PROVN OF 1 X 25 KVA DG SET ALONGWITH ALLIED WORKS AT OR FAMILY ACCN AREA DUGWELL AT SUNDERBANI MIL STN UNDER GE(N) AKHNOOR

Amount

Supply , install, commissioning & testing of Diesel Engine driven generating set complete with acoustic enclosure, antivibration pads with 75d noise level at 1 mtr distance from DG set and control system for 25 KVA/20KW output at NTP , AC 415 volts, 50 Hz, 3 phase 4 wire directly coupled complete with self starter system including accessories equipment control panel etc as detailed below:-

(a) Alternator 25KVA/20KW output at 0.8 PF , AC 3 phase, 4 wire, 415 Volt, 50 Hz, slelf excited self regulated through as AVR, screen protected drip proof type with two end sheild ball/roller bearing with damper winding in each pole faces as per latest BS/IS specification, complete all as specified and directed.

(b) Prime Mover - shall be coolant cooled cool and electric start diesel engine of suitable capacity for driving alternator of cap 25 KVA/20 KW, 50 Hz independently at 0.8 PF 3 phase, 4 wire AC 400/440 volt under NTP at MSL conditions , coupled directly through flexible coupling, multi cylinder, cold starting 1500 rpm industrial type as per BS 649 or IS-1601 with governor suitable to regulate speed of DG set from no load to full load complete with fuel tank of cap as per manufacturer recommendations, fuel lines, exhaust pipe exterded upto and outside nuilding duly insulated with asbestos rope and with support and silencer muffles etc. for contiuous operation and standard accessories , sump preheaters, fuel tank of capacity for 12 hours running of DG Sets with stop cock, drain plug and necessary fuel pipe, manufacture out of 2 mm thick MS sheet etc. all as specified and directed.

(d) Electric starter equipment :- The equipment with comprise the following :- (i) One No maint free battery duly initial chrged as recommended by manufacture & battery lead of adequate capacity. (ii) Starter motor (iii) starter gearing (iv) Start/stop push button (v) Alternator/Dynamo of suitable capacity to charge the batteries while DG sets is running complete with auto cut all as per manufactore recommendations. (vi) PCC foundation for DG set all as per manufacture recommendation or required at site or directed by Engineer in charge. DG set acoustic canopy shall be from OEM or make as per CA.

(e) Auto mains failure panel 415 volts 50 Hz suitable for 25 KVA Gen set, made out of 16 gausge MS sheet cubical type floor mounted front and rear door open able with locking arrangement duly powder coated suitable for and including the following :-

(iv) Ammeter 0-400 amps ,CT's operated flush mounting 96 mm square digital type with selctor switch and CT's of appropriate rating. (iv) Digital frequency meter 04 digital fush mounted 96 sqmm size for frequency range 30 to 55 Hz with built in tranducer. (vi) Digital power factor meter 440 Volt 5 amp with built in transducer flush mounted 96 mm square size. (viii) Baketllite fuse base carrier with HRC fuses 400 fuse lik 06 Nos. (ix) DC operated relys as required for remote operation, fault indication and auto switching OFF in case of fault.

Note : (a) The AMF panel shall be integrated with respective LT disritubtion panel and all electrical connections done using copper bus bars PVC sleeved of appropriate rating but not less than as of LT panel. (b) The testing of DG set for continuous 12 hrs running shall be carried by officer detailed by accepting office before issuing completion certificte to contractor. On load testing eqpt including diesel for continuus testing for 12 hours or above till full testing (satifaction or directed by Engr in Charge will be arrnaged by the contractor.

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, complete all as specified and directed.

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 25 sq mm 4 core, complete all as specified and directed.

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, complete all as specified and directed.

Supply and fix LT OH lines on existing poles with ACSR (Aluminium conductor steel reinforced) conductors size 2 of 6/1 x 2.59 mm (Weasel) without kinks and bends binding with and including binding wire, complete all as specified and directed.

Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of paint, complete all as specified and directed.

Shackle Type, Porcelain, vitreous, white, brown or green insulator including galvanised mild steel straps, washers, insulator bolts, washers and nuts, for fixing of 1100 Volt Grade LT OH ACSR conductor on existing poles, complete all as specified and directed.

Steel tubing galvanized (light grade) 40 mm bore conforming to IS-1239 for passing cable under road/floor or fixing to poles for protection of under ground cable complete with Flat iron 50 x 6mm clampsmade to shape and 12mm dia bolts, nuts and washers for fixing where required, complete all as specified and directed.

Earthing complete with galvanised earth plate electrode of size 600 x 600 x 6 mm thick burried in ground (earth pit not less than 2.25 mtr deep below ground level) with top edge of the plate not less than 1.5 mtr below normal ground level connected to galvanised strip 32 x 6 mm by means of nut, bolts, check nuts and washer of galvanised iron all as shown in electrical plate No 3 , connected to earth test point all as specified on indicated including PCC pit in PCC (1:3:6) type C1 cast iron /MS frame, 50 mm thick pre cast RCC (1:1/2:3) nominal mixed cover slab reinforced with 8 mm dia mild steel deformed bar 15 C/C and suitable for handle of cast RCC(1:1/2:3) nominal mixed cover slab reinforced with 8 mm dia mild steel deformed bar 15 C/C and suitable for handle of 10 mm round bar , funnel with wire mesh inclduing GI tube 15 mm dia for watering , copper lugs etc. GI protection pipe of size 40 mm bore dia including necessary excavation, earth work in soft/loose soil and disposal of soil to a distance n. exc 50 m and inclduing testing, complete all as specified & directed.

Supplying, installation, commissioning and testing of LT switch gear control panel board 440 volt AC 3 phase 4 wire for out door installation "KIOSK TYPE" with sloping canopy fabricated out of steel sections i.e CRCA sheet 2mm thick (14 SWG), angle / channel and flat iron sections of suitable size with opening on front, door in two halves fitted with handle and bolts for pad lock. The panel door shutters fixed with stainless steel hinges, heavy duty and with door stoppers. The door opening shall not be less than 150 degree. The construction of panel board shall be dust, vermin proof, IP 54 standard, with phosphatised powder coating painting externally and internally to protect against corrosion: The panel shall be mounted on suitable size of channel section having ground clearance 60cms from grouting bolts, conforming to IEC 60 439 complete duly incorporated with following accessories: -

(a) Bus bar chamber with electrolytic grade aluminum strip with heat shrikable sleeves with colour code supported on epoxy resin based insulators 4 strip of suitable length for size 25 x 3mm. (b) MCCB 4 pole 415 V AC, current rating 40 Amps, breaking cap 16 kA at 415 volts = 01 No (incoming) (c) MCCB 4 pole 415 V AC, current rating 25 Amps, breaking cap 16 kA at 415 volts = 01 No (Outgoing) (d) MCCB 4 pole 415 V AC, current rating 16 Amps, breaking cap 16 kA at 415 volts = 01 No (Outgoing) (e) MCB SPN 16 Amps, 230 V -01 Nos (f) Voltmeter digital type 0-500 V, 96mm square flush panel mounting = 01 Nos (on income supply)

(g) Ammeter digital type 0-200 A, with CT with suitable ration, 96mm square flush panel mounting = 01 Nos (on main load) (h) Indication pilot light to operate on direct supply 230 V AC with 2.4Watt bulb (R,Y,G) with smooth lens = 03 Nos (j) On load changeover (manul type) of cap 63 Amp -01 No (k) Complete wiring of the panel board with FRLS PVC insulated multistrand copper conductor cables of suitable current carrying capacity end terminated with lugs and bolts, nuts and washers of galvanised iron. (l) Current transformer (Bar primary low tension) type CBF-0.6-D1 Ratio 400/5 amps, 15 VA accuracy class - 1 = 01 Nos (set of three)

Supply and fix time switch astro type (Having longitude and latitude of Indian cities in memory) 415V, 3 phase of 32 Amp rating with contactor fitted inside steel enclosure, complete all as specified and directed. Make- Havells, Cat part No- Sap Code IHXTS0306A.

GI pipe light grade for protection of UG cable under road on pole under floor etc of size 50 mm bore, complete all as specified and directed. Note :- Nuts bolts, clamp for fixing of GI pipe to be measured and paid separately.

Earth continuity conductor fixed to wall on batten or receee or chases or buried in ground or drawn in conduit/pipe or fixed to pole or any other indicated situation for loop earthing etc.for 32 x 6 mm galvanised strip, complete all as specified and directed.

Excavation in tranches not exceeding 1.5 m wide and not exceeding 1.5 m deep for foundation of laying cable including getting out in soft/loose soil, complete all as specified and directed.

Returning filling in including spreading watering and well ramming in layers not exc 25 cm, complete all as specified and directed.

Removing surplus soil to distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point, complete all as specified and directed.

Sand cashioning to under ground cable with dry fine sand in trenches in layers of 8 cm thick before laying the cable and 15 cm thick above the cable after laying and stretch the cable, complete all as specified and directed.

Supply and laying sub class 'B' common burnt bricks , old size, laid dry, flat transversely along the length of cable with width equal to length of brick & with gaps between the adjucent bricks not exceeding 10 mm as cover laid over the cable to give mechanical protection to under ground cable, complete all as specified and directed.

Usha Engineering Co.

Jiwan Singh

M/S SAHNI CONSTRUCTION CO

M/S THAPPA TRADERS

M/S MANJIT SINGH AND SONS

M/s Mool Raj Romesh Chander