REPAIR/MAINTENANCE OF DG SETS AND ASSOCIATED WORKS AT STNS UNDER GE (AF) CHABUA

Amount

M&L for servicing of diesel engine driven Gen set 3 phase 415 volts, 50 Hz AC supply by cleaning thoroughly and replacing fuel filters, air filters, oil filters draining out engine oil etc. and replacing with new oil, tightening of all gaskets, connection of battery terminals, electric cable connections foundation bolts, coupling bolts etc including test running and tappet setting of alternator by checking and setting of voltage and frequencies complete all as specified and as directed for following capacities of DG sets :- Make of DG Sets:- Kirloskar/Crompton greaves/Cummins. Note:- Engine oil, Fuel filters, Air filters, oil filters replaced will be measured and paid separately under respective item of sch 'A'.

750 KVA DG SET

250 KVA DG SET

160/180/200 KVA DG SET

100/125 KVA DG SET

62.5/63/75 KVA DG SET

30/35/40 KVA DG SET

Supply only Diesel Filter suitable for 30 KVA to 125 KVA DG set complete all as specified and as directed.

Supply only Diesel Filter suitable for 160 KVA to 750 KVA DG set complete all as specified and as directed.

Supply only Lube Oil filter suitable for 30 KVA to 130 KVA DG set complete all as specified and as directed.

Supply only Lube Oil Filter suitable for 200 KVA to 750 KVA DG set complete all as specified and as directed.

Supply only Air Filter suitable for 30 KVA to 125 KVA DG set complete all as specified and as directed.

Supply only Air Filter suitable for 160 KVA to 750 KVA DG set complete all as specified and as directed.

Supply and fixing in replacement of maintenance free battery with initially charged of capacity 180 AH, 12 Volt complete all as specified and as directed.

Supply and fixing in replacement of maintenance free battery with initially charged of capacity 150 AH , 12 Volt complete all as specified and as directed.

Supply and fixing in replacement of maintenance free battery with initially charged of capacity 88 AH , 12 Volt complete all as specified and as directed.

Dismantling of FIP (Fuel Injector pump) from Engine of any capacity carefully by unscrewing nut, bolt and washer and carry to authorized workshop for repair as details given below :-

Supply & replacing unserviceable Nozzle

Supply & replacing element

Supply & replacing delivery valve

Supply & replacing tappet roller

Supply & replacing holder ring & sheet washer

Supply & replacing oil seal

Supply & replacing starting spring

Supply & replacing packing kit

Supply & replacing feed pump kit

Calibration of FIP by washing, sealing and replacement of repair kit complete and testing on test bench complete all as specified and as directed.

Supply and replacing unserviceable Self starter assembly 12 Volts suitable for Diesel Engine complete all as specified and as directed.

Supply and replacing unserviceable Alternator assembly 12 Volts suitable for Diesel Engine complete all as specified and as directed.

M&L for replacement of UNSV radiator hose pipe set complete for DG sets of following capacities:-

750 KVA DG set

250 KVA DG set

160 to 200 KVA DG set

100/125 KVA DG set

62.5 to 75 KVA DG set

30 to 40 KVA DG set

M & L for replacement of UNSV fan belts for DG sets of following capacities:-

Fan belt for 750 KVA DG Set

Fan belt for 250 KVA DG Set

Fan belt for 160 to 200 KVA DG Set

Fan belt for 100/125 KVA DG Set

Fan belt for 62.5 to 75 KVA DG Set

Fan belt for 30/35/40 KVA DG Set

M&L in replacement of stranded copper conductor battery lead for 24 volts DC grade red for (+)ve terminal and black for (-)ve terminal fitted with battery terminal at one end & battery lug at other end length 1.5 mtr complete all as specified and as directed.

M&L for cleaning of radiator by cleaning agent/Radiwash including removal / dismantling of radiator from engine transporting to work shop or cleaned at site, soldering / brazing, testing for any leakage, remounting to its original position as per entire satisfaction of Engr-in-charge for following capacity of DG Set:-

250 KVA DG Set

125 to 200 KVA DG Set

63/62.5/75KVA DG Set

30/35/40 KVA DG Set

M & L for replacement of set of hose clips for DG sets of following capacities:-

250 KVA DG Set

125 to 200 KVA DG Set

63/62.5/75KVA DG Set

30/35/40 KVA DG Set

M&L for replacing coolant in DG sets of any capacity complete all as specified and as directed.

M&L to drain out the old used engine oil from sump of DG sets & cleaning & refilling with new engine oil 15 W 40 up to required level including top up complete all as specified and as directed.

M&L for replacement of defective self starter assembly by new self starter assembly 24 volts complete all as specified and as directed.

M&L for replacement of defective alternator assembly by new alternator assembly 24 volts complete all as specified and as directed.

M&L for replacement of coil Relay - 24 volts, 5 Amp 240 volt AC, 5Amp 30 volts DC for upto 250 KVA AMF panel complete all as specified and as directed.

M&L in for replacement of timer switch 0 to 80 seconds upto 250 KVA AMF panel complete all as specified and as directed.

M&L for servicing of AMF panel of DG set 250 KVA, setting of time delay switch, tightening of all electrical incoming & outgoing connections including replacement of cable lugs & adjustment of solenoid switches & Relays complete all as specified and as directed.

M&L for servicing of AMF panel of DG set 160 to 200 KVA , setting of time delay switch, tightening of all electrical incoming & outgoing connections including replacement of cable lugs & adjustment of solenoid switches & Relays complete all as specified and as directed.

M&L for servicing of AMF panel of DG set 62.5 to 125 KVA, setting of time delay switch ,tightening of all electrical incoming & outgoing connections including replacement of cable lugs & adjustment of solenoid switches & Relays complete all as specified and as directed.

M & L for painting of Generating set of capacity 160 KVA to 250 KVA complete in existing colour with two coat of synthetic enamelled paint by spray machine over one coat of primer after preparation of surfaces installed at AF Stn chabua complete all as specified and as directed.

M & L for painting of Generating set of capacity 30 KVA to 125 KVA complete in existing colour with two coat of synthetic enamelled paint with spray machine over one coat of primer after preparation of surfaces at AF Stn chabua complete all as specified and as directed.

M&L in repair rewiring of DG control panel of any capacity with 10 sqmm, 6 sqmm, 4sqmm, 1.5 sqmm copper wire with proper size of lugs/socket/clamps etc complete all as specified and as directed.

Supply and replacing in repair four pole change over with advance Neutral On load change over switch I-O-II, Current Rating 125 Amps, 415 Volts Cat No. IHCFNO0125 of make of Havells or equivalent in approved make list complete all as specified and as directed.

Supply and replacing in repair four pole change over with advance Neutral On load change over switch I-O-II, Current Rating 160 Amps, 415 Volts Cat No. IHCFNO0160 of make of Havells or equivalent in approved make list complete all as specified and as directed.

Supply and replacing in repair four pole change over with advance Neutral On load change over switch I-O-II, Current Rating 400 Amps, 415 Volts Cat No. IHCFNO0400 of make of Havells or equivalent in approved make list complete all as specified and as directed.

Supply and replacing in repair four pole change over with advance Neutral On load change over switch I-O-II, Current Rating 630 Amps, 415 Volts Cat No. IHCFNO0630 of make of Havells or equivalent in approved make list complete all as specified and as directed.

Supply & fixing spare parts & accessories of OEM/equivalent of approved make for repair of DG set under serial items No. 1.02 & 1.03 here-in-before complete all as specified and as directed. Notes:- All spares & accessories shall be fixed in the DG set only after prior inspection & approval of Engineer-in-Charge for which these shall be produced by the contractor at store yard of AGE E/M (AF) Chabua.

Kit Fuel filter

Kit Lube oil filter

Kit bypass filter

Kit Air cleaner

Air filter

Upper Gasket set (Cylinder head)

Valve exhaust

Valve inlet

Valve seat Exhaust

Valve seat Inlet

Guide valve

Collet Valve

Spring valve

Kit turbo charging

Collar thrust

Kit injector repair

Kit Piston and ring set

Kit Cylinder liner

Kit Sump Gasket

Barrel sleeve

Gasket Set

Governor Pressure valve (Hydraulic Governor)

Gear assembly

Ball bearing

Supply & fixing spare parts & accessories of OEM/equivalent of approved make for repair of DG set under serial items Nos 1.04, 1.05 & 1.06 here-in-before complete all as specified and as directed. Notes:- All spares & accessories shall be fixed in the DG set only after prior inspection & Approval of Engineer-in-Charge for which these shall be produced by the contractor at store yard of AGE E/M (AF) Chabua.

Kit Fuel filter

Kit Lube oil filter

Kit bypass filter

Kit Air cleaner

Air filter

Upper Gasket set (Cylinder head)

Valve exhaust

Valve inlet

Valve seat Exhaust

Valve seat Inlet

Guide valve

Collet Valve

Spring valve

Kit turbo charging

Collar thrust

Kit injector repair

Kit Piston and ring set

Kit Cylinder liner

Kit Sump Gasket

Barrel sleeve

Gasket Set

Governor Pressure valve (Hydraulic Governor)

Gear assembly

Ball bearing

Supply and fixing SMPS electronic battery charger 12 V, 10 Amps complete with all connecting accessories and connecting wire all as specified and as directed. Note:- charger shall be fixed in existing panel.

Supply and fixing SMPS electronic battery charger 24 V, 10 Amps complete with all connecting accessories and connecting wire all as specified and as directed. Note:- charger shall be fixed in existing panel.

Supply and fixing Oil temp sensor for DG Set upto to 125 KVA suitable for DG sets of make:- Kirloskar/CG/Cummins complete all as specified and directed.

Supply and fixing Oil temp sensor for DG Set above 125 to 250 KVA suitable for DG sets of make:- Kirloskar/CG/Cummins complete all as specified and directed.

Supply and fixing Oil temp sensor for DG Set above 250 to 380 KVA suitable for DG sets of make:- Kirloskar/CG/Cummins complete all as specified and directed.

Supply and fixing solenoid coil suitable for DG Set upto 250 KVA complete all as specified and as directed.

M & L in repairing of door of DG set canopy by Providing new hinges by making necessary arrangement complete all as directed.

M & L in replacement door locks for DG sets of various capacities as per existing complete all as specified and directed.

M & L in replacement fuel indicator dial type for DG sets of various capacities as per existing complete all as specified and directed.

M & L in replacement Battery Charging meter dial type as per existing complete all as specified and directed.

M & L in replacement diesel pipe metal mesh types both side connecting arrangement of length as required on site complete all as specified and directed.

M & L in replacement AVR suitable for DG Set of capacity upto 100 KVA complete all as specified and directed.

M & L in replacement AVR suitable for DG Set of capacity above 125 KVA to 200 KVA complete all as specified and directed.

Supply & fixing in repair actuator suitable for 250 KVA DG Set complete all as specified and directed.

M&L for rewinding of DG set Alternator of any capacity by Super enemelled copper wire of existing gauge including taking out U/S winding wire and providing all insulation material as required on site, including taking Alternator from AF Stn chabua Area to work shop and back complete all as specified and directed.

Supply and fixing in repair of 4 Pole Power Contactors, 100Amps, type MCX 22, 100 Amps, complete all as specified and directed.

Supply and fixing in repair of 4 Pole Power Contactors, Type MCX 33, 2 NO + 2 NC, 200 Amps, complete all as specified and directed.

Supply and fixing in repair of 4 Pole Power Contactors, Type MCX 41, 2 NO + 2 NC, 325 Amps, complete all as specified and directed.

Supply and fixing in repair of 4 Pole Power Contactors, Type MCX 42, 2 NO + 2 NC, 360 Amps, complete all as specified and directed.

Supply and fixing in repair of 4 Pole Power Contactors, Type MCX 43 ,2NO+2NC 5 , 400 Amps complete all as specified and directed.

Supply and fixing in repair of 3 Pole Power Contactors, Type MNX 185, 2 NO + 2 NC, complete all as specified and directed.

Supply & Fixing in repair contactor coil suitable for MCX 42, complete all as specified and directed.

Supply and fix in repairs contactor coil suitable for ML 12, complete all as per specified and directed.

Supply and fix in repairs relay suitable for ML 12, contactor complete all as per specified and directed.

Supply and fix in repairs side mounting Add-on aux contact block MNX/MCX complete all as per specified and directed.

Labour only for repair of self starter 12/24 volt, dismantling from DG set of Cap 100 to 250 KVA and shifting to workshop and back for and including carrying out following repair works:- Note:- Spares to be measured and paid under respective items here in after

(a) Armature

(b) Bush

(c) Brush

(d) Carbon soldering

(e) Solenoid switch Assembly

(f) Carbon recker

(g) Drive Assembly

Supply and fix in repairs front mounting Add-on aux contact block 2NO + 2NC all as complete all as per specified and directed.

S&F in repairs control relays (auxiliary contactors) for AC control standard coil voltage-24, 110, 240, 415, 50 Hz (2NO+2NC) complete all as per specified and directed.

S&F in repair MCCB 4 pole, 415 V, 63-80 Amps with breaking capacity 18 KA fixed thermal and magnetic setting complete all as per specified and directed.

S&F in repair MCCB 4 pole, 415 V, 100 Amps with breaking capacity 25 KA fixed thermal and magnetic setting complete all as per specified and directed.

S&F in repair MCCB 4 pole, 415 V, 200 Amps with breaking capacity 25 KA fixed thermal and magnetic setting complete all as per specified and directed.

Schedule of Credit

Singhs Construction

M/S R G Construction

M/s Lalowari Electricals

Prova Stores

M/S R & R D ENTERPRISES

M/s Pramillabh Construction

M/S Abhi Traders