SMR-MPPT2075 RS485
20A MPPT SOLAR CHARGE CONTROLLER
MPPT, 20A, 12V/24V auto, 260W/520W max input power, 55V max solar voltage,
LED display, infrared, IP67
- Innovative Max Power Point Tracking (MPPT) technology, tracking efficiency> 99.9%.
- Full digital technology, high charge conversion efficiency up to 97%.
- Remote unit to configure with LCD display.
- 12V lead acid battery ,AGM,Liquid and GEL for selection.
- IP67, strong and durable aluminum case.
- Remote Unit to configure,with LCD display.
- External temp sensor, automatic temp compensation.
- Four stages charge way: MPPT, Boost, Equal, Float.
- Full automatic electronic protect function.
| Item | SMR-MPPT2075 | ||
| Battery Parameters | Max Charging Current | 20A | |
| System Voltage | 12V/24V automatical recognization | ||
| Max input power | 200W/400W | ||
| Max volt on Bat. Terminal | 35V | ||
| Battery Type | Lithium, Liquid, Gel, AGM (Programmable, default: Gel) | ||
| Liquid, Gel, AGM | MPPT Charging Voltage | <14.5/29V@25℃ | |
| Boost Voltage | 14.5/29V@25℃ | ||
| Equalization Voltage | 14.8/29.6V @25℃ (Liquid, AGM) | ||
| Float Voltage | 13.7/27.4V @25℃ | ||
| Low Volt. Disconnect | 10.8~11.8V/21.6~23.6V; SOC1~5 (Default: 11.2/22.4V） | ||
| Reconnect Voltage | 11.4~12.8V/22.8~25.6V (Default: 12.0/24.0V） | ||
| Overcharge Protect | 15.5/31.0V | ||
| Temp. Compensation | -4.17mV/K per cell (Boost, Equalization)， -3.33mV/K per cell (Float) | ||
| Lithium | Charging voltage target | 10.0~32.0V (Programmable) | |
| Charging voltage recovery | 9.2~31.8V (Lithium, Programmable） | ||
| Low voltage disconnect | 9.0~30.0V (Lithium, Programmable） | ||
| Low voltage reconnect | 9.6~31.0V (Programmable) | ||
| 0℃ Charging protection | Yes, No, Slow(Default: Yes) | ||
| Panel Parameters | Max volt on PV terminal *1 | 55V | |
| Dusk/Dawn detect volt. | 3.0~20.0V (Programmable） | ||
| Day/Night delay time | 0~30Min (Programmable） | ||
| MPPT tracking range *2 | (Battery Voltage + 1.0V)~Voc*0.9 | ||
| Max tracking efficiency | >99.9% | ||
| Load | Output Current | 20A | |
| System Parameters | Max charge conversion | 97.5% | |
| Communication | Infared | ||
| Self consumption | 6mA | ||
| Dimensions |
85.5*45*42.5mm |
||
| Weight | 720g | ||
| Ambient temperature | -35~+60℃ | ||
| Ambient humidity | 0~100%RH | ||
| Protection degree | IP67 | ||
Application scenariosMORE >