Mussoorie Dehradun Development Authority Tender

Supply of, “Lithium based Energy Efficient Integrated Solar Street Light of 100 Watt * 4 Nos” of size 1007/475/55mm each in rust proof Aluminium housing with Monocrystalline Solar PV Panel of 350W(-0/+4W)Mono , Lithium Battery 25.6 V, 48-75 AH(BIS Certified), IP 65, High brightness W-LED(120 Lm/watt) lamp with Aluminum reflector for better light distribution,The LED efficacy should be minimum 150 lm/W (as per LM 80) CCT 5500 - 6500 K, CRI 70, Color Temperature 6500K +500K, Microcontroller based charge controller cum driver, automatic dimming function ( first four hours at full brightness & rest of the time at lower light level with PIR Motion Sensor), Dusk to Dawn Operation, suitable to working temperature: (-) 10 degree C to (+) 45degree C, weight not more than 18-20kg, Charging time 1 day and Autonomy 2 days with dimming Protections: Short Circuit, overload, Reverse polarity and battery protections. Firm should provide Vital Parameters Test report from NABL accredited lab and should be of made in India with CE & ROHS compliant.

9 M Long, Raising lowering mast shaft in Single section Suitable for basic wind speed 47 m/sec complete with head frame, Luminaries carriage suitable to install 4 nos. Luminaries The dimensions of single section should be as follows: Top-150mm Bottom-310 mm and Thickness of section should be 3mm .Mast must be hot dip galvanized. Mast design should be suitable for basic wind speed 50 m/sec complete with head frame, Luminaries carriage suitable to install 4 nos. Luminaries, Solar Panels & battery on the top of the mast. There should be provision to install the type tested Winch inside the mast for raising & lowering of complete solar lighting system. The mast should have a designed life of 25 years.

Construction of shallow foundation with M-25 grade oncrete for the high mast considering the soil bearing capacity at site as 10 T/sqmtr at 2 mtr depth with all material and labour