High power solar charge controller

Model

SRRC-I-20

SRRC-I-30

Rated charging/discharging current

20A

30A

System voltage

12V; 24V/1V, AUTO

Overload, short circuit protection

Overload protection for 1.25 times rated current a rcuit protection for 3 times rated current.

Overpressure protection

17V, ×2/24V

Working temperature

Industrial grade: –35℃~55℃

Boost charging voltage(HVD)

14.6V;×/24V;(hold time: 10min)(Only for use of overdischarging)

Straight charging voltage

14.4V;×2/24;(hold time: 10min）

Float charge voltage

13.6;×2/24V;（hold time: until decline charging back to the normal voltage)

Temperature compensation

–5mv/℃/2V(boost, straight, floating, charging back voltage compensation)

Undervoltage

12.0V; ×2/24V

Overdischarging voltage(LVD)

11.1V–Discharge rate compensate the amendatory ini l overdischarge voltage (no-load voltage);

×2/24V

Overcharging return voltage(LVR)

12.6V;×2/24V

Control mode

PWM charging mode