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Functions:
SL20 series controller is a kind of intelligent, multi-purpose solar charge and discharge controller. The family use it with a very friendly interface. SL20 series controller has following features:
1. Intuitionistic LED indicators show the current system battery capacity, charging and discharging state of the battery.
2. Having the protection functions as overcharging, over discharging, overload, short-circuit and reversed connection.
3. PWM charging makes the charging efficiency increase by 3% to 6%, compared with non-PWM charging.
4. With fuse set outside, it can be replaced easily.
12V and 24V automatically distinguished.
Technical Data
ModelNo. Parameters | SD20 | |||
Rated Voltage | 12V, 24V auto. distinguish | |||
Rated Current | 10A | 15A | 20A | |
Over-Charge Protection | 14.4V or 28.8Vdc | |||
Over-Discharge | Cut-off | 10.7V or 21.4Vdc | ||
Resume | 12.6V or 25.2Vdc | |||
No Load Current Draw | <20 mA | |||
Ambient Temperature | -20 ~ +60 °C | |||
Dimension (L*W*H) and Gross Unit Weight | 107 * 94 *40 mm / 300g | |||
Package | 50 pcs/carton | |||
Carton Size / Gross Weight |
| |||
Temp. Compensated factor | -4 mV/°C/Cell | |||
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