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Construction of Women s College, Baharagora in Baharagora of East Singhbhum district under Kolhan University, Chaibasa
Solar LED Standalone Street Light( 45W LED) with low maintenance lead acid battery for 3 day backup: A LED based solar street lighting system consisting of PV modules, electronics ,lead acid battery, and LED based luminaries all suitably mounted on a 6.0m tubular pole above ground , base plate etc as required included . The battery is charged by electricty generated through the PV module panel (180 i.e 90x2 )during day time and the luminaries provides light from dusk to dawn. Specification of of solar LED Standalone street Light: Poly crystalline silicon solar panels, High lumen LED for max. efficiency with lifetime> 50,000 hrs CRI nominal 70. Pressure die cast aluminium IP66 enclosure. Controller to charge batteries & microcontroller for autonomously determination of sunrise & sunset. Specific deep discharge batteries are used to store the energy. Metal battery box to be fitted at 5.0m height , suitable pole
3. TOURISM DEVELOPMENT OF MATA SATI TEMPLE LOCATED AT DHRUVGAMA IN KALYANPUR BLOCK OF SAMASTIPUR DISTRICT.
Supply Installation testing commissioning of Solar Photovoltaic grid connected roof top Plant conforming to MNRE specifications as amended, consisting of Mono/Poly Crystalline silicon solar cells, net metering facility, necessary protections, earthing, mounted on Aluminium/GI structure of suitable strength with following components complete as required:- (a) Solar Photovoltaic Module manufactured in India, conforming to IS 14286/IEC 61215, IS/IEC 61730-Part-1, IS/IEC 61730-Part-2. Solar Photovoltaic Module conversion efficiency shall not be less than 16.5%. PV modules used in solar power plants/ systems must be warranted for their output peak watt capacity, which should not be less than 90% at the end of 10 years and 80% at the end of 25 years. (b) Power Conditioning Unit (PCU) of 350-800 V DC Input voltage range and 400 V AC, three phase, 4 wire, 50Hz plus /- 2.5 Hz, output voltage suitable to generate AC (c) Power with efficiency not less than 97%, total harmonic distortion less than 3% and suitable for ambient temperature from 0 to 50 degrees C. The PCU shall adjust the voltage and frequency level to suit grid frequency (d) Data Monitoring System complete with accessories. (e) Fixing of Array junction box and Main junction box with IP 65 protection and termination arrangement for incoming and outgoing cable along with glands, lugs and other accessories etc. as required. (f) Lightning and surge voltage protection. (g) Connections and Interconnections by supplying and fixing required size XLPE insulated copper conductor 1.1 kV grade armoured power and control cables between solar modules, main power cable to grid supply PCU unit along with supplying and fixing of necessary channel/conduit lugs and other accessories etc. as required. (with a 5-year product warranty)
CONSTRUCTION OF RIVERSIDE SAVORIESI.E. BUILDING WITH UNDERGROUND ROAD BETWEEN NEHRU BRIDGE AND ELLISBRIDGE AND CONSTRUCTION OF PUBLIC PLAZA AND UNDERGROUND PARKING FACILITY AT SANSKAR KENDRA - TAGORE HALL CAMPUS CONNECTING RIVERFRONT ON WESTBANK FOR SRFDCL.
Supply, Installation, Testing & Commissioning of following size of Grid Tied Solar Power Plant with 150 PER KW 42035 63,05,250.00
Installation of Solar Fencing (1.5 K.M) at Njayappilly Church to Arambankudyi in Thattekkad Bird Sanctuary during 2026-27
OD43246/2025-26 Supply and installation of Energizer with following specification 12 V Energizer of Make: JVA Z28 Energizer -dual zone energizer with 2 years warranty or equivalent, must confirm to IEC standard 60335.2.76 or IS 302-3-76 (1999) and all national and international standards of safety, switch to high and low power setting , solar panel option to recharge 12volt battery, Should possess the following output characters, Peak o/p voltage not more than 10kv on 50Kload, o/o energy 3.5 J minimum pulse duration 1.01-3.0m sec-,Pulse interval 1.1-1.4 sec, peak current 7.0-8.0 A
SPECIAL REPAIR TO MANGAL PANDEY ROAD FROM STN CHOWK TO SADAR FLY OVER UNDER AGE B/R-II GE (WEST) LUCKNOW.
Supply and fixing aluminium-alloy body Solar stud with following specification :- (a) Solar panel Mono-Crystalline Solar 2.4V/0.3 Watt and having charging capacity at a very low sunlight. (b) Red colour Six Super Bright LEDs with 10000 to 18000 mcd (Millicandela) 8 mm fitted at appropriate height for clear blinking point. (c) 1.2V Ni-MH or Ni-CD rechargeable battery capacity 1300 mAh. LSD (Low Self Discharge technology) fitted inside solar stud. (d) Working time 3 to 4 days successively after the battery is fully charged. (e) Charging time for full charge One full sunny day. (f) Working temperature : 10 to 75 Degree Celcius. (g) Flash rate : 60 to 70 times per minute normally. (h) Brightness sensitive auto-switch, automatically turns on at dusk and turns off at dawn to ensure easy and safe night driving. (j) High visibility LEDs help ensure easy and and safe night driving from a distance of 1000-1100 Meters approx. (k) Solar stud should be free of maintenance and operational in all weather conditions. (i) The PCB board and solar panel should be sealed in Poly Carbonate case for extra waterproofing and high/low temperature protection. The logo of the manufacturer should be embossed on front side of the body to ensure genuinesess. Dimension/Size of the Solar Std should be 125 mmx125mmx25 mm body, with shank height 65 mm (Total height 90 mm including shank) (m) Weight of the Solar Stud should be 650 Gram approx. (n) Minimum 150 gram of a special epoxy chemical should be used per pcs to fix the stud on the road surface.
"Upgradation of Brake Vans and Provision of adjustable guard chairs and other essential amenities in brake vans during POH" at the premises of Wagon Workshop, Rayanapadu
Electrical Works along with solar panel including light and fan as per Drg no.WD- 24050-S-07 Sheet-I & Sheet-II on brake van.