PROVISION OF INDEPENDENT DIESEL GENERATOR FOR TEST CELL 4 N 5 AT GTRE BENGALURU

Amount

Supply, Install, Testing & Commissioning of Air Circuit Breaker 2000 Amps, 4 pole, 65 KA, 415 Volts manual drawout type with microprocessor release including fixing arrangement in existing LT panel with neccessary electric connections complete all as specified and directed. Note: The quoted rate shall be deemed to be included for fixing of new Air Circuit Breaker in existing panel by making necessary addition / alteration after removing the old ACB of any type and handed over to MES storeyard.

Supply, install, testing & commitioning LT bus duct of rating 2500 Amps, sandwitch type bus bar trunking system outdoor type with aluminium conductor rectangular section multilayer of pole configuration 3 phase and 100% neutral of insulation class "F" (155 degree C) with multilayer polyethylene terephthalate and equipped with integral protective earth conductor of aluminium alloy suitable for operational voltage (Ue) 415V / 690V / 1000V, insulation voltage 1100V, short circuit withstand capacity 80 KV for 01 second, 50 HZ, impulse withstand voltage 8 KV and bus duct enclosure made of 1.6mm thick galvanised sheet duly epoxy powder coating of paint shade RAL 7032, enclosure shall degree of protection IP-66 and shall be designed for high mechanical, electrical and heat loss efficiency for outdoor suitable for power distribution and shall be certified for fire resistance uniblock joint with twin headed maintenance free nut for fixing of components. Horizontal or vertical direction with span lengths at regular intervals through removable block, joints having all joint contact surfaces silver plates, together with all kinds of bend, tees etc with halogen free sandwich insulation system and provided with galvanised sheet canopy not less than 1.2mm thick, the bus duct routed between DG set panel / LT panel and user end panel shall be provided with supported GI structural members duly fabricated with suitable size and adequate length at appropriate span not more than 3m interval complete all as per relevant standards of IEC-61439-1 & 6 and IS-8623 and as amended upto date.

The LT outdoor bus duct comprising of following comprising of following components / accessories for: - (i) Flange end - 02 Nos. (ii) Horizontal / Vertical offset / Combination / 'T' elbow - 04 Nos. (iii) End covers - 02 Nos. (iv) Copper laminated flexible (maximum 300mm length) - 02 Nos. (v) Adopter box - 02 Nos. (vi) Aluminium extension bus bar - 02 Set. (vii) External GI earth strip 50 x 10mm on both side throughout bus duct - 01 Job. Note: The quoted rate deemed to be included for making addition, alteration and modification in existing panel including extension of bus bar for top entry with end boxes and jointing of bus duct.

Supply, Install, testing & commissioning of CPRI approved outdoor type LT Panel board suitable for 415 volts, 3 Phase, 4 wire, 50 Hz Power distributon panel of suitable size, pre wired with adequate size of single core PVC insulated FRLS stranded copper conductor cable, control fuses, earthing terminals, lifting hooks, danger notice plate, free standing, front and back openable construction, floor mounting, dust and vermin proof of IP-54 protection as per IS-8623, provision for ventilation, compartmentalised design, hinged type double door with mechanical locking arrangement for each feeder, factory fabricated out of 3.15mm thick CRCA sheet, 7 tank process powder coated painting fixed on and including necessary earth work civil work with PCC 1:3:6 type C2 foundation and comprising of the following switch gear and accessories complete all as specified and directed: - (a) Copper Busbar TPN, 415 Volts, 3000 Amps capacity with colour coded sleeves-1 set

Earthing complete with galvanized steel earth plate electrode 60 cm x 60cm x 6mm thick buried direcly in ground vertically to a depth not less than 2.25 metres below normal ground level with top edge of earth plate not less than 1.5 metres below ground level connected to galvanized iron strip 32 x 6 mm as earting lead upto 7.5 metres or upto test point / connecting point by means of bolts, nuts, check nuts and washers made out of galvanised iron or steel all as shown in electrical plate No. 3 of SSR part I and earth strip protected by galvanized pipe light grade 40 mm bore light grade including necessary earth work and excavation in any type of strata, GI medium grade 20mm bore watering pipe with funnel and wire mesh, PCC 1:2:4 type B1 chamber with 40mm thick RCC 1:2:4 type B1 design mix cover slab with 6mm dia MS bars at 100mm c/c both ways with MS Hook 6mm dia MS bars etc complete all as specified and directed and testing on completion. Note: Beyond 7.5 metres will be measured and paid separately under approriate item of schedule here in after.

M&L for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or burried in ground or drawn in conduit / GI pipe or fixed to poles or any other indicated situation for loop earthing etc as required of GI strip 32x6 mm complete all as specified and directed.

Supply, Install, testing & commissioning of silent type Diesel Engine Driven Generating set, fully wired Alternator AC to give an output of 1010 KVA continuously rating at a power factor of 0.8 lagging, 3 phase, 4wire, 415 volts, 50Hz, 1500 RPM directly coupled with diesel engine water cooled, mounted on common base frame complete with acoustic enclosure (canopy) with latest CPCB norms-II and as amended upto date, fuel line & accessories, control panel showing standard parameters of Engine and Alternator, AMF Panel with control cable, exhaust pipe, fuel tank, PCC foundation work as per manufacturers instructions, anti vibration pads and other standard accessories and comprising of the folllowing, complete all as specified and directed. (A) Alternator - Standard design alternator capacity of 1010 KVA net out put at site after considering derating as per site condition at 0.8 power factor (lagging) 3 Phase, 4 wire, 415 Volts, 50 HZ, 1500 RPM, self excited, self regulated with brushless excitation screen protected drip proof IP23 enclosure, insulation class 'H' directly coupled with diesel engine through flexible coupling. The Alternator shall be suitable for tropical climate and shall conform to BS-2613/5000/IS-4722 as amended upto date.

Note: (i) Regulation performance: The voltage is kept constant with + 1% manual voltage adjustment within + 5%. (ii) Frequency regulation + 1%. (iii) Window pitch: 2/3 pitch. Starter winding: Double layer lap. Rotor: Dynamically balanced. Telephone interference factor: Better than 50. Total Harmonic factor: Better than 2%.

(B) Diesel Engine: Water cooled Diesel Engine suitable for 1010 KVA, 4 stroke, 12 cylinder, turbo charged to deliver not less than 1180 BHP at 1500 RPM under NTP conditions of BS-5514 and conforming to IS 10002 & ISO 3046, the engine is prime rated with 10% over load capacity for one hour in any 12 continuous hours of operation. The engine shall be provided with electrical starting arrangments and shall give the electrical out put of 1010 KVA at 0.8 power factor, 415 volts including standard accessories and comprising of following: - (i) Radiator with blower fan including guard (ii) Pipe coupling for engine cooling system piping (iii) Corrossion in-hibitor coolant (iv) Paper element filters for fuel, Lube oil, Bypass (v) Fly wheel housing and flywheel (vi) Engine bearing mechanism in flywheel housing (vii) Flexible coupling (viii) Dry type air cleaners and vaccum indicators (ix) Residential silencers (x) Stainless stell exhust flexible bellows (xi) Motor driven priming pump (xii) Electric starter (xiii) Battery charging indicator

(xiv) Exhaust piping made out of heavy duty mild steel pipe 'C' class of length 3.5 metres above the building height (height of the nearest dynamic spin rig building No. 86 is 8m + 3.5 metre) or as per recommendations of OEM to meet CPCB norms inclusive of all accessories and hardware, neccessary support steel structure stack including mineral wool insulation 2 inch thick suitable for 400 degree celcius temperature cladded with aluminium sheet for the entire length of exhaust pipe (xv) Exhaust gas driven turbo charger (xvi) Electronic governor (xvii) First fill lube oil, coolent and diesel during commissioning and 12 hours testing (xviii) Fuel injection pump (xix) Engine control panel with all accessories and components dispaying the battery voltage and charging rate, water temparature lubricating oil pressure, engine speed, engine hours run, balance of fuel indicator (xx) Safety control (trip and indication) for high water temparature, low lube oil pressure, low and high speed trip (xxi) Common Base frame for engine and alternator made from structural steel channels / beams duly painted.

(xxii) Battery set of 2 Nos maintainance free type 12 Volts, 180 AH capacity including copper conductor multistranded leads of suitable size and adequate length from starter to battery terminals. (C) Acoustic Enclosure (Canopy): Acoustic enclosure suitable for 1010 KVA DG set made out of 1.6mm thick CRCA sheet duly powder coated painting all as incompliance with latest CPCB norms suitable to reduce noise level to 75 dB measured at 1.0 mtr distance for audible frequencies as per manufacturers specifications and comprissing of following: -

(i) Rugged in construction maintainance free and modular design high quality accoustic insulation materials to be used as per IS 8183 for maximum sound absorption, accoustic layers shall be supported with perforated sheets a see through transparent window glass infront of engine panel to provide for monitoring the operation (ii) Emergency stop button at exterior body (iii) Deliverables 75 dB at 1 mtr distance at 75% load under free field conditions (iv) 02 Nos of 10 watt LED lamps for inside illumination.

(vi) Copper bus bar of capacity 2200 A for TP&N with PVC sleeves (vii) Push button one number each for start, stop and re-set. (viii) Automatic / manual switch (ix) Hooter. (x) Six window annunciator for fault indications. (xi) Voltage sensing relay. (xii) SAMP battery charge 24 volt, with trickle and boost charging. (E) Fuel Tank: Stand alone separate fuel service tank of capacity 990 Ltrs made out of 5mm thick MS sheet with level indicator fuel inlet, fuel outlet, Air vent, drain plug, inlet arrangement for diesel filling complete with mounting brackets and structure duly powder coated painting installed at suitable place with positive suction as per OEM recommendations and drawing shall be got approved by Engineer-in- Charge.

(F) Civil Work: All civil works including RCC / PCC platform and related to foundations for commissioning of Generator set shall be as per recommendations of the manufacturer. Note: (a) The contractor shall arrange for artificial load including diesel, coolent and lube oil etc. for 12 hours testing at site are deemed to be included in rate quoted by the contractor. (b) Contrctor shall submit the detailed specification, model No, Make, technical literature and foundation drawing of DG set for approval of Accepting Officer before placing the procurement order. (c) Contractor shall submit AMF panel drawing with dimensions and arrangement of switch gear, matering devices and make / model of switch gear for approval of Accepting Officer or his authorised representative before placing the procurement order. (d) The rate quoted shall be deemed to be included for making necessary holes to walls and making good disturbed surfaces to match the same to original specification and connecting up all as specified and directed.

Vijaypower Generators Limited

DARSHAN CONSTRUCTION Co.

national engineering

K KUMAR RAJA PROJECTS P LIMITED

M/S JIWAN KUMAR MITTAL

Sai Ram Builders

A K BANSAL AND CO