Rated System Voltage |
12/24/48V (automatic recognition) |
Rated Current |
20A |
Current Limiting |
22A |
Battery Voltage Recognition Range |
12v(DC9-DC15V);24v(DC18-DC30V);48V(DC36-DC60V) |
MPPT Operating Voltage Range |
12V(DC18V~DC150V); 24V(DC34v~DC150V); 48V(DC65V~150V) |
Maximum Photovoltaic Cell Input Power |
12v(280W);24v(550W);48V(1100W) |
Input Low Voltage Protection Point |
12V:DC16V;24V:DC30V;48V:DC60V |
Input Low Voltage Recovery Point |
12V:DC18V;24V:DC34V;48V:DC65V |
Limit Input Voltage |
DC170V |
Input Overvoltage Protection Point |
DC175V |
Input Overvoltage Recovery Point |
DC170V |
Charging Method |
Three stages: constant current (MPPT, equalization charging, float charging) |
Static Power Consumption |
2W |
Efficiency |
96.50% |
Photovoltaic Module Utilization Rate |
99.97% |
Float Voltage (customizable) |
12V (13.75V); 24V (27.5V); 48V (55V) |
Equalizing Voltage (customizable) |
12V (14.2V); 24V (28.4V); 48V (56.8V) |
Recommended PV Module Voltage |
12V (DC 18V-60V); 24V (DC 36V-72V); 48V (DC 72V-144V) |
Temperature Compensation |
-3mV℃/2V |
Temperature Protection |
85℃ |
Temperature Rise Protection |
80℃ or more to reduce power output |
Protective Function |
Photovoltaic array short-circuit, over-voltage, over-current reverse connection protection, battery over-charging, reverse connection protection, under-voltage protection |
Working Temperature |
-10℃ ~ +45℃ |
Humidity |
0~90% RH (no condensation) |
Altitude |
0~3000m |
Security Level |
CE, PSE, FCC, EMC |
Mechanical Protection Class |
IP21 |
Selectable Battery Type |
Lead-acid battery (Factory default), colloidal batteries, liquid batteries, lithium batteries,customize other types of battery charging |
Product Size |
218*154*65 mm |