solar-lantern

SOLAR LANTERN

FEATURES AT A GLANCE
• 2 Models – MNRE compliant and low cost model
• Microcontroller based design
• Constant current regulation for LED drive
• Dusk to Dawn with switch control
• Mobile Charger (optional)
• 2 stage Dimming
• Two LED indicators: Charging status/Low Battery/ Fault conditions
• Protections :
o PV/Battery reverse polarity
o Reverse current flow from battery to solar ar
o Battery Over charge, Deep Discharge
o Load Short Circuit, over load
PRODUCT HIGHLIGHTS
• No load current < 1mA, enabling very long stock time even with
battery connected
• High efficiency LED driver for long led illumination period

Technical Specifications
LED Driver Type Constant Current
Battery Voltage 6V, 7.4V, 12V
Maximum Charging Current 550ma (4.5AH battery), 800ma (7AH battery)
Efficiency > 85%
LED Driver Topology Boost
Idle Current < 1ma
Temp. Range 0 to +60 deg.
Compliance MNRE Specification

 

Recommended Configurations
LED
O/P
Required
Autonomy
Suggested
Battery
Required Duty Cycle@specified
insolation
Suggested Solar
Panel
Suggested Cut-off Suggested
Reconnect
Applications
1W 9 hrs 6V/2AH 4hrs@5.0KWH per sqm 2W 5.4 6 Lantern, Torch
20 hrs 6V/4.5AH
2W 8 hrs 6v/4.5AH 4hrs@5.5KWH per sqm 3-5W 5.4 6 Lantern, Home Light
20 hrs 7.4V/7AH 4hrs@5.5KWH per sqm 5W 6 6.8 Lantern, Home Light
32 hrs 12V/7AH 4hrs@5.5KWH per sqm 5-8W 10.8 12 Lantern, Home Light
3W 5.5 hrs 6v/4.5AH 4hrs@5.5KWH per sqm 5W 5.4 6 Lantern, Home Light
12 hrs 7.4V/7AH 4hrs@5.5KWH per sqm 5-8W 6 6.8 Lantern, Home Light
20 hrs 12V/7AH 4hrs@5.5KWH per sqm 5-10W 10.8 12 Lantern, Home Light
5W 35. hrs 6v/4.5AH 4hrs@5.5KWH per sqm 5W 5.4 6 Lantern, Home Light
7 hrs 7.4V/7AH 4hrs@5.5KWH per sqm 5-8W 6 6.8 Lantern, Home Light
12 hrs 12V/7AH 4hrs@5.5KWH per sqm 5-10W 10.8 12 Lantern, Home Light
Category: