Construction of Auditorium for Radha Krishan Govt. Medical College at Hamirpur Distt. Hamirpur (HP) (SH- SITC 750 KVA DG set therein)

Supplying, Installing, Testing and Commissioning of ‘Silent Type’ Diesel Generating set alongwith having Prime Power Rating of 750 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 and coforming to CPCB IV+ Norms.(Rate shall include the testing of DG set at factory using resistive load for 12 hours at full load and further 1 hour at 10% overload ) Note : DG set shall be compatible for Synchronization ,Parallel operation,interlocking and also compatible for BMS,integration The DG set Canopy and AMF Panel should be DG set OEM Manufatured only.

Diesel Engine:

Diesel engine, 4 stroke water cooled radiator, electric start, of suitable BHP at 1500 RPM suitable for above output of alternator at 40 Degree C, 50% RH & at 1000 Meter MSL and conforming to BS 649, IS 10000, capable of taking 10% over loading for one hour after 12 hours of continuous operation.The engine should be radiator cooled .The engine will be confirm to ISO 8528 specification and should mee latest CPCB IV+ NORMS complete fitted complete with all the required accessories. Make :- Kirloskar/Cummins/ Ashok leyland/Caterpiller/Volvo penta/Perkins/Mitsubishi/TATA.

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

(vi) RPM indication

(vii) Over speed indication

(viii) Low lub. Oil trip indication

(ix) Engine Hours indication

(X) Turbo charger

Alternator :

Synchronous rated at 750 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 SPDP enclosure, brushless, continuous duty, self-excited and self-regulated through AVR conforming to IS: 4722/BS 2613 suitable for tropical conditions and with class- F/H insulation. The voltage regulation shoud be +-1 %. The alternator should be of Stamford/ Kirloskar/Leroysomer/ Mitsubishi/ Caterpiller Make only

Acoustic Encloure Base Frame & Foundation:

Specially desigined to meet stringent MoEF/CPCB-IV+ norms of < 75 dBA @ 1 mtr at 75% load under free conditions. The acoustic enslosure is made CRCA sheets in munsel green shade and structural/sheet base fame painted in black high quality noise absorbant and fire-retardant grade acoustic insulation material (P.U foam) complying to IS 8183. Both the engine and alternator shall be mounted on suitable base frame made of MS channel The foundation shoud be designed safe bearing capacity of soil.Cement concrete 1:3:6(1 cement:3 coarse sand:6 graded stone aggregate 40 mm nominal size) The depths of Plain cement concrete foundation is minimum 600 mm and foundation height should be at least 300 mm above the ground level. The length and breadth of foundation should be at least 250 mm more on all sides than the size of enclosure.The Gen set should be mounted on Anti vibration isolation arrangement as per recommendations of manufacturer.

Fuel Tank:

Daily service fuel tank of 990 liters capacity(as per OEM) 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. There should be provision of fuel tank of fuel guage ,which should be show the level of the fuel even when the DG set is not running . the guage should be calibrated .The fuel tank should be filled from the outside as in automobiles and should be with a lockable cap. Complete with valves, level indications & accessories as required as per specifications.

Starting system

12/24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitablewith suitable no of batteries as per OEM recommendations.

Accoustic and weather proof enclosure with arrangement for fresh air intake for cooling of the engine & alternator, extraction, discharging hot air in to the atmosphere.There should be 2 nos 10 watt LED tubes provided inside the enclosure controlled by a 5 amp switch for adequate lighting during service.The power supply to this luminaire should be load side of the AMF panel. as per specifications.

AMF PANEL

Fabricating, Installing, Testing & Commissioning of automatic mains failure control including auto by-pass panel, suitable for 750 KVA 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, KVARH & provision for overload, short circuit, restricted earth fault, under frequency, control cabling from AMF panel to diesel engine and elsewhere if required, all complete and inter locking including all control cables & central gear required at site along with following.

2 nos 1250 Amps FP EDO ACB of 50 KA breaking capacity for main & DG.

2 nos. Mains contactor and DG Contactor 1250 amp

onload change over switch 1250 amp

2 Nos. over voltage relay, 2 Nos. reverse power relay and 2 Nos. under voltage relay.

3 Sets of current transformers 15 P 10 accuracy for protection and 15 VA class-I for metering

Energy analyser unit to indicate current voltage frequency power factor and KWH

Digital ammeter voltmeter

Indicating lamps for load on mains and load on set

Fuse for instruments

Main supply failure monitor

Supply failure timer

Restoration timer

Control unit with three impulse automatic engine start/stop and failure to start lockout.

Impulse counter with locking and reset facility.

ON/OFF/Control circuit switch with indicator

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

vi Signal cable appropriate size

Exhaust System:

Dry exhaust mainfold with hospital exhaust silencer and catalytic convertor.complete in all respect as required.

Annual maintenance contract of 750 KVA DG SET Through OEM for five years including two year warranty period consisting of monthly visit to check the general condition of generator. Check and set operation parameters as specified by company. One Service in year for five year including consumable materials .check and monitor the performs during each visit.To check & ensure optimum performance of sub assembles of machine, fuel timming, tappet clearance etc, for engines and reset the same as require. To check & set all the fasteners, operation of warning devices, operational parameters of breakdown of engines..if any breakdown occure in dg set ,the breakdown should be check & rectify within 24 hour/minimum time period by service engineer.

Supplying and fixing of MS Self Supporting Structure made of MS channels and Ms angles on exiting CC foundation for supporting the Exhaust piping of the DG set including Painting with zinc Chromate and epoxy paint, etc as required.

Supplying and Fixing exhaust piping of following dia wilded black MS B class pipe conforming to IS: 1239 cut to required lenghts and installed with necessary bends and clamps, anti vibration ,mounting , insulation of exhaust system with mineral wool / rockwool, 50 mm thick , wire mesh & aluminium cladding ,RCC foundation 2 cum mtr in ratio(1 cement:3 coarse sand:6) with base plate as required etc as required

Supplying and fixing true power make advanced earthing system having pure copper pipe 3 meter long 50 mm dia with terminal size 50x6 mm ,internal strip size 25x3 with 50 Kg compound including exvation of pit and refiling the same and making earthing pit cover 13 inch dia as required complete in all respect. Make :-True power /Earth plus/ Ashlok as per best satisfaction of Engineer-in -charge.

Supplying and laying 25 mm X 3 mm copper strip on surface 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)

Providing, laying and fixing of PVC round sheathed 4 core 2.5 sqmm copper conductor flexible cable for voltage grade up to 1100 volt , as required complete in all respect. Make :-Finolex/Havell/Polycab/KEI.

Supplying and fixing of following sizes of PVC conduit having heavy class minimum wall thickness 2.0 mm along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required. Make:- Diplast/ BEC/ Polyfit. as approved by Engineer-in -charge.

Providing & Laying of one number aluminium conductor, PVC insulated and PVC sheathed armoured/ XLPE power cable, 1.1 KV grade of following sizes direct in ground including excavation and refilling the trench including,lugs, glands etc as required, but excluding sand cushioning and protective covering.Make:- KEI/Havells/ Finolex/ as approved by Engineer-in-charge.

Armoured cable 300 sq. mm (3.5 core)

Provding and refilling of high speed diesel for 750 KVA

Supplying and installing following size of perforated painted with powder coating M.S. cable trays with perforation not more than 17.5%, in convenient sections, joined withconnectors, suspended from the ceiling with M.S. suspenders including bolts & nuts, painting suspenders etc as required.

100 mm width X 50 mm depth X 1.6 mm thickness