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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹12.5 LAccepted-AOC 5 KARUNAMOYEE GHAT ROAD HARIDEVPUR KOLKATA 82 | KOLKATA | KOLKATA | WEST BENGAL | 700082 | L1 | Accepted-AOC L1 bidder | |
| 2 | L2₹14.6 L+₹2.1 L (16.5%)Rejected-Finance | L2 | Rejected-Finance Higher bid | |
| 3 | L3₹15.9 L+₹3.4 L (26.9%)Rejected-Finance | L3 | Rejected-Finance Higher bid | |
| 4 | L4₹22.7 L+₹10.1 L (80.9%)Rejected-Finance WEBEL IT PARK 1ST FLOOR ROOM 105 TARATALA INDUSTRIAL ESTATE P1 TARATALA ROAD OPP BRACE BRIDGE RLY STATION KOLKATA WEST BENGAL 700088 | KOLKATA | WEST BENGAL | 700088 | L4 | Rejected-Finance Higher bid |
Tender Value
₹16.9 L
EMD Value
₹33,762
Closing Date
1 Dec 2021, 1:00 pmClosed
EE, South 24 Pgs Elect Divn
57/2 DH Road Kolkata - 23
Installation of Servo Voltage Stabilizer, UPS and Silent Diesel Generator in the establishment of DDF (M and P), Pailan, South 24 Pgs.
2021_WBPWD_351000_1
WBPWD/EE/S24PED/eNIT19/21-22
Open Tender
ELECTRICAL WORKS ORG
Item Rate
15 days
Diamond Harbour
Please refer Tender documents.
3 documents required · 3 mandatory
₹33,762
South 24 Pgs Elect Divn
7 Apr 2022
17 Nov 2021
3 Dec 2021
17 Nov 2021
1 Dec 2021
23 Nov 2021
22 Nov 2021
Amount
PART A: SITC of Silent Proof Diesel Generator Set.
SITC of 30 KVA, 415V, 50Hz, 3Phase silent new DG Set, comprising of Engine, alternator, separate AMF panel, Base frame, Fuel tank, Battery, CPCB-II approved Engine & Acoustic Enclosure incl 100 ltr diesel oil having following specifications
ENGINE
Make : CUMMINS / KIRLOSKAR / GREAVES POWER / MAHINDRA & MAHINDRA LTD. / ASHOK LEYLAND / EICHER(VECV)
Engine Type : 4 Stroke Diesel Engine
Rated Output : 42 ВНР or Higher
Duty : PRIME
Cooling : Water cooled with radiator
Cylinder : 4
Aspiration : Turbo Charged
Type of Govemer : Electronic
Fuel Tank Capacity : Minimum capacity 75 as per manufacturer's standard Ltrs.
Fuel Consumption at 75% rated Load with Radiator or Fan : As per Manufacturer's standard 5.9Ltr./ Hr. or Less
Fuel Consumption at 100% rated Load with Radiator or Fan : - As per Manufacturer's standard 7.4 Ltr./ Hr. or Less
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 Water Temp, warning/ Shutdown, Sensor failure Indicator, Engine over speed indicator, Battery charging and low battery indicator
Exhaust Silencer : Residential Type
Starting system: 12V 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 / KEC / CG / LEROY SOMER / LEY POWER
Rating : 415 V., 3Ph. 50 Hz., 30 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 16 SWG Sheet Steel, duly pretreated, powder coated painted and aesthetically finished, suitable for controlling of 30 KVA DG set having following specification/features.
i) 80A , MCCB with O/L, S/C, E/F protection and microprocessor based protection release , U/V release etc. -2 sets (L&T/Siemens/ABB)
ii) In Built By-Pass switch for rated capacity
iii) On -delay timer for load change over
iv) On-delay timer for engine shut off
v) Engine On-Off switch (Push button type)
vii) Minimum five number indicating lamps to indicate 'mains ON', 'load on mains', Set running', 'load on set' and 'battery charger on'.
viii) 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.
Generator voltage/AC Mains voltage.
Generator Current in all phases
Frequency
Power Factor
Energy
Indication for alternator supply
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 acoustict enclosure must be certified as per CPCB-II 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) Rate should be quoted inclusive of all applicable taxes and Duty etc.
(ii) All materials, equipments & accessories must conform to relevant IS /IЕС specifications. The DG Set to be supplied must be from the authorized OEM of the respective Engine Manufacturer.
(iii) Necessary manufacturer's test certificate for Diesel Engine, Alternator etc. Will have to submit in triplicate copy during delivery of the equipment.
(iv) Copy of "Type Approval Certificate" and Certificate of "COP" must be produced at the time of delivery issued from competent Authority (As per CPCB-II).
(v) Circuit Diagram for AMF Panel must be submitted from the Manufacturer / OEM.
(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.
Making Brick foundation and R.C. casting having size following & making neat cement finish after plastering for installation of D.G. Set as per direction of E.I.C.
2650 mm x 1400 mm x 900 mm for installation of 30 KVA D. G. Set as per direction of E.I.C.
S & F M.S Exhaust Pipe of 100 mm dia. including connection with existing silencer and S & F Bend, flange, nuts, bolts and washers and necessary fixing materials as required including making necessary welding.
S & F MS Exhaust Pipe of 65 mm dia. including connection with existing silencer and S & F Bend, flange, nuts, bolts and washers and necessary fixing materials as required including making necessary welding
S & F type most heavy support structure made of 75 mm x 50 mm x 6 mm channel on both side at a height of 5 mtr bottom of which grouted underground by concreate foundation cross supported with 50 x 50 x 6 mm angle horizontally at 4 points for 100 mm (Horizontal run) exhaust pipe from D.G Set to nearest building outside wall.
S & F rain protection canopy
Making insulation by 2” Fire Proof PU Foam as per direction of the EIC.
100 mm dia Exhaust pipe
65 mm dia exhaust pipe
Residential type silencer
Supply & Delivery of 1.1 Kv grade 4 Core 35 sq.mm. XLPE/PVC Ar. AL Cable (Havels/Crystal/Gloster).( For 30 KVA DG )
Laying of cable from 3/3½ core 35 sqmm to 50 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making holes etc. as necy., mendinggood damages and painting
Laying only Cable upto 50 sqmm through existing RCC/Hume/ GI Pipe/open masonary trench for single, 2, 3, 3½ & 4 core
Laying of one No. cable upto 35 sqmm in underground trench 460 mm wide x 760 mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per metre, including filling the space between the brick & cable and also the trench with shifted soil, leveling up and restoring surface duly rammed
Laying of cable as below, after cutting floor/pavement/wall/ and making holes incl., embedding the cable at an average depth as below and mending good the damages to original finish incl. removing the rubbish From 2.5 sqmm to 35 sqmm at an average depth of 75 mm in floor/pavement/wall etc.
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
b) 4 Core 35 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
b) 4 Core 35 sq.mm
Excavation of soil for installation of Earth Electrode and filling & ramming
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 By ISI-Medium GI pipe.
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 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 (GI flat joint must be electric welding)
Supply & fixing earth continuity contactor by 40mm X 6mm GI flat on wall floor with GI saddle & insulating the same by 1layer of PVC Hitsink tube for neutral DG earth (GI flat joint must be electric welding)
Supplying & fixing medium gauge 65 mm Dia GI Pipe ( ISI-Medium)Protection with necessaryfittings and jointing metarials as required
Supply & laying 1.1KV grade ISI marked 25sqmm single core standard copper wire for DG neutral earth make: Mescab / Havells/ KEI
Laying of cable as below, after cutting floor/pavement/wall/ and making holes incl., embedding the cable at an average depth as below and mending good the damages to original finish incl. removing the rubbish. Above 35 sqmm to 95 sqmm at an average depth of 100 mm in floor/pavement/wall etc.
PART B: Supply & Installation of UPS & Voltage Stabiliser
Supply & Installation of 3 Phase 10KVA IGBT BASED ON-LINE UPS SYSTEM WITH INBUILT ISOLATION TRANSFORMER.The following specification are given below: Capacity:10KVADC Input:336V3 PHASE INPUT, AND 3 PHASE OUTPUT, AC Input Voltage: 300 - 460V AC,4 Wire Three PhaseInput Frequency 50 Hz +/- 10%Output : 415 V AC ± 1 %, 3Phase Waveform Sine wave Harmonic Distortion Less than 3% Efficiency >93%Power Factor 0.8 laggingEXTEDED BATTERY BACK UP FOR 30 MINUTES for the one unit of UPS SMF BATTERY OF EXIDE MAKE:28 NOS 12V, 26 AH SMF BATTERY WITH TERMINALS, incl.INTER CONNECTION CABLE, OPEN TYPE RACK . (Make:- Luminous/Genus Power /Numeric/Switching AVO/GPtronics) Protection : Input and Output over voltage and under voltage, Output Overload, output short circuit, battery Low trip etc. If the UPS shuts down after permissible or deep discharge, it should switch on automatically after mains power restoration. Backup 30 Minutes on Full Load. VAH (10000Ah minimum) Ups Must Have Soft start capability & Internal backfeed protection Warranty must be for three years after installation (specify clearly). •The UPS should meet the relevant BIS Standards specifications. Please provide a copy testing certificate from BIS approved testing bodies. : Safety (CB certified) IEC 62040-1, IEC 60950-1EMCIEC 62040-2PerformanceIEC 62040-3 Warranty 3 Years for UPS and batteries
Supply & Installation of Single Phase 5KVA IGBT BASED ON-LINE UPS SYSTEM WITH INBUILT ISOLATION TRANSFORMER.The following specification are given below: CAPACITY 5 KVA, 1 PHASE DC Input:180 V 1 PHASE INPUT, AND 1 PHASE OUTPUT,AC Input Voltage: 170 - 270V AC, Single PhaseInput Frequency 50 Hz +/- 10%Output : 230 V AC ± 1 %, 3PhaseWaveform Sine wave Harmonic Distortion Less than 3% Efficiency >93%Power Factor 0.8 lagging EXTEDED BATTERY BACK UP FOR 30 MINUTES for the one unit of UPS in SMF BATTERY OF EXIDE MAKE:20 NOS 12V, 26 AH SMF BATTERY WITH TERMINALS, INTER CONNECTION CABLE, OPEN TYPE RACK(Make:- Luminous/Genus Power /Numeric/Switching AVO/GPtronics) Protection : Input and Output over voltage and under voltage, Output Overload, output short circuit, battery Low trip etc. If the UPS shuts down after permissible or deep discharge, it should switch on automatically after mains power restoration. Backup 30 Minutes on Full Load. VAH (10000Ah minimum) Ups Must Have Soft start capability & Internal backfeed protection Warranty must be for three years after installation (specify clearly). •The UPS should meet the relevant BIS Standards specifications. Please provide a copy testing certificate from BIS approved testing bodies. : Safety (CB certified) IEC 62040-1, IEC 60950-1EMCIEC 62040-2PerformanceIEC 62040-3 Warranty 3 Years for UPS and batteries
PART-C: SUPPLY & INSTALLATION AC SERVO CONTROLLED VOLTAGE STABILIZER and allied EI work
Supply & Installation of 1 Phase 5KVA General Specification of the Voltage Stabilizer. Capacity : 5 KVA 1 Phase Input : 160 - 280 V AC Output : 230 V AC± 1 % Input wave from : Sinusoidal Total Distortion : Less then 5% ( necessary for 1% regulator ) Supply Frequency : 47 – 53 Hz Load power factor : 0.8 Lag to Unity. Wave from Distortion : Nil Effect of load Power : Speed of correction : Up to 25 V/ Sec Output Regulation : ± 1 % Cooli ng : Natural Air Cooled. (Make: SEN & PANDIT ELECTRONICS PVT LTD/Microtek/APC/V-Guard/Numeric/Switching AVO)
Supplying and Drawing 1.1 KV single core stranded 'FR' PVC insulated & unsheathed single core stranded copper wire (Brand approved by EIC) of the following sizes in the prelaid polythene pipe and by the prelaid GI fish wire and making necy. connection as required
3 x 22/0.3 (1.5 sq.mm)
2 x36/0.3(2.5 sq.mm) +1 x22/0.3(1.5 sq.mm)
2x56/0.3 (4 sqmm) + 1x36/0.3 (2.5 sqmm)
2x84/0.3 (6 sqmm) + 1x56/0.3 (4 sqmm)
Supply & Laying 1.1 KV. Gr. 4 Core 35 sqmm. XLPE Al. Ar. Cable surface on wall as to G.S. (Make-Gloster/Havells) ( from DG Panel to 4 way VTPN)
Supplying and fixing 4 core 35 sq.mm compression type gland & Finishing the cable ends of following XLPE/PVC armoured cables as per PWD schedule.
Supplying & fixing sheet metal (16 SWG) Iron Clad Busbar chambers on angle iron frame on wall, incl.earthing attachment and painting as required & 100A capacity copper bar size of (4 x 15 x3 mm) install in the busbar chamber as per G.S.
Supply & Fixing 240 V 6 A Piano key type switch (Brand approved by EIC) on existing sheet metal switch board having bakelite/perspex top cover by screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required.
Supply & Fixing 240 V 16/20 A Piano key type switch (Brand approved by EIC) on existing sheet metal switch board having bakelite/perspex top cover by screws after making housing for switch by cutting bakelite/perspex cover and making necessary connections as required.
Supply & Fixing 240 V, 6A plug socket (Brand approved by EIC), without switch & plug top, on existing sheet metal switch board with bakelite/perspex top cover by screws after making housing for plug by cutting bakelite/perspex top cover and making necy. connections with PVC wire and earth continuity wire etc.
Supply & Fixing 240 V, 20 A plug socket (Brand approved by EIC), without plug top and switch, on existing sheet metal switch board with bakelite/perspex top cover by screws after making housing for combined plug switch by cutting bakelite/perspex top cover and making necy. connections with PVC wire and earth continuity wire etc.
Supply & Fixing 36/40W fluorescent tube light for changing of existing defective single/ twin fittings.
Supply & Fixing 440V, 63Amp TPN SFU open execution (LT make) with 3 nos. HRC against damaged ones.
Supply & Fixing 230V R.Y.B. LED indicator lamp -(SIEMENS/L&T)
Supply & Fixing of 250V, 25W LED street light fitting (Make-Crompton make/Equivalent Philips make, Model- ASTRA, Cat no-LSTS-25-CDL) on Arm bracket at existing 6 mtr pole.
Dedicating Copper Earthing Installation for instrument safety: Earthing with Copper plate (610x610x3mm size) having weight of 9.84 Kg and 1 No. 25x5mm Copper strip (3.20 mt long) & 1 no. 6 sqmm PVC insulated stranded Copper wire (4 Mt long) incl. S & F 15 mm 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 86.36x86.36x46cm 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 36.56x35.56cm 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
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.
Extra for treatment of soil by using salt & charcoal or coke for plate electrode.
Supply & Fixing of 15 mm dia GI pipe Protection(ISI-M)
Supplying & fixing earth busbar of Copper of size (25 mm x 6 mm) on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with brass bolts, nuts, washers, spacing insulators etc. as required.
Supply & Drawing 1.1KV grade 1x6sqmm single core bare Copper conductor through 20mm rigid conduit 'FR' (Precesion Make)
Supply & Fixing of 20mm PVC rigid conduit 'FR' (Precesion Make)
Note: 1) All the above rates should be quoted inclusive of all taxes & duties, District charges, Riverine charges and LWC as applicable, with cost of maintenance, servicing, supply & replacement of spares for 3 (three) years from the date of commissioning. 2) Total is rounded off to the nearest rupees.
JAYBEECO
M/S N. C. HORE
RN ELECTRO POWER PVT. LTD.
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