WBPWD/SE/SWEC/NIQ55/2024-25

Amount

Supply , delivery at site on foundation , testing& commissioning of 58.5 KVA, 415V, 50Hz, 3Ø silent new DG Set, comprising of Engine, alternator, separate AMF panel, Base frame, Fuel tank, Battery, CPCB-IV+ Compliant Engine & Acoustic Enclosure having following specifications :-

Engine Make: Cummins /Volvo / KOEL / Greaves Power / Ashok Leyland / Mahindra

Engine Type : 4 Stroke Diesel Engine Genset output (kVA/kWe) : 58.5/ 46.8

Gross engine Power (HP) : 74.1 HP or Higher

Duty : PRIME

Aspiration/Cooling : TCAC

Cylinder /Arrangement : 3 / inline

Type of Governor : Electronic / Mechanical

Fuel Tank Capacity : Minimum capacity 100 Ltrs. Or higher

Fuel Consumption at 75% rated Load with Radiator or Fan : 10.3 Ltr./ Hr. or Less

Fuel Consumption at 100% rated Load with Radiator or Fan : 13.7 Ltr./ Hr. or Less

Overload Capacity : 10% overload for one hour for every 12 hours continuous running at full load or better

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 over speed indicator, Battery charging and low battery indicator

Exhaust Silencer : Residential Type

Starting system : 12V./ 24 V. starting system complete with starter motor, charging alternator with rectifier and Cutout as per manufacturer standard.

Battery : Lead Acid, Low Maintenance or SMF and conforming to relevant IS Specification with Low/High Battery Voltage and Weak Battery warning

Alternator :

Make : Stamford/ Leroy Somer/Mecc alte / CG

Rating : 415 V., 3Ph. 50 Hz., 58.5 KVA, 1500 rpm

Type : Brushless, self excited and self regulated

Insulation : Class H

Protection : Screen-protected drip proof with Min.IP-23 degree of protection

Voltage Regulation (max) : ±1%

Winding connection : Star with Neutral

Total Distortion factor : Less than 3%

Total Harmonic distortion in output waveform : < 5%

Acoustic Enclosure : The DG set should have integrated acoustic enclosure at the manufacturing state itself. High quality acoustic enclosure must be certified as per CPCB-IV+ norms.

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

SITC OF AMF Panel

Cubical type floor mounted AMF panel made from 14 SWG Sheet Steel, duly pretreated, powder coated painted and aesthetically finished, suitable for controlling of 58.5 KVA DG set having following specification/features.

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.

Terms & Conditions

(i) Rate should be quoted inclusive of all applicable taxes and Duties etc.

(ii) All materials, equipments & accessories must conform to the relevant IS specifications. The DG Set must be supplied from the authorized OEM of the respective Engine Manufacturer.

(iii) Necessary manufacturer's test certificate for Diesel Engine, Alternator etc. Will have to be submited in triplicate during delivery of the equipment.

(iv) Copy of "Type Approval Certificate" and Certificate of "COP" must be produced at the time of delivery issued from the competent Authority (As per CPCB-IV+).

(v) Circuit Diagram for AMF Panel must be submitted from the Manufacturer/OEM.

(vi) The entire set must be warranted at least 18 months from the date of Delivery/12 months/ 5000 Running Hrs from the date of Commissioning whichever is earlier. Vii) During warrenty period if any discripency occurs regarding performance of the DG set that has to be attended within 24 Hrs. sharp

M/S S. CHATTERJEE (BID ID -5896082)

DURGAPUR POWER (BID ID -5900917)