Tender For Prvon Of 82.5 Kva Gen Sets In Gen Bipin Joshi Auditorium At Mil Stn Sgnr; 1 Supply, installation, testing and commissioning of Silent type (accoustic enclosure type as per NBC 2016), as per CPCB- IV+ compliant or latest CPCB norm, Diesel engines shall be as per MOEF (MINISTRY OF ENVIRONMENT, FOREST AND CLIMATE CHANGE) notification dtd. 3rd November 2022.Diesel Engine driven Generating set of capacity 82.5 KVA, 415 Volts 3 phase 4 wire 0.8 power factor and 1500 RPM at NTP electrical start, directly coupled and mounted on common base frame with coupling of suitable size to water cooled turbo charged diesel engine of suitable BHP as per IS: BS5514 / ISO 3046 and alternator as per IS-13364, IS/IEC:60034-1 complete with foundation, AVM pads, control panel, fuel tank of suitable capacity with fuel lines of heavy duty MS pipe duly painted with two coats of synthetic enamel paint over a coat of red oxide primer and suitable batteries of capacity as recommended by manufacturer fixed on angle iron frame with necessary meters and sound proof canopy and separate battery charging system of suitable capacity with all standard accessories, tool box and tools as provided by the manufacturer complete all as specified and directed. 2 (A) Prime Mover: Vertical diesel engine of suitable capacity water cooled,Radiator mounted close circuit as per BS 649 , IS 10002 , ISO- 8528 or equivalent direct injection type turbo charged. The DG set shall be capable of running 24 hours on full load. Engine shall be equipped with all standard fittings as permanufacturers recommendation and mounted on common base frame with following:-(a) RPM cum Hour meter(b) Battery charging alternator with inbuilt regulator(c) Ignition and starting keys with push button switch(d) Lubricating oil pressure gauge, oil and water temperature gauges(e) Batteries as recommended by manufacturer with battery leads of suitable size of copper cable(f) Self starter motor of suitable capacity(g) PCC Foundation for Generating set as per recommendation of manufacturer(h) Exhaust pipe duly insulated with asbestos rope for thermal insulation(j) Exhaust silencer industrial type to maintain noise level(k) Over speed indication(l) Low lubrication, oil trip indication(m) Engine Hours indication(n) Digital Amp meter and Voltmeter 3 (B) Alternator:- Synchronous alternator of rating 82.5 KVA DG set, 3 phase, 50 cycle, 415 volts, 4 wire AC supply 0.8 PF at NTP for running at 1500 RPM self excited, self regulated, screen protected, brushless type mounted on common base frame coupled with above Engine. The alternator shall be conforming to IS 60034-1 / BS 2613 suitable for tropical conditions and with class F/H insulation.Note:-DG losses, monitoring as per ECBC 2017 Standard and must be BEE 3 star rated minimum.(C) Contol Panel and AMF Panel:- Control panel and AMF panel, 415 Volts, 3 phase, 4 wire, 50 cycles fabricated out of 2mm thick MS sheet and powder coated painted internally and externally complete with copper bus bars with suitable capacity with incoming / outgoing terminals control wiring with copper cable of suitable size for DG set including all engine and alternator control switches and indicator as per manufacturer design and comprising of the following:-(a) MCCBs of 125 Amps capacity, 415 Volts, 4 pole, 16 KA for incoming/outgoing with over load and short circuit protections - 03 Nos(b) Voltmeter and Ammeter with selector switches and CTs of suitable capacity(c) Power factor and frequency, RPM, running hours counter, water tempreture, lub oil pressure meters(d) Indicating lamps (LED type) to indicate RYB and for load on and set running battery charger ON(e) Failure indication (LED type) over/ under speed, fail to start, low oil pressure, battery charger failure(f) Engine start and stop push buttons(g) Battery charging indicator lamp – 01 No 4 (h) Instrument fuses and control wiring – 01 set(j) Auto / Manual test switch – 01 No(k) Under Voltage relay – 01 No(l) Digital electronic multification metre (Timer) – 01 No(m) Over load relay(n) By pass arrangement with rotary by pass switch AC 4 pole suitable Amp rating to isolate AMF Panel.(o) Four pole power contactor of suitable capacity for 82.5 KVA DG Set.(p) Automatic Battery Charger - 01 No, SMPS based inbuilt, auto/ manual and float/ boost facility.(q) Microprocessor based power command control for DG set monitoring, metering and control having protection of over current short circuit, high / low voltage, under/ over frequency, reverse power, excitation protection, field failure relay, differential relay complete all as specified and directed. 5 (D) Fuel Tank:- Fuel tank of suitable capacity as per manufacturers instructions suitable to store for 12 hours running of DG set mounted inside accoustic enclosure and including all fuel connection lines with heavy duty MS pipe from fuel tank to DG set as per manufacturer designs.(E) Base frame and Installation:- Both the engine and alternator shall be mounted on suitable base frame made of MS channel with necessary reinforcement, which shall be installed on suitable cement concrete foundation and vibration isolation arrangement as per recommendation of manufacturer.(F) Exhaust system:- Dry exhaust manifold with hospital exhausts silencer and exhaust gases treatment system as per CPCB IV+ compliant or latest norms.(G) Starting System:- As recommended by Manufacturer DC starting comprising of starter motors.(H) Voltage regulator and arrangement for initial excitation complete with suitable Nos of batteries as required as per specification.(I) Acoustic and weather proof enclosure with arrangement for fresh air intake for cooling of the engine and alternator, discharging hot air in to the atmosphere as per specifications.Note:- Contractor shall submit test report of engine and alternator as per Indian Standard IS 10000, IS 10001 and IS 4889: 1968. However if engine and alternator are tested more stringently (compared to IS 10000, IS 10000-1 1980, IS 13364 and IS 4889: 1968), then the parameters where the greater stringency has been applied should be declared by the manufacturer in the test report.Contractor shall submit CPCB compliance report/ certificate for complete DG set. 6 Earthing complete with galvanised iron earth plate electrode of size 600mm x 600mm x 6mm buried directly 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 metre below normal ground level, connected to and including GI strip 32X6 mm (upto the body of equipment) by means ofGI bolts/nuts/washers, protected by 40 mm bore GI light grade pipe. Earth plate shall be surrounded by alternate layer of charcoal or coke and common salt 15 cm thick all around bottom and top. 20 mm bore GI medium grade pipe for watering and including funnel, wire mesh, RCC cover in 1:2:4 type B1using 20mm graded crushed stone aggregate and reinfircement (TMT) with 8mm dia @ 100 c/c bothways & frame, PCC (1:3:6) type C2 (using 20 mm graded crushed stone aggregate) as in earthing pit including necessary excavation & earth work, complete all as specified & shown in electrical plate No. 3 of MES schedule Part-I.Note:(i) The unit rate includes earthing lead & protection pipe upto 7.5 metre from top of earth plate.(ii) PCC chamber shall be construced at least 1.50 m away from the earth electrode and pipe for watering shall be provided in slanting manner. 7 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. 8 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 sq mm 3.5 core complete all as specified and directed. 9 Suppyling, installing, testing and commissioning of factorymade Outdoor type LT cubical panel board suitable for operation on 415 volts, 3 phase, 4 wire 50Hzsupply system inlcluding bus bar chamber in centre ( vertically) and cable alley either side, outer shell shall be made out of 3.15 mm thick CRCA sheet duly powder coated coated siemens gray shade and completely weather, vermin & dust proof, adequate air ventilation at sides & back, outer door shall be provided with double door fix with hinges and locking arrangements etc suitables to accomodate the following mentioned fittings and inner shell shall be made out of 2mm thick CRCA sheet duly powder coated & compartmentalized for each control gear including front openable single door with half nob type locking, inlcuding provision for taking out incoming and outgoing cables duly marked with reveted letter plated of appropriate size for each feeder / block cable, danger board, detachable plate at bottom for cable entry etc including double compression type cable gland with bottom frame made out of angle iron 40mm x 40mm x 5mm and 600mm long 4 legs duly painted with 2 coats of synthetic enamel paint over a coat of red oxide primer on exposed surfaces groutedin PCC 1:2:4 type B1 using 20mm graded stone aggregate blocks of size 30cm x 30cm x 60cm and 100mm thick PCC (1:2:4) type B1 floor over and including 100mm thick sub base of brick hardcore extended 100mm on all sides below panel body with and including following accesories :- 10 INCOMINGS :(a)MCCB 415 Volts,250 Amp rating,25 KA, 4 Pole- 01 No(a) 400 Amps Aluminiumbus bar for phases and Neutral duly insulated with heat shrinkable PVC sleeves and colour coded mounted on heavy duty epoxy insulators in seprate compartment and internally prewired - 01 Set(c) Digital volt meter 0-500 Volts with selector switch digital type-01 No(d)Digital Ampere meter 0-250 amps range with selector switch andincludingCTsOUTGOINGS :(a)MCCB 415 Volts, 160 Amp rating,16KA, 4 Pole- 03 No (one Spare) 11 Suppyling, installing, testing and commissioning of factorymade Outdoor type LT cubical panel board suitable for operation on 415 volts, 3 phase, 4 wire 50Hzsupply system inlcluding bus bar chamber in centre ( vertically) and cable alley either side, outer shell shall be made out of 3.15 mm thick CRCA sheet duly powder coated coated siemens gray shade and completely weather, vermin & dust proof, adequate air ventilation at sides & back, outer door shall be provided with double door fix with hinges and locking arrangements etc suitables to accomodate the following mentioned fittings and inner shell shall be made out of 2mm thick CRCA sheet duly powder coated & compartmentalized for each control gear including front openable single door with half nob type locking, inlcuding provision for taking out incoming and outgoing cables duly marked with reveted letter plated of appropriate size for each feeder / block cable, danger board, detachable plate at bottom for cable entry etc including double compression type cable gland with bottom frame made out of angle iron 40mm x 40mm x 5mm and 600mm long 4 legs duly painted with 2 coats of synthetic enamel paint over a coat of red oxide primer on exposed surfaces groutedin PCC 1:2:4 type B1 using 20mm graded stone aggregate blocks of size 30cm x 30cm x 60cm and 100mm thick PCC (1:2:4) type B1 floor over and including 100mm thick sub base of brick hardcore extended 100mm on all sides below panel body with and including following accesories :- 12 INCOMINGS(a)MCCB 415 Volts,160 Amp rating,25 KA, 4 Pole- 01 No(a) 250 Amps Aluminium bus bar for phases and Neutral duly insulated with heat shrinkable PVC sleeves and colour coded mounted on heavy duty epoxy insulators in seprate compartment and internally prewired - 01 Set(c) Digital volt meter 0-500 Volts with selector switch digital type-01 No(d)Digital Ampere meter 0-200 amps range with selector switch andincludingCTsOUTGOINGS(a)MCCB 415 Volts, 63 Amp rating,16KA, 4 Pole- 05 No (One Spare) 13 Excavation in trenches not exceeding 1.5 mtr wide and not ecxceeding 1.5 mtr depth for laying of cables including taking up or down the LT cablecomplete all as specified and as directed. 14 Returning filling in including spreading levelling watering and well ramming in layers not exceeding 25cm complete all as directed 15 Removal of Excavated material n exceeding 50 mtr and depositing where complete all as specified and as directed. 16 Supply and laying DWC pipe of size 63 mm (OD) bore, ISI marked,laid in trenches, under road, insert under holes for cable protection complete all as specified and as directed.(Note:- Excavation and earthwork as required shall be measured and paid separately under respective item of Sch.) 17 M&L for boring of holes under main road pavement, hard standing or any other situation by trechless techfor accommodate upto 63 mm (OD) bore DWC pipe in the drilled holes, including returning, filling in the end working space including removal of surplus soil and making good the surface complete all as specified and as directed.(Note :- DWC pipe and cable shall be measured and paid separately)
