PROVN OF 01 X 63 KVA STANDBY GENERATING SET WITH AMF PANEL FOR PART OT, ICU, MI ROOM, COLD ROOM, LABOUR ROOM AND PERIMETER FENCING AT MH NAMKUM UNDER GE RANCHI

Amount

Diesel Engine Generating set 415 volts 63 KVA 3 -phase 0.8 power factor 50 Hz, 1500 RPM self exicited self regulated brushless AC generator installed including accoustic enclosure suitable for ambient condition at Ranchi and confirming to condition under IS 4722, BS 5514/2613/5000 with following: (i) The capacity of Generator set shall be net after all due derating factors as per relevant ISI design. (ii) Rate quoted shall be deemed to be inclusive of cable and terminations form Generator panel to change over switch shall be measured including making necessary holes to wall and making good to disturbed surfaces of match to original specification and connection up all as specified and directed. (iii) The quoted rate shall be deemed to be inclusive of first fill of oil and final successful acceptance test. (iv) The quoted rate shall be deemed to be inclusive of 12 hours test run at site including of half an hour on 10% overhead in presence of representative detailed by accepting Officer, all arrangements are to be made by the contractor for tests.

(A). Alternator :- Standard design alternator rated at 63 KVA net output at site after considering derating as per site conditions at 0.8 (lag) power factor AC, 3 - phase 4 - wire 415 volts 50 Hz, 1500 RPM, self exicited self regulated screen protected drip proof IP 23 enclosure brushless design with winding in pole faces, insulating class 'H' and voltage regulation of + 1% at rated voltage from no load to full load. The alternator shall be confirming to BS 2613/5000 and shall be inposition to generate supply with frequecy regulation with in +1% tolerace. The alternator will be suitable for tropical climate and shall generally confirm to BS - 2613/5000/ IS - 4722. (i) Insualation class - 'H' (ii) Temparature rise Class - 'H' (iii) Excitation : Self Excited (iv) Regulation performance: The voltage is kept constant with +1%, manual voltage adjustment within + 5% . (v) Frequency regulation +1%

(B) Disel Engine: - Adquate capacity of Diesel engine not less than 60 BHP (Minimum) as acceoted by the accepting officer basing on manufacturers technical details water cooled to drive independently above alternator and after considering derating as per site conditons after generating and reducing power consumed by accessories directly coupled through flexiable coupling multi cylinder multi stroke direct injection, cold starting 1500 RPM, as per relevant IS/BS - 5514 with an overload capacity of 10% for half an hour in 12 hours continuous running complete with standard accessories all as specified and required for safe handling and operation salient features of accessories shall be as under:- (i) Fly wheel with housing (ii) Cooling system :- Mounted radiator with fan & belts. (iii) Cooling Water pump : - Centrifugal type belt driven. (iv) Exhaust System :- Exhaust System complete with exhaust piping of 150mm dia with MS pipe light grade upto & outside and 1 meter away from the enclosure, covered with asbestos rope and aluminium foil of 28 SWG complete with in the enclosure for safe exhaust without transforming vibration to the wall of the enclousre. Exhaust gas turbo charger type Exhaust manifold Silecer : Residual type Bellows

(iv) Fule System :- Fuel injection system with fuel injectors, fuel injection solenoid switch/ nozzles/ governer electronic type capable for 1% speed /frequecy regulation. Fuel fileters Fuel hoses (v) Lub oil System :- Lubricating oil filter Lubricating oil pump (vi) Air Intake System :- Air intake Manifold Air cleanler dry type (vii) Governer :- Electronic Governer viii) Starting System :- Electric Self starter with maintenace free battary including battary charging alternator. (ix) Batteries :- Batteries of maintenece free of capacity as recommended by the manufacturer complete with copper conductor multistrnded leads of suitable length from self starter to the battary terminals complete with initial charge and initial fill of electrolite all as specified and Starter gear ring Start and stop push button Ignition key / Switch Handling and operation : Salient features of accessories shall be as under: Radiator with blower fan Corrosion inhibitor coolant Paper element filters for fuel, lub oil and by pass. Eelctronic governer controlled direct fuel injection system Fly wheel housing and fly wheel.

(x) Generator Monitoring Panel : - Comprising of all standard items as mentioned under this schedule or asper standard practice iginiton key switch and start / stop arrangement, indications for Engine parameter & hour run meter, RPM meter, Engine oil pressure indicator, water/coolent temparature indicator, Battary volt display. xi) Safety Controls : - Engine low lube oil pressure high water temparature and over speeding of engine. xii) Coupling arrngement : - Flexiable coupling, fly wheel to suit flexiable coupling fly wheel housing. xiii) Accessories :- AVM Pads built or separtely mounted to manufactrer base frames. xiv) Base Frame : - Made out of ISMC 250 of sturdy design made of MS channel with necessary reinforcement and predetermined holes.

The following itmes are deemed to be included in the rate quoted for all DG sets:- (E) Civil Works :- All civil works including PCC plat form and related works to foundations for panel and equipments including making good the existing structrure as distrubed during installtion and commissioning of genset. The depth of the foundation shall be minimum 300mm with antivibration pads or as recommended by the manufacturer. (F) Accoustic Enclosure:- Manufactured by OEM suitable for 63 KVA DG Set.

(i) Approved as per CPCB (ii) It Should be as per latest rules and regulations of Ministry of Environment and Forest and Pollution control board. (iii) The generating set battaries and fuel tank should be housed inside the acoustic enclosure. (iv) Fuel tank should be located inside the acoustic (v) Construction Details/specification are as follows : - a) Outer body :- CRCA Sheet of 1.6mm thick. b) Doors :- CRCA sheet of 1.6 mm thick c) Sound Insulation :- 100 mm thick rock wool (64kg/Cum) vi) The accoustic should be composite in construction and fully assembled integral unit. vii) The standard control panel with MCCB should be located near the alternator on the left side and breaker control panels should be kept out side the acoustic. viii) The battaries should be placed inside the enclosure beside the DG Set on a suitable inlsulated plat form. ix) The DG Set should be provided with external Emergency stop push button. x) The enclosure should be provided with bulk head light fitting for inside illumination

xi) The noise level should be 75 db at 1m under free field conditions. xii) The accoustic enclosure parts shall be of powder coated after pre treat ment process. The powder coating shade should be Genset Green. The base frame should be painted with epoxy based black shade. Make of DG Set Engine : (i) CUMMINS (ii) KIRLOSKAR (iii) CROMPTON GREAVES (iv) CATTER PILLAR

Supply and fix ON LOAD change over switch 415 V in sheet metal enclosures 4 pole of capacity 200 Amps

Supply laying and testing cable XLPE insulated, screened PVC bedded galvanised steel strip or wire armoured electric power cable "Heavy duty" 1100 volts grade with standard alloy conductor of size 120 sqmm 3.5 core.

Supply and lay cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 70 Sqmm 3.5 core

Supply and lay cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 50 Sqmm 3.5 core

Supply and lay cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 35 Sqmm 3.5 core

Supply and lay cable XLPE Insulated screened PVC bedded, galvanized steel strip or wire armored, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 25 Sqmm 3.5 core

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m depth for foundation etc or for shafts, wells cesspits manholes piers etc not exceeding 10 Sqm on plan and not exceeding 1.5 m depth, for laying of U/G cables in loose/soft soil etc complete.

M&L sand cushioning in trenches including watering and consolidation as in cable protection complete all as specified all as per SSR Part-I

M&L for sub class 'B' bricks, laid flat in trenches with width equal to width of the brick for the protection of under ground cable complete all as specified and as specified in SSR Part-I

Returning and filling including spreading, levelling, watering and well ramming in layers not exceeding 25 Cm thick all as specified.

Removing of excavated material to a distance not exceeding 50 Mtrs and depositing where directed at a level not exceeding 1.5 Mtr above the starting point complete.

M&L for Earthing complete with galvanised steel earth plate electrode 600mm×600mm× 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 MS strip 32x6mm connected to earth plate electrode by means of bolts, nuts, check nuts and washers including 50mm bore light grade GI protection pipe all as shown in electrical plate No. 3 of MES schedule Part I with & including PCC 1:3:6 type C1 pit with 40mm thick cover of RCC 1:2:4 B1 reinforced with welded steel wire fabric not less than 4 Kg per Sqm watering arrangement with 20mm GI medium grade pipe ISI marked, GI funnel with GI mesh, filling with mixture of common salt & charcoal necessary excavation and earth works in any type of soil including test point, testing & commissioning complete.

M & L for GI tube, `light grade',, 100mm with all fitting; laid in trenches/with pole complete as directed by Engr-in-charge.

Earthing complete with copper earth plate electrode of size300 x 300 x3mm thick burried directly in ground vertically to a depth of not less than 2.25 m below ground level with the top edge of plate not less than 1.5 m below ground level connecting to GI earth strip including strip of size 25 x 3 mm upto and including test point including excavation, earth work in any type of soil watering pipe funnel earth pit chambers, RCC covers, PCC all as per electrical plate no 5 of SSR Part I Note : - The unit rate shall also include for excavation earth work in any type of soil, plain cement concrete 1:3:6 mix, type C1 pit 40mm thick RCC 1:2:4 mix, type B1 cover reinforced with 8 mm dia TMT bars @ 150mm C/C both ways GI funnel with watering pipe and wire mesh complete in addition to item No 1(a) to (e) of preamble (Notes) under sub heading earthing, specified in SSR Part II. Earth strip shall be measured and paid separately.

Rubber matting suitable for 1.1 KV electrical grade 12mm thick chequered top ISI marked to be laid in front of electrical panel all as specified and as directed.

Associated Engineers

M/s Mukesh and company