Providing one hnumber 250KVA DG set for newly installed pressure swing adsorption medical oxygen generation plant at Kamla Nehru state hospital for mother and child at Shimla

Amount

DIESEL ENGINE : - ECO, FRIENDLY (CPCB norms compliance ).

Manufacturer:- Cummins (India).

Cummins Engine model C5250DSP, 6 cylinders, vertical 4 stroke cycle, water cooled turbo charged , developing 206 BHP at 1500 RPM under NTP condition of BS:5514. The Engine shall be provided with electrical starting arrangement & shall give the elec

COOLING SYSTEM - Radiator cooled, Engine mounted water pump, Thermostat, Corrosion inhibitor, Self contained piping.

FUEL SYSTEM - Inline fuel pump, Injectors, Spin on type Fuel filters, Self contained piping.

LUBRICATING SYSTEM - Oil pump, Steiner, Lub oil cooler - Plate type, Spin on type Oil filter, Bypass filter, Self contained piping.

AIR IN TAKE SYSTEM - Dry type replaceable Paper element Air Cleaner with restriction indicator, Air intake manifold with necessary connections, Turbo charged after cooled.

EXHAUST SYSTEM: - Exhaust manifold, Stainless steel exhaust flexible coupling, Silencer ( critical Grade ).

GOVERNING SYSTEM - Electronic Governor (digital)

STARTING SYSTEM :- Starter, 24V , DC., Battery charging alternator, With in-built Regulator.

OTHER SYSTEM: - Flywheel, Flywheel housing.

GENSET CONTROLLER :-

Cummins Power Command PCC 1301 microprocessor based integrated generator set monitoring, metering, protection and control system with built-in torque matched Volts/ Hz overload control.

Single Control for the Genset function :-

Digital Voltage Control, Engine Control, Operator Interface, Protection, Advance Control Function.

Standard Features :-

Engine :-

Metering-

RPM, battery Voltage, Lube Oil Pressure, Coolant temp., Running Hours.

Protection -

Low lub Oil Pressure, High Water temperature, High/ Low Voltage, Week battery, Over speed, Fail to Crank Fail to start, Sensor failure.

Alternator :-

Metering-

3 phase Voltage ( L-L and L-N ), 3 phase current, Frequency, KVA.

Protection -

Under Voltage, Over Voltage, Under/ Over frequency, Over Current, Loss of sensing, Field Overload.

Others :

Battle switch function, Delay Start/ Stop, Configurable Cycle Cranking, Sleep Mode Time.

Alternator :-

New age Electrical ( Stamford) make rated at 250 KVA, 415 Volts, 50 Hz, 0.8 Power factor, with Voltage regulation + / - 1% all load between no load to full load & factor 0.8 to unit, Speed 1500 RPM.having " H " class insulation. Winding connection will b

AVR - digital automatic voltage regulator ( part of PCC 1301 )

Bearing :- Long life single bearing.

Enclosures :- Drip proof & screen protected IP-23.

Parallel operation:- All machines shall be suitable for operation in parallel. Damper winding shall be provided to facilitate parallel operation.

The alternator shall be of self-excited, self regulated, self ventilated in brushless design, provided with suitable automatic voltage regulator and shall confirm BS:2613 or BS:5000 and shall give rated output at NTR condition.

One set of essential accessories shall be supplied with each D.G. set. This set of accessories shall comprise of the following:-

Base rail with integral fuel tank, One no. sub base tank of 375 liters capacity for DG set, For electrical control circuit of 24 volt DC, 2 Nos. batteries of 12 volts 180 AH each (dry and uncharged ) of PRESTOLITE/ Exide make with battery leads for electrodes.

CONTROL PANEL FOR DG SET :

The Generator control shall be indoor type, floor mounted, dust and vermin proof in sheet steel construction. The panel shall have doors at the front and back for proper maintenance. The panel shall have steel channel fabricated kick-plate and bolted type

Monitoring and control devices shall be housed on the front door. Generally the construction of the panel will be such that various equipments for application will be housed in compartment. All incoming and out going power and control cables shall be from

The panel will be equipped as follows :-

Incomer - 1 no. 3-pole, 200 Amp MCCB, Set of CTs for metering.

Indication Lamps :- Genset Running, Set on Load, Phase Indication.

SOUND ATTENUATED SYSTEM

Thickness of sheet - 16 - G

High class sheet metal fabricated enclosure for reducing the noise level of DG set & also acts as a weather proof housing. Genset will be a integral part of acoustic enclosure and whole construction will be on multi-fold sheet channel & ISMC section. Encl

ACOUSTIC MATERIALS :-

Rock wool in the form of slabs of 100 mm thickness and 96 KG/ Metric cube density Specification of Rock wool conform to IS 8183 ). Further to increase the life of Acoustic material resin coated fiber glass cloth is provided on exposed surface of Rock wool

VENTILATION

Acoustic enclosure is designed in such a way that there are no hot pockets around engine and it is provided with suitable designed engine radiator which does not allow the temperature to rise more then 70° C above ambient temperature.

To achieve optimal output and minimum sound level from the DG set, suitable openings with acoustic hood are provide for increasing the inflow of air required for combustion & forced ventilation. Air intake system as per the recommendations and engine requirements.

Acoustic hoods with noise splitters provided to block and reduce the sound leakage.

The sound control system designed to supports the sound level to 75 db maximum at 1 meter distance in open free field environment as per ISO 8528 part 10.

SILENCER

Specially designed low noise silencer is provided. Silencer and engine exhaust outlet, Connected with flexible SS bellow.

VIBRATION ISOLATION:-

To avoid transfer of vibration from genset to enclosure & surrounding specially designed vibration isolators are used.

Complete job of Supplying, Installation, testing and Commissioning of 250 KVA/200 KW DG Set, including Price of DG set, Price of AMF Panel, Installation chargers Cable connection etc. The same shall be placed on the PCC foundations of suitable dimensions

Earthing with copper earth plate 600 mmx600 mmx 3 mm thick, including accessories and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. ( but without charcoal or coke and salt ) complete as required.

Extra for using salt and charcoal for G.I. or copper plate earth electrode complete as required.

Providing and fixing 25mm x 5mm copper strip on surface or in recess for earth connections etc. as required.

Providing and laying of PCC foundation (1:3:6 cement concrete) platform of (500 cm X 200 cm X 60 cm dimensions 15 cm rise from ground level (for solid bearing capacity 5000 Kg / sqm.)

SHARMA ELECTRICAL CO.