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| 1 | Supply, install, testing and commissioning of Diesel Generating Set 320 KVA/256 KW, 3 Phase, 4 wire, 415 Volts, 1500 RPM,50 Hz445 Current (A), PSO 602 DG Controller, size 5000x1500x2465 mm (LxWxH), power supply with power factor 0.8 (lagging) specially designed to meet stringent MoEF/ CPCB norms of 75 dBA @1mtr at 75% load under free field conditions, CRCA sheets in Munsell green, 11 tank pretreatment process and UV resistant powder coating to ensure long life in all weather conditions, High quality noise absorbent and fire-retardant grade acoutic Insulation material (Rockwool) IS 8183, Top lifting for easy handling at site, External fuel & DEF filling provision, Compact and Lower Foot Print, AVM Pad mounting type, 60 Litre DEF Tank capacity, 515 Litre standard fuel tank capacity inside enclosure under the base frame, IS/IEC 60034-1, ISO 1460, ISO 8528, ISO 3046, ISO 9001 & ISO 13027 conformance standards, Hospital grade silencer inside canopy with rain cap suitably optimized to meet stringent noise limit, Remote Monitoring Systemcompact & robust device for real time DG status & monitoring, 4G compatible for 24 V DC, report & notification - Alerts & warning, Fuel Theft Alarm, Isolated RS 485 interface, Device location using triangulation.The design of integral acoustic enclosure should be any type approved by national Physical laboratory as per Central Pollution Control Board (CPCB-IV+) latest norms complete with AMF Panel, Fuel Tank, Batteries & Leads, Silencer - Residentia, AVM Pads, First Fill of Lube Oil and Acoustic Enclosure.PCC foundation as per OEM to be paid under srl item no1 above all as specified and as directed of Make Cummins (Model CI 320D5P) or eqivalent with the following specifications :- |
| 2 | Item No 1.00 Contd......./-(A) ENGINE - 6 number of Inline Cylinders, Turbo charged and Intercooled Radiator cooled engine 395 HP, Liquid Cooled (EG Compleat 50:50) cooling suitable for continuous operation generating 320 KVAat 1500 RPM, 415 Volts, 0.8 power factor (lagging) suitable for 50 Hz and compling with performance class of Generator set ISO 8528-5 G2 standard :- (i) Robust and efficient air handling system with Dry type and releaceable paper element air cleaner with restriction indicator and optimized turbocharger for increased altitude capabilities. (ii) 24V electrical starting system consisting of starter motor, charging alternator and 12V, 95AH, 02 Nos cummins pulse value plus battery.(iii) Common rail electronic injection system (CREI) fuel system..(iv) Electronic type Governor.(iv) Cooling system is designed and tested for 50°C ambient conditions. (v)CK4 type lube oil.(vi) Exhaust pipe size of 6 inch as per site requirement.(vii)Electrical starter motor with soft start engagement feature.(viii)Battery charging alternator Make : Cummins model QSL9-G20 or equivalent |
| 3 | Item No 1.00 Contd......./-(B) ALTERNATOR : HCI444D type alternator frame suitable for continuous operation generating 320 KVAat 1500 RPM, 415 Volts, 0.8 power factor (lagging) suitable for 50 Hz, 3 phase, 4 wire system Brushless type, Screen protected, Revolving field, Self excited alternator.The alternator has the following features :(a) ± 0.1% voltageregulation (max) (b) IP : 23 protection with insulated class H. (c) 40 Deg C Design Ambient Temperature.Make : STAMFORD (CGT) or equivalent. |
| 4 | Item No 1.00 Contd......./-(C)Controller functions provide :-(i) AMF Functionality is inbuilt(ii) Remote start-stop(iii) Modbus interface (RS485 RTU)(iv) Manual Run/ Off / Auto switch(v) Emergency stop(vi) Configurable glow plug control(vii) Theft proof fuel & DEF filling arrangement(viii) Data Logging : Engine hours, Control hours and upto 5 recent fault codes.(ix)Suitable for sync through External Sync controller |
| 5 | Item No 1.00 Contd......./-(D)Engine Protection/ Warning Functions includes :- (i)Low Lube oil pressure warning/ shutdown. (ii)High coolant temp warning/ shutdown. (iii)Low coolant temperature warning.sensor failure indication (iv)Low and High battery voltage warning (v) Weak battery warning (vi)Fail to crank shutdown.(vii)Low fuel level(viii) Cranking lockout : Control will not allow the starter to engage or to crank the running engine (ix)4-20mA analog input compatible for oil pressure sensor and fuel level.(x)Maintenance due alarm based on Engine Run Time and due date.(xi) Exercisers scheduler.(xii)Overspeed shutdown. |
| 6 | Item No 1.00 Contd......./-(E) Alternator functions includes :-(i) Loss of AC High and Low AC voltage shutdown.(ii)Over current.(iii)High Voltage.(iv)Sleep mode.(v)Low voltage.(vi)Under / Over frequency. |
| 7 | Item No 1.00 Contd......./-(F)TECHNICAL SPECIFICATIONS OF ACOUSTIC ENCLOSURE FOR CBCP IV(i)Factory Fitted integrated -ACOUSTIC ENCLOSURE Silent DG Set Enclosure with Base frame with integral fuel tank is provided with drain plug, air vent, inlet and outlet connection, level indicator and provision for cleaning.(ii) The enclosure is fabricated out of CRCA sheet of 16 SWG.(iii) Top lifting for easy handling at customer site and Silencer Inside enclosure(iv) Theft proof Fuel & Def filing arrangement(v)Fuel filling arrangement Outside the enclosure(vi) CRAC sheet shall be 11 tank pretreatment process and UV resistant powder coating of all parts to withstand extreme environment.(vii) Enclosure is powder coated (inside as well outside) with a special pure polyester based powder. All internal Nuts and bolt are made of MS and all external Nuts and Bolts are made from stainless steel.(viii) The doors are gasketed with high quality EPDM gaskets to avoid leakage of sound.(ix) The door handles are lockable type.(x) Sound proofing of enclosure is done with high quality PU foam confirming to IS 8183 of 40 mm thickness and destiny at 28 kg /M3.(xi) The rock wool is further covered with fibre glass cloth and perforated powder coated MS sheet.(xii) Specially designed attenuators are provided to control sound at air entry to the container and exit from the container.(xiii) Adequate ventilation is provided to meet air requirement for combustion and heat removal.(xiv) Viewing window is fitted with toughened glass instead of acrylic sheet.(xv) As per CPCB norms with acoustic enclosure the noise level shall be 75 dBA at one meter in absence background noise AT 75% load upto 1000 KVA |
| 8 | Item No 1.00 Contd......./-G. FoundationDG Set shall be installed on new foundation block as per manufactures recommendations including excavation works PCC etc for foundations, provision of cable ducts, making good any damage to existing structure, fuel piping from fuel tank to generator set with medium grade GI tubing and cold water piping system (Medium grade GI tubiing from nearest water point to radiator of engine with brass tap and stop cocks and fittings complete |
| 9 | M & L for Earthing complete with galvanised mild steel earth plate electrode 600X600X6 mm thick, 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 mtr deep below normal ground level, connected to machinery/equipment etc and incl GI strip 32×6 mm dia as earthing lead by means of bolts, nuts, check nuts and washers, protected with and incl 50 mm dia light grade GI pipe, 20 mm dia GI pipe (Medium grade) for watering, necessary earth work.PCC 1:3:6 type C1 concrete pit, RCC (1:1.5:3) type A1 pre-cast cover (54X54X5 cm) duly reinforced with and incl 8 mm dia TMT bar @ 150 mm c/c both ways, one lifting handle made of 8 mm dia TMT bar, embedded in pre-cast cover slab all as specified and shown in electrical plate No-3 of SSR Part-I incl testing on completion complete all as specified and directed. |
| 10 | Supply, laying and testing cable XLPE insulated screened, PVC bedded, galvanised steel strip or wire armoured, electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of size 120 sqmm 3.5 core |
| 11 | Excavation in trenches in any type of soil n exc 1.5m deep and not exc 1.5m wide for laying of under ground cable, electric pole and getting out complete all as directed. |
| 12 | Returning filling in including spreading leveling watering and well ramming 25cm in thickness in any type of soil. |
| 13 | Removing excavated material n exc 50m and depositing where directed at a level n exc 1.5m above the starting point. |
| 14 | M&L for dry sand cushioning to under ground cables provided with a layer of sand 8 cm deep before laying the cable, 15 cm depth after laying cable & stretching the cable all as specified and directed. |
| 15 | Supply and lay brickclass ‘B’ covering as mechanical protection to cable with well burnt all as specified. |
| 16 | Supply and lay of galvanised iron pipe 80mm dia light grade incl all fittings for protection of UG cable |
