WBPWD/SSE/SWEC/NIQ33/2025-26

Amount

Supply , delivery at site on foundation , commissioning of 200 -KVA, 415V, 50Hz, 3Ø silent new DG Set, comprising of Engine & alternator from the same manufacturer, separate AMF panel, Base frame, Fuel tank, Battery, CPCB-IV+ approved Engin & Acoustic Enclosure having following specifications :- (IS/IEC 60034-1, ISO 1460, ISO 8528, ISO 3046, ISO 9001, ISO 13018) [Make:-Jackson/Caterpiller/Greeves Cotton]

ENGINE:- [Engine: Make-CUMMINS/Caterpiller /Greaves Power ] Engine Type : 4 Stroke Diesel Engine, RPM : 1500, Rated Output : 249.1 BHP or Higher, Duty : PRIME, Cylinder : 6,Aspiration : Turbo Charged after cooled. Type of Governer : Common rail electronic injection system Fuel Tank Capacity : Minimum capacity 385 Liters Diesel Tank , with Inlet & outlet arrangement with Drain Plug and Air vents. Fuel Consumption at 75% rated Load with Radiator or Fan : 32.14 Ltr./ Hr. or Less Fuel Consumption at 100% rated Load with Radiator or Fan : 42.57 Ltr./ Hr. or Less Engine instrument Panel : Consisting of starting switch with Key, Lube Oil Indicator, water temperature Indicator, RPM indicator and hour meter. Safety Controls : Emergency Stop, Low Lube Oil Pressure warning/ Shutdown, High Engine Water Temp. warning/ Shutdown, Sensor failure Indicator, Engine overspeed indicator, Battery charging and low battery indicator Exhaust Silencer : HOSPITAL GRADE TYPE . Silencer should be inside acoustic Enclosure. Starting system : 12V, DC power srtarting system complete with starter motor, charging alternator with rectifier and Cutout as per manufacturer standard. LOAD :Applicable for supplying power to varying electrical load for unlimited hours. Prime Power (PRP) is in accordance with ISO 8528 Battery : 12 V X 2, Lead Acid, Low Maintenance or SMF and conforming to relevant IS Specification with Low/High Battery Voltage and Weak Battery warning

ALTERNATOR:- Make:Stamford /Kirloskar electric co/ Leroy Some/Macc altee Rating : 415 V., 3Ph. 50 Hz., 200 KVA, 160KW, 1500 rpm Type : Brushless, self excited and self regulated through an AVR. Insulation : Class High Protection : screen-protected drip proof with Min.IP-23 degree of protection RPM : 1500 Rated Current: 278 A Voltage Regulation (max) : ±1% Winding connection : Star with Neutral Total Distortion factor : Less than 3% Power Factor : 0.8 pf (lag) Total Harmonic distortion in output waveform : < 5%

AMF PANEL:- Cubical type floor mounted AMF panel made from 16 SWG Sheet Steel, duly pretreated, powder coated painted and aesthetically finished, suitable for controlling of 200 -KVA, 415V, 50Hz, 3Ø DG set having specification/features as per manufacturer standard. The AMF panel must be designed to ensure trouble free performance and ensure switching over Electrical Load to DG within 15 (fifteen) second from the instant of mains failure.

ACOUSTIC ENCLOSURE :- The DG set should have integrated acoustic enclosure at the manufacturing state itself with 11 tank process. High quality acoustict enclosure must be certified as per CPCB-IV norms.Silencer should be inside acoustic Enclosure. Sound Level : <75 dBA at 1 meter distance.

BASE FRAME Common iron channel fabricated base frame containing the engine and alternator, mounted on AVM pads and having provision for lifting Hook.

Supply & fixing of exhaust gas piping of suitable dia welded black dia MS class B pipe incl. all necessary bend supports and clamps anti vibration mounting insulation of exhaust system with 100 mm thick mineral wool covered with wire mesh and aluminium cladding ( from DG sets to top of the building plus 3mtr or as per CPCBIV+) for 200 KVA DG set as per direction of EIC. exhaust gas pipe dia as per suitable size.

S& F Rain cap for DG set

G.M.N. ENGINEERING (BID ID -6918784)

KHOKAN MONDAL (BID ID -6918825)