PROVN OF 200 KVA DG SET FOR CERTAIN BLDG AND ALLIED SERVICES AT AF STN HALWARA

Supply install, testing and commissioning of Silent Diesel engine driven generating set 415 Volts 3 phase 4 wire engine as per IS 10001/10002 and alternator as per IS: 13364 complete with relay panel for automatic starting on mains failure control panel having meters. sound proof canopy and foundation etc for capacity 200 kVA confirming to latest CPCBIV + emission norms as per latest CPCB norms and conforming to the detailed specification as per latest IS or IEC code complete all as specified under:- Note: OEM should provide minimum 2 years or 5000 Hrs warranty and extended 5 Years 5 C warranty certificate for complete DG Set and provide locally availabe authorised service Engineers/Branch office contact details to the deptt. Installation and commissioning shall be carried out through auth Engineer of OEM to avoide any voilation of Warranty terms. (a) Engine: The Diesel Engine shall be radiator liquid cooled, not less than 247 BHP at 1500 RPM, Turbocharged, change air cooled aspiration, 6 in-line cylinder, compression ratio 16:7:1, Starting stopping Electrical start with 2 x 12 Volt DC, 180AH Dry type or lead acid battery Prestolite Low Maintenance Battery. The fuel tank provided shall be suitably mounted on the base frame fabricated out of 16 SWG MS sheets and capacity to run the genset for 8 to 12 hours continuously on full Icad. Fuel tank shall have Drain plug, Hand hole for cleaning, vent breather, fuel suction and return connections, fuel level indicator fuel filling neck with cap etc as per the standards The engine and alternator shall be directly coupled to ensure perfect alignment. The engine and alternator shall be mounted on a common base frame with AVM pads, all as per manufacturer Cummins or equivalent in approved makes. (b) Alternator: Rating: 160 KW/200 KVA at 1500 RPM 415 V Phase to Phase and 240 Volt Phase to Neutral, 50 Hz 3 Phase 4 wire system alternator Screen protected/drip proof, self ventilating, self excited, self regulated, brushless, H-Class Insulation, contineous duty protection IP 23 as per IS 13364 developing 200 KVA at 0.8 PF. It shall have provision for 10% overload for one hour on every 12 hours. The alternator shall confirm to IS: 4722, BS EN 60034-1

(c) AMF Control Panel: Automatic main failure panel shall be provided to operate the Gensets with all protections required for Genset. The panel shall be manufactured with 14/16 gauge CRCA sheet and powder coated for weather-proof and long lasting finish. The Control panel should consist following parts: (i) Power command 1.2 Controller (ii) Aluminium/copper bus bar of suitable capacity with incomming/outgoing terminals (iii) Indicating lamps for "LOAD ON" and "Set Running" (iv) Instrument fuses duly wired and ferruled (v) ACBs/MCCBs of suitable rating with overload and short circuit protection, (vi) Charging alternator with inbuilt regulator & Charging ammeter (vii) In case of failure of AMF control panel, inbuilt By-pass mode arrangment shall be provided in the control panel to by-pass controller completely. (viii) Selector switch shall be provided to select the contactor. (ix) AMF Panel shall be from the same manufacturer of the DG set or its authenticated OEM make shall be incorporated. The AMF Controller Should have following features/protections:- (i) The controller shall be microprocesser based gen set monitering, metering and control system with LED backlit LCD display with tactile feel soft switches & genset status LED lamps, complete controlled designed to meet the demands of today's engine driven genset. (ii) Digital AVR for shunt or PMG excitation with torque matching. (iii) Digital electronic governing with temperature compensation and smart starting. (iv) SAE J1939 interface to Full Authority Electronic (FAE) engines.

(v) Remote start-stop. (vi) Engine Metering: Oil pressure, Coolent temperature, Battery voltage, Engine speed. (vii) AC Alternator metering: L-L Voltage, L-N voltage, Single and three phase Current, Volt-Amperes (Phase & Total), Power factor and Frequency (viii) Engine Protection: Low lube oile pressure, High/low coolant temperature, Over speed, Battery over/under/weak volts, fail to crank/start, sensor failure. (ix) AC Alternator protection: Over/under voltage, Over/under frequency, over current, Short circuit and loss of AC sensing. (x) Data logging: Engine hours, Control hours, Engine starts, and upto 10 recent fault codes. (xi) Configurable glow plug control, configurable cycle cranking. (xii) 12 and 24 Volt DC operation. (xiii) Sleep mode. (xiv) Programmable I/Os (4 input and 2 outputs), expandable with AUX101/102 modules. (xv) Modbus Interface (RS485 RTU). (xvi) InPower compatible (PC based service tool). (xvii) Certification: Should meets the requirment of relavant UL, NFPA, ISO, IEC, Mil Std, CE and CSA standards (d) Silencer: The silecer should be hosptial grade silencer suitable optimised to meet stringent noise emission standards laid down by MoEF/CPCB (e) Mounting Arrangement: Engine and alternator should mounted on foundation as per recommended by OEM. Base frame with integral fuel tank should be provided with drain plug, air vent, inlet and outlet connection, level indicator and provision for cleaning. (f) Acoustic Enclosure: The acoustic enclosure shall comply the follwing, (i) Specially designed to meet stringent MoEF/ CPCB norms of 75 dBA @ 1mtr at 75% load under free field conditions.

(ii) made of CRCA sheets in Munsel green shade and a structural/ sheet metal base frame painted in black. (iii) High quality noise absorbant and fire-retardant grade acoustic insulation material (Rockwool) complying to IS-8183. (iv) Base lifting for easy handling during transportion and intallation at site (v) Designed to have optimum serviceability. (vi) Air inlet louvers specially designed to operate at rated load (vii) Made on special purpose CNC machines for consistency in quality and workmanship. (viii) 11 tank pretreatment process and UV resistant powder coating of all parts to withstand extreme environment (ix) Use of special hardware for longer life. (x) Flush styling - no projections. (xi) Fluid drains for lube oil and fuel. (xii) Fuel filling arrangement shall be provided inside the enclosure Note :- (i) Suitable size concrete foundation shall be made as per direction of Engineer-in-Charge. (ii) The rate quoted by the contractor shall deemed to be included the cost of PCC foundation. No extra payment shall be made in this account (iii) Gr-I of List of makes shall be followed for Srl Item no 01 (iv) Pre-commissioning test shall be carried out by rep of accepting officer within overall quoted rates. Complete all as specified and directed.

Material and labuor for earthing complete with Galvanized Steel earth plate electrode 600x600x6mm thick buried directly in ground (earth pit not less than 2.25 M deep below ground level) with top edge of the plate not less than 1.5 M below normal ground level and filled with 15cm thick alternate layers of charcoal and salt, connected & including GI Strip earth lead 32x6mm by means of Gl bolts, nuts, check nuts and washers and protected by 40mm dia GI Pipe (light grade). Earth plate shall be surrounded by alternate layers of charcoal or coke and common salt in 15cm thick in layers & 15cm of widht all aurround of earth plate including 20mm dia GI light grade pipe for watering and including funnel, wire mesh, necessary earth work in any type of soil, Pre-cast RCC cover duly re inforced with 8mm dia TMT Bar @150 mm c/c both ways, one lifting handle made of 8 mm dia TMT bar embedded in cover slab, Earth Pit of PCC (1:3:6) type C2 (using 20mm graded crushed store aggrgate) complete all as specified and as shown in electrical plate No-3 of SSR Part-I including testing on completion. (For Panel Earthing) Note:- (i) PCC chamber shall be constructed at least 1.5 metre away from the earth electrode and pipe for watering shall be provided in slanting manner. (ii) The unit rate includes earthing lead & protection pipe upto 7.5 metre from top of earth plate. Complete all as specified and directed.

Supply & lay cable XLPE insulated screened PVC bedded, galvanised steel strip or wire armoured electric power cable heavy duty with stranded aluminium conductor 1100 volts grade of size 120 Sqmm x 3.5 core. (Two runs in parrallel from alternator to AMF panel and LT panel inside power house). Complete all as specified and directed.