PROVISIONING OF 02 IN NO OF GENERATOR AND ALLIED FACILITIES AT CGRA AYYAPAKKAM UNDER GE (I) (CG) CHENNAI

Amount

E/M SCHEDULE

Supply, installation, testing & commisioning of silent diesel engine generating water cooled diesel engine of suitable capacity for generator 58.5 KVA, 1500 RPM with 12 volt self starter arrangement G3 class of governor 'TA', nature of aspiration T.C having dry type Air filter, diesel engine coupled with alternator 58.5 KVA 415 volt 3 phase 4 wire , 50 hz , 4 cylinder, with both Engine & Alternator mounted on common base complete with fuel tank , residential silencer, AVM pads, suitable battery with leads with initial fill of engine oil & microprocessor based genset controller, complete including AMF Panel of capacity 58.5 KVA, Canopy should be CPCB-IV+ norms with db<75. (a) Diesel Engine : Diesel engine model, Six cylinders, liquid cooled, turbocharged with after cooler, developing 74 HP @ 1500 RPM, is inline, electric start, compression ignition, 4 stroke, designed to run contrinously at 1500 RPM confirming to IS 10002, ISO-3046, BS 5514 standard will comply with present CPCB-IV+ norms. (i) Dry type air cleaner (ii) Exhaust silencer suitable for canopy (iii) Expansion bellow (iv) Lube oil cooler (v) Lube oil filter (vi) Fuel filters (vii) Radiator with pusher type fan and mounting (viii) In-line mono block fuel injection pump (ix) Electronic governer (x) Fly wheel with starter ring and bell housing suiable for close coupling. (xi) 12 Volt electric starter motor. (xii) Battery charging alternator (xiii) Microprocessor based KG645 contoller mounted on the controler panel. (xiv) Protection system for Low lube oil pressure & High water temparature.

(b) Alternator :58.5 KVA Alternator, suitable for continous operation rated at 1500 RPM 415 V, 0.8 PF, 50 Hz, 3 phase in SPDP enclosure, self-excited & self-regulated, Brush less, floor mounted with Ball or Bearings on end shields. The alternator conforms to IS : 4722, BS EN 60034-1 and will be suitable of tropical condition.

(c) Base frame : Suitable to couple above engine & alternator made from steel sheet metal

(d) Fuel tank : 150 litres capacity with inlet & outlet arrangement, air vent 7 drain plug arrangement.

(e) Batteries : 150Ah, 12 Volts x 1 battery with one set of connecting leads of 35 sqmm size copper cable

(f) Acoustic enclosure construction : (i) The enclsoure is modular in construction. (ii) Specially designed residential silencer kept inside canopy (upto 58.5 KVA). (iii) Aesthetically designed internally bolted (upto 58.5 KVA) canopy for enhanced product life. (iv) Base frame is made of sheet metal. (v) Durable industrial locking system is provided on doors. (vi) Doors are gasket with high quality EDPN material. (vii) Ease of access and serviceability.

(g) Corrosion resistance : (i) All sheet metal parts/components are hot dipped in ine tanks process, pretreated and passivated. (ii) Sheet metal components are painted with P.P base paint. (iii) Base frame is epoxy coated. (iv) Zinc passivated hardware is used to avoid rusting.

(h) Acoustic insulation : (i) Sound proofing of the enclosure done with quality foam confirming to IS : 8183. (ii) Insulation confirms to UL94 - HF1 class for flammability. (iii) Acoustic form shall be fire retarded and fire resistant. (iv) Attenuates are provided to control sound at entry and exit to and from the container. (v) Specially designed residential silencer is provided.

(j) Ventilation and Air circulation : Exhaust pipe is thoroughly isolated by covering it with glass wool and furthr cladded in enclosure.

(k) Electrical : Neutral earth connecting points at termination block/neutral bus at control panel & body earthing points at altrnator leg and acoustic enclosure base frame.

(l) Sound level : The Gensets being offered comply to a sound level of < 75 dbA (12 point average) at a distance of 1 metr in free field conditions conforming to CPCB IV+ norms.

Supply, installation, testing and commissioning of Outdoor LT Panel board suitable for 3 phase 415 Volt of both side 2 Nos 90000EAC opening double door with push type metal lock, heavy duty with hinges, separate common across cable alley, made out of 3 mm CRCA Sheet with angle iron frame of suitable size (50x50x6mm) and MC channel for panel base outdoor type, free standing cubical type totally enclosed weather dust and vermin proof with front and rear opening with locking arrangement of 440 Volts 3 phase 4 wire 50 Hz having copper bus bar of capacity 400 Amps with lP 54 as per IS 13947 protection, and neutral with copper bus bar RYB duly insulated complete including internal wiring with copper conductor, provn of suitable cable glands including two coats of primer and one coat of spray painting incuding connecting all incoming and outgoing cable feeders with necessarry lugs ferrules etc . including PCC foundation for support and well finished with cement mortar. Comprising of the following switch:- INCOMING: 250 A 4P 25KA MCCB Adjustable type 415 volts rating -1NO. Multifunction LED meter complete with CT coil including set of indicating lamp RYB-1set. Bus bar: 400A capacity Aluminium bus bar with sleeves- 4Nos OUTGOING: MCCB 3P 16KA fixed type 415 volts 100A rating -4Nos

Supply, installation, testing and commissioning of Indoor LT Panel board sutable for 3 phase 415 Volt of both side opening, heavy duty wide hinges, separate common across cable alley,made out of 2 mm CRCA Sheet with angle iron frame of suitable size (50×50x6mm) and MC channel for panel base outdoor type,.free standing cubical type totally enclosed weather dust and vermin proof with front and rear opening with locking arrangement of 440 Volts 3 phase 4 wire 50 Hz having copper bus bar of capacity 400 Amps with IP 54 as per 1S 13947 protection, and neutral with copper bus bar RYB duly insulated complete including internal wiring with copper conductor, provn of suitable cable glands including two coats of primer and one coat of spray painting including connecting all incoming and outgoing cable feeders with necessary lugs ferrules etc . including PCC foundation for support and well finished with cement mortar. Comprising of the following switch. INCOMING: 100A 4P CHANGEOVER SWITCH

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 35 sq mm 3.5 core (For DG Supply) complete all as specified and directed by Engr-in-Charge.

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 16 sq mm 4 core (For DG to Panel Supply) complete all as specified and directed by Engr-in-Charge.

Supply and fix Onload change over switch 415V in sheet metal enclosures 4 pole of capacity 63 Amps.complete all as specified and directed by Engr-in-Charge.

M&L for Earthing complete with galvanised steel earth plate electrode 60×60cm× 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 25×4mm as earthing lead 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 including 100 Kgs of bentonite powder all as specified or indicated including testing on completion all as specified and as directed by Engr-in-Charge.

Boring of holes under road, pavement, hard standing by trenchless technology using ultra sounding technique and necessary machine including HDPE pipe of 150 mm dia suitable for 0.4 mpa working pressure complete all as specified and as directed.

M&L for PCC 1:3:6, type C-1, using 20 mm graded stone aggregate as in foundation/ coping of poles including demolition of existing PCC and necessary form work and finishing the exposed concrete surfaces even and fair all as specified and as directed.

S&F sheet metal enclosure for Board distribution double door with 200 Amps double door rated bus bar TPN 4 way complete all as specified and as directed.

S&F MCCB 63 Amps, 415 Volts, Repturing capacity 16KA all as specified and directed.

M&L for PCC 1:4:8, type D-2, using 40 mm graded stone aggregate as in foundation, filling and mass concrete all as specified and as directed

M&L for Point wiring with 1.5 sqmm (Nominal area) unsheathed multi-stranded copper conductor PVC insulated cable 1100 volts grade single core drawn into and including non-metallic rigid PVC conduit of 20 mm dia concealed wiring along with 1.5 sqmm unsheathed multi stranded copper conductor cable PVC insulated 1100 volts grade as earth continuity conductor connected to common earth dolly fixed to wall/ ceiling roof all as specified and directed.

(a) One light point controlled by one switch.

(b) One fan point controlled by one switch.

(c) One3 pin socket outlet, 5 Amps point controlled by one switch.

S&F wire for circuit/sub main wiring with 1100 volts grade PVC insulated and unsheathed cable with stranded copper conductor 6.0 Sqmm, on surface or recessed or drawn in PVC casing caping along with 6.0 Sqmm single core copper conductor multi stranded cable as earth continuity conductor complete all as specified and as directed. Notes: (i) Five different color wires shall be used for phase, neutral and Earth. (ii) Connections of cables with MCBs or bus bars shall be done through appropriate size brass/ copper thimbles .

S&F wire for circuit/sub main wiring with 1100 volts grade PVC insulated and unsheathed cable with stranded copper conductor 2.5 Sqmm, on surface or recessed or drawn in PVC casing caping along with 2.5 Sqmm single core copper conductor multi stranded cable as earth continuity conductor complete all as specified and as directed. Notes: (i) Three different color wires shall be used for phase, neutral and Earth. (ii) Connections of cables with MCBs or bus bars shall be done through appropriate size brass/ copper thimbles .

S&F wire for circuit/sub main wiring with 1100 volts grade PVC insulated and unsheathed cable with stranded copper conductor 1.5 Sqmm, on surface or recessed or drawn in PVC casing caping along with 1.5 Sqmm single core copper conductor multi stranded cable as earth continuity conductor complete all as specified and as directed. Notes: (i) Three different color wires shall be used for phase, neutral and Earth. (ii) Connections of cables with MCBs or bus bars shall be done through appropriate size brass/ copper thimbles .

S&F Switch piano flush type single pole one way 5 Amp

S&F Switch socket combination 2 in 1, 3 pin, 5 and 5 Amp flush type universal

S&F ceiling rose, surface type, PVC of 25x50mm, two to three terminals AC 230V.

S&F sheet metal enclosure for Board distribution double door with 200 Amps rated bus bar SPN 4 way complete all as specified and as directed.

S&F MCB SPN 32Amps, Repturing capacity 10KA all as specified and directed.

S&F MCB SP 5 to 16 Amps, Repturing capacity 10KA all as specified and directed.

Supply and fix LED light fitting 4 feet white 220V, box type 20W, integrated LED driver etc. complete with all accessories internally pre-wired and including connecting up with three core twisted flexible copper conductor cable with suitable size complete all as specified and as directed.

Supply and fixing of ceiling fans complete with blades, down rods, electronic regulator and accessories, 230 V, 1200 mm sweep. Min air delivery 210 CFM with service value 6.00 BEE. Five star rated with brushless direct current motor (BLDC) complete all as specified and as directed.

B/R SCHEDULE

Excavation in post holes (or similar holes) each n exc 0.5 Cum getting out soft/ disintegrated rock returning filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25cm, watering, and removing surplus soil to a distance n exc 50 m and makind good surface complete all as specified and as directed.

S&F Roof trusses (framed), trussed, purlins, Post, crane gantries, rails and fasterings and heavy duth bracket framing (beam, tee, angle, channel ro flat section) including distance pieces cleats etc complete all as specified and directed by Engr-in Charge.

S&F MS plates (plain or chequered) channels, square cut or notched (ordinay and counter sunk) forming holes, without any attachment of Fe 410W (Gde-E -250) Quality 'A' complete all as specified and directed by Engr-in-Charge.

S&F Prepainted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick of and colour having tensile strength of 550 Mpa as in roof coverings/claddings to wall, fixed with self tapping screws complete all as specified and directed by Engr-in-Charge.

M&L for prepration of new or previously untrated steel surfaces of any description, not otherwise described, over 10cm width or girth by applying two coats of synthetic ememal paint over a coat of red oxide complete all as specified and directed by Engr-in-Charge.

Surface dressing not exc 15 cm deep in soft/ loose soil.

Material and labour for 75mm thick PCC (1:4:8) type D-2 using 40 mm graded stone agg as in sub base of floor complete all as specified and directed by Engr-in-Charge.

M&L for Cement Concrete type B-1, 1:2:4 (using 20mm graded stone aggregate) with broom finished cement concrete surface even and smooth without using extra cement complete all as specified and directed by Engr-in-Charge.

Dismantling floor, hearth or wall tiling including cement mortar bedding (but not backing), removing serviceable tiles and rubbish off the premises complete all as specified and directed by Engr-in-Charge.

M&L Non-skid colour ceramic tiles 7 to 8 mm thick ( square/rectangular) area of each tiles exc 0.11 sqm but not exc 0.18 sqm as in floors including screed bed or bedding layers of 15 mm thick cement mortar (1:6) for laying floor finishes all as specified. Set and jointed in cement slurry @ 3 Kg/Sqm and pointed in white or colour cement to match existing surfaces complete all as specified and directed by Engr-in-Charge.

M&L 16 mm bore outer dia 3-layer PP-R Polypropylene random copolymer)concealed pipes SDR 7.4 (PN16) UV stabilized and antimicrobial fusion welded having thermal stability for hot & cold water supply including all PP-R plain & brass threaded Polypropylene random fittings fixed complete to walls, ceilings or in floors etc

S & F Vitreous china white squatting pan Orissa pattern of size 580mm x 440 mm with integral foot rests including necessary lime concrete and 100 mm bore cast iron ‘P’ trap with 550 to 600 mm long neck for connecting WC to branch piece with cement joints complete all as specified and directed by Engr-in-Charge.

S&F PVC low level flushing cistern 10 Ltrs capacity ISI Marked incl all assessories and 32 mm dia PVC flush/discharge pipe incl float valve, inlet PVC connection 15mm bore complete all as specified and directed by Engr-in-Charge.

S&F PVC connections 15 mm size with PTMT nuts of length 450 m complete all as specified.

S & F 15mm bore stop valves of cast copper alloy, screwed down, high pressure with crutch or butter fly handle, fancy type, chromium plated, with long shank and cup (concealed type) fixed in repairs complete all as specified.

S & F fancy type long neck bib taps, cast copper alloy, chromium plated screwed down for 15 mm bore iron pipe or for brass ferrule complete all as specified.

S & F Low density polythene pipe (LDPE) of pressure rating 6 Kg per Sqcm, heavy duty laid in trenches size 50mm bore of pipe as in repairs complete all as specified and directed by Engr-in-Charge.

S&F PVC (SWR) bends any radius, 75mm bore, fitted with oval access door complete all as specified.

S&F in Health faucet (ABS Body) mild steel chromium plated suitable for 15 mm dia pipe with 1.25 metre long flexible tube and ABS wall hook including making connections and fixed in position complete in all respect as specified and as directed.

rvelectricals (BID ID -3229425)

Sree Nandhees Technologies Pvt Ltd (BID ID -3221433)