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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) :45±2
- 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
