Sunnytech ST2420, Руководство пользователя

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Model ST2420 ST2430 ST2440
System voltage 12V/24V Auto
No-load loss 0.7 W to 1.2W
Battery voltage 9 to 35
Max. solar input voltage 100V (25°C), 90V (-25°C)
Max. power point voltage
range Battery v2V to 75V
Rated charging current 20A 30A 40A
Rated load current 20A
Max. capacitive load
capacity
10000uF
Max. photovoltaic system
input power
260W/ 12V
520W/ 24V 400W/ 12V
800W/ 24V 550W/ 12V
1100W/ 24V
Conversion efficiency ≤ 98%
MPPT tracking efficiency
＞
99%
Temperature compensation
factor -3.0mv/ °C/ 2V (default)
Operating temperature -35°C to +45
℃
Protection degree IP32
Weight
1.4kg 2kg 2kg
Communication method RS232
Altitude ≤ 3000m
Product dimensions 210*151*59.5mm 238*173*72.5 238*173*72.5
5.2 Battery Type Default Parameters (parameters set in monitor software)
Parameters cross-reference table for different types of batteries
Voltage to set
Battery type
Sealed
lead-acid
battery
Gel lead-acid
battery
Open lead-acid
battery
User
(self-customized)
Over-voltage cut-off voltage 16.0V 16.0V 16.0V 9 to 17V
Equalizing voltage 14.6V —— 14.8V 9 to 17V
Boost voltage 14.4V 14.2V 14.6V 9 to 17V
Floating charging voltage 13.8V 13.8V 13.8V 9 to 17V
Boost return voltage 13.2V 13.2V 13.2V 9 to 17V
Low-voltage cut-off return
voltage
12.6V 12.6V 12.6V 9 to 17V