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| 1 | Disconnecting of LT connection from existing DG Set including all mechanical & electrical connection and deposit the same to MES store yard as directed by Enginner-in-charge. |
| 2 | Supply, Installalation and testing of water cooled Diesel Engine driven Prime duty Generating Set of net capacity after all derating factors of not less than 200 KVA /160 KWe ,50Hz 415 volt 3 phase, 4 wire,0.8 lagg , 247 BHP minimum Required Power for Rated kVA (hp) along with AMF system with Acoustic Enclosure exhaust silencer Hospital Grade in line, as per the noise emmission standards (CPCB-IV) laid down by MoEF / CPCB Norms, |
| 3 | A) Engine comprising of the following:Rugged engine natural liquid cooled (EG Complete 50:50) with radiator as secondary media with world class OEM such as Cummins/Mahindra Engines for powered diesel generator set along with these specifications of Advanced in-cylinder technology turbo charged after cooled (TCA), air cooled aspriated to meet latest emission norms without any after-treatment device. Class defining technology engine is designed to meet stringent exhaust emission tests as per revised MoEF norms, thus offering environment friendly powe Compact in size with optimum power to weight ratio, 6 cylinder, In-line 4 stroke, radiator liquidcooled engine Well designed air handling system with Dry type, heavy duty, replaceable paper element aircleaner with restriction indicator, Air to air aftercooling, Optimised turbocharger for increased altitude capabilities, Best in class fuel economy with Inline fuel pump with A1 class mechanical governing, Spin on fuel filter, Standard integral set-mounted radiator system, designedand tested for 50°C ambient temperature,Full flow spin on lube oil filte,First fill of lube oil and coolant, Electrical starter motor with soft start engagement feature, Battery charging alternator,2 x 12 V DC battery/Alternato |
| 4 | b) Alternator comprising of the following:Stamford /CG/LSalternator frames from Technologies Brushless type, Screen protected, Revolving field, Self excited alternator conforming to IS/IEC 60034-13 Phase reconnectable winding with 12 terminals brought out for connection Dedicated winding specially designed for 1 phase and 3 phaseoperation Better motor starting capability Best in class efficiency Compact design with sealed bearings for longer life and lesser maintenance Impregnation on all wound components for better mechanical strengthVoltage regulation (Max.)±1%,IP 23 Class of Insulation H Class, Winding Pitch 2/3, Stator Winding Double layer lap Rotor Dynamically Balanced, Waveform distortion/ Total Harmonic Distortion No load < 1.5 %, Non distorting balanced linear load < 5 %,Maximum Unbalanced Load across phases# less than or equal to 25%, Telephonic Harmonic factor < 2% alternator capacity net output shall not be less than200 KVA /160 KWe ,50Hz 415 volt 3 phase, 4 wire,0.8 lagg. |
| 5 | Control Panelcomprising of the following:c) AMF / Control panel is manufactured with 16/18 gauge CRCA sheet and is powder coated for weather-proof and long lasting finish. The control panel consists of the following parts of makes as per OEM recommendation: microprocessor based generator set monitoring and control system. AMF Functionality is inbuilt and this control includes an intuitive operator interface that allows for complete generator set control as well as system metering, fault annunciation, configuration, and diagnostics, Copper bus bars with suitable capacity with incoming/outgoing terminals, Indicating lamps for ‘Load ON’ and ‘Set Running\", Instrument fuses / MCBs duly wired and ferruled, Circuit breakers of suitable rating with overload and short circuit protections. along withmotorised change overs /on load power contactors with copperbusbars, cables and protective accessories with load / bypass arrangements |
| 6 | Critical/Hospital Grade silencerwith Rain Cap suitably optimized to meet stringent noise emission standards laid down by MoEF / CPCBalong with MS supporting structures .along with thermal Insulation on horizontal pipe with Mineral Wool/ Asbestos Rope50mm Thick wire mesh and 26 gaugealuminium cladding (12\") |
| 7 | d) Controller should be compatable to the following specifications:(i)AMF Functionality controllers of Makes from the OEM : Deep Sea/ Cummins/ Wood Ward/ Com Amp (II)Intuitive operator interface which includes LED backlit128X64 pixel graphic display with tactile feel soft-switches. Indications - Generator set, Utility Status Lamp.(iii)Remote start-stop with Engine Metering: Oil pressure, Engine temperature, Starting battery voltage, Engine running hours(iv)AC Alternator Metering: L-L Voltage and L-N Voltage, Current (phase and total), kVA (phase and total) and Frequency. kwh, Total & per phase (kw & kVA), PF, Utility Voltage and Freq.(v)Engine Protection: Low lube oil pressure, High/Low coolant temperature, Battery Over/Under/Weak Volts, Fail to Crank/Start, Sensor failure, Cranking lockout, Low fuel level. |
| 8 | (vi)AC Alternator Protection: Over/Under Voltage, Over/Under Frequency, Loss of AC sensing. Over speed, Over Current.(vii)Data Logging: Engine hours, Control hours and upto 5 recent fault codes(viii)Configurable glow plug control, Cycle Cranking(ix)24 Volt DC operation, Sleep mode, Modbus interface (RS485 RTU),In Power compatible (PC based service tool),Certifications - meets the requirement of relevant ISO, EN, Mil Std. and CE standards(e)Maintenance due alarm based on Engine Run Time and duedate, Exercisor scheduler(f) Remote HMI, Digital electronic governor with temperature compensation and smooth starting, digital AVR for shunt of PMG excitor with Torque monitoring |
| 9 | (g) All pipe line connections, valves etc. required for the lube oils, fuel and cooling system(h) Battery & Battery charger of rated capacity as per the alternator/ Engine compatibility.(j)Mounting Arrangement shall be of the following:(i) Engine and alternator are mounted on a common MS fabricated base frame with AVM pads.(ii) Base frame with integral fuel tank is provided with drain plug, air vent, inlet and outlet connection, level indicator and provision for cleaning.(k) Fuel Tank of capacity 12 hrs running capacity along with Fuel pipe MS c class 25mm ID with bends , flanges , valves, tees and bends.(l) Control / service cables shall be of 4cx 2.5 sqmm, 24 c x 2.5 sqmm , 2 c x 2.5 sqmm, and 8c x 0.75 sqmm shieldedcontrol cables ,pvc insulated copper armoured, control panel for auxiliaries with starters for pumps, heaters etc. |
| 10 | (m) RCC foundation with necessary earth work ,PCC 1:4:8 type D-2 (40mm graded stone aggregate) as in foundation, filling and mass concrete / RCC M-30(20 mm graded aggregate) as in foundations, Plinth beam along with necessary form work / TMT bars of 10mm dia and over cut to length bend to shape required including cranking, bending, spirally for hooping for columns, hooking ends and binding with and including MS wire (annealed) not less than 0.9mm dia securing with clips / 10 mm thick plastering on fair faces of brick work or concrete surface in CM (1:6),even and smooth without using extra cement / Sand filling in layers around the foundation including watering and consolidation as per OEM dimensions |
| 11 | (l) Acoustic Enclosure shall comprise of the following (i)Specially designed to meet stringent MoEF/ CPCB norms of75 dBA @ 1mtr at 75% load under free field conditions(ii)The Acoustic Enclosure as per CPCB Norms is made of CRCA sheets in Munsel green shade and a structural/ sheet metal base frame painted in black. or any other standard colour as specified by the OEM(iii)High quality noise absorbent and fire-retardant grade acoustic insulation material (P.U. Foam) complying to IS8183 designed to have optimum serviceability(iv)Air inlet louvers specially designed to operate at rated load, Made on special purpose CNC machines for consistency inquality and workmanship(v)11 tank pretreatment process and UV resistant powder coating of all parts to withstand extreme environment, Use of special hardware for longer life, Flush styling - no projections, Fluid drains for lube oil and fuel, Fuel filling arrangement inside the enclosure |
| 12 | Note :-(i) Rate quoted shall include the necessary T&P , RCC foundation , structural works required to support the accessories of Dg set such as AMF panels, control cables, Radiators / cooling tower, Exhaust mufflers and water circulation system / cooling System(ii) rate quoted includes the cost of All fuel ( high speed diesel) , lubes and coolant required to carry out the no load and full load test of not less than 24 hrs as directed by the accepting officer(iii) Rate quoted includes the cost of B check for the DG setsuch as replacement of lube oil, oil/ fuel filters /belts, O rings consumables after the test run of the DG set during the warranty period first 250 hrs/ 1 st year which ever is earlier after the date of commissioning. |
| 13 | All as per item No 2 above but of size 125 KVA /100KW,156 BHP minimum Required Power for Rated kVA, turbocharged after cool,4 cylinder,2 x 12 V battery (CPCB-IV) complete all as specified and directed. |
| 14 | All as per item No 2 above but of size 100 KVA/80 KW, 132 BHP minimum Required Power for Rated kVA, turbocharged after cool,4 cylinder,1 x 12 V battery (CPCB-IV) complete all as specified and directed. |
| 15 | All as per item No 2 above but of size 30 KVA/24 KW,40 BHP minimum Required Power for Rated kVA, turbocharged and intercooled,3 cylinder,1 x 12 V (CPCB-IV) battery complete all as specified and directed. |
| 16 | Excavation in trenches not exc 1.5 Mtr wide and n.exc 1.5 mtr in depth, getting out for electric cable complete in soft soil complete all as specified and directed. |
| 17 | Removing surplus excavated soil to a distance n.exc 50 mtr and depositing where directed at a level n. exc 1.5 mtr above starting point all as specified and directed.. |
| 18 | Returning, filling in, soil obtained from excavation including spreading, levelling, watering and well ramming in layers n.exc 25cm thick complete all as specified and directed. |
| 19 | Supply of sub class \"B\" bricks laid dry and laying flat across the length of cable for protection of cable complete all as specified and directed. |
| 20 | M & L for sand cushioning for protection of cable with screen wash river sand complete all as specified and directed. |
| 21 | Supply and Laying in replacement 185 Sqmm 3.5 Core XLPE insulated armoured heavy duty electric cable with aluminium conductor 1100 volts grade ISI marked as per IS 7098-1 laid in trenches ducts or fixing or passing through GI pipe across the road/path/drains/ along wall/floor/equipment etc complete all as specified and as directed. |
| 22 | All as per item No 11 above but of size 3.5 Core 150 Sqmm complete all as specified and as directed. |
| 23 | All as per item No 11 above but of size 3.5 Core 120 Sqmm complete all as specified and as directed. |
| 24 | All as per item No 11 above but of size 3.5 Core 95 Sqmm complete all as specified and as directed. |
| 25 | All as per item No 11 above but of size 3.5 Core 70 Sqmm complete all as specified and as directed. |
| 26 | M&L for replacement Earthing complete with galvanized steel earth plate electrode of size 60cm x 60cm x 6 mm thick, buried directly in ground (earth pit not less than 2.10 m below normal ground level) with top edge of earth plate not less than 1.5mbelow normal ground level, connected to galvanized iron strip 32 x 6mmby means of bolts, nuts, check nuts and washers of galvanised iron or steel as shown in electricalplate No 3 of SSR Part I, connected to earth test point and the equipment on the other nuts and washers of galvanised iron side complete all as specified, including testing and commissioning complete all as directed (for BER DG sets - 16 Nos and for existing DG sets-18 Nos) |
| 27 | All as per item No 16 above but using copper plate 60cm x 60cm x 3.15mm electrode and 20 x 3mm copper strip as earthing strip (for BER DG sets- 32 Nos and for existing DG sets-38 Nos) |
| 28 | Supplying and laying synthetic rubber insulated mats 2mm thick for voltage upto 3.3 kv for electrical purpose as per IS 15652-2006, suitable for electrical shock safety of sizes 2m x 1m (for BER DG sets- 16 Nos and for existing DG sets-74 Nos) |
