Replacement of 320 KVA DG Set for GLF / MSSR site at R. B. Airport, Bhopal.

Amount

Supply, Installing, Testing and Commissioning of ‘Silent Type’ Diesel Generating set alongwith having Prime Power Rating of 320 KVA, 3 Phase, 50 Hz, 415 V AC System, comprising of Diesel Engine, Alternator, Engine Mounted instrument panel, Sound Attenuated Acoustic and weather proof enclosure as required complete with all other accessories as per specifications and as required.

Diesel Engine: Diesel engine multi cylinder, 4 stroke, water cooled with engine driven or electrical motor driven radiator, turbo charged - after / inter cooled with charged air cooling, vaccume indicator, lube oil system, electronic governor, electric start, of suitable BHP at 1500 RPM for above output of alternator at 46 Degree C, and conforming to BS 5514, BS 649, IS 10000. The engine shall be fitted with all required accessories as per specifications.

Alternator Synchronous alternator rated at 320 KVA, 415 volts at 1500 RPM, 3 phase 50 Hz, AC supply with 0.8 lagging power factor at 46 degree C. The alternator shall be having SPDP enclosure, brushless excitation, continuous duty, self-excited and self-regulated through AVR conforming to IS: 4722/BS 2613 suitable for tropical conditions and with class - "H" Insulation.

Base Frame : Both the engine and alternator shall be mounted on common base frame made of MS channel with vibration isolation arrangement and shall be installed on existing cement concrete foundation as per recommendations of manufacturer.

Fuel Tank: Daily service fuel tank of 990 liters capacity fabricated out of 2 mm thick M.S./CRCA 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.

Exhaust System: Residential / Hospital type silencer, SS braided rubber expansion bellows/ joints, exhaust piping upto silencer etc. as required.

Starting System: 24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitable Nos. of batteries (12 V, 160 / 180 Amp. Hour capacity) as required as per specifications.

Engine mounted Instrument panel with mocroprocessor based fully integrated generating set controller (PCC 3.3 / WOODWARD / DEIF or equivalent) having digital display & Control devices for safety and monitoring alongwith indicators as required as per specifications.

All the above (except Day Oil tank) housed in an Accoustic and weather proof enclosure of thickness not less than 16 SWG CRCA sheet steel with arrangement for fresh air intake for cooling of the engine & alternator, extraction, discharging hot air into the atmosphere complying to CPCB norms etc. complete as required.

AMF panel suitable for 320 KVA DG Set

Diesel Generating set (320 KVA) as described above.

Earthing with G. I. pipe 4.5 m long x 40 mm dia. (Drilling of 300 mm dia, 4.5 Mtr deep by using Borewell machine) including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. including charcoal or coke and salt complete as required.

Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required.

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

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.

Providing and fixing 25 mm X 5 mm copper strip in 40 mm dia G.I. pipe from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required.

Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required.

Awasthi Electric Works

National Engineering