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| 1 | Supplying, Installation, Testing & Commissioning of ‘ Silent Type Diesel Generating set as per CPCB IV + or better norms along with having Prime Power Rating of 30 KVA as below, 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 contain drawing, test report OEM manual, rating plate as per relevant IS Code etc. and consisting of the followings (Make :- AshokLeyland/ Kirloskar/ Cummins): (A) Diesel Engine:Tourbocharged 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 specifications.(B) Engine mounted Instrument Panel fitted with and having digital dis Plate 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 |
| 2 | (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. (E) FUEL TANK:Daily service fuel tank of suitable liters capacity as per Specifications, fabricated out of 3 mm thick M.S. sheet complete with all standard accessories and fuel piping between fuel tank and diesel engine with MS class ‘C’ pipes of suitable dia. Complete with valves, level indications & accessories as required as per specifications. (F) Exhaust System:Dry exhaust manifold with hospital type exhaust silencer, catalytic convertor and RECD as per OEM.(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 cableconnection/connection through bus-trunking. Such arrangements on acoustic enclosure should be water proof & dust-proof conforming to IP-65 protection. (I) AMF Panel:Free standing floor mounted IP 42 automatic mains failure control panel including auto by-pass, suitable for 30 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 (aluminium) 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 , 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 cradletype 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 P 10 accuracy for protection and 15 VA class-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 set7. Fuse/ MCB for instruments8. Battery charger, complete with transformer/ rectifier. |
| 3 | D.C. voltmeter and ammeter, selector switch for trickle, off and boost and current adjustment.9.Main supply failure monitor10.Supply failure timer11.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 indicator15.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 warning16.Protection for over/under Frequency, Loss of AC sensing, Over Current, Unbalancing load with suitable number of relays and accessories |
| 4 | Surface excavation n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out as specified and directed by engineer in charge. |
| 5 | Removing excavated material n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point as specified and directed by engineer in charge. |
| 6 | M & L for Hardcore of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface as specified and directed by engineer in charge. |
| 7 | M & L for Volumetric and nominal mix concretes PCC (1:2:4) using 12.5mm size aggregate as specified and directed by engineer in charge. |
| 8 | M&L Electrical Earthing complete with GI plate Electrode of size 60 Cm X 60 Cm X 6.3 mm thick burried directly in ground vertically at a depth not less than 2.25 mtr. below normal ground level, with top edge of earth plate at a depth not less than 1.5 mtr. below normal ground level , connected to Aluminum strip of size 25 X 3 mm earth lead by means of bolts, nuts and washers of galvanised iron , earth lead strip protected by means of 32 mm bore dia light grade GI pipe up to switch board / panel board , all as specified and shown in MES schedule Electrical Plate No:-5 of SSR Part I, including excavation and earth work in any type of siol , PCC 1 : 2 : 4 type C1 in chamber , RCC 1:2:4 type C1 40 mmthick cover slab with 6 mm dia MS bars at 100 mm centre to centre both ways,with 6 mm dia MS hook, Charcoal dust, salt , funnel for watering complete and testing the Earth resistence and writing on the chamber by paint all as specified and as directed. |
| 9 | Supply, lay cable of sixe 3.5C X 50 Sqmm in trenches, floors ,fix on wall/pole, passing through pipes etc.,LT UG cable , 1100 volts grade, PVC/ XLPE insulated , with multistranded aluminium conductors, armoured with galvanised steel wire or tape , of following nominal cross sections, confirming to IS specifications. |
| 10 | Supply and fix water heater storage type with stainless steel innertance, electrically operated , single phase of capacity 25 ltrs with 5 star BEE rating vertical mounted with stranded fittings such as thermostate, heating element, LED indicator, safety valve, non-return valve, fixing clamp,Geyser bolt, nut, bolts, washers, in let and outlet PVC steel reinforcement hot/cold pipe complete all as specified a nd as directed. Please Enable Macros to View BoQ information |
