8172/2022-23/E8 SERVICING/MAINT/REPLACEMENT OF LT PANEL CHANGEOVER SWITCHES AND CONNECTED WORK AT KARU AND SHESHERTHANG AND REPAIR/MAINT TO CENTRAL HEATING PLANT OF MS PIPE , BURNER ASSEMBLY AND CONNECTED WORK AT CERTAIN UNIT AT KARU UNDER GE 860 EWS

Amount

Dismantling disconnecting UNSV/damage change over switch & Supply and fix ON LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 630 Amps complete all as specified.

Dismantling disconnecting UNSV/damage change over switch & Supply and fix ON LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 400 Amps complete all as specified.

Dismantling disconnecting UNSV/damage change over switch & Supply and fix ON LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 250 Amps complete all as specified.

Dismantling disconnecting UNSV/damage change over switch & Supply and fix ON LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 200 Amps complete all as specified.

Dismantling disconnecting UNSV/damage change over switch & Supply and fix ON LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 125 Amps complete all as specified.

Dismantling disconnecting UNSV/damage change over switch & Supply and fix ON LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 63 Amps complete all as specified.

Dismantling disconnecting UNSV/damage change over switch & Supply and fix OFF LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 630 Amps complete all as specified.

Dismantling disconnecting UNSV/damage change over switch & Supply and fix OFF LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 400 Amps complete all as specified.

Dismantling disconnecting UNSV/damage change over switch & Supply and fix OFF LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 320 Amps complete all as specified.

Dismantling disconnecting UNSV/damage change over switch & Supply and fix OFF LOAD change over switch 415V in sheet metal enclosures 4 pole of capacity 200 Amps complete all as specified.

Supply, installation, testing and commissioning, in replacement, of Feeder Pillar box , cubical type, factory made, outdoor type, dust and vermin proof, fabricated out of mild steel sheet not less than 3.15 mm thick, and mild steel angle iron frame complete with openable shutters in front and rear having proper locking arrangement including 04 Nos legs made out of angle iron of suitable size and height of each leg shall be grouted in PCC. Feeder Pillar box shall be epoxy powder coated and connecting all incomming and outgoing cables with suitable size of Aluminium lugs complete all as specified and as directed by Engineer-in-Charge and comprising of following accessories/fittings. (a) Draw out chasis 4 pole for NW ACB energy- management and network-analysis functions ACB 4 pole, 1000 Amps, 415 Volt, AC,65 KA = 01 Nos (I/C)

Material and labour for replacement of fuel filter for 250 KVA DG Set , Make:-Greaves and change of fuel filter after every 250 Hrs complete all as specified and as directed by Engr-in-Charge.

Material and labour for replacement of lub oil filter for 250 KVA DG Set ,change of lub oil filter after every 250 Hrs complete all as specified and as directed by Engr-in-Charge, including lubricating and greasing to all parts.

Material and labour for replacement of air cleaner filter for 250 KVA DG set change of fuel filter after every 500 Hrs complete all as specified and as directed by Engr-in-Charge.

S & F Lead acid battery 12 Volt 150 AH with initially charged, complete all as specified and directed by Engr-in-Charge. Make-Exide/Toshiba/Sukam

Repair/servicing self starter by supply and fixing including taking out the following parts ,(a). Field Coil (b).Armature Winding (c ). Bush (d). Solenoid switch (Gear) for 250 DG Sets Make :Greaves, complete all as specified and directed by Engr-in-Charge.

Calibration of PT pumps, replacement of PT pump kit, gasket set, washers, nuts,plungers,delivery valves, oil pump , O ring and set the oil pressure with testing suitable for 250 KVA DG set complete all as specified and as directed by Engr-in-Charge. Make- Greaves

Calbiration of injector assembly including replacement of injector cups, barrel,nozzles, O-rings screen filter and setting the oil pressure with testing suitable for 250 KVA DG Greaves set complete all as directed by Engr-in-Charge.

Disconnecting the muffler after disconnecting the same taking down the muffler from the silencer, taking out the carbon from the muffler through blow lamp, after cleaning the muffler , painting of muffler with two coats of alumium paint over coat of red oxide and refixing the same complete all as directed of capacity 250 KVA DG set.

S&F in replacement of fan belt B-43 cut type CP No. 178597.Make-Fenner/KCL

S&F in replacement of fan belt C-92 cut type for 250 KVA DG set CP No. 178624. Make-Fenner/KCL

Dismantling the radiator from the engine of 250 KVA DG set Greaves installed at ASC power house and transporting the radiator from site to workshop. Dismantling the radiator in and including descaling ,gas welding the leaking tube whichever required for proper functioning of radiator. After repair retransportation from workshop to site and fixing the same with engine as existing and reseting to complete satisfaction of Engr-in-Charge.

Dismantling and taking down the Alternator from the engine of 250 KVA DG set and transporting the alternator from site to workshop. Dismantling the alternator and replace the following unserviceable worn out spare parts:- (a) NDE bearing Cat Part No 04.805.22.0.00 (b) NDE Shield Cat Part No 06.825.12.0.00 (c) Disc - 06 Nos (d) Shim - 06 (e) Diode (+ve & -ve) - 06 Nos (f) Coupling hub Cat Part No : 06.825.06.0.00 Make : Greaves

Dismantling/Disconnecting UNSV Turbocharger from the DG Set of cap 250 KVA Make: Greaves and Supply and fixing the Turbocharger of same cap and size complete all as specified and as directed by Engr-in-Charge.

Supply and fixing for replacement of copper battery lead 3 Metre long PVC insulated multi stranded with brass clamp incl necessary bolts & nuts and fixing lugs etc complete all as specified and as directed by Engr-in-Charge.

Dismantling/Disconnecting all the electric connection of LT cable 300 sq mm taking out the cable from the ducket dismantle all the UNSV lugs from the cable supply and fixing the new lugs of suitable size with the help of cripling tool complete all as specified and as directed by Engr-in-Charge.

Dismantling/Disconnecting all the electric connection of LT cable 185 sq mm taking out the cable from the ducket dismantle all the UNSV lugs from the cable supply and fixing the new lugs of suitable size with the help of cripling tool complete all as specified and as directed by Engr-in-Charge.

Dismantling/Disconnecting all the electric connection of LT cable 120 sq mm taking out the cable from the ducket dismantle all the UNSV lugs from the cable supply and fixing the new lugs of suitable size with the help of cripling tool complete all as specified and as directed by Engr-in-Charge.

Dismantling/Disconnecting all the electric connection of LT cable 95 sq mm taking out the cable from the ducket dismantle all the UNSV lugs from the cable supply and fixing the new lugs of suitable size with the help of cripling tool complete all as specified and as directed by Engr-in-Charge.

Dismantling/Disconnecting all the electric connection of LT cable 70 sq mm taking out the cable from the ducket dismantle all the UNSV lugs from the cable supply and fixing the new lugs of suitable size with the help of cripling tool complete all as specified and as directed by Engr-in-Charge.

Repair and Top overhauling of Diesel Engine driven generating set 6 cylinder of cap 125 KVA Eng No. 003/0027/DG/13 1 Make - Cummins installed at CMIR power house complete with the following works and replacement of minor spare parts under para Note (ii) and major parts under para 34.01 to 34.24:- (a) Disconnecting the electric connection of the alternator, decoupling from engine and disconnecting unsv/serviceable parts for repair/ replacement such as inlet/outlet manifold, turbocharger, FIP, air cleaner, fuel injectors, cylinder head, tappet cover, cylinder linner, piston assy, connecting rod assy, exhaust valve seat, insert valve seat, fuel pump, L.O. pump, oil pump, piston assy, crank shaft etc. at site and cleaning the reusable parts with Keroscene oil for reuse all as specified and directed by Engr-in-charge. (b) Transportation of unserviceable parts such as cylinder block, cylinder head, oil pump , FIP, L.O. pump, oil pump, injector nozzles, crank shaft etc. obtain from the above DG sets at site i.e. GE 860 EWS to Cummins company or Cummins authorised Work shop at Chandigarh for repair, rectification of defects and retransportation of repaired parts/assembled engine from workshop to installation (GE 860 EWS at Karu) complete.

(c) Computarised checking of cylinder block for its defects/ leakage in oil and rectification of the same by X ray welding or otherwise as per manufacturer's specification. (d) Grinding, polishing & facing of cylinder heads in and including replacement of seats and minor repair to cylinder head all as directed by Engr-in-Charge. (e) Re-assembling the Engine and alternator complete and connecting the alternator and coupling with engine complete after repair/ replacement of serviceable/unsv spare parts incl testing and commissioning of DG set on full load upto desired satisfaction of Engr-in-Charge complete. Note:- (i) The major spare parts required for overhauling of engine shall be measured and paid separately under Sch A Part I Item No.34.01 to 34.24 here-in- after (ii) Minor spare parts such as plain machined washer, set screw, joint, set bolt, O rings, washer, spring dowel, dowel pin, bolts, pins, nuts, banjo bolts, copper washer etc for proper functioning of DG sets deemed to be included in the item rate.

Supply only following spare parts for 125 KVA DG sets for proper functioning of the DG set and replacement under Sch of work item No. 33

Set Main bearing

Bearing connecting rod

Bushing connecting rod

Cylinder liner assy

Kit piston engine (Piston, piston pin, Piston ring)

Valve exhaust

Valve inlet

Valve guide stem

Inlet & exhaust valve seat

Gasket cylinder

Thrust washer

Push rod

Water sealing

Baffle breather

Screen Breather

Bushing camshaft

Set of water hose

Set of fuel flexible pipe , Manifold fuel pipe.

High pressure pipe ,Manifold fuel pipe.

Gasket kit (Upper and lower)

Main oil seal

Fuel filter

Oil filter

Air cleaner filter

Calibiration of injector assembly including replacement of injector cups, barrel,nozzles, O-rings screen filter and setting the oil pressure with testing suitable for 125 KVA DG Set , Make:- Cummins complete all as directed by Engr-in-Charge.

Dismantling/Disconnecting UNSV self starter from the DG Set of 125 KVA Supply and fixing the New of same cap complete all as directed by Engr-in-Charge. Make : Cummins.

Dismantling/Disconnecting UNSV FIP from the DG Set of 125 KVA Supply and fixing the New of same cap complete all as directed by Engr-in-Charge. Make : Cummins.

Dismantling the radiator from the engine of 125 KVA DG set installed at CMIR Power house and transporting the radiator from site to workshop. Dismantling the radiator in and including descaling ,gas welding the leaking tube whichever required for proper functioning of radiator. After repair retransportation from workshop to site and fixing the same with engine as existing and reseting to complete satisfaction of Engr-in-Charge.

Dismantling/Disconnecting the UNSV crank shaft of the DG Set supply and fixing new of same cap as specified and as directed by Engr-in-charge Make Cummins.

Dismantling disconnecting Turbo charger from 125 Kva DG Sets supply and fixing new of same cap complete as specified and as directed by Engr-in-charge.Make Cummins.

Repair and Top overhauling of Diesel Engine driven generating set 6 cylinder of cap 63 KVA Eng No. 003L/4184/DG/08 1Make - Kirloskar installed at TCP Water point complete with the following works and replacement of minor spare parts under para Note (ii) and major parts under para 42.01 to 42.24 :- (a) Disconnecting the electric connection of the alternator, decoupling from engine and disconnecting unsv/serviceable parts for repair/ replacement such as inlet/outlet manifold, turbocharger, FIP, air cleaner, fuel injectors, cylinder head, tappet cover, cylinder linner, piston assy, connecting rod assy, exhaust valve seat, insert valve seat, fuel pump, L.O. pump, oil pump, piston assy, crank shaft etc. at site and cleaning the reusable parts with Keroscene oil for reuse all as specified and directed by Engr-in-charge. (b) Transportation of unserviceable parts such as cylinder block, cylinder head, oil pump , FIP, L.O. pump, oil pump, injector nozzles, crank shaft etc. obtain from the above DG sets at site i.e. GE 860 EWS to Kirloskar company or Kirloskar authorised Work shop at Chandigarh for repair, rectification of defects and retransportation of repaired parts/assembled engine from workshop to installation (GE 860 EWS at Karu) complete.

(c) Computarised checking of cylinder block for its defects/ leakage in oil and rectification of the same by X ray welding or otherwise as per manufacturer's specification. (d) Grinding, polishing & facing of cylinder heads in and including replacement of seats and minor repair to cylinder head all as directed by Engr-in-Charge. (e) Re-assembling the Engine and alternator complete and connecting the alternator and coupling with engine complete after repair/ replacement of serviceable/unsv spare parts incl testing and commissioning of DG set on full load upto desired satisfaction of Engr-in-Charge complete. Note:- (i) The major spare parts required for overhauling of engine shall be measured and paid separately under Sch A Part I Item No. 42.01 to 42.24. (ii) Minor spare parts such as plain machined washer, set screw, joint, set bolt, O rings, washer, spring dowel, dowel pin, bolts, pins, nuts, banjo bolts, copper washer etc for proper functioning of DG sets deemed to be included in the item rate.

Supply only following spare parts for 63 KVA DG sets for proper functioning of the DG set and replacement under Sch of work item No. 41

Set Main bearing

Bearing connecting rod

Bushing connecting rod

Cylinder liner assy

Kit piston engine (Piston, piston pin, Piston ring)

Valve exhaust

Valve inlet

Valve guide stem

Inlet & exhaust valve seat

Gasket cylinder

Thrust washer

Push rod

Water sealing

Baffle breather

Screen Breather

Bushing camshaft

Set of water hose

Set of fuel flexible pipe , Manifold fuel pipe.

High pressure pipe ,Manifold fuel pipe.

Gasket kit (Upper and lower)

Main oil seal

Fuel filter

Oil filter

Air cleaner filter

Calibiration of injector assembly including replacement of injector cups, barrel,nozzles, O-rings screen filter and setting the oil pressure with testing suitable for 63 KVA DG Set , Make:- Kirloskar complete all as directed by Engr-in-Charge.

Dismantling/Disconnecting UNSV self starter from the DG Set of 63 KVA Supply and fixing the New of same cap complete all as directed by Engr-in-Charge. Make : Kirloskar.

Dismantling/Disconnecting UNSV FIP from the DG Set of 63 KVA Supply and fixing the New of same cap complete all as directed by Engr-in-Charge. Make : Kirloskar

Dismantling/Disconnecting the UNSV crank shaft of the DG Set 63 KVA supply and fixing new of same cap as specified and as directed by Engr-in-charge Make Cummins.

Dismantling disconnecting Turbo charger from 63 Kva DG Sets supply and fixing new of same cap complete as specified and as directed by Engr-in-charge.Make Kirloskar.

Disconnecting, dismantling all the inlet outlet exhauste pipes connected with the unserviceable/leaking corecooler of DG Sets of capacity 1010 KVA installed at Sat Bty & Div Power houses. Taking out unserviceable/leaking corecooler from the DG Set. Supply and fixing new corecooler of same capacity and size of unserviceable corecooler replaced from the DG Sets of capacity 1010 KVA incl fixing the replaced inlet and out let exhauste pipe. Complete all as specified and as directed by Engr-in-charge Make: Cummins .

Dismantling disconnecting and taking out the unservicable Burner Assy 200000K/Cal/Hr from the oil fired boiler installed at CHS installation.Supply and fixing 200000 K/Cal/Hr complete all as specified and as directed by Engr-in-charge

Taking up or down old unserviceable M S tubing connection including disconnection of fittings from tubing where required and cleaning for refixing or removal from site complete as directed by Engr-in-Charge of following sizes :-

MS Pipe of 80 mm bore

MS Pipe of 100 mm bore

MS Pipe of 125 mm bore

Refixing/Relaying of old M S tubing and connections in new or old position including new tightening rubber complete all as directed by Engr-in-Charge.

MS pipe of 80 mm bore

MS pipe of 100 mm bore

Supply and lay M S Pipes heavy grade with all fittings laid in floors or fixed to walls and ceilings etc with support of angle frame complete all as directed by Engr-in-Charge.

MS Pipe of 80 mm bore

MS Pipe of 100 mm bore

MS Pipe of 125 mm bore

M & L for Insulation of MS Pipe with PUF slab 40 mm thick with and including applying bituminuous compound and GI cladding with 26 gauge Aluminium sheet complete of sizes 80 mm complete all as specified and as direcred by Engr-in-charge.

M & L for Insulation of M S Pipe with PUF slab 40 mm thick with and including applying bituminuous compound and GI cladding with 26 gauge Aluminium sheet complete of sizes 100 mm complete all as specified and as direcred by Engr-in-charge.

M & L for Insulation of M S Pipe with PUF slab 40 mm thick with and including applying bituminuous compound and GI cladding with 26 gauge Allumininium sheet complete of sizes 125 mm complete all as specified and as direcred by Engr-in-charge.

Dimantling/disconnecting unserviceable valve and supply and fix cast iron gun metal butterfly valve of size 100 mm dia with CI drilled flanged ends (integrally cast) class PN-I.6, conforming to IS : 13095 / BS: 5155 with stainless steel spindle and iron wheel non rising type including jointing material complete such as rubber or fibre board insertion packing rings with requisite numbers of nuts, bolts & washers etc including taking out existing unserviceable valve complete all as specified and directed. Make : KIRLOSKAR/BIR/LEADER

Dimantling/disconnecting unserviceable valve and supply and fix cast iron gun metal butterfly valve of size 80 mm dia with CI drilled flanged ends (integrally cast) class PN-I.6, conforming to IS : 13095 / BS: 5155 with stainless steel spindle and iron wheel non rising type including jointing material complete such as rubber or fibre board insertion packing rings with requisite numbers of nuts, bolts & washers etc including taking out existing unserviceable valve complete all as specified and directed. Make : KIRLOSKAR/BIR/LEADER

Dimantling/disconnecting all the electrical and pipe connection from the unserviceable Glycol circulating motor of 7.5 HP (kirloskar). Taking the motor to the authorised workshop at leh winding the same with copper wire of same size and turns including varnishing . shifting the same to the installation and fixing at the site complete all as specified and as directed by Engr-in-charge.