Providing 180kVA DG set for the newly developed Clean Room Facility at ESB Building in IITM Campus

Amount

DIESEL GENERATOR SET

Supply , installing ,Testing and commissioning of Silent Type Generating set along with prime power rating of

a) Diesel Engine:

180 kVA(144 kWe) 415 volts 50 HZ at 1500 RPM constant at NTP conditions, 0.8 lagging power factor , 3 phase system , developing 256 BHP, water cooled,6 in line cyliders, turbo charged,liquid cooled , Electric Start with electronic governor and comply the latest new engine emission Norms II effect from 01-07-2014 (Also see the attached Specification)

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

vi) RPM indication

vii) Over speed indication

viii) Low lub.Oil trip indication

ix) Digital Engine Hours indication

c) Alternator:

Synchronous alternator rated at 180 KVA (144kW & 250 Amps), 415volts at 1500 RPM, 3phase 50Hz, AC supply with 0.8 lagging power factor at 40 degree C, 50% RH & at 1000 MeterMSL.The alternator shall be having SPDP enclosure, brushless, continuous duty, self-excited and self -regulated through AVR confirming to IS 4722/BS 2613 suitable for tropical conditions and with class 'H' insulation.

d) Base Frame & Foundation:

Both the engine and the 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 recommendation of manufacturer. Necessary foundation will be made by the contractor after drawing submission and approval from the Engineering Incharge of IIT Madras.

e) Fuel Tank:

Daily service built in fuel tank of suitable capacity fabricated out of 3mm 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& accessoriesas required as per specifications.

f) Exhaust System:

Dry exhaust mainfold with hospital exhaust silencer and cayalytic convertor

g) Starting system:

24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitable nos. of batteries (25 plates, 180 Amp. Hour capacity lead acid type) as required as per specification.

h) 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 as per standard specifications.

AMF PANELS

Supplying,fabricating,installing,testing and Commissioning of automatic mains failure control including auto by pass panel,suitable for 180 kVA silent type DG set complete with relays,timers,set of CTs for metering & protection and energy analyser to indicate currents, line and phase voltages, frequency,power factor, kWh, KVArh and provisions of over load, short circuit, restricted earth fault , under frequency and elsewhere required, all complete interlocking including the following( Also see the attached specification)

a) 3 Nos. 630 amps 4 pole MCCB.with Micro processor release (EB incomer/DG incomer/Load)

b) 2nos 600amps 4 Pole power contactors with 4NO and 4NC each( EB/ DG)

c) 630A copper busbars for RYB &N ( for DG/EB/LOAD)

e)3 sets of current transformer 15 P 10 accuracy for protection and 15 VA class 1 for metering.

f) Energy analyser unit to indicate current voltage frequency power factor and kWH.

g) Indicating lamps for load on mains and load on set

h) fuse for instruments

j) NB 2 relay for AMF operation to facilitate the Main supply failure monitor and the following controls

k) Supply failure timer

l) Resoration timer

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

n) Impulse counter with locking and reset facility

o) ON/OFF/control circuit switch with indicator

p) Audio/visual announciation for i) High water temparature, ii) Low lubricationg oil pressure, iii) Engine over speed, iv) Engien fails to start, v) Full load/maximum load warning.

AMF PANELS

Supplying and Laying of one number 10 pair 2.5 sq.mm pvc insulated copper conductor control armoured UG cable of in suitable HDPE DWC pipe pipe,in a trench of 50cm wide and 75cm depth including earth work excavation in all soils and sub soils and back filling, consolidated in a regular interval of 25cm thick rammed and complying with standard specification.

Supplying& Laying of 3.5C x 400 Sqmm PVC XLPE insulated alu. Conductor armored LTUG cable in a 100 mm dia HDPE DWC pipe in a trench of 50cm wide and 75cm depth including earth work excavation in all soils and sub soils and back filling, consolidated in a regular interval of 25cm thick rammed and complying with standard specification.

Supplying and making end termination with brass compression cable gland and aluminium/copper lugs for following size of pvc and pvc sheathed/XLPE aluminiu/copper conductor cable of 1.1 kV grade as required.

10 pair 2.5 sq.mm copper conductor,pvc insulated armoured UG cable

3.5 core 400 sq.mm XLPE aluminium conductor armoured UG cable

Supply, Erection, Testing and Commissioning of Cast iron pipe and copper plate earth as per IS - 3043 - 1987 including excavation of soil and sub soil , back filling with equal layers of salt and charcoal and the excavated soil , ramming, consolidating, Masonry construction, heavy duty cover slab etc. The CI pipe should be 100mm dia and 3mt long bolted with 600 x 600 x 3 mm thick copper plate at the bottom. 2R of 25 x 3 mm copper flats should be taken from the copper plate to the top of the CI pipe and clamping with suitable clamps

Providing & fixing 50 mm x 10mm GI strip on surface or in recess for conenctions etc as required.

Providing & fixing 50 mmX 5 mm GI strip on surface or in recess for conections etc as required.

Mona Generator Services Pvt. Ltd.

saishakthielectric Pvt Ltd

M.V.POWER CONSULTANTS AND ENGINEERS PVT LTD