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LED Application : Street Lighting System (CYGNUS)


Type :

  • One optical module
  • One charge controller
  • One DC-DC converter
  • One battery

LIGHT SOURCE:

  • 12XW42182(WHITE LED)
  • Radiation Pattern lambertion,350Ma
  • lambertion,350Ma
  • Maximum Power Rating (WP)*: 14.4 watt
  • Minimum Power Rating: (WP)*: 14 Watt
  • Rated Current (IMPP) : 0.375amp
  • Rated Voltage (VMPP) : 42 V
  • ESD sensitivity : 20000 (HBM)*
  • Storage temperature: Tstg -40 to +100°C
  • Lumen Per watt : 100 lm
  • Total lumen : 1200lm
  • Operating Burning Hrs: 70000 hrs
  • Dimension : WxLx T : 480 x 230x 80 mm3
  • Weight : 5 Kg
  • CCT : 6500k 5%
  • CRI : 70
  • Viewing angle(2?1/2) : 130°

PHOTOMETRIC DATA :

  • Height of the luminaire is 12 ft. from the ground.

Lux measurement of street light

TYPE a1(Center) a2 a3 a4
a 27 26 19 18
b 26 25 18 17
c 22 21 18.7 17
d 19 19 18 16
e 18.4 18 17 16.5
f 17.5 17 17 16.4
g 16.8 16.8 16 15
h 16.7 16.3 16 15
a,b,c. are in the direction of spread.
a1,a2,a3 .are in the direction of through.

LIGHT COLOUR : 6500 K


POWER SUPPLY :

  • Solar panel (WP 50 )
  • Flooded lead acid maintenance free battery 40 AH @
  • C/10,Max DoD 75%
  • (Charge controller and DC-DC converter incorporated)

SOLAR PANEL :

  • Maximum Power Rating (WP)*: 50
  • Minimum Power Rating: (WP)*: 47
  • Rated Current (IMPP) : 2.95
  • Rated Voltage (VMPP) : 17
  • Short Circuit Current (ISC) : 3.3
  • Open Circuit Voltage (VOC) : 21.4
  • No of cells (Nos) : 36
  • Physical Dimension (MM) : 845x 550x 35
  • Weight (Kg) : 5.2
  • NOCT** (C) :452
  • Maximum permitted module temperature (C) : -40 to + 85
  • Maximum permitted system voltage (V) : 600
  • Relative Humidity at 85C (%) : 85
  • Temp. Co-efficient of the short-circuit current : +.0004/K
  • Temp. Co-efficient of the open-circuit current : - .0034/K

ELECTRONICS :

DC-DC CONVERTER SPECIFICATION

Sr. no. Parameters DC to Dc converter
1 Input Voltage 9VDC -16VDC
2 Output voltage 42 V
3 Output Current limit 0.375
4 Efficiency 87%


CHARGE CONTROLLER SPECIFICATION

Sr. no. Parameters Solar charger
1 Input Voltage 9VDC-16VDC
2 Output voltage 11.5VDC- 14.5VDC
3 Output Current limit 5A
4 Battery low 11.35VDC
5 Load reconnect 12.7VDC
6 Charge on TRUE
7 Over Voltage cutoff 14.50VDC
8 Charge on reconnect 13.80VDC
9 Efficiency 97%

OPTICS : Parabolic Reflector (cut off: 65 deg)

OPERATING TEMPRATURE : (-) 30 to (+)85 deg

MATERIALS : Housing optical unit die-cast aluminum finned
Optic Reflector in super high grade Aluminum anodised and sealed
Front cover Toughen Glass

REMARKS : Thermal management to ensure long life

MAIN APPLICATION : Path ways,Squars,shopping areas,parks,padestrain zones

USP(Unique selling proposition): Distinctive Design toughen glass at front cover combined with solar panel and battery (no need of electrical power) energy saving and maintenance free

* Human body model
* Under standard test condition (STC) :
Air Mass : 1.5 Irrandiance : 1000W/m2 Cell temperature : 25 o C
** Nominal Operating Cell Temperature (NOCT) at
Wind speed : 1m/s Irrandiance : 800 W/m2 Ambient Temperature : 20 oC




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