CWE/HILLS/PGH/49 OF 2024-2025 PROVN OF 50 KVA GENERATOR SET FOR 02 X ISO CONTAINER AT BN MAGAZINE OF 8 KUMAON AT MIL STN PITHORAGARH

Amount

Supply, install, commissioning & testing of prime rated silent type diesel engine driven generating set AC 415 volts,50c/s ,3 phase 4 wire CPCB IV+ compliant suitable to deliver 50KVA at Pithoragarh(UK) ambient conditions(NTP)complete with acoustic enclosure , antivibration pads with 75db noise level at 1 mtr ( MoEF/CPCB norms )distance from DG set and control system directly coupled complete with self starting system including accessories equipment control panel etc as detailed below:-(Note: The capacity of Generator set shall be net after considering all due derating factors for both Engine and Alternator as per relevant IS/BS standard design.) (a) Alternator should not be less than 50KVA/40KW output at 0.80 PF AC 3 phase 4 wire 415 volts 50 C/S, self excited self regulated, screen protected drip proof revolving field brushless type with two end sheild ball/Roller bearing with damper winding in each pole faces as per IS-4722 or BS 2613-1970 or IS/IEC 60034-1 ,insulation class H , advanced digital AVR for better voltage regulation and response time,complete all as specified and directed by Engineer-in-Charge. (Note: The capacity of Alternator shall be net after considering all due derating factors as per relevant IS/BS standard design.)

(b) Diesel Engine :- Diesel engine of minimum 70 BHP capacity suitable to deliver minimum 50 KVA power as per OEM design, water cooled and electric start suitable to drive above alternator independently, coupled directly through flexible coupling, multi cylinder , turbocharger intercooled,4 in line,cold starting, 1500 RPM industrial type as per BS-649 or IS-1601 with electronic governor suitable to regulate speed of DG set from No load to full load ,engine confirming to IS 10000 (Part 1-12)1980,IS 10001,IS10002 and confirming to latest CPCP norms complete with fuel tank of cap as per manufactrer recommendations, fuel lines, exhaust pipe extended upto and outside building duly insulated with asbestos rope and with support and silencer muffles etc for continuous operation and standard accessories, sump, pre heaters, Fuel tank of capacity for 12 hours running of DG set with stop cock, drain plug and necessary fuel pipe, manufactured out of 2mm thick MS sheet, performance class as per ISO 8528-5 G2etc , first fill of lube oil and coolant , battery charging alternator complete all as specified and as directed by Engineer-in-Charge.( Note: Engine BHP should not be less than 70BHP considering the derating factor of Pithoragarh.) (c) Control panel :- The micro processor based graphical LCD display genset control panel powder coated for weather proof and long lasting finish consisting of control cubical fabricated sheet steel construction indoor type suitable for mounting accessories,bus bars with suitable capacity with incoming and outgoing terminals,instrument fuses duly wired and ferruled, controller shall monitor phase voltages and currents ,frequency,genset KVA,KW,KWH,KVAR,POWER FACTOR,Lube oil pressure,engine temperature,RPM,Run hours,Number of starts,Fuel level,Auto /

(vii) Digital power factor meter 440 volts 5 amps with built in transducer flush Mfd 96 mm square size . (viii) Indicator lamp LED type 230 volts for Gen/mains supply ON/OFF indication and different relay position etc all as required and recommended by manufacturer. (ix) Bakelite fuse base carrier with HRC fuses 50 amps 415 volts suitable for and including knife type HBC fuse link-06 Nos. (x) DC operated relays as required for remote operation, fault indication and outo switching OFF in case of fault in DG set. Note :- (a) The AMF panel shall be integrated with respective LT distribution panel and all electrical connections done using copper cable of suitable size. (e) Electric starter equipment :- The equipment with comprise the following:-(i) Maint free Battery duly initial charged as recommended by manufacture & Battery lead of adequate capacity. (ii) Starter motor (iii) Starter gearing (iv) Start/stop push button (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 of v) Alternator/Dynamo of suitable capacity to charge the batteries while DG set is running complete with auto cut all as per manufacture recommendations.

(f)Accoustic Enclosure: Accoustic enclosure shall be designed to meet stringent MoEF/CPCB norms.It shall be made of CRCA sheets as per manufacturers colour shade and a structural /sheet metal base frame as per manufacturers colour shade.It shall be equipped with high quality noise absorbent and fire retardent grade acoustic insulation material foam complying to IS 8183, two point top lifting for easy handling at customer site, Air inlet louvers specially designed to operate at rated load,11 tank pretreatment process and UV resistant powder coating of all parts to withstand extreme environment ,fluids drain for lube oil and fuel,external fuel filling arrangement outside the enclosure. (g) The testing of DG set for continuouss 12 Hrs running shall be carried by officer detailed by accepting officer before issuing completion certificate to contractor. On load testing eqpt including diesel for continuous testing for 12 hours or above till full testing (satisfaction or directed by Engineer-in-Charge) will be arranged by the contractor.Generator load test shall be based on resistive load.

Material and Labour for earthing complete with galvanized steel earth plate electrode 600mm x 600mm x 6 mm thick buried directly in ground ( earth pit not less than 2.25 meter deep below ground level) with top edge of plate not less than 1.5 meter below normal ground level, connected to galvanized steel strip 32x6 mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical plate No 3 of SSR PT-I including necessary excavation and earth work PCC (1:3:6) type C-1 with 50 mm thick pre cast RCC ( 1:2:4) type B-1 cover slab (reinforced with 8 mm dia deformed bar @ 15 cm C/C both ways and suitable handle of 10 mm dia round bar) including providing charcoal or coke and common salt in alternate layers of 15 cm compacted thickness all around the earth electrode, with funnel and 20 mm bore galvanized iron watering pipe (medium grade) wire mesh, GI lugs, complete in all respect, GI earth wire protected by 15 mm bore (Light grade) galvanized iron pipe and other end connected with main switch board or earthing test point as directed including proper lugs, including disposal of soil to a distance not exceeding 50 mtr and necessary testing on completion complete all as specified and as directed by the Engineer in charge .Note:1. Earthing Installation shall be done in the presence of Engineer in charge.2. Earth resistance shall not exceed 1ohm.

Excavation in trenches not exceeding 1.5 metres wide and not exceeding1.5 metres in depth and getting out in any type of soil complete all as specified and directed.

Returning, filling in, including spreading , leveling , watering and well ramming in layer not exceeding 25cm each layer complete all as specified and directed.

Removing excavated material not exceeding 50M and depositing where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and directed.

Sand filling in trenches for cable protection provided with layer 8cm deep before laying of cable and 15 cm after laying including spreading and leveling watering and well ramming in layer not exceeding 25mm thick complete all as specified and directed.

Supply and laying in trenches Sub class ‘B’bricks well burnt locally available for covering to cable laid dry flat ,with width of brick perpendicular to the length of cable complete all as specified and as 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 3.5 core complete all as specified and directed.

Supply and fix on load change over switch in sheet metal enclosure 100Amp four pole,modular type,positive isolation,door interlock and padlock facility confirming to IS/IEC 60947-3 complete all as specified and directed.

MONA GENERATOR SEVICES PVT. LTD. (BID ID -3161760)