Tender For Provision Of Certain E/M Sanctioned Works, At Bb Cantt, Srinagar.; 1 Supply, Installation, testing and commissioning ofsilent type Diesel engine driven generating setwith Governing class (as per ISO 8528 Part V) -G2 incl sound reducing canopy (sound level not more than 75 db)14 guagehaving compliance to all parameters of Emission standards & General conditions as notified by Ministry of Environment & forest notification, & Central pollution control board Gazette notification GSR 804(E) dt 03 Nov 2022, 415 volts, 3 phase, 50 Hz supply complete with panel for automatic starting or main failure control panel suitable for giving an output of 20 KVAafter considering derating factor confirming to IS-1601 at 1800 metre altitude above mean sea level and capable of operating between temperature range (-20) degree C to 40 degree C (at Srinagar area of J & K) and alternator of suitable capacity and RPM coupled with each other & capable of taking 10% over load for one hours on every 12 hours (As per BS-5514/649) with flexible coupling mounted on common base plate on Antivibration pads on foundationas recommended by manufacture.The DG set shall comprise of Electric starter motor with batteries, Turbocharger, water cooled & comprising all standard fittings, fixtures & all piping etc as below :- 2 (a) Alternator : Directly coupled with Engine and suitable to produce 415 volts, 3 phase 4 wire system, 50 Hz 0.8 PF @1500 RPM of capacity 63 kVA all as per as per IS: 13364 and up to date amendments with H class insulation having efficiency 91% on 100% load at 0.8 PF, self excited, self regulated, screen protected drip proof type with two end shield ball/Roller bearing with damper winding in each pole faces as per IS-4722 or BS 2613-1970 complete all as specified and directed by Engr-in-Charge. (b) Engine :Water cooled Deisel Engine (CPCB-IV Norms Compliance) developing Min 25 kW / 33 BHP or as recommended by the manufacturer for 1800 mtr altitudehavingSelf start engine (including batteries with provn of charging the batteries and leads) suitable to drive above specified alternatorcomplete with foundation (foundation design as per OEM), as per IS:10001/ 10002, coupled directly through flexible coupling, multi cylinder four stroke, cold starting, 1500 RPM industrial type as per BS-649 or IS-1601 with AI electronic governer suitable to regulate speed of DG set from No load to full load completed with fuel tank of cap as per manufacturer recommendations, fuel lines, exhaust pipe duly insulated with asbestos rope and with support and silencer mufflers etc for continuous operation and standard accessories, sump pre heaters cold start kit etc complete all as specified and directed by Engr-in-Charge. 3 (c) Canopy : Acoustic enclosure shall be powder coated and fabricated out of 16 SWG CRCA MSsheet. The silent canopy shall be of nut bolt type construction.Critical processes of punching is done onCNC machines to maintain dimensional accuracy of holes within 0.1 mm.Powder coating is done afterseven‐tank surface preparation process of sheet metal.Canopy panel and doors shall have inside lining ofFIRE‐RETARDANT foam as acoustic material . Four hinged doorsshall be provided to canopy, one door shall have glass window for control panel.(d) Base Frame : Base frame is fabricated insheet metal.The base frame will be primer coated and painted.Thebase frame is rugged n construction and designed for mountingengine andalternator closecoupled, with cross members mounted on AVM.The base frame shall have provision for mounting ofacoustic enclosure & control panel on in it.The base frame is having provision of lifting hook forconvenient lifting of complete set, i.e. along with canopy, engine and alternator. 4 (e) Generating Panel :- DG set should consist of standard Generating Panel.(f) Exhaust System: The exhaust system and noise suppressor shall be provided with thermal insulation by using fire retardant/ non igniting foam conforming to BIS 7888/BS 4375 to prevent excess heat radiation on the engine andsafe for operator.(g) Fuel Tank: Fuel tank shall be fabricated out of 16 SWG CRCA MS Sheet .It is duly painted and fitted with inlet and outlet connections.Float gauge and fuel float switch is provided. Fuel tank shall have guage duly calibrated at every 5 mtrs. daily service fuel tank of suitable capacity as per manufacturers instruction of having min fuel storing cap of 12 hours for running DG set including fuel oil indicating gauge drain and vent plug etc complete on a common base within the acoustic enclosure.(h) Control Panel :- Alternator inbuilt control panel 415 Volt ,3 phase, 4 wire, 50 cycle fabricated out of 1.6mm thick MS sheet painted with internally/externally with two coats of synthic enamelled paing over one coat of primer complete with internal copper wiring sutiable for 63 KVA DG Set comprising of MCCB 4P,100 Amp 25KA 01 No with spreader link,Multifunctional meter suitable to indicate Volt,power factor,bty voltage,RPM frequency,temp, oil pressure,hours run,Current AMP,KW, KWH etc. 5 Note:- 1. Capacity of alternator at 1800 meters altitute -63 kVA, AC 3 Phase, 415 volts, 50 Hz. and as recommended by the manufacturer for above sized motor.2.Place of installation- Near BB Cantt Srinagar.3.PCC platform 1:2:4600 mm thick using 40mm graded stone aggregate to suit base frame size 45 cms below & 15 cms above ground level. Grouting 08 bolts of 600mm x 30mm and fixing the engine and alternator with base frame on the platform.PCC shall be measured & paid separately.4. Engine and alternator shall be assembled on common steel frame by the manufacturer itself and not by rep / authorised agent / sister concern etc.5.Engine shall be designed keeping in consideration of de-rating factor for 1800 meters altitute.6.Canopy and engine shall be of same make.7.Installation, testing and commissioning of Gen Set shall be done in presence of maufacturers Engineer and not by any authorised person / rep/sister concern etc 8. DG Set to be tested for 12 Hrs contineously on full load (Rated load) including 1 Hr at 110% load. All testing materials and fuel to be provided by the contractor. 6 complete unit/set shall be equipped with all standard fitting as per manufacture recommendations and mounted on common base frame with following fitting and rates shall be deemed to be inclusive of the same:-(a) Fly wheel with bousing (b) Cooling system : Mounted radioter with fan and belt (c) Cooling water pump : Centrifucal type belt driven (d) Exhaust gas (i)turbo charger type (ii) Exhaust mainfold, Silencer : (i) Residential type,(ii) Bellows (e) Fuel System: Fuel injection system with fuel injectors fuel injection solenoid switch/nozzle/governer electronic type capable for 1% speed/frequency reglation.fuel filters,fuel hoses(f)Lub oil System:(i) Lubricating oil filter (ii) Lubricating pump (g) Air intake System :(i)Air intake Manifold (ii) Air cleaner dry type (h) Governer : Electronic Governer with actuator (j) Starting System : Electric Self starter with maintenance free batteries including battery charging alternator. (k) Batteries : maintenenace free batteries of 12 Volt /24 volt as per manufacturer direction complete with copper conductor multistranded lead of suitable length from self starter to the battery terminals complete with initial charge and initial fill of electronic all as specified. Starter gear ring, start and stop push button , ignition key/switch, 7 (l) Handing and operation : Sailent features of accessories shall be as under :-Radiator with blower fan , Corrosion inhibitor coolent, paper element filter for fuel, lub oil and by pass, Elecronic governer controlled direct fuel injection system, Fly wheel housing and fly wheel.(m) Generator Monitoring Panel :Comprising of following:- (i) Microprocessor based genset controller for metering, monitoring,governing and protection (ii) Engine protection for low oil pressure, high coolent temperature (alarm & shutdown) (iii) Alternator protection parameter like under voltage, over current, under frequency, over frequency, (alarm & shutdown) (iv) Relay drivers for remote annuciations (v) Cyclic cranking(vi) Auto/manual strat/stop (vii) Operator within a temperatur ( range (-20 to 60 degree C) and humidity upto 95% (viii) Remote monitoring capacity throught separate interface moudules(n) Genset metering parameters like lube oil pressure, coolent temperature, engine speed (RPM), run hours, DC voltage, intake manifold temperature, 3 phase volts and 3 phase amperes,frequency, KW,KVA, power factor. (o) Safety Controls :-Engine low lube oil pressure, high water temparature and over speeding of engine 8 (p) Coupling arrangement : Flexible coupling, fly wheel to suit flexible coupling fly wheel housing (q) Accessories :- AVM pads builts or separately mounted to manufacture base frames.(r) Base frame : Stardy design made of MS channel with necessary reniforcement and predetermined holes. (s) Daily service fuel tank of suitable capacity as per manufacturers instruction of having min fuel storing cap of 12 hours for running DG set including fuel oil indicating gauge drain and vent plug etc complete on a common base within the acoustic enclosure. 9 Excavation in trenches, not exc 1.5 m wide and not exc 1.5 m in depth; for laying of cables, pipes etc. and getting out all excavated material in any type of soil, complete all as specified and directed 10 Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25cm, complete all as specified and directed. 11 Removing excavated materials n.exc 50 m and depositing where directed at a level n exc 1.5m above the starting point, complete all as specified and directed. 12 Dry sand cushioning to underground cable provided with layer of 8cms thickbefore laying the cable and 15cms thick after laying and stretching the cable and punned to 18 cm thick complete all as specified and directed .Note: Punned thickness shall be measured for payment purpose. 13 M&L for providing of new sub class B bricks, old size, well burnt laid flat dry for protection of under ground cable, complete all as specified and directed. 14 Supply and laying GI pipe light grade 40 mm bore in trenches, under floors, roads, along poles for protection of cables with all necessary fittings and sealing ends complete all as specified and directed. 15 M&L earthing complete with galvanised steel earth plate electrode of size 600 x 600 x 6 mm thick buried directly in ground in vertical position (earth pit not less than 2.25 m deep below the normal ground level) with top edge of the earth plate not less than 1.5 m below normal ground level, connected to galvanised earth strip of size 32 x 6 mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel, all as shown in electrical plate No. 3 of MES SSR Part - 1, connected to earthing test point, complete all as specified and directed. 16 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 70 sqmm 3.5 core, complete all as specified and as directed. 17 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 50 sqmm 3.5 core, complete all as specified and as directed. 18 Supply and fixing Three phase On load change over switch with enclosure 100Amps 4 Pole 415 V with door interlock kit complete all as specified and directed.. 19 M&L forSubmain wiring with two single core PVC insulated flexible copper conductor cable of size2 x25sqmm and one single core PVC insulated flexible copper conductor cable green colour of size 16sqmm as earth leadin and includingPVC conduit/ casing and caping and makinggood the disturbed wall surface to match with existing specification, complete all as specified and directed. 20 S & F Sheet metal enclosure for mounting MCB TPN 6 way AC 240 Volts with IP-43 protection double door with 200 amps capacity bus bar including cutting chases to wall for fixing DB and making good the disturbed wall surface, completeall as specified anddirected. 21 S&F MCB 40 Amps 415 volts 50Hzwith fixed thermal magnetic releasing system incl making connection with existing cable with connection materials like copper strips lugs nuts bolts with sheet metal enclosure suitable for one single MCB, complete all as specified and directed 22 S & F MCB SPN 240 V, 50 Hz, 10 KA , B curve of rating 32 Amp , complete all as specified and directed. 23 Supply, installation, testing and commissioning inreplacementof LT Panel board suitable for 415 Volts, 3 Phase 4 wire, 50 Hz AC supply systemoutdoor type floor mounted along with factory made type panel weather proof, vermin proof, fully ventilated and fabricated out of MS CRCA sheet of 3.15mm thick with ingress protection of IP-54 grade having aluminium bus bar of rating 400 Amps, three phase and one neutral fixed on insulator and bus bar insulated by coloured heat shrinkable sleeves. The panel shall be front openable and having inner & outer shells. The inner shell dullycompartmented for each control gear, including powder coating internally and externally the entire steel surfaces. All the cover shall be provided with suitable locking arrangements. The size of the outer shell should not be less than 1200mm x 1200mm x 450mm, mounted on angle iron stand made out of angle size 50 x 50 x 6mm grouted in PCC foundation in cement concrete 1:2:4 type B-1 (using 20 mm graded crushed stone aggregate), including accomodating the following control gears and accessories:- 24 (a) MCCB 250 Amps 4 pole 25KA 415 volts,(Incoming)(b) MCCB 125 Amps 4 pole ,16 KA 415 Volts- 02Nos(out going ) (c) MCCB 63 Amps 4 pole ,16 KA 415 Volts-02 Nos (out going )(d)MCB SPN 40 Amps , 415 Volts- 2nos(e) Aluminium Bus bar of capacity 400 Amps 3phase and neutral -1 set.(f)Digital type voltmeer0-500 volts.(g) Digital type Ammeter with CT of suitable ratio for reading upto 400 amps load-01 No(j) Indicating LED lamps R,Y& B -01 set 25 S&F star rated electric wall mounted fan 400 mm sweep of single phase 230 volt AC with having pull cord oscillating type single piece AS blade, three speed pull cord control complete with blade and guard framing support & connecting accessories and fixed/grouting on wall/roof with MS fastner, nut & bolt including providig flate flexible copper wire and making all electricalconnection complete all as specified and directed. 26 S&F sub main wiring with two runs PVC insulated FRLS wire, 1100 volt grade with multistranded copper conductor wire single core of size 2 runs of 1.5 Sqmm and 1 run of 1.5 Sqmm (Nominal area) (ISI Marked) any type any length drawn through in heavy dutyISI markedPVC Casing capping / PVC conduit of suitable size along with its all fittingsand connected accessories and duly fixed concealed in wall or surface on wall and making good all disturbed surfaces match to the existing surface complete all as specified and directed.Note: 3 runs of cable and one run of conduit/ casing capping shall be measured and paid as one unit. 27 Supply and fixing of socket outlettwo in one, 3 pin 6 A including PVCgang box, complete all as specified and as directed. 28 Excavation in trenches not exc 1.5m wide and not exc 1.5m depth for laying of pipe lines, valve chambers, man holes etc including forming bottom surface to required level and gradient and getting out in hard /dense soil complete all as specified and directed. 29 S & F tank Nipple suitable for HDPE water tank, complete all as specified and directed. 30 Taking up or down GI/PVC/PP-R water tubing and connectionsetc complete all as specified and directed for the following sizes:- 31 20 mm bore. 32 25 mm bore. 33 40 mm bore. 34 50 mm bore. 35 80 mm bore. 36 100 mm bore. 37 Supply, lay and fixing steel water tubes,medium grade, ISI marked, galvanized with all fitting laid in trenches, to walls and ceilings or laid in floorscomplete all as specified and directed forfollowing bore of pipes :- 38 40 mm bore. 39 50 mm bore. 40 80 mm bore. 41 100 mm bore. 42 Supply, laying and testing of Polypropylene random copolymer (PP-R) (PN-20/SDR 6)-3 Layerspipes, UV stabilized and antimicrobial welded having thermal stability with and including all PP-R plain & brass threaded polypropylene random fittings fixedsuch as bends, Elbow, Tee, Short Length, Socket, Union, Check Nuts, Nipples etc. (Females/Males as required), suitable for hot & cold water supply line laid in trenches, to walls and ceilings or laid in floors and including testing complete allas per manufacture’s instruction and all as specified and directed for the following outer dia of pipes :- 43 20 mm bore (OD). 44 25 mm bore (OD). 45 40 mm bore (OD). 46 63 mm bore (OD). 47 S & FSupply and fix PPR Gate Valves (Brass Insert) including taking down of unserviceable for following inner dia pipes :- 48 20 mm bore. 49 25 mm bore. 50 40 mm bore. 51 63 mm bore. 52 S & F Bib tap of size 15mm dia, cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule fancy type and fixed including taking down unserviceable bib tap complete all as specified and directed. 53 S & F pressure reduceing valve of size 50mm boreincluding taking down UNSV valve any type complete all as specified and directed. 54 S&F in replacement of unserviceable DI non raising type sluice valveboth ends flanged of size 100mm dia, ISI marked, IS 14846, pressure PN 16 with SS spindle with clamps and check nuts, operating hand wheel complete all as specified and directed. 55 S&F Ball brass valve of size 20mm dia, high pressure with polythene float and flynut complete screwed for iron pipe or brass ferrule and fixed complete all as directed. 56 Notes :-An amount of Rs. 104590.00 on account of Credit Schedule for Schedule A Part-II shall be deducted from total quoted amount of BOQ to arrive at the contract sum.
