The West Bengal Small Industries Development Corporation Limited Tender
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The West Bengal Small Industries Development Corporation Limited - WBSIDCL Tender
Civil And Construction
Eprocure
Opening Date4 Dec 2023
Closing Date18 Dec 2023
Tender AmountRefer Documents
Costs
EMD
₹ 45,000Document Cost
₹ 1,180Tender Fee
Refer Documents
Summary
Wbsidcl/31 Elec Of 2023-24 Sl 1
Description
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Contact
Tender Id
2023_MSMET_614298_1Bid Award Id
ViewTender No
NIEQ 31 (ELEC) OF 2023-24Tender Authority
The West Bengal Small Industries Development Corporation Limited ViewPurchaser Address
-Website
http://https://wbtenders.gov.in/
GEM & Bid Advisory Services
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Documents
BOQ Items
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Withstanding Voltage : 1000V
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Operating Frequency range : 47.5 - 52.5 Hz With range for grid
voltage and frequency parameters
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Enclosure
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Laying of 4 core 10 sqmm cable on wall/surface incl. S & F MS saddles with making holes etc. as necy. mending good damages and painting. (Without earthing attachment 10 SWG GI)
200
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Module frame: Non-corrosive and electrolytically compatible with the mounting structure compatible with the mounting
structure
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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 : 4 Core 10 sqmm.
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With standing Temperature : 100 degree C
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Earthing Provision : Terminal blocks will have to be provided for Earthing
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S & F other accessories are as follows.
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Salt Mist Corrosion Testing As per IEC 61701
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Design Factor of Safety: 1.5
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c) Adequate spares and manpower for ensuring least downtime of an individual system.
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Fuse with fuse holder
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Rating : Current: Minimum 1.25 times the rated short-circuit current of the series string
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The footing base of the structure should be painted by good quality (IS approved) water proofing bituminous paint.
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Type : Aluminum
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Degree of Protection : IP 42/43
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Instrumentation: Input Voltage & Current, Output Voltage & Current, Frequency.
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Type: Mono crystalline silicon Cell
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Installation, Testing and commissioning including Transposition charges.
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a) Temperature: 450 ± 2°C
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Panel tilt angle: North-south orientation with a fixed tilt angle
depending on the location. The tilting angle range in Karakal will be 10.5 to 11 degrees, south facing.
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Supply & fixing GI (Hot Dip) strips 25 mm x 6 mm thick for horizontal run on the Parapet/Roof/ Wall with GI Saddles 1100 mm apart incl. mending good the damages to building works
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Degradation warranty: =90% of design nominal power after 12 years, =80% of design nominal power after 25 years.
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S & I Hot dip galvanized MS Structured for mounting of about 47 nos. SPV Modules with galvanization thickness of minimum 85 micron as per following specification. (as per approved drawing)
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Insulation: PVC
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Accessories mounting arrangement : DIN Rail or as Suitable
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Supply & fixing of GI (Hot Dip) strips 25 mm x 6 mm thick for vertical run on wall with GI saddles spaced not exceeding 1000 mm apart incl. mending good damages to building work
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Compliance with standards abd codes :
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Laying of 4 core 10 sqmm cable through existing GI Pipe.
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Regulation : Maximum 5% against input voltage and load variation
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Cable gland : Earthling cable entry
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b) The suppliers should provide generation data on annual basis for the initial 2 years. The security money will be released based on performance of the plant in respect of generation
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Rating :3 Ø with Neutral, 415V 16A
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MCB
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Type of Fixing: Wall Mounted
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Make: : As per Indian Standard according to MNRE standard as approved by EIC
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S/I in position approved make dry chemical powder fire extinguisher of following capacity complete with chromium plated gun metal union (cap), fitted with braided hose and open nozzle with initial charge of dry chemical powder and gas as (Make approved by EIC)
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Grid Acceptable Range : AC Voltage +/- 17%, +/- 3
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GI bucket as per IS, capacity 9 Ltrs filled with sand. (Fire Shield/ Minimax Make as approved by EIC).
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Standard: IS 1554
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f) Wm, Im, Vm and FF for the module
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To be given for standard test conditions (STC). I-V curve of the sample module should be submitted.
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S & Laying of suitable size of wires & Cables including Wiring materials as per following specification. For dc cable ; suitable size of tinned annealed standard flexible copper conductor as per IS 694 (Make: As per Indian Standard according to MNRE standard).For ac cable : 1.1 KV, excellent resistance to heat, fire, oil,coil,abrasion,UVradiation,armoured /unarmored as per requirement standard flexible copper/armored AL. PVC insulated as per following specifications. .(Make: : As per Indian Standard according to MNRE standard as approved by EIC)
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Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size as below on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages: No. 4 SWG
158.87
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Breakdown/Corrective Maintenance: Whenever a complaint is lodged by the user, the bidder shall attend to the same within a reasonable period of time of 48hours and in any case the breakdown shall be corrected within a period not exceeding 72hours from the date of complaint.
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Access for panel cleaning and maintenance: All solar panel
must accessible from the top for cleaning and from the bottom for access to the module-junction box.
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Type : Sheet Steel, Powder coated. Horizontal / Vertical Enclosure dust and Vermin proof
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Mounting arrangement for metal sheet roofs Mounting directly on the sheet metal, ensuring stability and wind withstanding capacity, or penetrating the sheet metal and fixing to the sub- structure, ensuring that the roof remains water proof and ensuring stability and wind withstanding capacity.
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Minimum distance between roof edge/fence and mounting structure: 600 mm to 1000 mm as approved by EIC as per site condition.
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b) Name of the Manufacturer of Solar cells
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Bolts, nuts, fasteners, panel mounting clamps : Stainless steel SS 304
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AC Cable
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PVC insulated cables for working Voltages up to & including 1100V - IS 694/IS 1554
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d) Country of origin
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Power Switching : High Efficiency IGBT
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Efficiency: = 18%
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IEC 61215/ IS 14286, IEC 61730 Part 1 and 2
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Five (5) years Annual Maintenance as per follows.
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Supply, Installation, Testing and Commissioning of 16 KWp grid connected power plant.
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Power Control : Phase controlled pulse width modulation
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No load losses : less than 1% of Rated output
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Potential Induced Degradation(PID) Test :Modules with PID testing certificate at following test conditions or better:
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Structure material : Aluminium alloy 6063-T6 with an L-angle profile size of not less than 50 x 50 x 6mm and U-profile channels of not less than 33 x 33 x 3 mm.
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a) Name of the manufacturer of PV Module
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Origin : Manufactured in India
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c) Relative humidity: 70%
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h) Date and year of obtaining IEC PV module qualification certificate
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S/I in position approved make carbon dioxide 4.5 Kgs capacity
fire extinguisher, made of high pressure with wheel type valve with one meter long braided high pressure discharge hose (Make approved by EIC)
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Power factor of the inverter :. 0.98 at nominal power
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For further technical details of Item no.-1.09 to 1.11 please refer to "Technical Specification of SPV Modules"
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S & F Mono crystalline Solar PV Module of 540 Wp + having about 72 cells suitable for 16 KWp power plant as per the following specifications (Make: IEC certified according to MNRE standard as approved by EIC) The SPV Module must be tested, approved & certified by any one of the IEC authorized test centers.
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Internal Consumption Night : 1.5 Watt
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Supplying and fixing 415V 32A TPN Main Switche in Sheet steel enclosure with fuse on angle iron frame on wall. (Make According to MNRE standard
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Total output power (AC) : To match solar PV plant capacity
while achieving optimum system effiency (DSP Band inverters to ensure higher efficiency)
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Termination box: Thermo-plastic, IP 66, UV resistant
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S & Fixing PV Array Junction Box (AJB) IP65 withstand voltage
1000VDC, as per following specifications incl. necessary connection and earthling attachment. (Make as approved by EIC)
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Cable Entry and Exit connector type : MC4(PV Array String cable)
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Nominal frequency : 50 Hz
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b) Negative Voltage of 1000 volts
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Connectivity arrangement i.e; connection of net metering
system as follows with local DISCOm network and coordination with DISCOm as stated below.
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Maximum point (MPPT) tracking : Yes
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Conductor: Tinned annealed stranded flexible copper
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Distribution wiring in 1.1 KV single core stranded 'FR' PVC insulated & unsheathed copper wire (Brand approved by EIC) in 25 mm size PVC rigid conduit (Precession make or equ. as approved by EIC) 'FR' incl. necy.fittings as required: 4 x 6 sq.mm + 2 x 4 sq.mm ECC.
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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.
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a) Adequately trained manpower, specifically trained by the bidder for carrying out the service activities
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Position : Bottom at cable entry and exit
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Make: As per Indian Standard according to MNRE standard
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Bus Bar
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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 as below
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Type: Armored or Unarmored as per requirement
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Earthing Provision: Terminal Blocks will be provided for Earthing
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Mounting arrangement for ground installations: With removal concrete ballast made of pre-fabricated PCC (1:2:4), M15, assuring enough ground clearance to revent damage of the module through water, animals and other environmental factors.
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Humidity : 0 - 95% Rh
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Type : 4 Pole
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Construction: Excellent resistance to Heat, Fire, Oil, Cold, Water,
Abrasion, UV radiation
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RF Identification tag data :
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Indicator : Provided
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Operating ambient temperature range: - 10 degree C to + 60 degree C
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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 : 4 core 10 sq.mm
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Number of Strings entry : As may be required
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Accessories mounting arrangement : As suitable
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Status Indication : Input, Output, Inverter (On/Trip/Fault/Off)
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Extra for treatment of soil by using salt & charcoal or coke for plate electrode.
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Position : Positive and negative terminal for each series string
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Preventive/Routine Maintenance: This shall include activities such as routine checking the health of the SPV Power plant, tightening of all electrical connections, changing of tilt angle of module mounting structure and any other activity that may be
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General Test & Measuring Methods - IEC 61427
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Fault Indication : Visual indication with blinking super glowing LED audio
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Fill factor: = 70%
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Maximum Roof space utilization : 12 sqm / kwp for true south
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i) Name of the test lab issuing IEC certificate
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Degree of Protection : IP65
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Built - in Protection :i. Input over voltage
ii. Reverse-polarity protection
iii. Reverse current to PV array protection, over voltage,
iv. Under voltage protection
v. Over current
vi. DC inject protection to grid
vii. Over current
viii. Over and under grid frequency protection
ix. Anti-Islanding protection (As per VDE 0126-1-1/IERC 60255.5 or equivalent standards. Testing as per IEC)
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S & F 15 KW, 3-phase, 415 VAC adjustable up to (+ 12.5%,- 20% VAC), 50 Hz AC Grid-Tied Inverter of following specifications and as required necessary connection and earthing attachment. (Make- IEC certified according to
MNRE standard as approved by EIC) having the following specification:
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Cable Entry and Exit
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Module minimum rated power The nominal power of a single PV module shall not be less than 375Wp.
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j) Other relevant information on traceability of solar cells and module as per ISO 9000 standard
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Installation: The structure shall be designed for simple mechanical on-site installation. There shall be no requirement of welding or complex machinery at the installation site.
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Self commutated IGBT base invertors with pulse width modulation invertor on/off Switch to be provided
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S & Macking of necessary concrete foundation column for module mounting structure as mention below
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Total harmonic distortion : Less than 3 %
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RF Identification tag for each solar module: Yes. Must be able to
withstand environmental conditions and last the lifetime of the solar module
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Conductor: Stranded flexible Copper /Armored aluminum
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Insulation: PVC
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Power output rating :
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Degree of Protection: IP65
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Cooling : Fan forced
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Wind velocity withstanding : capacity 120 km / hour
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RFI : To minimize the both conducted and radiated RFI emissions
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Dielectric strength : 1.1 KV between input/output with ground with EMI protections & 1.5 KV between input and output
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Danger Board of Size 200 mm x 300 mm
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Blocking diodes : Schottky type Each PV module must contain 3 nos. of Bypass diodes
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Rated Voltage : 1.1 KV
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Rating : 415V, 16A
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Operation AC voltage: Three phase 415 V ( + 12.5%, -20 %)
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Number of independent MPPT inputs : Minimum 3 nos
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Surge rating : 150% of rated output for 30 seconds
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Mounting arrangement for RCC flat roofs : With removable concrete ballast made of pre-fabricated PCC (1:2:4), M15
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PVC insulated cables for working Voltages up to & including 1100V, UV resistant for outdoor installation - IS/IEC 69947
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a) Type Test Certificates shall be provided for the solar modules and the solar grid inverters to provide evidence of the complience with standards as specified this Technical Specification. Client reserves the right to ask for additional test certificates or (random) tests to establish compliance with
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Input DC voltage range: 200V - 950V
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Mounting arrangement for elevated structure: The elevated structure has to be securely anchored to the supporting surface. Concrete foundation of appropriate weight and depth for elevated structure direct mounted directly on the ground bolted with anchor bolts of appropriate strength for elevated structures mounted on RCC surface.
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Earthling Provisions : AC bypassing to earth on Inverter and DC
inputs
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Supply of 1100 Volt grade 4 core 10 sq.mm Aluminium Conductor, XLPE Insulated, Armoured Power Cable. (Make According to MNRE standard approved by EIC)
250
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g) Unique Serial No and Model No of the module
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S & F Lightning Conductor Air Terminal made of 20 mm dia 1000 mm long GI pipe (ISI Medium) having five discharge prongs of 4 SWG GI (Hot Dip) wire at top duly soldered with 7/16 stranded GI (Hot Dip) wire and 85 mm dia 6 mm thick GI base plate at bottom incl. necessary holes etc. complete duly grouted on the parapet etc. in CC mortar ( 4:2:1).
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Standard : IS 694
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DC Cable
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Make : : According to MNRE standard as approved by EIC
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d) Test period: 96 hours
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Material: Polycarbonate
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Supplying & fixing 32 mm dia medium gauge GI Pipe ( ISI- Medium) Protection with necessary fittings and jointing metarials as required. (Make approved by EIC)
290
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Type: Glass fuse, for PV use only
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For Net metering system: The existing service connection energy meter is to be replaced by the distribution licensee with a bidirectional energy meter of the same accuracy class as the existing service connection meter. If the existing service connection meter is already programmed for bidirectional energy recording there will be no need of replacing the matter.
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e) I-V curve for the module
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Evaluation Notes How It Works ?
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