SITC of 125 kVA DG Set for Oxygen plant

Amount

Supply , delivery, installation and 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 Engine, Acoustic Enclosure & necessary control cables for connection with AMF Panel including transportation, loading and unloading of the DG set, having following specifications :- [Make: JAKSON / KOEL GREEN / ASHOK LEYLAND ]

ENGINE

Make : CUMMINS / KIRLOSKAR / 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 : 12 V. / 24 V. starting system complete with starter motor, charging alternator with rectifier and Cut out 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 / 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 & DG PANEL

Cubical type floor mounted AMF panel and DG panel made from 16 SWG Sheet Steel, duly pretreated, powder coated painted and aesthetically finished, suitable for controlling of 125 KVA DG set including multi-core control cable and other accessories as required having following specification / features.

i) 250 A , MCCB with O/L, S/C, E/F protection and microprocessor based protection release , U/V release etc. - 2 Sets

ii) In Built By-Pass switch for rated capacity.

iii) On -delay timer for load change over.

iv) On-delay timer for engine shut off.

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

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

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

x) 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 and 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.

S & F 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.

Earthing with 65 mm dia GI pipe (TATA-Medium) x 3.0 Mts.long and 1 x 19/10 stranded GI (Hot Dip) wire (4 Mts. long), 20mm dia x 125 mm long galvanized bolt, double nuts, double washers including socketing at both ends of stranded GI (Hot Dip) wire by crimping sockets/ thimbles and S & F 65 mm dia GI pipe (ISI-Medium) protection (3 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level to an average depth of 3.65 Mts [ 2 nos for nutral earthing and 2 nos for body earthing ] .

Connecting the equipments body to earth busbar including S & F 25 mm x 6 mm galvanised (Hot Dip) MS flat on wall / floor with GI saddles as required and connection to equipments incl. drilling holes, with bolts, nuts, washers etc.

Supply & delivery 1.1 KV grade 4 core 150 Sqmm PVC/A. XLPE insulated aluminium armoured cable. (Make- Havells / Polycab / Gloster / RR Kabel) (from meter Room to AMF Panel and main Panel)

Laying of one No. 4 core 150 Sqmm cable in underground trench 460mm wide x 760mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per Mtr. including filling the space between the bricks and cable and also the trench with shifted soil, leveling up and restoring surface duly rammed.

Laying of cable of 4 Core 150 Sqmm on wall/surface including S & F MS clams with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making hole etc. as necy., mending good damages and painting

S & F compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-Proof entry of XLPE/PVC armoured cables of 4 core 150 Sqmm.

Finishing the end of 4 core 150 Sqmm XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials:

Supplying & Laying of 12 Core 2.5 Sqmm armoured copper control cable or as recommended by the company for connecting AMF Panel and Generator.

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 12 months/ 5000 Hrs from the date of Commissioning / completion of work.

(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, operator and technical personnel) of the agency entrusted with the work and the agency will have to provide permanently multi-core control cables as required with allied accessories including laying of the same before commissioning of the DG set.

Mega Enterprise

D. D. ENTERPRISE