REPLACEMENT OF 400 KVA DG SET AT NOM VARUNA UNDER GE(U) ELECTRIC SUPPLY DELHI CANTT10

Amount

Supply & installation of water cooled Diesel Engine driven Prime duty Generating Set of capacity after all derating factors net of not less than 400 KVA/320 KW ,50Hz 415 volt 3 phase, 4 wire,0.8 lagg , 487 bhp 1500 RPM minimum Required Power for Rated kVA (bhp)along with AMF system with Acoustic Enclosure as per CPCB Norms, exhaust silencer-Hospital Grade in line including following

Engine ƒcomprising of the following: Rugged engine natural liquid cooled (EG Compleat 50:50) with radiator as secondary media with world class OEM such as Cummins/Perkins/Kohler/Greaves/Ashok Leyland Engines for powered diesel generator set Advanced in-cylinder technology turbo charged , air cooled aspriated to meet latest emission norms without any after-treatment device. ƒClass 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, 6/12, V-type , cylinder, In-line 4 stroke, radiator cooled 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 altitudecapabilities, 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/Alternator

AlternatorPMG type comprising of the following: Stamford UC/jyothi/crompton alternator frames from Technologies ƒBrushless type, Screen protected, Revolving field, Self excited alternator conforming to IS/IEC 60034-1ƒ3 Phase reconnectable winding with 12 terminals brought out for connection Dedicated winding specially designed for 3 phase operation Better motor starting capabilityƒ Best in class efficiency ƒƒCompact design with sealed bearings for longer life andlesser maintenance Impregnation on all wound components for bettermechanical strength ,alternator of IP 23,Voltage regulation (Max.)±1%, 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 capcity out put shall not be less than 400 KVA ,50Hz 415 volt 3 phase, 4 wire,0.8 lagg. 557 Amp / phase

Control Panel comprising of the following: c) AMF / Control panel is manufactured with 14/16 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 recomendation: 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, ƒƒIndicating lamps for ‘Load ON’ and ‘Set Running’,Instrument fuses / MCBs duly wired and ferruled, Circuit breakers of suitable rating with overload and shortcircuit protections. along with motorised change overs /on load power contactors with copper busbars, cables and protective acessories with load / bypass arrangements

ƒHospital grade silencer silencer suitably optimized to meet stringen noise emission standards laid down by MoEF / CPCBalong with MS supporting structures .along with thermal Insulation on horizontal pipe with Rock Conforms to IS-8183 Wool/ 100mm Thickness and 96 Kg /metric Cube density.

Controller should be compatable to the following specifications: (i) AMF Functionality controllers of Makes from the OEM : Deep Sea/ Cummins/ Wood Ward/ Com Amp ƒƒ(II) Intuitive operator interface which includes LED backlit 128X64 pixel graphic display with tactile feel soft-switches.Indications - Generator set, Utility Status Lamp. (iii) Remote start-stopƒƒ with Engine Metering: Oil pressure, Engine temperature, Startingbattery voltage, Engine running hours (iv) AC Alternator Metering: L-L Voltage and L-N Voltage,Current (phase and total), kVA (phase and total) andFrequency. kwh, Total & per phase (kw & kVA), PF, UtilityVoltage and Freq. ƒƒ(v)Engine Protection: Low lube oil pressure, High/Low coolanttemperature, Battery Over/Under/Weak Volts, Fail to Crank/Start, Sensor failure, Cranking lockout, Low fuel level. ƒƒ(vi)AC Alternator Protection: Over/Under Voltage, Over/UnderFrequency, Loss of AC sensing. Overspeed, Over Current. (vii)Data Logging: Engine hours, Control hours and upto 5 recent fault codes ƒƒ(viii) Configurable glow plug control,Cycle Cranking ƒ(ix)12/24 Volt DC operation,Sleep mode,Modbus interface (RS485 RTU),InPower compatible (PC based service tool),Certifications - meets the requirement of relevant ISO, EN,Mil Std. and CE standards (x)Maintenance due alarm based on Engine Run Time and duedate,Exercisor scheduler (xi) Remote HMI , Digital electronic governor with temperture compensation and smooth starting , digital AVR for shunt of PMG excitor with Torque monitoring, Digital electronic governor with temperture compensation and smooth starting, digital AVR for shunt of PMG excitor with Torque monitoring

All pipe line connections, valves etc.required for the lube oils, fuel and cooling system

Battery & Battery charger of rated capacity as per the alternator/ Engine compatability

Mounting Arrangement shall be of the following: ƒ(i) Engine and alternator are mounted on a common MSfabricated base frame with AVM pads. (ii) Base frame with integral fuel tank is provided with drainplug, air vent, inlet and outlet connection, level indicator and provision for cleaning

Fuel Tank of capacity 12 hrs running capacity along with Fuel pipe MS c class 25mm ID with bends , flanges , valves, tees and bends.

Controll / 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 shielded control cables ,pvc insulated copper armoured, controll panel for auxilaries with starters for pumps,heaters etc

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 bidning 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

(l) Acoustic Enclosure as per CPCB Norms shall comprise of the following (i)ƒSpecially designed to meet stringent MoEF/ CPCB norms of75 dBA @ 1mtr at 75% load under free field conditions ƒƒ(ii)The Acoustic Enclosure as per CPCB Norms is made of CRCA sheets in Munselgreen shade and a structural/ sheet metal base framepainted in blackor any other standard colour as specified by the OEM.. ƒƒ(iii)High quality noise absorbant and fire-retardant gradeacoustic insulation material (P.U. Foam) complying to IS8183 designed to have optimum serviceability ƒƒ(iv)Air inlet louvers specially designed to operate at rated load,ƒ Made on special purpose CNC machines for consistency inquality and workmanship ƒƒ(v)11 tank pretreatment process and UV resistant powdercoating of all parts to withstand extreme environment, Use of special hardware for longer life,ƒƒ Flush styling - no projections,ƒƒ Fluid drains for lube oil and fuel,ƒFuel filling arrangement inside the enclosure

Note (i) Rate quoted shall include the necessary T&P , RCC foundation , structural works required to support the acessoriess of Dg set such asAMF panels , cooling tower, Exhaust mufflers and water circualtion system (ii) rate quoted includes the cost of All fuel ( high speed diesel) , lubes and collant required to carry out the no load and full load test of not less than 24 hrs as diercted by the accepting officer (iii) Rate quoted includes the cost of B check for the DG set such as replacement of lube oil, oil/ fuel filters /belts, O rings consumeables after the test run of the DG set during the warrenty period frist 300hrs/ 1 st year which ever is earlier after the date of commissioning

M &L in replacement of Earthing complete with copper plate electrode 600x600x3.15mm thick electrode and 20×3mm copper strip as earthing lead buried directly in ground (earth pit not less than 2.25 m deep below normal grond level) with top edge of the plate not less than 1.5 m in length from earth plate) by means of bolts and nuts checknuts and washers of galvanized iron electric arc welding all joints all as specified and shown in electrical plate no 3 of SSR Part I including necessary excavation and earth work in any type of soil PCC 1:3:6 type C1 chamber with PCC 1:2:4 type B140 mm thick cover with MS rod 8 mm dia 150 mm long reinforcement, watering funnel. 25 mm dia medium grade for protection of earth electrode 20 mm dia for watering complete all as specified and directed and tested on completion (Note :- Copper strip 20 x 3 mm upto 7.5 mtr included in quote rate)

Material & Labour , fixing copper strip 20x3 mm with saddle and rfixing screw etc complete all as specified and directed.

Supply Laying and & testing Lt Cable XLPE insulated, screened PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with Stranded Aluminium Conductor, 1100 Volts grade of size 400 Sqmm

Supply and fixing Steel work in tubular trusses including special shaped washer etc,complete using ERW or induction butt welded tubes ,including one coat of zinck chromate primer paint including prepration of surface at contractor's workshop before fabrication complete allas specified and directed.

Material and labour for galvanised sheet 0.50 mm thick power pre coated in roof fixed with 'L' type or 'J' type or cranked hooked bolt complete all as specified and directed

Excavation in trenches in soft and loose soil n.exc 1.5 mtr wide and n.exc. 1.5 mtr depth for laying and taking out of electric power cable and getting out all as specified and directed by engineer –in-charge.

Returning filling in including spreading leveling watering and well ramming in layers not exceeding 25 cm thick all as specified and directed.

Removing excavated material not exceeding 50 mtr away and depositing where directed at a level n. exc 1.5 mtr above the starting point .

Material & labour for river washed and screened dry sand for filling under and above the under ground cable for cushioning of cables etc.complete all as specified and directed by engr –in-charge, Note : Measurement shall be taken after punning down.

S&Laying reinforcement precast cable cover class LV Type-1 Flat size 250x150x40mm laid in trenches for cable protection etc complete all as directed by Engineer-in-Charge.

Material & labour for PCC (1:4:8) type D-2 using 40 mm graded stone aggregate as in foundation filling and mass concrete complete all as specified and directed.

Material & labour for complete removal of BER 400 KVA DG set from the foundation complete without damaging the installation and equipment isolating all the cables ,fuel tank and pipe lines complete and shifting the retreived DG set from Varuna Mess to MT yard AGE (U) E/S NO-III,complete all as specified and as directed.

NOTE :-(i)contractor should provide 50 % of the material as listed above within 15 days of the placing of work order and shall be verified by the Eng-in-charge.

mayur enterprises

Rajindera Enterprises

HONEY COLLECTION

GEPS PROJECTS

national engineering

Vijay Electricals