COMPRESHENSIVE MANTENANCE OF STANBY DG SETS AMF PANEL APFC PANEL AND ALLIED ACCESSORIES AT AFH UNDER GE AF JORHAT

Amount

Labour only for servicing of 320 KVA DG Set including replacement of engine oil/lubricant coolant, Oil Filter element, Fuel filter element, fuel flexible pipe, V belt for water pump and alternator, air filter element, cleaning of fuel tank, nozzels etc. Complete all as directed. MAKE : CUMMINS (MES No.- NYA & Location :- Main Power House at 5AFH) Note:- (i) Spare parts and lubricant to be measured and paid separately under respective items here in after. (ii) Servicing to be carried out after every 250 Hrs run of DG Set.

Supply only following spares for replacement against faulty/deffective one for 320 KVA Cummins make Engine.

Belt, V- Ribbed - Cat No.- 3098359

Seal, O-Ring, Cat No. - 3330202

Sensor Temperature, Cat No.- 4954905

Coupling plain hose, Cat No.- 3069174

Belt, V, Cat No.- 3040349

Element, Fuel filter, Cat No. - 4084133

Shell fuel filter, Cat No.- 251091

Fuel Water Separator, Cat No.- 3231787

Air Filter Element outer

Air Filter Element inner

Hose flexible, Cat No. - AK8052MS

Filter lub oil , Cat No.- 3414934

Hose Plain, Cat No.- 3071160

Tube, water bypass, Cat No.- 213485

Tube fuel supply, Cat No.- 4085720

Labour only for servicing of 320 KVA DG Set including replacement of engine oil/lubricant coolant, oil filter element, fuel filter element, fuel flexible pipe, V belt for water pump and alternator, air filter element, cleaning of fuel tank, nozzels etc. Complete all as directed. MAKE : KIRLOSKAR (MES No.- engine- 280/6106/DG/08, alternator- 280/6107/AL/08 & Location :- OT Sub-Stn at 5AFH. Note:- (i) Spare parts and lubricant to be measured and paid separately under respective items. (ii) Servicing to be carried out after every 250 Hrs run of DG Set.

Supply only following spares for replacement against faulty/deffective one for 320 KVA Kirloskar make Engine.

Lub Oil Filter. KV0.043.03.0.00

Fuel Filter element. KV2.506.20.0.00

Cartrige lub Oil Filter. KV0.043.03.0.02

Ring : Seal 24 x 29- KL6.041.06.0.00

Gasket Oil Pipe- KL6.043.13.0.00

Gasket Water Pipe- KL6.055.04.0.00

Hose Rubber Ring Joint- KL6.102.01.0.00

Air Filter Element outer

Air Filter Element inner

Clamp Hose Ring Type- KL6.102.01.0.00

Air cleaner Bracket for air cleaner- KL6.505.01.0.00

Belt : V Type AX 58- KL6.140.11.0.00

Fuel pipe of existing size as specified

Labour only for servicing of 100 KVA DG Set including replacement of engine oil/lubricant coolant, Oil Filter element, Fuel filter element, fuel flexible pipe, V belt for water pump and alternator, air filter element, cleaning of fuel tank etc. complete all as directed.MAKE : KIRLOSKAR (MES No.- 280/6018-DG/AL/03 & Location :- Main Power House at 5AFH Note:- (i) Spare parts and lubricant to be measured and paid separately under respective items. (ii) Servicing to be carried out after every 250 Hrs run of DG Set.

Supply only following spares for replacement against faulty/deffective one for 100 KVA Kirloskar make Engine.

Air filter 14" -F6-50408.0.00

Spin on filter -06.436.01.0.00

Fuel filter kit 1.1 ltr-48.999.20.0.00

Rubber hose -4H.168.030.0

V-Belt -4H.069.01.0.00

Hose thermostat to radiator

Fuel Filter. 48117.10.0.00

Labour only for servicing of 125 KVA DG Set including replacement of engine oil/lubricant coolant, Oil Filter element, Fuel filter element, fuel flexible pipe, V belt for water pump and alternator, air filter element, cleaning of fuel tank etc. Complete all as directed. MAKE : KIRLOSKAR (MES No.- engine-280/6104/DG/06, alternator- 280/6105/AL/06, Location :- Surgical Sub-Stn at 5AFH & MES No.- engine-280/6126/DG/10, alternator-280/6127/AL/10, Location:- Mechanized Laundry at 5AFH) Note:- (i) Spare parts and lubricant to be measured and paid separately under respective items. (ii) Servicing to be carried out after every 250 Hrs run of DG Set.

Supply only following spares for replacement against faulty/deffective one for 100 KVA Kirloskar make engine.

Air filter 14" -F6-50408.0.00

Spin on filter -06.436.01.0.00

K-cool super 25 ltr

Fuel filter kit 1.1 ltr-48.999.20.0.00

Rubber hose -4H.168.030.00

Lubricant oil pressor sensor -2H.092.11.0.00

V-Belt -4H.069.01.0.00

Labour only for servicing of 250 KVA DG Set including replacement of engine oil/lubricant coolant, Oil Filter element, Fuel filter element, fuel flexible pipe, V belt for water pump and alternator, air filter element, cleaning of fuel tank etc. Complete all as directed.MAKE : CUMMINS (MES No.- 280/6143/DG/13 & Location :- Surgical Sub-Stn at 5AFH Note:- (i) Spare parts and lubricant to be measured and paid separately under respective items. (ii) Servicing to be carried out after every 250 Hrs run of DG Set.

Supply only following spares for replacement against faulty/deffective one for 250 KVA of Cummins make Engine.

Element Air Cleaner. 3815928

Hose Pump. 3030762

Hose Plain. 215964

Element Lub Oil Filter. 3401544

Fuel Filter. 4962810

Belt V Ribbed. 3289235

Relay Assembly. 0307-3086

Calibration of fuel injection pump including minor repair and servicing of injector nozzeles complete all as specified and directed.

Labour only for servicing of 200 KVA DG Set including replacement of engine oil/lubricant coolant, Oil Filter element, Fuel filter element, fuel flexible pipe, V belt for water pump and alternator, air filter element, cleaning of fuel tank etc. Complete all as directed.MAKE : CUMMINS (MES No.- NYA & Location :- Surgical Sub-Stn at 5AFH Note:- (i) Spare parts and lubricant to be measured and paid separately under respective items. (ii) Servicing to be carried out after every 250 Hrs run of DG Set.

Supply only following spares for replacement against faulty/deffective one for 200 KVA of Cummins make Engine:-.

Fuel Filter. 4962810

Air Filter.

Sensor Temperature. 0193052902

Belt V Ribbed. 3289224

Element Lub Oil Filter. 3401544

Temperature thermostate.

Calibration of fuel injection pump including minor repair and servicing of injector nozzeles complete all as specified and directed.

Labour only for servicing of 40 KVA DG Set including replacement of engine oil/lubricant coolant, Oil Filter element, Fuel filter element, fuel flexible pipe, V belt for water pump and alternator, air filter element, cleaning of fuel tank etc. complete all as directed MAKE : KIRLOSKAR (MES No.- engine-3H.8509/1620183, alternator- DS351163P100530, & Location :- 11AFDC Sub-Stn at 5AFH (Note: - The spares shall be measured and paid separately herein after). Note:- (i) Spare parts and lubricant to be measured and paid separately under respective items. (ii) Servicing to be carried out after every 250 Hrs run of DG Set as per log register with authorised service Engineers.

Supply only following spares for replacement against faulty/deffective one for 40 KVA of Kirloskar make Engine.

L.O. Filter element

Fuel filter element

Air filter element

Dismantling of radiator assembly from generating set and re-fixing the same after proper cleaning/repair of the same with caustic soda and brazing the tube if any leakage is found complete all as directed for following capacities of DG Set:-

100 KVA DG Set, at Main Power House. (Make : Kirloskar)

125 KVA DG Set, at Mech Laundry. (Make : Kirloskar)

200 KVA DG Set, at Surgical Sub Stn. (Make : Cummins)

250 KVA DG Set, at Surgical Sub Stn. (Make : Cummins)

320 KVA DG Set, at Main Power House. (Make : Cummins)

320 KVA DG Set, at OT. (Make : Kirloskar)

Supply and filling of engine oil 20W/40 multi grade, to top up / refilling of all DG set of various capacity & model at different location here-in-before as per the direction of engr-in-charge. (Make : GULF/SERVO/CASTROL/HP)

Supply and pouring of anti corrosive/antifreeze coolant suitable for radiator for Kirloskar/Cummins make engine as per the requirement as directed by Engr-in-charge for various capacities of DG Set. (Make : SERVO KOOL/CASTROL/PUROKOOL/K-KOOL)

Supply and pouring distilled water/acid mixure for battery and radiator as directed.

Disconnecting the self starter (24V) from the engine body, dismantling the same, checking for identification of faulty spares and reassemblig the same after replacement/renewal of the following spares, if required, including refixing to its original position all as specified and directed. Note :- spares, required to be replaced, shall be measured and paid separately .

Supply only fixing following spares for fixing in repair against the faulty one for the self starter(24V) suitable for engine of 320 /250/200KVA of make Kirloskar Engine.

Clutch assembly (Make : LUCAS TVS)

Bendex pinion (Make : LUCAS TVS)

Solenoid switch (Make : LUCAS TVS)

S&F Carbon Brush (Make : LUCAS TVS)

Armature Field Coil (Make : LUCAS TVS)

Bush (Make : LUCAS TVS)

Self armature coil (Make : LUCAS TVS)

Disconnecting the self starter (12V) from the engine body, dismantling the same, checking for identification of faulty spares and reassemblig the same after replacement/renewal of the following spares, if required, including refixing to its original position all as specified and directed. Note :- spares, required to be replaced, shall be measured and paid under respective items mentioned here in under.

Supply only following spares for fixing in repair against the faulty one for the self starter(12V) suitable for engine of 100/125 KVA of make Kirloskar Engine.

Clutch assembly (Make : LUCAS TVS)

Bendex pinion (Make : LUCAS TVS)

Solenoid switch (Make : LUCAS TVS)

Carbon Brush (Make : LUCAS TVS)

Armature Field Coil (Make : LUCAS TVS)

Bush (Make : LUCAS TVS)

Self armature coil (Make : LUCAS TVS)

Supply and fixing Automatic voltage regulator, 24 Volt, suitable for 320 KVA DG Set, 3Phase,415 Volts including taking down old unserviceable one, complete all as specified & directed.(Make :- Stamford/Kirloskar / MRI / Crompton Greaves or Existing make as approved)

Supply and fixing Automatic voltage regulator, 24 Volt, suitable for 200/250 KVA DG Set, 3Phase,415 Volts including taking down old unserviceable one, complete all as specified & directed.(Make :- Stamford/Kirloskar / MRI / Crompton Greaves or Existing make as approved)

Supply and fixing Automatic voltage regulator, 12 Volt, suitable for 100/125 KVA DG Set, including taking down old unserviceable one, complete all as specified & directed.(Make :- Stamford/Kirloskar / MRI / Crompton Greaves or Existing make as approved)

Supply and fixing moulded case rectifier suitable for 125 KVA DG Set, including taking down old unserviceable one, complete all as specified & directed. all as directed.(Make :- Kirloskar / MRI / Johnson / Crompton Greaves or Existing make as approved)

S&F Power contactor of 500 Amps, 4 Pole with 2 NO & 2 NC and auxilary contact block of coil rating 415 Volt, 50 Hz, Including taking out old unserviceable one, complete all as directed by engr-in-charge. (Make : L&T (Cat No : CS97026, Type : MCX44)/ HAVELLS / BCH .

S&F Power contactor of 315/325 Amps, 4 Pole with 2 NO & 2 NC, auxilary contact block of coil rating 415 Volt, 50 Hz, Including taking out old unserviceable one, complete all as directed by engr-in-charge. (Make : L&T (Cat No : CS97023; Type : MCX41) / BCH / HAVELLS

S&F Power contactor of 250/255 Amps, 4 Pole with 2 NO & 2 NC auxilary contacts of coil rating 415 Volt, 50 Hz, Including taking out old unserviceable one, complete all as directed by engr-in-charge. (Make : L&T (Cat No.: CS97022; Type : MCX34) / BCH / HAVELLS.

S&F Power contactor of 200 Amps,4 Pole with 2 NO & 2 NC auxilary contact of coil rating 415 Volt, 50 Hz, including taking out old unserviceable one, complete all as directed by engr-in-charge. (Make : L&T (Cat No : CS97021, Type : MCX 33) /BCH/HAVELLS

S&F Power contactor of 60/63 Amps, 4 Pole with 2 NO & 2 NC auxilary contacts of coil rating 415 Volt, 50 Hz, including taking out old unserviceable one, complete all as directed by engr-in-charge. (Make : L&T (Cat No.: CS97014; Type : MCX12) / BCH / HAVELLS.

S&F Din fuse bases (fixed type) of rating 630 Amps, voltage 415 Volt, CD-3 fuse type including taking down old unserviceable one. (Make : Cat No.- IHIC03O630 of Havells or equivalent model of Indo Asian/ L&T/ Legrand)

S&F Din fuse bases (fixed type) of rating 400 Amps, voltage 415 Volt, CD-2 fuse type including taking down old unserviceable one. (Make : Cat No.- IHIC02O400 of Havells or equivalent make of Indo Asian/ L&T/ Legrand)

S&F Din fuse bases (fixed type) of rating 250 Amps, voltage 415 Volt, CD-1 fuse type including taking out old unserviceable one. (Make : Cat No.- IHIC01O250 of Havells or equivalent model of Indo Asian/ L&T/ Legrand)

S&F Din fuse bases (fixed type) of rating 160 Amps, voltage 415 Volt, CD-00 fuse type including taking out old unserviceable one.(Make : Cat No.- IHUC00O160 of Havells or equivalent model of Indo Asian/ L&T/ Legrand)

S&F HBC fuse link of rating 630 Amps of breaking capacity of 80 KA & rated voltage 415 Volt of size 03, DIN type, including taking out old unserviceable one.(Make : Cat No.- IHHCD03630 of Havells or equivalent model of Indo Asian/ L&T)

S&F HBC fuse link of rating 400 Amps of breaking capacity of 80 KA & rated voltage 415 Volt of size 02, DIN type, including taking out old unserviceable one. (Make : Cat No.- IHHCD02400 of Havells or equivalent model of Indo Asian/ L&T)

S&F HBC fuse link of rating 250Amps of breaking capacity of 80 KA & rated voltage 415 Volt of size 02, DIN type, including taking out old unserviceable one.(Make : Cat No.- IHHCD01250of Havells or equivalent model of Indo Asian/ L&T)

S&F HBC fuse link of rating 160Amps of breaking capacity of 80 KA & rated voltage 415 Volt of size 01, DIN type, including taking out old unserviceable one.(Make : Cat No.- IHHCD01160 of Havells or equivalent model of Indo Asian/ L&T)

Supply and fixing current transformer tap wound, ring type rated burden 5 VA, for ammeter, of ratio 50/5, complete all as specified and as directed. (Make : Kappa/AE/L&T/Rishabh)

Comprehensive maintenance and periodical overhauling of following APFC panel at different substations in 5 AFH by replacement of worn out spare parts and cleaning of contact points of the contactors and tightning/checking of all internal electical connections and accessories to maintain PF not less than 0.98 by adjusting/calibrating the APFC relay of any type complete all as specified and as directed.

300 KVAR capacity

200 KVAR capacity

100 KVAR capacity

Supply and fixing Power factor correction capacitors,heavy duty 3 Phase, 440 volt, 30 KVAR, 50 Hz, (Mixed Dielectric Cross Layer type) suitable for APFC panel, including taking down old unserviceable one, complete all as specified & directed. (Make : Havells (Cat No.- QHHTMB5030X0) or equivalent model of L&T( cat No.LTBCU) /BCH)

Supply and fixingPower factor correction capacitors,heavy duty 3 Phase, 440 volt,20 KVAR, 50 Hz, (Mixed Dielectric Cross Layer type) suitable for APFC panel, including taking down old unserviceable one, complete all as specified & directed. (Make : Havells (Cat No.- QHHTMB5025X0) or equivalent model of L&T( cat No.LTBCU) /BCH)

Supply and fixing Power factor correction capacitors,heavy duty 3 Phase, 440 volt, 12.5 KVAR, 50 Hz, (Mixed Dielectric Cross Layer type) suitable for APFC panel, including taking down old unserviceable one, complete all as specefied and as directed. (Make : Havells (Cat No.- QHHTMB5012X5) or equivalent model of L&T L&T( cat No.LTBCU) /BCH)/BCH)

Supply and fixing Power factor correction capacitors,heavy duty 3 Phase, 440 volt, 10 KVAR, 50 Hz, (Mixed Dielectric Cross Layer type) suitable for APFC panel and as approved, including taking down old unserviceable one, complete all as specefied and as directed. (Make : Havells (Cat No.- QHHTMB5010X0) or equivalent model of L&T( cat No.LTBCU) /BCH)

S&F Capacitor heavy duty contactor of upto 30 KVAR, 3 Pole with 1 NO & 1 NC of coil rating 415/440 Volt, 50/60 Hz, Including taking out old unserviceable one.(Make : Cat No. - IHPAE030511(Type : CC53011) Of Havells or equivalent model of L&T cat No.CS96148/ BCH / T&C)

S&F MCB TP 63 Amps of breaking capacity of 10 KA, including taking out old unserviceable one. (Make : Havells (Cat No.- DHMCCTPF063) or equivalent model of L&T Cat No.BB30630B/ Indo Asian)

Supply & fixing 8 Step APFC Relay, 3 phase, 415V, 50 Hz including taking out old unserviceable one.(make : Cat No.- QHOTRB5N0012 of Havells or equivalent model of BCH/L&T Cat No.ETACONM008R)

S&F control relay with AC coil 10 A with 2 NO and 2 NC contact arrangement fixed-in-repairs, including taking down old unserviceable one, complete all as specified and as directed.Make Havells Cat No. IHACR22K or equivalent in L&T/ABB

Supply & fixing indicator lamp LED type, 220 volt AC (RED/GREEN) for each capacitor showing ON/OFF, including taking down old unserviceable one, complete all as specefied and as directed. (Make: L&T/RAAS/SIEMENS)

Supply & fixing push button actuator Red/Green and as approved including contact element, including taking down old unserviceable one, complete all as specefied and as directed, complete with contact element (NO/NC). (Make : L&T/RAAS/SIEMENS)

S&F ON LOAD change over switch in sheet enclosure of current rating 400 Amps, 4 pole, 415 Volts fixed-in-repairs, including taking down old unserviceable one, complete all as specified and as directed.Make Havells Cat No. IHBFFE0400 or equivalent model of L&T/ABB

S&F Busbar chamber 400A, 4 way in sheet metal enclosure wall mounted type fixed-in-repairs, including taking down old unserviceable one, complete all as specified and as directed.Make Havells Cat No. IHBC040004 or equivalent in L&T/ABB

Supply and fix in repairs battery,12Volt,180AH,of size XP 1800,complete all as specified and as directed.Make:Exide/Amaron/Amco.

Supply and fix in repairs battery,12Volt,150AH,of size XP 1500,complete all as specified and as directed.Make:Exide/Amaron/Amco.

Labour & machinery for shifting of DG set of capacity upto 100 KVA from one location to another location inside Air force stn with necessary lifting arrangement after disconnecting all cables,earthing strips and refixing at new location complete all as specified and directed.

M&L end termination cable joint kit including jointing materials for making joints of UG electric cable 1100 Volt grade heavy duty with PVC/XLPE insulated aluminium stranded conductor of nominal cross-sectional area exc. 150 Sqmm but not exc. 185 Sqmm, 4 core and testing complete all as specified and as directed. Make :-M-Seal, Cab-Seal, Denson, Raychem, Birla 3M

M&L Straight Through (Epoxy) Cable Joint Kit including Jointing Materials for making Joints of UG Electric Cable 1100 Volt Grade Heavy Duty with PVC/XLPE insulated Aluminium Stranded Conductor of Nominal Cross-Sectional area exc. 150 Sqmm but not exc. 185 Sqmm, 4 Core and Testing complete all as specified and as directed. Make :-M-Seal, Cab-Seal, Denson, Raychem, Birla 3M

M&L Straight Through (Epoxy) Cable Joint Kit including Jointing Materials for making Joints of UG Electric Cable 1100 Volt Grade Heavy Duty with PVC/XLPE insulated Aluminium Stranded Conductor of Nominal Cross-Sectional area exc. 185 Sqmm but not exc. 300 Sqmm, 4 Core and Testing complete all as specified and as directed. Make :-M-Seal, Cab-Seal, Denson, Raychem, Birla 3M

M&L cable jointing kit for 11KV(Earthed) grade cable for outdoor termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm and testing complete all as specified and as directed. Make :-M-Seal, Cab-Seal, Denson, Raychem, Birla 3M

M&L cable jointing kit for 11KV(Earthed) grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 50 sqmm to 95 sqmm and testing complete all as specified and as directed. Make :-M-Seal, Cab-Seal, Denson, Raychem, Birla 3M

Supply and fix in repairs battery Charger,input voltage AC,single phase 230 volt,output voltage 24/12Volt,current rating 25 Amps, made for lead acid generator batteries upto 180Ah including battery lead copper with terminals for positive& negative not less than 2mtr long each and installing ,testing complete all as specefied and as approved by engineer-in-charge. Make :- SU-KAM/MICROTEK/EXIDE/ESCORP Note:- The contract sum shall be calculated by deducting the amount shown in Credit Schedule attached to this tender, from total amount of Schedule 'A'/BOQ.

M/S DHAR AND DHAR

A K DUTTA CHOWDHURY AND CO

RAJIB AND CO

M/S D J ENTERPRISE

Bidder Name

A K DUTTA CHOWDHURY AND CO

M/S D J ENTERPRISE

M D Constructions Co

M/S DHAR AND DHAR

RAJIB AND CO