PROVN OF 01X 320 KVA GEN SET AT DIV HQ IN THE AOR OF AGE B/R-I AND AGE E/M UNDER GE 874 EWS

Supply, installation, testing and commissioning of OEM manufactured, CPCB IV+ norms compliance, silent type Diesel Generator Set of capacity 320 KVA, rated 415 Volts, 3Phase, 4Wire, 50 Hz, 0.8 Power factor, running at 1500RPM, complete with acoustic enclosure, mounted on common MS base frame with AVM pads and inbuilt fuel tank, suitable for continuous operation under ambient conditions from -10 degree C to 40 degree C, complete all as specified and directed. The DG Set shall conform to the latest editions of CPCB IV+ emission and noise norms, IS 8183/BS 5514,ISO 3046, IS 10002, IS 13364 (Part 2) 2003, IS2147. Notes :- (i) The quoted rate shall be deemed to be inclusive of supply and laying of cables and terminations from the generator to the control panel, including making necessary openings in walls and making good all disturbed surfaced to match the existing finishes, complete all as specified and directed. (ii) The quoted rate shall be deemed to be inclusive of the first fill of lubricating oil and carrying out the final successful acceptance test. (iii) The quoted rate shall be deemed to be inclusive of excavation , removal of soft /hard soil, PCC, construction of cement concrete foundation, backfilling and mass concrete of 1:2:4, type B2 (using 40mm graded stone aggregate), as per OEM drawings, for placement of the DG set, complete all as specified and directed.

(iv) Factory inspection and testing of the DG set shall be carried out in the presence of the representative of the Accepting Officer, and all associated charges shall be borne by the contractor. (v) Contractor shall submit detailed technical specifications, approved model, make, drawings and OEM literature to the Accepting Officer for approval prior to placement of the order. (vi) The make of the DG set, switchgear, accessories and all items to be incorporated in the panel board shall be as specified in Schedule 'A' (List of makes or shall be got approved from the Accepting Officer on the drawing before placement of the order. The DG Set Shall comprise :- (A) Diesel Engine 4-Stroke, turbocharged, water cooled diesel engine conforming to CPCB IV+ emission and noise norms. The engine shall be of adequate BHP to deliver the rated 320 KVA output continuously, with 10% overload for one hour, as per ISO 3046 and installation, testing and commissioning of the DG set shall be carried out in accordance with IS 8183 and OEM recommendations complete with. (i) Electric self-starting system with maintenance -free battery and charging alternator. (ii) Dry type air filter, fuel filters, lubricating oil filter and lubrication system. (iii) Mechanical / electronic governor with frequency regulation with -+1%. (iv) Cooling system with radiator, fan, belts and water pump. (v) Exhaust manifold with residential type silencer and flexible bellows. (vi) Safety protections for low lube oil pressure, high water temperature and over speed. (vii) Cold starting kit.

(B) Alternator Brushless, Self-excited , self regulated, copper wound alternator, salient pole type, rated 320 KVA, 415 V -+1% 3 Phase, 4 Wire, 50 Hz, star connected, insulation class 'H' temperature rise class H, drip proof enclosure, conforming to IS/BS 5000/ BS 2613, complete with AVR and accessories. (C) Control Panel made of 2 mm thick CRCA sheet, dust and vermin proof, powder coated, suitable for 415 Volts, 3 Phase supply, complete with. (i) Copper bus bar rated at 1.5 times rated current. (ii) 4-pole MCCB, Contactors, fuses and internal copper wiring. (iii) Microprocessor based display for voltage, current, frequency, KV,KWH,PF. (iv) Indications and annunciations for low oil pressure, high water temperature, over speed and battery low. (v) Auto start/stop facility (automatic changeover beyond AMF panel in consumer's scope). (D) Acoustic Enclosure OEM-manufactured, NAL/CPCB approved acoustic enclosure, fabricated from 1.6 mm thick CRCA sheet, powder coated after pre-treatment, composite construction, conforming to IS 2147, complete. (i) Sound insulation as per OEM norms. (ii) Noise level not exceeding 75 DBA at 1 metre under free-field conditions as per IS 13364 (Part 2) 2003. (iii) Internal LED lighting and external emergency stop push button. (iv) Batteries and control panel housed within enclosure on insulated platform. (E) Exhaust, Foundation and mounting Exhaust and fuel system complete with all accessories as per OEM design and CPCB IV+ requirements, including exhaust silencer, flexible connections, insulation, fuel injection system, filters and hoses, suitable for safe, vibration-free operation of the DG set. RCC/PCC foundation of type B2 1:2:4 with 40mm graded aggregate as per OEM drawing, including excavation, PCC, mass concrete, backfilling and finishing complete.

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 400 sq mm 3.5 core complete all as specified and directed.

M&L for earthing complete with galvanised steel earth plate electrode 60×60cm and 6mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less'than 1.5 metres below normal ground level, connected to galvanised iron strip 32×6mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel all as shown in electrical plate No. 3 connected to earthing test point all as specified or indicated including testing on completion, all as specified and directed.

S&F Offload change over switch 415 Volts, 50 Hz in sheet metal enclosure 4 pole of capacity 630 Amps, side handle complete all as specified and directed.

M&L surface excavation of soft/loose soil n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out complete all as specified and directed.

M&L excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in soft/loose soil complete all as specified and directed.

M&L cement concrete 1:4:8, type D2 (using 40mm graded stone aggregate) as in foundations, filling and mass concrete complete all as specified and directed.

M&L brickwork with old size sub class B bricks, straight or curved on plan exc 6m mean radius, built in cement mortar 1:6 with old size bricks complete all as specified and directed.