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| 1 | \"Supply, installation, Testing & Commissioning of \"Silent Type Diesel Generating set as per CPCB IV + or better norms along with having Prime Power Rating of 125 KVA, 415 volts at 1500 RPM, 0.8 lagging power factor at 415 V suitable for 50 Hz, 3 phase system & for 0.85 Load Factor, including testing at factory and site with fuel, load for test and other necessary arrangements Complete as per CPWD specifications, should have QR code which should contain drawing, test report OEM manual, GeoTag of manufacturing location, rating plate as per relevant IS Code etc. and consisting of the followings: (A) Diesel Engine: Turbocharged Diesel engine 4 stroke water cooled, multi cylinder, dynamically balanced fly wheel, electric start of suitable BHP at 1500 RPM suitable for above output of alternator at 40 Degree C, 50% RH & at 1000 Meter MSL, capable of taking 10% over loading for one hour after 12 hours of continuous operation. The engine will be with Electronic governor, Dry type Air filter with service indicator, first filling of engine fuel (after commissioning) lubricating Oil, Coolant and other consumables complete with all the required accessories, the Electronic governor shall be as per ISO 8528.The engine shall comply to the latest CPCB norms (CPCB IV + or better) and Conforming to BS 5514, BS 649, IS 10000, IS 10002, IS 13018 and as per CPWD specifications.(B) Engine mounted Instrument Panel fitted with and having digital display for following:(i) Start-stop switch with key(ii) Water temperature indication(iii) Lubrication oil pressure indication(iv) Lubrication oil temperature indication(v) Battery charging indication and Voltage indication(vi) RPM indication(vii) Over speed indication (viii) Low lubricantion Oil trip indication(ix) Engine Running Hours indication(x) Fuel Level\"\"(C) Alternator: Synchronous alternator rated of appropriate KVA, 415 volts at 1500 RPM, 3 phase 50 Hz, AC supply with 0.8 lagging power factor at 40 Degree C, 50% RH & at 1000 Meter MSL. The alternator shall be having Screen Protected Drip Proof (SPDP) enclosure IP23, brushless, continuous duty, dynamically balanced rotor, capable of taking 10% over loading for one hour after 12 hours of continuous operation, self cooled, self-excited and self-regulated through AVR conforming to IS13364(Part 2)/IS: 4722/BS 2613 suitable for tropical conditions and with class- H insulation.(D) Base Frame & Foundation: Both the engine and alternator shall be mounted on suitable base frame made of MS channel with necessary reinforcement which shall be installed on suitable cement concrete foundation and vibration isolation arrangement as per recommendations of manufacturer. |
| 2 | (F) Exhaust System: Dry exhaust manifold with hospital type exhaust silencer and catalytic convertor.(G) Starting System: 12V/24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitable numbers of batteries (180 AH capacity lead acid SMF type) as required as per specifications. The battery shall be housed inside the acoustic enclosure of DG Set. \"\"(H) Acoustic and weather proof enclosure with arrangement for fresh air intake for cooling of the engine & alternator, extraction, discharging hot air in to the atmosphere and the temperature rise inside the enclosure, noise level outside enclosure. The acoustic enclosure should be suitable for cable connection/connection through bus-trunking. Such arrangements on acoustic enclosure should be water proof & dust-proof conforming to IP-65 protection. The enclosure shall be as per CPCB IV + or better norms etc. and as per CPWD specifications. (I) AMF Panel: Free standing floor mounted IP 42 automatic mains failure control panel including auto by-pass, suitable for KVA as below for silent type DG set complete with relays, timers, set of CTs for metering & protection and energy analyser to indicate currents, phase and line voltages, frequency, power factor, KWH, Kilo Volt Ampere Reative Hour (KVARH), KVA (Phase & Total), KW & provision for overload, short circuit, restricted earth fault, under frequency, power (aluminum) and control (copper ) cabling of suitable size upto 15 meter between AMF panel, LT Panel and DG Set including connection interconnection etc. as required, all complete and inter locking and communication/ Ethernet /RS485/SNMP port open protocol for BMS integration including suitable software, the panel shall be of DG Set OEM make etc. as per approved by Engineering in charge and including the following:\"\"1. Suitable numbers and appropriate capacity 4 pole motorised electrically operated draw out with cradle type 3 position ACB/ MCCB with electronic release for O/C & E/F and shunt trip.2. Auto/Manual/Test/Off selector switch3. Protection for under and over voltage phase reversal (2 nos Over voltage relay, 2 Nos. reverse power relay and 2 Nos. under voltage relay). 4. 3 Sets of current transformers 15 P10 accuracy for protection and 15 VAclass-I for metering5. Energy analyser unit to indicate current, Voltage( L-N & L-L), kW, kVA (Phase & Total), Frequency, KWH, PF.6. LED Indicating lamps for load on mains and load on set.7. Fuse/ MCB for instruments.8. Battery charger, complete with transformer/ rectifier, D.C. voltmeter and ammeter, selector switch for trickle, off and boost and current adjustment.9. Main supply failure monitor.10. Supply failure timer.11. Restoration timer12. Control unit with three impulse automatic engine start/stop and failure to start lockout.13. Impulse counter with locking and reset facility.14. ON/OFF/Control circuit switch with indicator |
| 3 | 15. Audio/Video annunciation for (i) High water temperature(ii) Low lubricating oil pressure(iii) Engine over speed(iv) Engine fails to start(v) Full load/maximum load warning\"\"16. Protection for over/under Frequency, Loss of AC sensing, Over Current, Unbalancing load with suitable number of relays and accessories17. Maintenance notification based on Engine Run Hour & due date.18. Load Management through PLC to achieve auto opening and closing of incomer breakers, bus coupler switching of essential panel , interlocking providing signal to AMF Panel for load status and AMF shall give command to DG Set to auto start / auto stop depending upon load status and requirement etc. and necessary hardware and software required to perform the operation shall be provided by the contractor including all control wiring.\" |
| 4 | Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required. |
| 5 | Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required. |
| 6 | Supplying and laying 25 mm X 5 mm copper strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of brass nut bolt & spring washer spaced at 50mm) |
| 7 | Supplying and laying 25 mm X 5 mm G.I strip at 0.50 metre below ground as strip earth electrode, including connection/ terminating with G.I. nut, bolt, spring, washer etc. as required. (Jointing shall be done by overlapping and with 2 sets of G.I. nut bolt & spring washer spaced at 50mm) |
| 8 | Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required. |
| 9 | Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required. |
| 10 | Supplying and makingend termination with brass compression gland and aluminium lugs and other jointing materials for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. |
| 11 | 3½ X 120 sq. mm |
| 12 | 3½ X 185 sq. mm |
| 13 | Supplying and Laying of90 mm dia (OD-90 mm & ID-76 mm)of Normal DWC HDPE pipe ISI marked along with all accessories like socket,bend etc confirming to IS :14930 part -II complete with fittings and cutting jointing etc in the existing tranch etc as requireddirect in ground (75 CM below the ground level)including excavation and refilling the trench but excluding sand cushioning and protective covering etc.complete as required |
| 14 | Providing,laying and fixing of following dia G.I. GI Pipe(Medium class )in ground Complete with GI Fittings including treanch (75 cm deep)and refilling of Tranch etc as required (i) 100 mm dia |
| 15 | Supplying and fixing of 200 Ampswitch disconnector fuse unit-4-Pole with sheet steel inclosure fixing on 40 x40 x6 mm(.5 mtr x.5 mtr mtrx0.8 mtr ) thick ironangle frame complete testing etc as required (Make- Havells/L&T/Standard/ABB/HPL) |
| 16 | Supplying and fixing of 200 Amp on load change over switch -4-Pole with sheet steel inclosure fixing on 40 x40 x6 mm(.5 mtr x.5 mtr mtrx0.8 mtr ) thick Iron angle frame complete testing etc as required (Make- Havells/L&T/Standard/ABB/HPL) |
| 17 | Supplying and laying of 3.5 x120 sq mm AL Armoured cable of 1.1 KV grade,confirming to IS:7098(Part-I) in the existing RCC/HUME/HDPE pipe as required (to Make -Polycab/Kalinga,KEI,Havells/RR) |
| 18 | Supplying and laying of 3.5 x120 sq mm AL Armoured cable of 1.1 KV grade confirming to IS:7098(Part-I)in the existingopen mesanory ductas required (to Make -Polycab/Kalinga,KEI,Havells/RR) |
| 19 | Supplying and laying of 3.5 x185 sq mm AL Armoured cable of 1.1 KV grade confirming to IS:7098(Part-I)in the existing RCC/HUME/HDPE pipe as required (to Make -Polycab/Kalinga,KEI,Havells/RR) |
| 20 | Supplying and laying of 3.5 x 185 sq mm AL Armoured cable of 1.1 KV grade confirming to IS:7098(Part-I) in the existingopen mesanory ductas required (to Make -Polycab/Kalinga,KEI,Havells/RR) |
| 21 | Providing and Fixing of following rating and breaking capacity and pole MCCB with thermomagnetic released and terminal speared in the existing cubic panel board including drilling holes in cubic panel making connection Ics=100% Icu and operational voltage 690 V etc as required |
| 22 | 125 A 16 KA TPMCCB |
| 23 | 200 A 36 KA FPMCCB |
| 24 | Supply, Installation, Testing and Commissioning of double door, indoor type totally enclosed, dust and vermin proof, pedestal mounted Main Feeder Pillar of suitable size but not less than 800 mm wide X 1000 mm high X 300 mm (deep) fabricated from 2 mm thick CRCA sheet steel, having double door in the front, front and rearside openablehinged type door (double leaf),front and back tapered top, consisting of 200 Amps 4 strip aluminium bus bars with heat shrinkable coloured sleeves and including DMC / SMC bus bar supports at required intervals for complete cross section, complete withdetachable cable gland platesmade of 3 mm thick CRCA sheet, earthing studs,separators, supports and insulators. The feeder pillar should be provided with suitable size terminal blocks for incoming & outgoing cables. From MCCB to terminal blocks connection will be done with solidaluminium bus bar / conductor. Incoming / outgoingcables will be terminated in terminal blocks. Including pre paint treatment, phosphating and powder coating by approved Siemens grey paint, suitable for operation on 433 volt, 50 Hz, 3 phase, 4 wire A. C. supply system complete including providing and fixing theExistingmountings, switchgears and accessories therein, etc as required. The feeder pillar shall be supplied with suitable pedestal of 50mm x 50 mm x 6 mm angle iron frame with 900 mm long legs. The 4 legs of the above feeder pillar are to be grouted in cement concrete 1:3:6 (1 Cement :3 Coarse sand: 6 Graded Stone aggregate 40 mm nominal size) foundation 60 cms. below ground level and 30 cms. above ground including finishing etc (embedded legs, should not be less than 450 mm) including plastering complete as required as per specifications, M.V danger notice plateon front side (drawing will be get approved before fabrication of panel) |
| 25 | Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required. |
| 26 | Providing and laying earth connection from earth electrode with 6 SWG dia G.I. Wire in 15 mm dia G.I. pipe from earth electrode including connection with G.I. thimble excavation and re-filling as required. |
| 27 | Unloading shifting of existing DG Set by Hyder machine as required |
| 28 | Earth work in excavation by mechanical means (Hydraulic excavator) /manual means ....... excavated soil as directed, within aead of 50 m. All kinds of soil. |
| 29 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size). |
| 30 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:5:10 (1 cement : 5 coarse sand (zone-III): 10 graded stone aggregate 40 mm nominal size). |
| 31 | Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in:Cement mortar 1:6 (1 cement : 6 coarse sand) |
| 32 | 12 mm cement plaster finished with a floating coat of neat cement of mix : 1:4 (1 cement: 4 fine sand) |
| 33 | Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-Charge) of total coated thickness 0.50 mm (base metal of minimum 0.45 mm thickness with total coating thickness of 0.05mm) with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratchesduring transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling /self tapping screws of size (5.5x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces,excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required. |
| 34 | Steel work in built up tubular (round, square or rectangular hollow tubesetc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete(i)Hot finished seamless type tubes |
| 35 | Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete. 1:2:4 (1 cement : 2 coarse sand(zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 36 | Supplying and filling in plinth with sand under floors, including watering, ramming, consolidating and dressing complete. |
