SERVICE/REPAIR/MAINT OF DG SETS OF VARIOUS CAPACITIES AND ALLIED WORKS AT PH-II AREA UNDER GE PANAGARH

Amount

Routine maintenance 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. (i) 125 KVA TO 320 KVA DG Set Make : GREAVES COTTON LTD/KIRLOSKAR

(ii) 25 KVA TO 82.5 KVA DG Set Make : GREAVES COTTON LTD/KIRLOSKAR/MAHINDRA POWEROL

Supply in replacement of fuel filter primary & secondary for DG set of capcity 25 KVA to 320 KVA.

Supply in replacement of oil filter for DG set of capcity 25 KVA to 320 KVA.

Supply and re-filling of engine oil 15W/40W in sealed drum after taking out un-serviceable engine oil from oil sump. Make: Valvoline /Castrol super/equivalent as approved by GE.

Supply in replacement of Air filter for DG set of capcity 25 KVA to 320 KVA.

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 all 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 all as specified and as directed by Engr-in-charge.

M & L for dismentaling the unserviceable radiator for DG set of undermentioned 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 for the following sets. (i) 25 KVA to 320 KVA DG Set

M & L for dismantling turbocharger assembly from the DG set of undermentioned 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). (a) 40 to 125 KVA DG Set Make: KIRLOSKAR

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 (Note:- Asbestos rope and powder rate will be inclusive).

M & L for Dismantling of injector assembly of the DG set of under mentioned 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. (Note:- Spares required will be measured under separate item). (a) 125 KVA TO 320 KVA DG Set Make: GREAVES COTTON LTD/KIRLOSKAR

(b) 40 KVA TO 82.5 KVA DG Set Make :GREAVES COTTON LTD/ MAHINDRA POWEROL/KIRLOSKAR

M & L for repair/dismantling of 25 to 320 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. (a) 125 KVA TO 320 KVA DG Set Make: GREAVES COTTON LTD/KIRLOSKAR

(b) 25 KVA TO 82.5 KVA DG Set Make :GREAVES COTTON LTD/ MAHINDRA POWEROL/KIRLOSKAR

M & L for replacement of unservicable parts with the new one, conforming to their respective part Nos for the following mentioned items after dismantling the DG sets incorporated in the above item, and taking out the unservicable parts for the 125 KVA DG set ( 2 Nos) :- (a) Cylinder liner assembly

(b) Piston

(c) Piston Ring

(d) CR bearing

(e) Head Gasket

(f) Valve inlet

(g) Valve Guide.

(g) Valve Exhaust

(h) Oil seal assembly

(j) Nozzle 'o' Ring

(k) Hose pipe with clamps

(l) Thrust Washer

(m) Nozzle valve

(n) Fuel pipe (inlet & outlet pair)

(o) Flexible pipe

(p) Thermostate valve

(q) Radiator Fan

(r) Valve solenoid

(s) Plunzer fuel control

(t) Lub oil pipe

M & L for replacement of unservicable parts with the new one, conforming to their respective part Nos for the following mentioned items after dismantling the DG sets incorporated in the above item, and taking out the unservicable parts for the 40 KVA to 82.5 KVA DG set ( 3 Nos) :- (a) Cylinder liner assembly

(b) Piston

(c) Piston Ring

(d) CR bearing

(e) Head Gasket

(f) Valve inlet

(g) Valve Guide.

(h) Valve Exhaust

(j) Oil seal assembly

(k) Nozzle 'o' Ring

(l) Hose pipe with clamps

(m) Thrust Washer

(n) Nozzle valve

(o) Fuel pipe (inlet & outlet pair)

(p) Flexible pipe

(q) Thermostate valve

(r) Radiator Fan

(s) Valve solenoid

(t) Plunzer fuel control

(u) 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 125KVA to 320 KVA .

All as per above Item No 15.00 mentioned here-in-above but for capacity 25KVA to 82.5 KVA.

Taking out burnt armature, winding wire and rewinding of armature with super enameled copper winding wire of existing gauge for above 25 KVA to 320 KVA wire DG sets. (Make: Atlas/Devi Dayal).

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. Make Atlas/Devi Dayal.

M&L for insulation of armature with Class ‘H’ insulation and Varnishing of armature winding and drying up to desired temperature for 25 KVA to 82.5 KVA DG Sets.

All as per item No 19.00 mentioned here-in-above but of capacity 125 KVA to 320 KVA DG Sets.

M&L for insulation of field coils with Class ‘H’ insulation and varnishing of field coils and drying up to desired temperature for 25 KVA to 82.5 KVA DG Sets.

All as per item No 21.00 mentioned here-in-above but of capacity 125 KVA to 320 KVA DG Sets.

S&F in replacement of burnt rectifier/diode sitable for 25 KVA to 320 KVA DG Sets 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 25 KVA to 82.5 KVA .

All as per item No 24.00 mentioned here-in-above but for capacity 125 KVA to 320 KVA DG Sets.

Supply and filling anti freeze radiator coolant Make:-HP/Servo/Castrol

M&L for in replacement of automatic voltage regulator suitable for 25 KVA to 82.5 KVA DG set complete all as specified.

M&L for in replacement of automatic voltage regulator suitable for 125 KVA & 320 KVA DG set complete all as specified.

M&L for over haulaing 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 & 320 KVA complete all as specified.

M&L for over haulaing 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 25 KVA, 40 KVA, 50 KVA, 62.5 KVA, 63 KVA & 82.5 KVA complete all as specified.

Supply and fix in repair of old u/s automatic static battery charger system of 12/24 volts capacity suitable for DG set panel complete all as specified and 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 aluminium red-oxide 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 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 directed.

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

Supply and fixing 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 directed.

Supply and fix in repair of ignition switch with key for DG set

Supply only diluted sulphuric acid specific gravity 1250 for lead acid batteries.

Supply only distilled water for batteries in 5 litrs of can.

Supply & laying in repair 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.

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 complete as shown in Electrical plate No 3 as specified or indicated including testing on completion.

S&F in replacement of fan belt A-41,A-44, A-42, A-40 or as per existing size for DG set of capcity 25 KVA to 320 KVA.

Shifting of DG set 40 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 completely.

Dismantling the broken door of sound proof canopy of the DG set ranging from 40 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. Note: The rate quoted deemed to include the cutting/ drilling/welding work, if any.

Supply & fixing in repair of 180 AH Battery all as specified. Make:-Exide/Amaron/TATA Greens or equivalent

Supply & fixing in repair of 150 AH Battery all as specified. Make:-Exide/Amaron/TATA Greens or equivalent

Supply & fixing in repair of 88 AH Battery all as specified. Make:-Exide/Amaron/TATA Greens or equivalent

M&L for rendering 15 mm thick cement plaster in CM 1:4 on fair faces of brick/concrete work surfaces.

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.

PCC 1:3:6 type C1 using 20 mm graded stone aggregate for fixing of steel frames

M&L for Cement concrete 1:4:8 type D-2 using 40mm grade stone aggregate as in foundation filling and mass concrete.

M & L for On load Change Over switch in existing panel rating of 200 A , 4 pole , 415 V after taking out old U/S.

Supply and fixing in repair Glow sign board in Blue base with White letters including frame work with 0.7 mm thick GI plain sheet including errection at site at any position & testing complte . (Note Necessary nut,bolt, washer, faster, washers, fastner welding etc & internal lighting and electrical wiring etc required deemed to be included into item rate.)

S & F LT Indoor type Panel board (shock proof, rust proof, corrosion free, acid & chemical resistant, fire retardant, having high impact made of halogen and silica free recycle material, UV resistant) polycarbonate body suitable size floor mounted having high grade gasket made of polyurethane should withstand glow wire test at 960 centigrade. should be flame retardant, approved by (CPRI) type tested as per IEC-60 439-1, IP54(EN60529) with following accessories with commissioning and testing complete 1. Temperature rise 2. Dielectric Properties 3. Short circuit test 4. Effectiveness of Protective Circuits 5. Clearance & Creepage Distance 6. Mechanical Operation 7. Polycarbonate thermoplastic Board a) Incoming MCCB 200 Amps, 415 V, 3 phase, 50 Hz, Four Pole, 25 KA- 1 No, b) Outgoing (i) MCCB 125Amps,415 V, 3 phase, 50 Hz, 3 Pole, 25 KA- 2 No, (ii) MCB 40Amps,TPN - 02 Nos c) Change over switch 200 Amps 4 pole - 01 Nos d) Fully Automatic Star delta Starter In PVC sheet Enclosure Type MN Motor rating AC-3,Duty 415v, 50 Hz 3 Phase to 50 HP,Relay range of 30-63 A.- 02 Nos e) Copper Busbar rating- 400 Amps- 04 Nos f) LED Indicating lamp- 03 Nos g) Digital Ammeter - 1 Nos h) MCB SP 6 Amps for fuse unit - 6 Nos i) Digital Voltmeter - 01 Nos l) CTR 200/5 Amps - 03 Nos

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