as specified and as directed.

Dismantling the broken door of sound proof canopy of the DG set ranging from 30 KVA to 125 KVA and taking it to nearest workshop for repair. Repairing the door with new hinges & nut bolts etc and re-assembling the same at existing position & testing for proper opening & closing of the doors, including repair of the locking system, complete all as specified and as directed. Note: The rate quoted deemed to include the cutting/ drilling/welding work, if any.

Supply & fix in repair's 150 AH Battery , complete all as specified and as directed.

Supply & fix in repair's 88 AH Battery , complete all as specified and as directed.

M&L for rendering 15 mm thick cement plaster in CM 1:4 on fair faces of brick/concrete work surfaces, complete all as specified and as directed.

M&L for brick work with sub class 'B' bricks, straight or curved in cm 1:6 straight or cuved on plan to exc 6m mean radius, complete all as specified and as directed.

M&L for PCC 1:3:6 type C1 using 20 mm graded stone aggregate for fixing of steel frames, complete all as specified and as directed.

M&L for Cement concrete 1:4:8 type D-2 using 40mm graded stone aggregate as in foundation filling and mass concrete, complete all as specified and as directed.

M&L for On load Change Over switch In Sheet Enclosure rating of 200 A , 4 pole , 415 V after taking out old U/S , complete all as specified and as directed.

Schedule of Credit

M/S BISWAS AND KUNDU CONSTRUCTION

M/S JK TRADING

BHARAT TRADERS