Construction of Judicial Academy at Ghandal Shimla

Amount

Supplying, Installation, Testing and Commissioning of 100 kVA at 0.8 power factor, 415 V , 50 Hz, Silent D.G.set conform to ISO 8528 specification and should meet CPCB norms complete as detailed below:-

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

6 cylinders, 4 stroke cycle, water cooled turbo charged after cooled, developing 206 BHP at 1500 RPM under NTP condition of BS:5514. The engine shall be provided with electrical starting arrangement & shall give the electrical output of 100 kVA at 0.8 power factor, 415 V at the alternator terminal, complete with other accessories of the engine as under:-

COOLING SYSTEM - Radiator cooled, Engine mounted water pump, Thermostats, Coolant, Self contained piping.

FUEL SYSTEM - Bosch fuel system, Spin on type Fuel filters, Self contained piping.

LUBRICATING SYSTEM - Oil pump, Steiner, Lube 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 ( Hospital Grade ).

GOVERNING SYSTEM - PCC 1.2 controller

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 :-

Digital Full Wave SCR AVR for shunt - Digital Electronic Governing with temperature compensation and Smart Starting - SAE J1939 Interface to Full Authority Electronic (FAE) engines. - Engine Metering: Oil Pressure, Coolant Temperature, Battery Voltage, Engine Speed - AC Alternator Metering: L-L Voltage and N voltage (phase and average), Current (phase and total), Volt-Amperes (phase and total), and Frequency - Engine Protection: Low Lube Oil Pressure, High Coolant Temperature, Over speed, DC Over/Under/Weak Volts, Fail to Crank/Start, Sensor Failure - AC Alternator Protection: Over/Under Voltage, Over/Under Frequency, Over Current, Short Circuit, and Loss of AC Sensing - Fault Codes and Description on HMI - Data Logging: Engine Hours, Control Hours, Engine Starts and 10 Fault Codes - Control Set-Up without PC-based tool (InPower) - Battle Short fault bypass function - Configurable Cycle Cranking - 12 and 24 Volt DC Operation - Easy Wiring connectors for factory connections, terminal blocks for field connections - Configurable Time Delay Start/Stop - Sleep Mode Low power in Off and/or Auto -Programmable I/O (2 inputs and 2 outputs) expandable with AUX101/102 modules

Alternator :-

Stamford / Kirloskar / Cummins / Crompton make rated at 100 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 be Star connection. having over load capacity 10% for one hour in any 12 hours of operation without exceeding temperature rise limits specified in BS: 2613 or BS: 5000 when corrected to ambient temperature at site.

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 shell be suitable for operation in parallel. Damper winding shell be provided to facilitate parallel operation.

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

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

Base rail with integral fuel tank, One no. sub base tank of 330 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 electrical starting of DG set.

CONTROL PANEL FOR DG SET :

The Generator control shell be indoor type, floor mounted, dust and vermin proof in sheet steel construction. The panel shell have doors at the front and back for proper maintenance. The panel shell have steel channel fabricated kick-plate and bolted type cable gland plate fitted at the bottom. The panel shell be constructed from 2 mm thick steel sheet. All the joint shell have proper gasket.

Monitoring and control devices shell 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 shell be from the bottom.

The panel will be equipped as follows :-

Incomer - 1 No. 3 pole, 250 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. Enclosure construction is fully bolted keeping in view the major service requirements all doors are provided with specially designed hinges and lockable handles, Battery, Fuel tank is housed inside the enclosure.

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 slabs and the panels are supported by perforated sheet.

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 7° 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 requirement are provided.

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 rate of DG Set including, Price of DG set, Price of AMF Panel, Installation chargers Cable connection etc. completes in all respects: -

Providing, laying and fixing of one No. aluminium conductor, PVC insulated and PVC sheathed, armoured/XLPE power cable, working voltage 1100 volts grade on surface etc. of the required size:-

Armoured cable 95 sq. mm (3.5 core)

Providing and laying of one No. aluminium conductor, PVC insulated and PVC sheathed, armoured/XLPE power cable, working voltage 1100 volts grade direct in ground; to be laid 1 meter below the ground level including excavation sand cushioning, protective covering and refilling the trench etc. of the required size:-Armoured cable 95 sq. mm (3.5 core)

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.

SHARMA ELECTRICAL CO.