Model

SR-D series

rated charging current

5A ,10A ,15A ,20A(Optional)

Working Voltage

12V ;24V ;12V/24V Auto

No load losses

<5mA;

Charging circuit voltage drop

Less than or equal to 0.20V

Over voltage protection

17V; ×2/24V;

boost charge voltage

14.6V; ×2/24V (time of duration: 30 minutes) only used in the over-discharged

Direct charge voltage

14.4V;×2/24V (time of duration: 30 minutes)

Float charge voltage

13.6V;×2/24V (time of duration: till the drops to the charge recover voltage.)

Charge recover voltage

13.2V;×2/24V

Over discharge recover voltage

12.6V;×2/24V

Lower voltage indication

12.0V;×2/24V

Over discharge voltage

11.1V;×2/24V

Temperature compensation

-4.0mV/°C/2V(boost voltage, direct charge, float charge and charge return voltage compensation)

Control method

PWM Smart Charging

Working temperature

From -35°C to +65°C;

Output voltage

Storage battery – 48v

Output current

0.31-3.1A

Circuit protection

Over-charge, over-discharge, short circuit and over-load protection

All the protections are harmless to any parts and fuse of controller

Anti- connection-reverse protection for solar battery and storage battery.