SITC of DG

Amount

Supply, Delivery (at the site of Malda Medical College & Hospital), Testing & Commissioning of 125kVA, 415V, 50Hz, 3Ø silent new Microprocessor based DG Set, comprising of Engine, alternator, separate AMF panel, Base frame, Fuel tank, Battery, CPCB-IV approved Engine & Acoustic Enclosure as per detail specification given below [Make: Mahindra / Kirloskar/ Greaves cotton/ Ashok Leyland] -

Engine:-

Engine Type : 4 Stroke Diesel Engine

Rated Power : 156 BHP or above

Duty : PRIME

Cooling : Water cooled with radiator

Cylinder : 4/ 6

Aspiration : Turbo Charged

Type of Governor : Electrical/Electronic

Fuel Tank Capacity : 230Ltr. or as per OEM Standard.

Fuel Consumption at 75% rated Load with Radiator or Fan: 21.4Ltr./ Hr. or Less or as per OEM Standard.

Fuel Consumption at 100% rated Load with Radiator or Fan : 28Ltr./ Hr. or Less or 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, Voltage, Current, Frequency, Power, Hour meter, Temperature, RPM, Battery status , Fuel level & Lube Oil Indicator

Safety Controls : Emergency Stop, Low Lube Oil Pressure warning/ Shutdown, High Engine Water Temp. warning/ Shutdown, Sensor failure Indicator, Engine over speed indicator, Battery charging and low battery indicator

Exhaust Silencer : Residential Type

Starting system : 12V/ 24V 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

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 14 / 16 SWG Sheet Steel, duly pretreated, powder coated painted and aesthetically finished, suitable for controlling of 125 KVA DG set having following specification/features.

Incoming: i) 2 No. 250A AC1 duty, 4pole power contactor [Make: Legrand/ L&T/ SIEMENS/Schneider/ABB] ii) 2 Nos. 250 A, 3 pole & N, MCCB with Breaking capacity 35/50 kA, adjustable thermal and fixed magnetic setting [Make: Legrand/ L&T/ SIEMENS/Schneider/ABB]

Outgoing : (i) 415 V, 250 Amps, 4 Pole MCCB with Breaking capacity 35/50 kA, adjustable thermal and fixed magnetic setting [Make: Legrand/ L&T/ SIEMENS/Schneider/ABB]

Digital Multifunction Meter (class 0.5) capable of display of Current, Volt, kW,kWh, P.F., MD with date & time stamp etc., 3 nos -CT's for metering; CL: 0.5 , 3 nos-indicating Lamp (On/Off/Trip -2 sets)

iii) In Built By-Pass switch for rated capacity

iv) On -delay timer for load change over

v) On-delay timer for engine shut off

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

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

ix) 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.

xi) Generator voltage/AC Mains voltage.

xii) Generator Current in all phases

xiii) Frequency

xiv) Power Factor

xv) Energy

xvi)Indication for alternator supply

xvii)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) All materials, equipments & accessories must conform to relevant IS specifications. (ii) Necessary OEM test certificate for Diesel Engine, Alternator, etc. will have to be submitted in triplicate copies during delivery of the equipment. (iii) A copy of the "Type Test Approval Certificate" and Certificate of "COP" must be produced at the time of delivery issued from the competent Authority (As per CPCB-IV). (iv) Circuit Diagram for AMF Panel must be submitted from the Manufacturer / OEM. AMF PANEL MAKE OEM / DIRECT SYSTEM HOUSE OF OEM. (v) The entire set must be warranted at least 15 months from the date of Delivery / 12 months or 5000 Hrs from the date of Commissioning whichever is later. Engine & Alternator should be warranted of 2 years or 5000 Hrs from the date of Commissioning, whichever is later. (vi) Guaranteed Technical Particulars (GTP) of individual equipment must be provided with Bidding Document. Must be approved from PWD. (vii) DLP Period of the total work 5 (Five) Years.

DG Panel: SITC of indoor type L.T. Panel Board with SFU as Incomer and SFU as outgoing feeders in a suitable transportable unit, ready for operation on being installed in a fixed position. The Panel board shall be Self-supporting, and fully Compartmentalized, Incoming / Outgoing SFU Compartment Should be separate, floor mounted, indoor type, and dust and vermin proof (IP42). Incoming and outgoing cable entry from bottom / top end at rear side/side cable alley. The gland plate (3mm thick) should be two-part detachable type. The switchboard shall be fabricated from a 1.6 mm thick (16 SWG) CRCA sheet and the base channel will be 50mm x 25mm x 6mm (painted with Black Japan after de-rusting), with MS angle re-enforced / stiffener of 25 mm x 25 mm x 5 mm for both vertical and horizontal. Lifting hooks shall be provided in each transportable unit. The doors shall be removable type mounted on hinge with key locking arrangement for each compartment. Doors shall be on front and rear side, gasketted (25 x 5 mm) all through. Degree of protection of the board is IP42.

Painting: The panel should be properly degreased, derusted before phospheting. Alkalyed melamine epoxy-based powder-coated paint is to be done by using a 7-tank process with a minimum thickness of 70 microns avg. The shade will be Pebble Grey No. RAL 7032 both inside and outside. Continuous GI Earth bus of size 40 x 6 mm to be provided at a height of 150 mm from the bottom and brought outside of the panel of 75 mm. Depth of the panel: As per the approved drawing. C P R I - Type Test Report for the Panel Board (similar type from Manufacturer) for Three-phase and Neutral short circuit withstand strength test on main circuit Bus Bars of HBB+VBB for 65 kA rms for 1.0 second with initial peak of 143 kA, 415V, AC, to be furnished.

Termination : Incoming cable termination Bus should be suitable for termination of requisite nos. Ar/Al XLPE/PVC cables. Outgoing feeder terminals should be as per rating.

System Voltage : 415V, 50Hz, RYBN. Control wiring cable size : 1.5 sqmm PVC FR Cu multistrand flexible wire with proper socketing with PVC sleeve & identification ferruling. CT Secondary wiring to be done with 2.5 sqmm PVC FR Cu multistrand flexible wire. (Mk. RR Kabel / Havell's / Polycab/ KEI).

BUSBAR : Bus Bar Materials : Electrolytic Gr Copper, 90% & above pure in nature (Certificate from Mfg. with challan to be submitted), semi soft, tined electroplated with heat srinkable PVC sleeve. Size of Bus Bar : 4nos. 50x5mm Copper bar Suitable for 400A current rating. Feeder Connection : Electrolytic Gr Tinned Cu Bus Bar : Suitable for 400A current ratting. 5.6 Gr Stainless Steel Bolt to be provided for Bus Bar Connection. Bus Bar Support Material : FRP (thickness minimum 10 mm for main bus) Acralyic Sheet / Backelite guard to be provided in front of VBB / Bus Alley.

INCOMING : 415 Volts 250 Amp, 4 pole SFU incl. S & F 3 nos. DIN type HRC fuse as per rating including electrical connection with the bus-bars - 1No. [Make: L&T, ABB, Schneider, Siemens]

Change Over Switch : Supplying and fixing 415V, 250A TPN on load front operated Changeover switch for switiching between Main Power & D.G. Power - 1 No. [Make: L&T, ABB, Schneider, Siemens]

OUTGOING :

i) 415 Volts 250A, 4 pole SFU incl. S & F 3 nos. DIN type HRC fuse as per rating including electrical connection with the bus-bars. --- 1 Nos. (For D.G. AMF panel) [Make: L&T, ABB, Schneider, Siemens]

ii) 415 Volts 160A, 4 pole SFU incl. S & F 3 nos. DIN type HRC fuse as per rating including electrical connection with the bus-bars. ---1 Nos. [Make: L&T, ABB, Schneider, Siemens]

iii) 415 Volts 125A, 4 pole SFU incl. S & F 3 nos. DIN type HRC fuse as per rating including electrical connection with the bus-bars. -- 2 Nos.[Make: L&T, ABB, Schneider, Siemens]

TERMINATION :- all outgoing terminations are from the rear / side of the panel. Bi-metallic strip to be provided at terminal cable connection point. (Cu-Al Joint)

Supply & fixing of exhaust gas piping of 200 mm dia MS black class B pipe welded incl. all necessary bend supports and clamps anti vibration mounting insulation of exhaust system with 50 mm 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 125kVA DG set as per direction of EIC.

S & F special type MS angle iron support structure made of MS angle with flat iron clamp with nuts, bolts & washers etc.

S & F rain protection canopy for 200 mm exhaust pipe

S& delivery of 250 ltrs. Capacity heavy gauge MS sheet barrel with MS angle made support stand.

Supply & making of fuel pipe line completed with 40mm MS pipe, ball valves, elbow, matching flanges, gaskets, nut bolts etc.

Supply & delivery of best quality oil hand pump with 1" dia PVC flexible pipe

S & pouring (including transportation) of HSD for testing & immediate run of DG set incl. carrying charge

Supply & laying of 1.1 KV grade 12 core 1.5 sq.mm. PVC copper conductor control cable (Mk. Havell's / Polycab / RR Kabel / Gloster) on existing cable tray for interconnect DG set with AMF panel.

Earthing with 80 mm dia GI pipe (TATA-Medium)x 3.0 Mts. long and 1 No. 65 mm x 8 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 80 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

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

Earthing with 50 mm dia GI pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long GI bolts, double nuts, double washers incl. S & F 15 mm dia GI pipe protection (1 Mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts. below the ground level [Make: Tata -Medium]

S& laying 50 sq. mm. single core multistrand PVC insulated flexible Cu wire (Mk. Havell's / Polycab / RR Kabel / Gloster) in suitable size of PVC flexible pipe (reinforced) from earth busbar to Generator neutral earthing including Socketing both sides by Cu Socket.

Extra for connecting the neutral of Transformer/ Earth busbar to earth electrode including S & F Galvanized (Hot Dip) Steel strip 65 mm x 8 mm on wall/floor with GI saddles & insulating the same by one layer of PVC strip over one layer of ampere tape

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 65 mm x 8 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

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 40 mm x 6 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

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.

Supplying and fixing 415V, 250A TPN SFU with sheet steel enclosure on angle iron frame on wall with nuts bolts, etc incl. S & F 3 nos. DIN type HRC fuse as per rating.

S & D of 1.1kV grade XLPE insulated LT Al cable with 3.5 core 150 sq.mm. Aluminum conductor & armoured protection [Make: KEI/ Havells/ Gloster].

Laying of 3.5 core 150 sqmm cable.

i) on wall/surface including S & F MS clams

ii) 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 the surface duly rammed

iii) Through existing RCC/ Hume/GI Pipe/open masonary trench

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables of size- 3.5 core 150 sq.mm.

Finishing the end of following XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials, cables of size- 3.5core 150 sq.mm.

Supplying & fixing medium gauge 80 mm dia GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required ISI-M.

Distribution wiring in 2 x 22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make), with 1x22/0.3 (1.5 sqmm) single core stranded 'FR' PVC insulated & unsheathed copper wire for ECC, to light/fan/call bell points with Modular type switch (Brand approved by EIC) fixed on Modular GI switch board with top cover plate and 2 no. suitable size “Ph & N” copper bar & earthing attachment fixed on wall incl. mending good damages to original finish. [Make: Legrand Myrius].

i) Avg. run 8 mtr.

ii) on-board

S & F 240V,10W water proof IP-65/66 rated bulk head light fittings on surface with nut, bolt washer etc. as required. [Make: Philips/ Crompton/ Wipro]

Supply & Fixing 240 V, 1 no. 16 A, 6 pin Modular type plug socket with 1 no.16 Amp Modular switch with indicator (Make:- Legrand- Myrius next gen) on 3/4 Module GI Modular type switch board with 3/4 Module top cover plate flushed in wall incl. S&F switch board and cover plate and making necy. connections with PVC Cu wire and earth continuity wire etc. [Make: Legrand Myrius]

Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 20mm size PVC rigid conduit 'FR' (Precision make) incl. necy. fittings as required [As per approved list of Material ]

i) 2 x 2.5 sqmm. + 1 x 1.5 sqmm.

D. D. ENTERPRISE (BID ID -5642695)

Sohum Industrial Sales Corporation (BID ID -5557477)