Public Works Department Tender

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Public Works Department - PWD Tender

Works
Electrical and Electronics
Eprocure
Opening Date28 Jan 2025
Closing Date24 Feb 2025
Tender AmountRefer Documents 
Notes
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Costs

Summary

Wbpwd/ee/ckhed/enit92/23-242nd Call

Description

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BOQ Items

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Engine Type: 4 Stroke Diesel Engine

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RPM: 1500

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Rated Output : 487 BHP or Higher

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Duty: PRIME

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Cooling: Liquid cooled (EG compleat 50:50)/As per diretion of EIC.

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Cylinder: 6

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Aspiration: Turbo Charged,Charge Air Cooled

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Type of Governer: Electronic

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Fuel Tank Capacity: Minimum capacity 460 Ltrs.

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Fuel Consumption at 75% rated Load with Radiator or Fan: 63 Ltr./ Hr. or Less.

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Fuel Consumption at 100% rated Load with Radiator or Fan: 83 Ltr./ Hr. or Less

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Overload Capacity:10% overload for one hour for every 12 hours continious running at full load or better

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Engine instrument Panel: Consisting of starting switch with Key, Lube Oil Indicator, water temperature Indicator, RPM indicator and hour meter.

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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

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Exhaust Silencer: Residential Type

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Starting system: 12V/ 24 V. starting system complete with starter motor, charging alternator with rectifier and Cutout as per manufacturer standard.

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Battery: Lead Acid, Low Maintenance or SMF and conforming to relevant IS Spec. with Low/High Battery Voltage and Weak Battery warning

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Alternator :

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Make : Stamford/ Leroy Somer.

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Rating: 415 V, 3Ph., 50 Hz.,380 KVA, 1500 rpm.

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Type: Brushless, self excited and self regulated.

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Insulation: Class H.

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Protection: screen-protected drip proof with Min.IP-23 degree of protection.

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RPM: 1500

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Voltage Regulation (max): ±1%.

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Winding connection: Star with Neutral.

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Total Distortion factor: Less than 3%.

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Total Harmonic distortion in output waveform :No load 1.5%,Non distorting balanced load 5%.

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AMF Panel :

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Cubical type floor mounted AMF panel made from 16 SWG Sheet Steel, duly pretreated, powder coated painted by two coats of red oxide as primer and final by synthetic light grey/Siemens grey shade as per IS : 631, and aesthetically finished, suitable for controlling of 380 KVA DG set having following specification/features.

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i) Set of 630 A , EDO type ACB with O/L, S/C, E/F protection and microprocessor based protection release , U/V release etc. as per diretion of EIC. - 2sets

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ii) In Built By-Pass switch for 630A capacity .

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iii) On -delay timer for load change over.

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iv) On-delay timer for engine shut off.

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

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vi) Battery charger complete with voltage regulator, booster selector switch, on-off switch, voltmeter and ammeter for charging the battery from mains. This will be in addition to the battery charging alternator fitted on the engine.

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

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

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ix) Mode selector for setting the panel on Auto/ Man/ Test Mode

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

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Generator voltage/AC Mains voltage.

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Generator Current in all phases

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Frequency

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Power Factor

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Energy

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Indication for alternator supply

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Running time indications number of hours of operation and service intervals, service due indications.

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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.

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Acoustic Enclosure :

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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.

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Base Frame :

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Common iron channel fabricated base frame containing the engine and alternator, mounted on AVM pads and having provision for lifting Hook.

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All materials, equipments & accessories must conform to relavent IS specifications. The DG Set to be supplied must be from the authorized OEM of the respective Engine Manufacturer.

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Neccy. manufacturer's test certificate for Desiel Engine,Alternator etc. Will have to submit in triplicate copy during delivery of the equipment.

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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).

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Circuit Diagram for AMF Panel should be submited from Manufacturer /OEM to the EIC for approval.

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The entire set must be warranted atleast 15 months from the date of Commissioning. However Engine & Alternator should be warranted of 2 years from the date of delivery at the site.

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Making 6000mm x 3000mm x 750mm (300mm below & 450mm above the ground level) RCC finish foundation (ratio 1:2:4) ,total Erection work to setup 380KVA DG set on or above the mentioned RCC basement with the help of modern engineering practices as specific tools & tackles, machineries, man power and Hydra/JCB/or Excavator with proper finishing the above work without any damages in original properties.as per direction of EIC.

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Excavation of soil for installation of Earth Electrode and filling & ramming. For Morrum Soil. [G1:1b]

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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 incl. 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. [G1:2d]

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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 as to GS. [G2:3a]

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Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 50 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 as to GS. [G2:4c]

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Connecting the equipments body to earth busbar incl. S & F 50 mm x 6 mm Galvanized (Hot Dip) MS flat on wall/floor with GI saddle as required and connection to equipments with incl. drilling holes, bolts, nuts,washers etc. [G3:e]

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Supply & Fixing of perforated GI cable tray with perforation not more than 17.5% suspended from ceiling incl. S&F GI connector, 6mm dia MS suspender, bolts & nuts, steel fastener etc. as required of the following size. Incl. Al painting of MS support. With 25x25x3mm angle iron support 300x50x1.25mm (18SWG)

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Supplying & Laying of 2 x 2 x 4C x 240 sqmm (RR/ Havells / Finolex) (Test Certificate to be submitted to EIC) A/Al Cable on existing Cable Tray and binding with suitable size GI wire.

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Supplying & Laying of 2 x 4C x 240 sqmm (RR/ Havells / Finolex) (Test Certificate to be submitted to EIC) A/Al Cable through existing GI Pipe/open masonary trench.

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Supplying & Laying of 2 x 4C x 240 sqmm (RR/ Havells / Finolex) (Test Certificate to be submitted to EIC) A/Al Cable, embedding the cable at an average depth as 100mm and mending good the damages to original finish incl. removing the rubbish as per direction of EIC..

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Supplying & Laying of 2 x 4C x 240 sqmm (RR/ Havells / Finolex) (Test Certificate to be submitted to EIC) A/Al Cable, through an angle iron clamp of 1.5ft length of (50mmX50mmX6mm)vertical member with attahed same size of Horizontal member & supporting member fabriated by nuts,bolts, washers, welding etc. process and fixing on outer wall into the gap by making holes of 2feet with by Galv. 'D' iron clamp & shackle bolt & nuts with attached box clamp & 1 nos. 230x13mm straining screw,1 nos Shackle insulators with galv. Strap .and single coat of primer with double coat of enamel paint as required at the in each structure and mending good the damages to original finish incl. removing the rubbish as per direction of EIC..

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Supply & Laying of following rating Copper Aurmoured control cable, after cutting floor/pavement/wall/ and making holes incl., embedding the cable at an average depth as 100mm and mending good the damages to original finish incl. removing the rubbish. i). 10core 2.5Sqmm

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ii). 2core 6Sqmm.

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Supplying and fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below :

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4C x 240 sq. mm. Al/Aurmoured cable.

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10core 2.5Sqmm Copper Aurmoured cable

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2core 6Sqmm Copper Aurmoured cable

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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 : 4core 240 sqmm cable.

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Finishing of the PVC insulated wire ends by socketting with pin/ ring type copper sockets and insulated tapes etc., including supplying sockets, tapes.

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10core 2.5Sqmm Copper Aurmoured cable.

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2core 6Sqmm Copper Aurmoured cable.

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S&F MS angle iron structure made of (80x80x6)mm / (50x50x6)mm MS angle / flat to support MS pipe, base chair for AMF panel etc Incl painting, welding, making drill hole etc as per GS.

600

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Supply & installation of exhaust gas pipe of 200 mm dia MS black (class B) high temp. color pipe welded incl. all necy heavy duty bend,T,MS Plug supports and MS clamps anti vibration mounting insulation of exhaust system with 50 mm thick mineral wool covered with wire mesh and aluminium cladding & S&F rain protection canopy ( from DG sets to top of the building plus 3mtr or as per CPCB) for 380 KVA DG set as per direction of EIC.

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Painting the 200mm dia MS black pipe by Aluminum paint of two coat over the RO primer. Approved make.

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Wrapping the Exhaust pipe line with Al. sheet high quality with necessary wire mesh & 50mm thick glass wool.as per direction of EIC.

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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.

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Supply, transporation & pouring of HSD fuel including loading & unloading.

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S&F 2 Kg capacity Gas pressure (DPC) fire extinguisher on wall by suitable size of iron bracket (Make - Fire Shield / Surex)

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S&F 9 ltr. Capacity round fire bucket with iron hook and duly filled up by sand.

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Supply & delivery of 200 ltrs. Capacity heavy gauge MS sheet barrel with MS angle made support stand.

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Supply & delivery of best quality electronic oil barrel pump with 1"(25.4mm) dia PVC flexible pipe (15' ft. approx.)

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The Defect Liability Period (DLP) for the work is 01 (One) year to be counted from the date of completion of the work.

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TERMS & CONDITIONS

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(i) Rate should be quoted inclusive of all applicable taxes and Duties including GST.

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(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.

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(iii) Nacessary manufacturer's test certificate for Desiel Engin, Alternator etc. Will have to submit in triplicate copy during delivery of the equipment.

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(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).

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(v) Circuit Diagram for AMF Panel must be submited from the Manufacturer / OEM.

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

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Rate should be quoted incl. of all taxes and cess.

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Defect Liability period : 1 year

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