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Public Works Department - PWD Tender
Electrical Generators And Transformers
Electrical and Electronics
Eprocure
Opening Date28 Oct 2024
Closing Soon27 Nov 2024
Tender AmountRefer Documents
Costs
EMD
₹ 30,000Document Cost
Refer DocumentsTender Fee
Refer Documents
Summary
Supply And Installation Of Sound Proof Generator With Allied Electrical Works At Hostel Building Of Gnm Training School, Jhargram Govt. Mch Under Rattierer Sathi Project
Description
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Contact
Tender Id
2024_WBPWD_758477_2Tender No
WBPWD/EE/JED/eNIQ24/2024-25Tender Authority
Public Works Department ViewPurchaser Address
-Website
http://http://wbpwd.gov.in/
GEM & Bid Advisory Services
Get portal registration, tender bidding, product/service listing or vendor/MSME certification services at a nominal cost
Documents
BOQ Items
Engine Type : 4 Stroke Diesel Engine
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Rated RPM : 1500, Overspeed trip (RPM) : 1650
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Gross engine Power (HP) : 74.1 BHP or Higher
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Duty : PRIME
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Aspiration / Cooling : TCAC
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No. of Cylinders / Arrangement : 3 / inline or higher
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Governor type / DG Perfomance Class : Mech / G2⁽¹⁾
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Air cleaner type / Qty : Dry / 01
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Fuel Tank Capacity : Minimum capacity 105 Ltrs.
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Fuel Consumption at 75% rated Load with Radiator or Fan : 10.10 Ltr./ Hr. or Less
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Fuel Consumption at 100% rated Load with Radiator or Fan : 13.50 Ltr./ Hr. or Less
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Overload Capacity : 10% overload for one hour for every 12 hours continuous 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 over speed 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 Specification with Low/High Battery Voltage and Weak Battery warning
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Alternator
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Make : Stamford/ Leroy Somer/ Crompton Greaves
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Rating : 415 V., 3Ph. 50 Hz., 57 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, Current (3P) (Amps) : 86.95
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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 : 5%
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AMF Panel
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Cubical type floor mounted AMF panel made from 14 SWG Sheet Steel, duly pretreated, powder coated painted and aesthetically finished, suitable for controlling of 57 KVA DG set having following specification/features.
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i)2 No. 100 A AC1 duty, 4pole power contactor and U/V release etc. [make: ABB, Legrand, Schneider]
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ii) 2 Nos. 100 A, 3pole, 50 KA MCCB with microprosser based LSIG protection. [make: Legrand]
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iii) In Built By-Pass switch for rated capacity
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iv) On -delay timer for load change over
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v) On-delay timer for engine shut off
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vi) Engine On-Off switch (Push button type)
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vii) 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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viii) 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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ix) 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 acoustic enclosure must be certified as per CPCB-IV 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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Supply & delivery and pouring including transportation of HSD oil
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Supply & laying 2.5 sq. mm. 10 core multi core multistrand PVC insulated flexible Cu cable in uPVC / GI pipe from DG to separate AMF panel. [Gloster/ Polycab/KEI / Havells/RR Kabel] [Bidder should visit the site]
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Supply & laying of 1.1KV grade 35 sq. mm. single core multistrand PVC insulated flexible Cu cable from earth electrode to neutral earth busbar and from earth busbar to neutral point as required incl. finishing the ends as required (for neutral earthing) [Gloster/ Polycab/KEI/ Havells/RR Kabel] [Bidder should visit the site]
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Extending the exhaust system with Supply & installation of MS 75 mm dia 5 mm thick MS pipe with covering of glass wool insulation and wrapping of 24 swg Al sheet of suitable size dia with necessary holding & hanging structure arrangement from ceiling/ wall with 5 mm thick ms conical shape canopy arrangement for rain water protection on top. internal pipes should be welded with each other & necessary providing of MS bend of same dia with wrapped and fabricated as per internal pipe lying with necessary asbestor rope of 18 mm dia thoroughly wrapped on MS pipe over that glass wool covering as per direction of EIC [Bidder should visit the site]
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Supply & Installation of suitable industrial shed (4mm thickness) having dimension of 5.5 mtr(L) x 4.5 mtr(W) with 06 no 65mm dia ISI-M pipe structure (vertical) and 32mm x 32 mm MS iron frame (shed structure) with 760 x 600 x 600 mm RCC muffing for each pipe (above 3 ft from the highest point of DG Set) as per direction of EIC. [Bidder should visit the site]
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Covering the foundation for AMF panel area with suitable fibre shed (4mm thickness) with suitable hinged door for access incl locking arrangements. Supprts should be made by S&F 32 mm MS angle frame (as per direction of EIC) [Bidder should visit the site]
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Construction of foundation suitable for erection of the 57 kVA DG set as per manufacturer standard specification with Ordinary cement concrete mix. 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 10 mm dia steel TMT bars atleast 200 KG total , this rate are incl. all materials , labour charges & carrying etc. (suitable for 57 KVA DG set). Including Bricks stair of (3 steps atleast). (step height 6inch, wedth 4.5 feet)- 2 Sides as per direction of E-in-Charge and manufacturer recommendation.[Bidder should visit the site]
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Terms & Conditions
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(i) Rate should be quoted inclusive of all applicable taxes and Duties etc.
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(ii) All materials, equipments & accessories must conform to the relevant IS specifications. The DG Set must be supplied from the authorized OEM of the respective Engine Manufacturer.
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(iii) Necessary manufacturer's test certificate for Diesel Engine, Alternator etc. Will have to be submited in triplicate 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 the competent Authority (As per CPCB-IV).
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(v) Circuit Diagram for AMF Panel must be submitted from the Manufacturer/OEM.
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(vi) 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.
Vii) During warrenty period if any discripency occurs regarding performance of the DG set that has to be attended within 24 Hrs. sharp
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Supply & laying of 1.1KV gr 4 core 35 sq. mm. XLPE/Ar. Al. conductor cable (Make : Polycab /KEI/Havells) as to G.S.
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a) Laying in UG trench.
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b) Laying through floor/wall
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Earthing with 50mm. dia GI pipe (TATA - Medium) x 3.64 mm thick x 3.04 mtr. Long & 1 x 4 SWG GI (Hot dip) wire (4 mtrs. Long) with nuts, bolts & washers etc. as per GS (4 nos. for DG set)
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Excavation of soil for installation of Earth Electrode and filling & ramming.
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For Morrum Soil
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Supply & fixing of black PVC heat shrink sleeve for covering the 25 x 6 mm. GI flat.
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Supplying and fixing compression type gland complete and finishing the end of following cable as per GS
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a) 4 core 35sq.mm.
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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. from earth pit to DG set.
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Supplying and fixing 415V, 125 A TPN on load front
operated Changeover switch with Sheet Steel
enclosure on angle iron frame on wall with nuts
bolts etc(L&T) with cable end box.
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Supplying & fixing medium gauge GI Pipe ( ISI-Medium) Protection with necessary fittings and jointing metarials as required 80 mm dia for cable protection
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