Theory introduction: Use the industrial MCU as the host controller. According to the surrounding temperature, the voltage and ampere of battery and solar cell, on or off the MOSFET, to achieve the function of control and protection.
Function: Battery Overcharge and charge protection; Battery Open-circuited protection; Load Over-voltage protection; Reversed charge protection at night; Flow and short circuit protection; Battery Open-circuited protection; Solar Cells Reversed protection; Over-voltage protection; Temperature Compensation(with automatic identification of the temperature sensor is online).
Protection Function:
|
TYPE |
4850/LT |
2450/LT |
1250/LT |
|
Rating Voltage |
48V |
24V |
12V |
|
MAX. Input Power |
240W |
120W |
60W |
|
Current |
Discharge |
50A |
50A |
50A |
|
Charge |
40A |
40A |
40A |
|
Charge |
Equalized Charge |
57.6V± 1% |
28.8V± 1% |
14.4V± 1% |
|
Resume |
53.2V± 1% |
26.6V± 1% |
13.3V± 1% |
|
Floating charge |
(54.0V-55.2V)± 1% |
(27.0V-27.6V)± 1% |
(13.5V-13.8)± 1% |
|
Temperature Compensation |
-72mV/º C |
-36mV/º C |
-18mV/º C |
|
Start Voltage |
49.6V± 1% |
24.6V± 1% |
12.3V± 1% |
|
Over Discharge |
Shut off |
44.4V± 1% |
22.2V± 1% |
11.1V± 1% |
|
Resume |
52.8V± 1% |
26.4V± 1% |
13.2V± 1% |
|
Over Voltage |
Shut off |
66V± 1% |
33V± 1% |
16.5V± 1% |
|
Resume |
60V± 1% |
30V± 1% |
15V± 1% |
|
No-load Current |
≤ 10mA |
≤ 10mA |
≤ 10mA |
|
Voltage of Light Open |
≤ 8V± 1% |
≤ 4V ± 1% |
≤ 2V± 1% |
|
Voltage of Light Shut |
≥ 28V± 1% |
≥ 14V± 1% |
≥ 7V± 1% |
|
Max. Open-Circuit Voltage |
100V |
50V |
25V |
|
Voltage Drop |
Input≤ 0.7V |
Input≤ 0.6V |
|
Output≤ 0.3V |
Output ≤ 0.3V |
|
Working Temperature |
-25º C~+55º C |
|
Height |
≤ 5500m(More than 2000m need reduce the power to use) |
|
Size & Weight |
210mmx110mmx58mm 1.035Kg |
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