WBPWD/EE/PMED/NIQ-22/e-T /2020-2021(1st Retender)

Amount

Supply, Testing & Commissioning of ,CPCB-II Compliant 3 phase, 415V, 50 HZ, 125 KVA Silent Diesel Generator Set comprising of Engine, Alternator, AMF panel, Base frame, Fuel tank, Battery, CPCB approved acoustic enclosure including all interconnection between Generator and panel etc having following specification: Engine should not derate at 50 deg c ambient temperature.

Engine: (a) Make- CUMMINS / CATTER PILLER / VOLVO/ Kirlosker/ Ashok Leyland / Mahindra (b) BHP- No 159 BHP (c) Aspiration- Turbo Intercooler (d) No of Stroke / Cylinder- 4 Stroke / 6 Cylinder in-line (e) RPM- 1500 (f) Battery-as per manufacturer standard (g) Type of Cooling- Water Cooled. (h) Air Intake System- Air intake manifold with air filter system. (i) Exhaust System- Provided with turbo charger & residential exhaust silencer with flexible bellow and companion flanges inside the acoustic enclosure. (j) Coupling & Fly Wheels- Befitting coupling, Fly wheel & Fly wheel housing. (k) Lubricating System- Provided with Oil pan, engine mounted lube oil pump and lube oil filter along with first fill of lube oil. (l) Fuel System- Comprising of MICO fuel pump with electronic governor, 12V solenoid coil and replaceable fuel filter. (m) Starting System- 12V DC electric starter.

(n) Control Panel:- 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: i) PS0500 Controller ii) Aluminum bus bars with suitable capacity with incoming/outgoing terminals iii) Indicating lamps for ‘Load ON’ and ‘Set Running’ iv) Instrument fuses duly wired and ferruled iv) MCCB of suitable rating with overload and short circuit protections.

Power Start Control: 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: i)controller as per manufacturer standard ii)Aluminum bus bars with suitable capacity with incoming/ outgoing terminals iii)Indicating lamps for ‘Load ON’ and ‘Set Running’ iv)Instrument fuses duly wired and ferruled v)Circuit breakers of suitable rating with overload and short circuit protection.

vi) microprocessor based generator set monitoring and control system. This control includes an intuitive operator interface that allows for complete generator set control as well as system metering, fault annunciation,configuration and diagnostics. vii)Intuitive operator interface which includes LED backlit LCD display with tactile feel soft-switches and generator set status LED lamps viii) Remote start-stop ix) Engine Metering: Oil pressure, Engine temperature, Startingbattery voltage, Engine running hours x) AC Alternator Metering: L-L Voltage and L-N Voltage,Current (phase and total), kVA (phase and total) andFrequency.

xi) 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. xii)AC Alternator Protection: Over/Under Voltage, Over/Under Frequency, Loss of AC sensing. xiii) Data Logging: Engine hours, Control hours and upto 5 recent fault codes xiv) Configurable glow plug control xv) 12 Volt DC operation xvi) Sleep mode xvi) Modbus interface (RS485 RTU) xvii) InPower compatible (PC based service tool) xviii) Certifications - meets the requirement of relevant ISO, EN,Mil Std. and CE standards

Alternator : (a) Make: STAMFORD / Leroy sommer / CUMMINS / CATTER PILLER / VOLVO/ Kirlosker/ Ashok Leyland / Mahindra (b) Rating: 125KVA. (c) Type of Alternator: Brushless, self excited & self-regulated through (d) Voltage Regulation: ± 1% (max.) in static condition. (e) Overload: Permissible overload of 10% for 1 hour in 12 hours of operation, (f) Protection: IP - 23 protections with Class - H Insulation. BASE FRAME: Common MS Channel fabricated base frame, primer coated & painted, containing the engine and the alternator mounted through AVM Pads. Fuel Tank: Min. 300 LTRS, detachable tank built inside base frame complete with drain valve, air vent inlet & outlet connections, fuel gauge.

Acoustic Enclosure: *Specially designed to meet stringent MoEF/ CPCB norms of 75 dBA @ 1mtr at 75% load under free field conditions *The acoustic enclosure is made of CRCA sheets in munsel green shade and a structural/ sheet metal base frame painted in black. i) High quality noise absorbant and fire-retardant grade acoustic Insulation material (P.U. Foam) complying to IS 8183 ii) Two point lifting for easy handling at customer site. ii) Designed to have optimum serviceability. iv) Air inlet louvers specially designed to operate at rated load v) 11 tank pretreatment process and UV resistant Powder Coating of all parts to withstand extreme environment. vi) Use of special hardware for longer life vii) Flush styling - no projections viii) Fluid drains for lube oil and fuel ix) Fuel filling arrangement inside the enclosure.

Note : (I) Efficiency not less than 90% (II) Warranty minimum 2 years or 5000 running hours whichever is earlier. (III) Scope of Work : Placement of DG set on existing foundation at site, Commissioning and Testing. Iv.Necessary connecting Cable required in between AMF panel & DG set --5 Mtrs. to be supplied free of cost. v. Necessary clearance certificate of statutory body (environment department and others) must be obtained by executing bidder.

Terms and Condition:- 1) The Agency must procure the materials from the manufacturer/ OEM or from their authorized sales and channel so that the standard warranty/ support of the manufacture/ OEM becomes applicable to the products to be delivered and installed by them. 2) Documents that authenticates such procurement from the manufacturer/ OEM or from their authorized sales channel and standard warranty/ support should be send from the e-mail of the manufacturer/ OEM/ authorized sales channel to the e-mail of Engineer-in-Charge and hard copy of it to be submitted during execution of work/ submission of bill. 3) If any refurbished material is supplied and installed, penal action will be taken as per existing rules. 4) Rate should be quotated in including all taxes & GST.

Mega Enterprise

Elmech Engineers, Kolkata