WBPWD/EE/PMED/NIQ-53/e-Q /2022-2023

Amount

Supply, Testing & Commissioning of ,CPCB-II Compliant 3 phase, 415V, 50 HZ, 40 KVA Silent Diesel Generator Set comprising of Engine, Alternator, Base frame, Fuel tank, Battery, CPCB approved acoustic enclosure including all interconnection between Generator and panel etc having following specification: Engine should not derate at 50 deg c ambient temperature.

Engine: (a) Make- CUMMINS / CATTER PILLER / VOLVO/ Kirlosker/ Ashok Leyland / Mahindra/ Kriloskar green/ greaves) (b) BHP- No 58 BHP (c) Aspiration- Turbo Intercooler (d) No of Stroke / Cylinder- 4 Stroke / 4 Cylinder in-line (e) RPM- 1500 (f) Battery-as per manufacturer standard (g) Type of Cooling- Water Cooled. (h) Air Intake System- Air intake manifold with air filter system. (i) Exhaust System- Provided with turbo charger & residential exhaust silencer with flexible bellow and companion flanges inside the acoustic enclosure. (j) Coupling & Fly Wheels- Befitting coupling, Fly wheel & Fly wheel housing. (k) Lubricating System- Provided with Oil pan, engine mounted lube oil pump and lube oil filter along with first fill of lube oil. (l) Fuel System- Comprising of MICO fuel pump with electronic governor, 12V solenoid coil and replaceable fuel filter. (m) Starting System- 12V DC electric starter

(n) Control Panel:- Control panel is manufactured with 14/16 gauge CRCA sheet and is powder coated for weather-proof and long lasting finish.The control panel consists of the following parts: i) PS0500 Controller ii) Aluminum bus bars with suitable capacity with incoming/outgoing terminals iii) Indicating lamps for ‘Load ON’ and ‘Set Running’ iv) Instrument fuses duly wired and ferruled iv) MCCB of suitable rating with overload and short circuit protections.

Power Start Control: Control panel is manufactured with 14/16 gauge CRCA sheet and is powder coated for weather-proof and long lasting finish. The control panel consists of the following parts: i)controller as per manufacturer standard ii)Aluminum bus bars with suitable capacity with incoming/ outgoing terminals iii)Indicating lamps for ‘Load ON’ and ‘Set Running’ iv)Instrument fuses duly wired and ferruled v)Circuit breakers of suitable rating with overload and short circuit protection

vi) microprocessor based generator set monitoring and control system. This control includes an intuitive operator interface that allows for complete generator set control as well as system metering, fault annunciation,configuration and diagnostics. vii)Intuitive operator interface which includes LED backlit LCD display with tactile feel soft-switches and generator set status LED lamps viii) Remote start-stop ix) Engine Metering: Oil pressure, Engine temperature, Startingbattery voltage, Engine running hours x) AC Alternator Metering: L-L Voltage and L-N Voltage,Current (phase and total), kVA (phase and total) andFrequency.

xi) Engine Protection: Low lube oil pressure, High/Low coolant temperature, Battery Over/Under/Weak Volts, Fail to Crank/Start, Sensor failure, Cranking lockout, Low fuel level. xii)AC Alternator Protection: Over/Under Voltage, Over/Under Frequency, Loss of AC sensing. xiii) Data Logging: Engine hours, Control hours and upto 5 recent fault codes xiv) Configurable glow plug control xv) 12 Volt DC operation xvi) Sleep mode xvi) Modbus interface (RS485 RTU) xvii) InPower compatible (PC based service tool) xviii) Certifications - meets the requirement of relevant ISO, EN,Mil Std. and CE standards

Alternator : (a) Make: STAMFORD / Leroy sommer / CUMMINS / CATTER PILLER / VOLVO/ Kirlosker/ Ashok Leyland / Mahindra/ Kriloskar green/ greaves) (b) Rating: 40KVA. (c) Type of Alternator: Brushless, self excited & self-regulated through (d) Voltage Regulation: ± 1% (max.) in static condition. (e) Overload: Permissible overload of 10% for 1 hour in 12 hours of operation, (f) Protection: IP - 23 protections with Class - H Insulation. BASE FRAME: Common MS Channel fabricated base frame, primer coated & painted, containing the engine and the alternator mounted through AVM Pads Fuel Tank: Min. 100 LTRS, detachable tank built inside base frame complete with drain valve, air vent inlet & outlet connections, fuel gauge.

Acoustic Enclosure: *Specially designed to meet stringent MoEF/ CPCB norms of 75 dBA @ 1mtr at 75% load under free field conditions *The acoustic enclosure is made of CRCA sheets in munsel green shade and a structural/ sheet metal base frame painted in black. i) High quality noise absorbant and fire-retardant grade acoustic Insulation material (P.U. Foam) complying to IS 8183 ii) Two point lifting for easy handling at customer site iii) Designed to have optimum serviceability iv) Air inlet louvers specially designed to operate at rated load v) 11 tank pretreatment process and UV resistant Powder Coating of all parts to withstand extreme environment vi) Use of special hardware for longer life vii) Flush styling - no projections viii) Fluid drains for lube oil and fuel ix) Fuel filling arrangement inside the enclosure.

S & laying of 1.1 Kv 1 core 10 sq.mm. PVC copper wire in 19 mm poly pipe with necessary both side socketing by crimping machine as per GS. (Neutral earthing)

Supply and pour of H.S. Diesel for necessary commissioning of new DG.

Supply & delivery of 1.1 KV 4 core 35 sq.mm. XLPE insulated Al./Ar. Cable. (From emergency panel to generator). (Make :- (Havells / Polycab / RR Kabel).

Laying of 35 sqmm in Al./Ar. cable in underground trench 460 mm 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 trenchwith shifted soil, leveling up and restoring surface duly rammed.

Supplying & fixing medium gauge 50 mm dia. GI Pipe (ISI - Medium) Protection with necessary fittings and jointing metarials as required.

Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture - proof entry of XLPE / PVC armoured cables for 4 core 35 sq.mm. Al./Ar. cable.

Finishing the end of 4 core 35 sqmm XLPE/PVC armoured cables by crimping method incl. supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials.

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. By ISI-Medium GI pipe.

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 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.

Earthing with Copper plate (610 X 610 X 3mm size) having weight of 9.84 Kg and 1 No. 25 x 5 mm Copper strip (3.20 mtr. long) & 1 no. 6 sq.mm. PVC insulated stranded Copper wire (4 Mt long) incl. S & F 15mm dia GI pipe (ISI-Medium) protection (4 mt. long) to be fillied with bitumen, partly under the ground level & partly above ground level to an average depth of 3.65 Mts. below the ground level and restoring the surface duly rammed incl. providing 3.0 mt long, 25 mm dia GI pipe (ISI-Medium) for periodic treatment, incl. providing masonery enclosure on the top of the earth electrode of overall size 86.36 X 86.36 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 X 35.56 cm with locking arrangement, GI reducer and treatment of soil by using salt & charcoal or coke for plate electrode.

Excavation of soil for installation of Earth Electrode and filling & ramming. For morrum soil

Supplying & fixing earth busbar of copper bar flat 50 mm x 5 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 to earth bus bar incl. S&F copper strip of size 25 X 5 mm in UG trench with necessary connection as per direction of EIC.

Constraction of DG Set Foundation size by 2.5 x 1.4 mtr. (3ft below the ground level and 2.5 ft above the ground level), Ordinary cement concrete mix. 1 : 1.5 : 3 with graded stone chips of 20 mm down pakur variety laying concrete base (1 : 3 : 6) using 40 mm down stone metal & single brick flat solling of picked jhama brick incl. at shuttering work by 25 mm to 30 mm thick wooden plank also, reinforcement with 8 mm tor steel atleast 150 Kg total, this rate are incl. all materials , labour charges & carrying etc. (as per direction of EIC).

S.S.ELECTRICALS

S D ENTERPRISE