REPLACEMENT OF DIESEL GENERATING SET AC, 3 PHASE, 50 HZ, CAPACITY 320 KVA WITH AMF PANEL AT 19 CD ITM, MUSSOORIE

PART-A ELECTRICAL WORKS

Supply, installlation, commissionig & testing of Silent Diesel Generating set, AC, 3 Phase, 50 Hz, capacity 320 KVA/256 KW with CPCB IV+ approved accoustic enclosure, radiator cooled , diesel engine devloping 395 BHP at 1500 RPM, complete with standard accessaries, coupled to alternator rated at 320 KVA/256 KW, 415 volts, mounted on channel iron base frame, complete with fuel tank of capacity 615 ltrscapacity & DEF tank of 60 ltr capacity with AMF Control Panel including 2 Nos 12 Volts rechargeable lead acid battery of suitable AH as directed by Engineer-in-Charge including disconnecting serviceable LT UG cables from existing LT panel board & old DG Set etc and reconnecting to new DG Set & AMF panel as required and directed at site complete. Generator Set Specifications: Prime, Power Rating -320 KVA/ 256 KW, 3 phases , Out put voltage & frequency (V & Hz) - 415 V, 50 Hz, power factor - 0.8 (Lagging), Current (A) -445 Amps. Engine Specifications: Required certified power for rated KVA (hp) - 395, Cooling- liquid cooled (EG compleat 50-50), DEF- AUS 32 (Premix) as per ISO22241, Aspiration, turbocharged, charge air cooled, nos of cylinders- 6, In-line, Bore(MM) x stroke(MM) - 114x145, Compression ratio - 16.7 : 1, displacement Ltr - 8.9, Fuel - High speed Diesel, Performance class of DG Set, ISO 8528-5 G2, starting system- 24 volts DC electrical, Lub oil specification- CK4, Lub oil sump capacity , High- Low level (in Ltr) - 30- 19.7 ltr, Total lub oil system capacity - 31.7 ltr, Exhaust pipe size (in inch)- 6 , Total weight(engine + radiator) - 918.2 Kg, Length x widthx height ( in MM) - 1128 x791x 1277, Mean piston speed (m/s) - 7.2 , Combution air intake @100 % load (+-5%) - 689 CFM, Exhaust temperature (*C) - 539 *C. All as approved by Project Manager / Engineer-in-Charge.

Alternator Specifications: Alternator suitable for continuous operation generating 320 KVA at 1500 RPM, 415 Volts, 0.8 power factor (lag) suitable for 50 Hz, 3 phase, 4 wire system, confirming to BS 5000 / IS 4722. The alternation is brushless type, screen protected, revolving field, self-excited, self-regulated through an AVR. The alternator has the following features: - - + 1.0% voltage regulation (max.) in static conditions. - IP: 23 protection with insulation class H. - Permissible overload of 10% for one hour in 12 hours of operation.

Supplly and fixing LT UG cable with aluminium conductor, 1100 volt grade , PVC insulated, armoured, heavy duty, size of cable 300 sq mm 3.5 core X 2 runs, Make: Havells/L&T/ legrand.

Supply & fixing MCCB, 400 amps 4 pole. 415 volts, 50 Hz, Breaking capacity 45 KA, frame- HIM400 make: Havells/L&T/ Phillips.

PART-B Schedule of Credit

Unserviceable / condemned Diesel Generating set , AC, 3 Phase, 50 Hz, capacity - 275 KVA with AMF Panel.

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