REPAIR/MAINTENANCE TO DG SETS AND FIREFIGHTING OF NCN DATA CENTRE AT INS DWEEPRAKSHAK AND INS JATAYU MINICOY UNDER GE (NAVY) LAKSHADWEEP

Dismantling radiator assembly from the engine of 500 KVA capacity DG sets by disconnecting inlet and outlet connection overhauling / servicing the radiator, descaling and servicing the radiator internally and externally by using chemicals including soldering the copper tubes and tank etc for arresting leakage, reassembling including necessary welding and with additional bracket as required. refixing, reconnecting and testing for proper/ smooth functioning complete all as specified and directed.

Dismantling radiator assembly from the engine of 140 KVA capacity DG sets by disconnecting inlet and outlet connection overhauling / servicing the radiator, descaling and servicing the radiator internally and externally by using chemicals including soldering the copper tubes and tank etc for arresting leakage, reassembling including necessary welding and with additional bracket as required. refixing, reconnecting and testing for proper/ smooth functioning complete all as specified and directed.

Dismantling of fuel injection pump assembly complete from the engine DG Sets of capacity 500 KVA, servicing, over hauling, replacement of valves, washers etc., assembling, calibration, setting for proper function, reassembling and re-fixing complete all as specified and as directed .

Dismantling of fuel injection pump assembly complete from the engine DG Sets of capacity 140 KVA, servicing, over hauling, replacement of valves, washers etc., assembling, calibration, setting for proper function, reassembling and re-fixing complete all as specified and as directed .

Disconnecting and taking down outgoing cables from the DG sets of capacity 500 KVA and cutting removing the burnt cable ends and thimbling and refixing back including provision of cable glands and testing complete all as specified and as directed .

Disconnecting and taking down outgoing cables from the DG sets of capacity 140 KVA and cutting removing the burnt cable ends and thimbling and refixing back including provision of cable glands and testing complete all as specified and as directed .

Supply only in replacement of spin on fuel filter (pre and fine filter) element with O ring for DG Set of capacity 500 KVA

Supply only in replacement of spin on fuel filter (pre and fine filter) element with O ring for DG Set of capacity 140 KVA

Supply only in replacement of Dry type Air filter element Inner and Outer unit as required at site with O' Ring of suitable for DG Set of capacity 500 KVA

Supply only in replacement of Dry type Air filter element Inner and Outer unit as required at site with O' Ring of suitable for DG Set of capacity 140 KVA

Supply only in replacement of Lub oil filter element with O'Ring suitable for DG Set of capacity 500 KVA

Supply only in replacement of Lub oil filter element with O'Ring suitable for DG Set of capacity 140 KVA

Supply only in replacement of By pass filter element with O ring of suitable fo DG Set of capacity 500 KVA

Supply only in replacement of By pass filter element with O ring of suitable fo DG Set of capacity 140 KVA

Supply only in replacement of V-belt suitable for DG Set of capacity 500 KVA

Supply only in replacement of V-belt suitable for DG Set of capacity 140 KVA

Supply only in replacement of Water Pump Assy suitable for DG Set of capacity 500 KVA

Supply only in replacement of Water Pump Assy suitable for DG Set of capacity 140 KVA

Supply only in replacement of Water outlet and inlet hose pipe from radiator to Engine and back from Engine to radiator

Supply only in replacement of Lub oil pipe armoured of suitable length and size

Supply only in replacement of Anti vibration rubber pad for side radiator.

Supply and top up coolant.

Supply and top up engine oil 15W40 grade.

Supply and top up Battery Distilled water.

Supply only in replacement of SMPS battery charger 12V/24V DC including all fixing accessories and re-wiring with suitable size copper conductor FRLS grade PVC insulated two core cable drawn through PVC conduit not less than 20mm dia as required at site complete

Disconnecting, dismantling 12V/24V battery charging alternator assembly replacing the unserviceable burnt coil assembly, re-assembling, refixing to engine and testing for satisfactory charging of battery complete all as specified and as directed.

Supply only in replacement of AVR (Auto Voltage Regulator) suitable for 500 KVA Gen Set having input voltage 2 phase + neutral sensing voltage 415 output voltage 95V DC, output current 4 A DC voltage regulation +/- 1% average volts, over excitation current tripping fuse protection 4A, fast acting and frequency 50Hz.

Supply only in replacement of AVR (Auto Voltage Regulator) suitable for 140 KVA Gen Set having input voltage 2 phase + neutral sensing voltage 415 output voltage 95V DC, output current 4 A DC voltage regulation +/- 1% average volts, over excitation current tripping fuse protection 4A, fast acting and frequency 50Hz.

Supply only in replacement of Digital DG Controller suitable for DG Set of any capacity complete and connecting with existing electrical circuit

Supply only in replacement of Diode set (Rectifier) of Main alternator of DG Set capacity 500 KVA

Minor Repair/cleaning of fuel tank, removing sludge, arresting leak using metal paste/sealent or by welding/soldering, replacement of diesel receiver pipe from lock to tank with clamp set for the 500 KVA Gen Set complete all as specified and as directed .

Minor Repair/cleaning of fuel tank, removing sludge, arresting leak using metal paste/sealent or by welding/soldering, replacement of diesel receiver pipe from lock to tank with clamp set for the 140 KVA Gen Set complete all as specified and as directed .

Minor repair to canopy such as to hinges, locking arrangement etc and painting inside/outside area of DG Set 500 KVA comprising engine, alternator, genset panel board and fuel tank and canopy, as per standard approved colour code with one coat of synthetic enamel paint cleaning scrubbing of all surface including writing by paint the SM/MES numbers etc complete all as specified and as directed.

Minor repair to canopy such as to hinges, locking arrangement etc and painting inside/outside area of DG Set 140 KVA comprising engine, alternator, genset panel board and fuel tank and canopy, as per standard approved colour code with one coat of synthetic enamel paint cleaning scrubbing of all surface including writing by paint the SM/MES numbers etc complete all as specified and as directed.

Dismantling, removing the self starter, motor from the engine of DG sets, opening the self starter body and overhauling/servicing, replacement of carbon brushes with holders, contact plates, jumping leads and seals, re-varnishing the field coil, armature, re-assembling, testing for smooth functioning and re-fixing with the engine and connecting for DG Set of capacity 500 KVA complete all as specified and as directed .

Dismantling, removing the self starter, motor from the engine of DG sets, opening the self starter body and overhauling/servicing, replacement of carbon brushes with holders, contact plates, jumping leads and seals, re-varnishing the field coil, armature, re-assembling, testing for smooth functioning and re-fixing with the engine and connecting for DG Set of capacity 140 KVA complete all as specified and as directed .

Carrying out calibration of ACB panel including ACB 630 Amps of Make ABB, after taking proper shut down and disconnecting the cables from panel and ACB Breakers, calibration of over fault relay, earth fault relay, checking of alignment of ACB isolating contacts, servicing of operating mechanism including tripping and closing system of the breakers, dehydrating, decorbonising of panel, bus section & circuit section including incoming/outgoing cable and necessary LT insulation at joints. Removing perished monoplus compound cleaning and re-insulating with LT taps wherever necessary, with and including replacement of burnt out/defective spares like tension springs, tortion springs, nut bolts, washers of suitable size, lingers etc., under the supervision of M/s ABB or authorised dealer/ representative, and refixing the panel in its original position and testing complete all as specified and as directed .

Supply only in replacement of maintinance free (Sealed lead-Acid Battery) cumins pulse lite AX1012844, battery, 12 V 100Ah for generator suitable for DG Set 500 KVA

Supply only in replacement of maintinance free (Sealed lead-Acid Battery) battery type FXPO-XP1800, 12 V 180Ah for generator suitable for DG Set 140 KVA

Servicing and routine maintenance of fire hydrant pump (Make - Kirloskar ) to ensure the working of pump without breakdown with all materials and labour for smooth functioning of plants complete servicing of pump & motor including rewinding of motor and replacement of impeller, coupler, gasket , checking of pump starter panels, cables, checking for any vibration and replacemnt of glands if required, coupling of pump and motor, bush of pump, water seal of pump,motor amps, lubrication of motor bearing, inlet strainers of pump, alignment of motor and pump and connected all parts in the pump and motor for satisfactory working of pumpset complete all as specified and as directed . Note :- All spares parts required at the time of servicing is also deemed to included in the rate quoted .

Maintenance of fire fightining panel and routine check up of the electric setup of panel installed at NCN Data Centre including inspection of complete panel , checking the all control wiring, breaker, relays,DOL starter and other related accessories of the panel like load manager, control MCCB's / MCB's, contactor's, external cleaning etc, complete all as specified and as directed . Note: Replacement/repair of all spares covered under the scope of fire fightining panel included in the rate quoted.

S&F in replacement of sluice valve of size 100 mm, class PN 1.6 suitable for existing system complete all as specifieid and directed.

S&F in replacement of fire hydrant landing valve type A (single head outlet) of 63 mm dia conforming to IS 5290 suitable for existing system complete all as specifieid and directed.

S&F in replacement of pressure switch universal type suitable for existing system complete all as specifieid and directed.

S&F in replacement of valve reflex with by-pass arrangement of size 80 mm dia complete all as specifieid and directed.

S&F in replacement of fire brigade outlet connection 4 way suitable for existing system complete all as specifieid and directed.

Earthing complete with galvanized iron earth plate electrode 60cmx60cmx6mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level connecting to the Galvanised iron earth lead 32x6 mm size, by means nut, bolt, check nuts and washer of galvanized iron and 32x6 mm as earth lead protected by provision of GI light grade pipe 40mm bore incl provn of concrete pit in PCC (1:2:4) type B-1 using 20mm graded stone aggregate with 40mm thick cover of RCC (1:2:4) reinforced (weight not less than 4Kg/Sqm) and frame of angle iron 25x25x6mm with lugs 2 Nos and with 6mm dia MS bar handle made to shape, GI light grade 20mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, test point with fixing arrangement CI funnel wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exc 50 mtr all as per electrical plate No.3 of SSR Part I and connecting to earth test point all as specified incl testing on completion complete all as specifieid and directed.

S&F in repair earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing etc. as required 32x6mm galvanised iron strip with including saddles/porcelein insulators and fixing screws etc. and connecting upto test point complete all as specified and as directed.

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