SITC of 125 KVA DG Set

Amount

Supply, delivery at site on foundation , commissioning of 125 KVA, 415V, 50Hz, 3Ø silent new DG Set, comprising of Engine, alternator, separate AMF panel, Base frame, Fuel tank, Battery, CPCB-II approved Engin & Acoustic Enclosure including transportation, loading and unloading of the DG set, having following specifications :- [Make: JAKSON / KOEL GREEN / GREAVES POWER / ASHOK LEYLAND].

ENGINE :

Make : CUMMINS / KIRLOSKAR / GREAVES POWER / ASHOK LEYLAND.

Engine Type : 4 Stroke Diesel Engine

Rated Output : 155 BHP or Higher

Duty : PRIME

Cooling : Water cooled with radiator

Cylinder : 4/6

Aspiration : Turbo Charged

Type of Governer : Electronic

Fuel Tank Capacity : Minimum capacity 175 Ltrs.

Fuel Consumption at 75% rated Load with Radiator or Fan : 22.4 Ltr./ Hr. or Less

Fuel Consumption at 100% rated Load with Radiator or Fan : 30.35 Ltr./ Hr. or Less

Overload Capacity : 10% overload for one hour for every 12 hours continious 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 overspeed 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 / KIRLOSKAR GREEN / GREAVES POWER / LEROY SOMER / LEY POWER

Rating : 415 V., 3Ph. 50 Hz., 125 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%

AMF PANEL :

Cubical type floor mounted AMF panel made from 16 SWG Sheet Steel, copper busbar,duly pretreated, powder coated painted and aesthetically finished, suitable for controlling of 125 KVA DG set having following specification / features.

i) 200 A , 50 kA, FP MCCB with LSIG protection and necessary inter connections etc. - 2Sets ( Make- L&T/ Schneider)

ii) 200 A FP contactor with AC1 duty and U/V release arrangement- 2 Nos (Make-( Make- L&T/ Schneider)

iii) 250A on load front operated TPN change over switch with necessary Cu bars and Cable connections to bypass the AMF system in emergent conditions.(Make- L& T)

iv) Multi core control & power cble from DG Control panel to AMF panel.

v) On -delay timer for load change over

vi) On-delay timer for engine shut off

vii) Engine On-Off switch (Push button type)

ix) Minimum five number indicating lamps to indicate 'mains ON', 'load on mains', Set running', 'load on set' and 'battery charger on'.

x) Audio visual alarm for 'Low lubricating oil pressure', 'High water temperature, Start failure', and DG over load'.

xii) Microprocessor based relay with composite meter for digital display of following.

Generator voltage/AC Mains voltage.

Generator Current in all phases

Frequency

Power Factor

Energy

Indication for alternator supply

Running time indications number of hours of operation & service intervals, service due indications.

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. High quality acoustict enclosure must be certified as per CPCB-II norms.

BASE FRAME :

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

TERMS & CONDITIONS

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

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

(iii) Nacessary manufacturer's test certificate for Desiel Engin, Alternator etc. Will have to submit in triplicate copy 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 competant Authority (As per CPCB-II).

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

(vi) The entire set must be warranted atleast 36 months from the date of Commissioning.

(vii) During commissioning, the DG set has to be made to run for atleast six hours at a stretch on atleast 75% load at the cost (cost of fuel,lubricant, coolant,operator and technical personel) of the agency entrusted with the work and agency will have to provide permanentlymulti-core control/ battery charging cables as required with allied accessories including laying of the same before commissioning of DG set.

Plastering the existing foundation having dimension 4.5 Mtr. x 2 Mtr. x 0.75 Mtr. including 3 mm thick smooth cement plastering floor & wall of existing structure. Entire structure covered with blue scope roofing shade supported onsteel stuucture consisting of atleast 6(six) vertical supports and adequate horizontal support made up of iron pipes with water prof painting on primer, capable of providing protection against rain for the DG.

Supply & fixing of exhaust gas piping of suitable dia welded black 150mm dia MS class B pipe incl. all necessary bend supports and clamps anti vibration mounting insulation of exhaust system with 50mm thick mineral wool covered with wire mesh and aluminium cladding ( from DG sets to top of the building plus 3mtr or as per CPCB) for 125 KVA DG set as per direction of EIC.

M/S. A.D.ELECTRICAL ENTERPRISE

M/S. B.C. SAHA

ASIM KRISHNA MODAK