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Model: LS1024RD/LS1524RD/LS2024RD
Design patent NO.：201130028317.3
Utility model patent NO.：201120064092.1
Light and timer control
Dual Load output
Ideal for the solar lighting system with two lamps
that needs different timer setting
Current: 10A/15A/20A
Voltage：12/24V auto work
Features ：
·12/24V automatic recognition
·High efficient Series PWM charging, increase the battery lifetime and improve the solar system performance.
·Use MOSFET as electronic switch, without any mechanical switch
·Widely used, automatically recognize day/night.
·Digital LED menu, only one key solve all setting simply
·Intelligent timer function with 1-15 hours option
·Dual load output, enhance the flexibility of the system.
·Gel, Sealed and Flooded battery type option.
·Adopt temperature compensation, correct the charging and discharging parameters automatically and
improve the battery lifetime.
·Electronic protection: Overheating, over charging, over discharging, overload, and short circuit.
·Reverse protection: any combination of solar module and battery. Technical specifications
Electrical Parameters
Nominal System Voltage
12 / 24VDC Auto work
Battery Voltage Range
6-36V
Rated Battery Current
LS1024RD 10A
LS1524RD 15A
LS2024RD 20A
Charge Circuit Voltage Drop
≤0.26V
Discharge Circuit Voltage Drop
≤0.15V
Self-consumption
≤6mA Temperature Compensation Coefficient
-30mV/℃/12V（25℃ ref）
* Compensation of equalize, boost, float and boost reconnect voltage Battery Voltage Parameters (temperature at 25℃)
Charging Parameters
Battery charging setting
Over Voltage Disconnect Voltage
16V; x2/24V
16V; x2/24V
16V; x2/24V
Charging Limit Voltage
15.5V;x2/24V
15.5V;x2/24V
15.5V;x2/24V
Equalize Charging Voltage
—–
14.6V;x2/24V
14.8V;x2/24V
Boost Charging Voltage
14.2V;x2/24V
14.4V;x2/24V
14.6V;x2/24V
Float Charging Voltage
13.8V;x2/24V
13.8V;x2/24V
13.8V;x2/24V
Boost Reconnect Charging Voltage
13.2V;x2/24V
13.2V;x2/24V
13.2V;x2/24V
Low Voltage Reconnect Voltage
12.6V;x2/24V
12.6V;x2/24V
12.6V;x2/24V
Under voltage warning reconnect voltage
12.2V;x2/24V
12.2V;x2/24V
12.2V;x2/24V
Under Voltage Warning Voltage
12V; x2/24V
12V; x2/24V
12V; x2/24V
Low Voltage Disconnect Voltage
11.1V;x2/24V
11.1V;x2/24V
11.1V;x2/24V
Discharging Limit Voltage
10.8V;x2/24V
10.8V;x2/24V
10.8V;x2/24V
Equalize duration
—–
2 hours
2 hours
Boost duration
2 hours
2 hours
2 hours Environmental Parameter
Working temperature
-35℃ to +55℃
Storage temperature
-35℃to +80℃
Humidity
10%-90% NC
Enclosure
IP30
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