SITC of DG Set

Amount

DIESEL GENERATOR SET

SITC of 625/650 KVA , 415V, 50Hz, 3Ø silent type DG Set incl. full tank HSD oil, comprising of Engine, Alternator, separate AMF panel, Base frame, Fuel tank, Battery, CPCB-IV+ approved Engine & Acoustic Enclosure having following specifications:-

ENGINE

Make : CUMMINS /Caterpiller/Kirloskar/Ashok leyland/Mahindra/Perkins/Koel/Greaves

Engine Type : 4 Stroke Diesel Engine

Duty : PRIME

Cooling : Coolant with radiator

Cylinder : 6 or Higher

Aspiration : Turbo Charged

Type of Governor : Electronic

Fuel Tank Capacity : Minimum capacity 750 Ltrs or Higher

Fuel Consumption as per OEM standard

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 Coolant Temp. warning/ Shutdown, Sensor failure Indicator, Engine over speed indicator, Battery charging and low battery indicator

Exhaust Silencer : Residential Type/ Hospital Grade

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/kirloskar/ABB/Crompton/Mahindra

Rating : 415 V, 3Ph. 50 Hz., 625/650 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 5%

AMF PANEL (CPRI Approved)

Cubical type floor mounted AMF panel made from 14 SWG Sheet Steel, duly pretreated, powder coated painted and aesthetically finished, suitable for controlling of 625/650 KVA DG set having following specification/features. Manufactured by the OEM / CPRI approved panel builder.

i) 415V, 1000 A or higher, 50KA, EDO type ACB with O/L, S/C, E/F protection and microprocessor based LSING protection release, U/V release etc. [make : Legrand / Siemens/ Schneider Electric/ LK /ABB] - 2 Sets.

ii) Supply & Fixing of 1100A, capacity 99.9% - 99.5% electrolytic tinned copper (Certificate should be produced by tmanufacturer) with multicolor heat shrinkable PVC sleeve on 4 Bus Bar (Size of flat 4 nos. x (60 mm x10 mm) or higher) of required length mounted on non-hygroscopic porcelain insulator having sufficient di-electric strength duly insulated by multicolor (Red, Yellow, Blue & Black) heat shrinkable PVC sleeve for phases & neutral identification. All interconnection/branches should be made with required size of cu bars (Cu-bar extensions of required shape and current carrying capacity may have to be provided at terminals of ACB as per direction of EIC) & remote monitoring of internal temparature of every bus section & cable alley should be provided -1 set

iii) 415V, 630A, 4 pole 50 kA (Uimp=8KV), Ics= 100% Icu MCCB microprocessor based release having adjustable O/L (0.4 to 1x In or better), Adjustable S/C (1/1.5 - 8/10 Ir), as outgoing to Chiller Panel & CCB building Panel, [make : Legrand / Siemens/ Schneider Electric/ LK /ABB] - 2 Set

iv) In Built By-Pass switch for rated capacity

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 coolant temperature, Start failure', and DG over load'.

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

a) Generator voltage/AC Mains voltage.

b) Generator Current in all phases

c) Frequency

d) Power Factor

e) Indication for alternator supply

f) 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 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.

TERMS & CONDITIONS

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

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

(iii) Circuit Diagram for AMF Panel must be submitted from the Manufacturer/OEM and should be approved by EIC.

(iv) The entire set must be warranted at least 15 months from the date of Delivery/12 months/ 5000 Hrs from the date of Commissioning whichever is earlier. However Engine & Alternator should be warranted of 2 years/5000 Hrs, whichever is earlier.

SUPPLY & INSTALLATION EXHAUST STACK

Supply & fixing of exhaust gas piping of suitable dia welded black 250mm dia MS class B pipe incl all necessary bend supports and clamps anti vibration mounting insilation of exhaust system with 50mm thick mineral wool covered with mesh and aluminium cladding ( from DG sets to top of the building plus 3mtr or as per CPCB IV+) for 625/650KVA DG set as per direction of EIC

S&F special type lattice (box) MS structure by MS angle of size 65 x 65 x 8 mm thick for 2 (four) nos main structure with 50 x 50 x 6 mm thick MS bracing incline nature properly welded and proper foundation 1 ft x 1 ft x 2 ft height for holding the MS structure in straight position during running of DG Exhaust pipe incl painting as per direction of EIC.

S&F rain protection canopy for 20 mtr. long 200mm Exhaust pipe.

Hire charges for scaffolding by bamboo required rope of square type arrangement for smooth working & carriage of MS black pipe by vertical run & dismantling at the end of work.

SUPPLY & LAYING CONTROL CABLES

Supply & drawing 1.1KV grade 7 core 2.5 sqnn stranded unarmoured PVC insulated copper control cable from DG to AMF Panel.(Make- Polycab/Finolex/Gloster/R R Kabel).

EARTHING

Earthing with 65 mm dia GI pipe (TATA-Medium)x 3.0 Mts. long and 1 No. 50 mm x 6 mm galvanized (Hot Dip) steel strip (4 Mts. long), 20 mm dia x 125 mm long galvanized bolt, double nuts, double washers including finishing both ends by making holes etc. 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. [Ref.- G-1/D] Body, AMF & Neutral earthing for 625 kVA DG Set

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) CI hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, GI reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe.

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 50 mm x6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with GI bolts, nuts, washers, spacing insulators etc. as required.

S& laying 2 x 120 sq. mm. single core multistrand PVC insulated flexible Al. wire in suitable size of PVC flexible pipe (reinforced) from nutral earth busbar to DG neutral point as required (for DG neutral earthing)

MISCELLANEOUS

Supply & delivery of best quality oil hand pump with 1" dia PVC flexible pipe (12' ft. approx.) (Brand approved by EIC)

Supply & Delivery of 500 Ltrs Capacity heavy gauge MS Sheet barrel with MS angle made support stand.

Supply & Making of fuel pipe line complete with 40mm MS pipe, ball valve, elbow, matching flanges , gaskets, nut bolts etc.

Sohum Industrial Sales Corporation (BID ID -6562964)

Elmech Engineers, Kolkata (BID ID -6547454)