Description
Solar charger controller 20amp 12/24v dc input MPPT Proftech
Solar charger controller 20amp 12/24v dc input MPPT, is suitable for various off-grid solar applications. It protects the battery from becoming over-charged by the solar modules and over-discharged by the loads. The Rover’s charging process has been optimized to extend battery life and improve system performance. It includes a 4-stage battery charging algorithm for rapid, efficient, and safe charging. The Rover is the perfect addition to just about any solar power system, as it allows the system to function without wasted energy
Charger Controller Features
- Automatically detects 12V or 24V DC system voltages. Compatible with various Deep Cycle battery options: Sealed, Gel, Flooded, and Lithium.
- Innovative MPPT technology with high tracking efficiency up to 99% and peak conversion efficiency of 98%.
- Electronic protection against reverse polarity, overcharging, over-discharging, overload, short-circuiting, and reverse current.
- LCD screen and multiple LED indicators for displaying system operation information, customizable parameters, and error codes.
- Features diverse load control; also capable of charging over-discharged lithium batteries.
- Die-cast aluminum design allows for efficient heat dissipation.
Specification
Model | ATO-MPPT-20IR |
Rated Voltage | 12V/24V/48V Auto |
Rated Current | 20 Amp |
Maximum Protection Current | 22 Amp |
Battery Voltage Identification Range | 12V (DC 9V-15V), 24V (DC 18V-30V), 48V (DC 36V-60V) |
MPPT Operating Voltage Range | 12V (DC 18V-150V), 24V (DC 34V-150V), 48V (DC 65V-150V) |
Maximum PV Input Power | 12V: 280W, 24V: 550W, 48V: 1100W |
PV Input Low Voltage Protection Point | 12V: DC 16V, 24V: DC 30V, 48V DC 60V |
PV Input Low Voltage Recovery Point | 12V: DC 18V, 24V: DC 34V, 48V DC 65V |
Limit Input Voltage | DC 170V |
PV Input Overvoltage Protection Point | DC 175V |
PV Input Overvoltage Recovery Point | DC 170V |
Charging Method | 3 stage: constant current (MPPT), equalize charge, float charge |
System Type | 12/24/48V Automatic identify (36V manual setting) |
Static Power Consumption | 2W |
Machine Efficiency | 96.50% |
PV Module Utilization | 99.97% |
Float Charge Voltage | 12V (13.75V), 24V (27.5V), 48V (55V) |
Equalize Charge Voltage | 12V (14.2V), 24V (28.4V), 48V (56.8V) |
Recommanded 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 | PV array short circuit, overvoltage, overcurrent reverse polarity protection; battery overcharge, 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 |
Optional Battery Type* | Lead-acid battery (Factory default), colloidal batteries, liquid batteries, lithium batteries (Also can be customized for other types of battery charging) |
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