Supply and installation of 25 kva DG set for VC lodge at new Campus

Amount

Providing, Installing, testing and commissioning of silent type Diesel generating set along with having prime power rating of 25 KVA 415 volts at 1500 RPM, 0.8 lagging power factor at 415V suitable for 50 Hz, 3 Phase system and for 0.85 load factor and consisting of the followings:- a) Diesel Engine:- Diesel Engine 4 stroke water cooled electric start with 38 BHP rating at 1500 RPM suitable for above output of alternator at 40 degree C, 50% RH at at 1000 Meter MSL and conforming to BS 5514, BS 649, IS 10000 capable of taking 10% over loading for one hour after 12 hours of continuous operation. The engine will be fitted complete with all the required accessories. 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) Engine hours indication c) Alternator:- Synchronous alternator rated at 25 KVA 415 volts at 1500 RPM, 3 Phase 50 Hz. AC Supply with 0.8 lagging power factors at 40 degree C, 50% RH and at 1000 meter MSL. The alternator shall be having SPSD 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. d) Base Frame and 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 existing cement concrete foundation and vibration isolation arrangement as per recommendations of manufacturer. e) Fuel Tank:- Minimum Daily Service fuel tank of 130 litres 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 and accessories as required as per specifications. f) Exhaust System:- Dry exhaust manifold with hospital exhaust silencer and catalytic convertor. g) Starting System:- 12V/24V DC starting system comprising of starter motors: voltage regulator and arrangement for initial excitation complete with suitable Nos. of batteries 18 plates, 120 Amp. hour capacity lead acid type as required as per specifications. h) Acoustic and weather proof enclosure with arrangement for fresh air intake for cooling of the engine and alternator, extraction, discharging hot air in to the atmosphere as per specifications. Including construction of base platform for placing of Genset. The size of platform is (15’ x 9’ x 1’-6”) of M-10 Grade (1:3:6) 1Cement, 3Sand, 6(20mm) crushed course agg. including plastering the exposed surface in C:M 1:4(Including shifting of the existing DG set (10 KVA) to some other suitable place as per the requirement in the University. (Make Engines:- Escorts,Cummins, Catterpiller, Kirloskar Green, Mahindra, Ashok Leyland) (Make Alternators:- Stamford, Leyroy sommers, Kirloskar , CG, Maclate).

Earthing with recon prefabricated gel chemical earthing electrode made o pipe “B” class in M.S pipe one side other hot dip galvanised with 100 mtr. Coating fitted with conductor and corrosion resistant crystalline moisture and back filled compound and electrode including digging of pit refilling complete job.

Supply and laying 4mm copper wire on surface/recess for connection.