WB-PANCH/02/ANG-I/2025-2026-1

Module- 74 WP ( ERTL and Flash Tested) I. The PV module shall contain crystalline silicon solar cells and must have a certificate of testing conforming to IEC 61215 Edition II. The power output of the module(s) under STC would be a minimum of 80 Wp at a load voltage* of 16.4 ± 0.2 V III. The open circuit voltage* of the PV modules under STC would be 21.0 Volts IV. The module efficiency would be 14.5% V. A bird spike shall be provided to avoid bird sitting on the solar module at the highest point of the array/module structure VI. SPV module shall be highly reliable, lightweight and shall have a service life of more than 25 years. SPV modules shall have a limited power loss of not more than 10% of nominal output at the end of 10 years and not more than 20% at the end of 25 years VII. The solar module shall be able to withstand the following environmental conditions normally encountered at site – Temp. extremes ranging from -100 C to +850 C Wind load – 200 km/h Maximum mean hourly rainfall of 40 mm Humidity level upto 95%, Lightning arrester VIII. Strip must contain the following details a) Name of Manufacturer b) Model or type number c) Serial No. d) Year of make

Battery 12V/75 Ah @ c/10 Discharge Rate. Type; 6LMS 75L

Dusk-to-Dawn Charge Controller with inverter & electronics. ( ERTL and Flash Tested) I. Battery over charge cut off: 14.20V II. Battery deep discharge cut off: 11.65V III. Short circuit protection inbuilt with the system. IV. Protections against battery reverse polarity inbuilt with the system. V. Load reconnects facility inbuilt with the system

Luminary-12Watt-(W) LED- Based ( ERTL and Flash Tested) I. LED Luminaries must be to prevent water seepage and entry of Insects. II. The light source will be of white LED type. The luminous performance of LEDs used should not be less than 30 lumen/watt. Use of LEDs, which emit ultraviolet light, must be avoided III. The light must be ERTL – Tested IV. The light output should remain constant with variations in the battery voltages. V. The make, model number and technical characteristics of LEDs should be furnished

Battery Box I. Battery box should be made to 20 SWG, MS sheet II. The battery box shall be painted with acid proof corrosion resistant paint. It shall be painted after chemical cleaning & primer coating. III. The size of the box should be as per battery size IV. Arrangement for proper ventilation should be provided on each side except top V. Box should be provided with proper locking arrangement for anti theft arrangement VI. Two wooden battens should be fixed inside the battery box to avoid electrical contact with between battery and the box

GI Pole (Folding) with Module Mtg Structure, Luminaire bkt. I. A corrosion resistant metallic frame structure must be fixed on the pole to hold the SPV module. II. The frame structure must have provision to adjust its angle of inclination to the horizontal between 0 and 45, so that the module can be oriented at the specified tilt angle. III. Pole height: 5.5 Mtr. (Dia = 76 mm X 60 m) With grounding facility (Corrosion resistance) & 3mm thickness

Cable 2C 2.5 Sq.mm for battery charging & 2C 1.5 Sq.mm for load and others

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Civil Work Concreting of 300 mm column structure upto 1.8 mtr from bottom of the pole

Transportation, Installation, Testing & Commissioning of Syste

Maintenance Cost of Solar Lights for each year (upto five years) For 1st Year @ 2% of the estimated cost

For 2nd Year @ 2% of the estimated cost

For 3rd Year @ 2% of the estimated cost

For 4th Year @ 2% of the estimated cost

For 5th Year @ 2% of the estimated cost

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Add CESS (1%)