This solar controller is based on an advanced maximum power point tracking (MPPT) technology developed, dedicated to the solar system, the controller conversion efficiency up to 99.9%.
LCD display design, read operating data and working condition easily Real-time energy statistics function.
12/24/48V automatic recognition.
Flexible System battery selection: Liquid, Gel, AGM and Lithium Extends battery life through accurate remote temperature sensor.
Controller is protected against over-temperature due to built-in power reduction function.
Four stages battery charging process: MPPT, boost, equalization, float.
Dual automatic protection to avoid exceeding the rated charging power and current multiple load control modes: Always on, Dusk to Dawn, Evening and Manual.
With the wireless communication function of the IoT, the controller can be connected remotely through IoT/GPRS.
Monthly charging data can be calculated and displayed by grouping and graphs.
Based RS-485 standard Modbus protocol with RJ11 interface to maximize the communication needs of different occasions.
Perfect EMC & thermal design.
Full automatic electronic protect function for increased charge controller availability.
Function Characteristics:
Innovative Max Power Point Tracking (MPPT) technology, tracking efficiency >99.9% Full digital technology.LCD display design, read operating data and working condition easily Real-time energy statistics function.
12/24/48V automatic recognition.
Flexible System battery selection: Liquid, Gel, AGM and Lithium Extends battery life through accurate remote temperature sensor.
Controller is protected against over-temperature due to built-in power reduction function.
Four stages battery charging process: MPPT, boost, equalization, float.
Dual automatic protection to avoid exceeding the rated charging power and current multiple load control modes: Always on, Dusk to Dawn, Evening and Manual.
With the wireless communication function of the IoT, the controller can be connected remotely through IoT/GPRS.
Monthly charging data can be calculated and displayed by grouping and graphs.
Based RS-485 standard Modbus protocol with RJ11 interface to maximize the communication needs of different occasions.
Perfect EMC & thermal design.
Full automatic electronic protect function for increased charge controller availability.
Technical Specifications
| Item | MT2075 | MT3075 | MT2010 | MT3010 | MT4010 | MT4015 | |
|---|---|---|---|---|---|---|---|
| Battery | Max charging current | 20A | 30A | 20A | 30A | 40A | |
| System voltage | 12V/24V Automatic | 24V/48V Automatic | |||||
| MPPT charging voltage | <14.5V129V @25℃ | <29V/58V @25°C | |||||
| Boost voltage | 14.0~14.8V/28.0~29.6V @25°C (default: 14.5/29V) | 28.0~29.6V/56.0~59.2V @25°C (default: 29.0/58.0V) | |||||
| Equalization voltage | 14.0~15.0V/28.0~30.0V @25°C (default: 14.8/29.6V) (liquid, AGM) | 28.0~30.0V/56.0~60.0V @25°C (default: 29.6/59.2V) (liquid, AGM) | |||||
| Float voltage | 13.0~14.5V/26.0~29.0V @25°C (default: 13.7/27.4V) | 29.0~29.0V/52.0~68.0V@25°C (default: 27.4/54.8V) | |||||
| Low voltage disconnect | 10.8~11.8V/21.6~23.6V, SOC1~5 (default: 11.2/22.4V) | 21.6~23.6V/43.2~47.2V,SOC1~5 (default: 22.4/44.8V) | |||||
| Low voltage reconnect | 11.4~12.8V/22.8~25.6V (default: 12.0/24.0V) | 22.8~25.6V/45.6~51.2V (default: 24.0/48.0V) | |||||
| Overcharge protect | 15.8/31.3V | 31.3/62.3V | |||||
| Temp. Compensation | -4.17mV/K per cell (Boost, Equalization), -3.33mV/K per cell (Float) | -4.17mV/K per cell (Boost, Equalization), -3.33mV/K per cell (Float) | |||||
| Charging target voltage | 10.0~32.0V (Lithium, default:14.4V) | 20.0~64.0V (Lithium, default: 9.4V) | |||||
| Charging recovery voltage | 9.2~31.8V (Lithium, default: 14.0V) | 18.2~63.8V (Lithium, default: 28.7V) | |||||
| Low voltage disconnect | 9.0~30.0V (Lithium, default: 10.6V) | 18.0~60.0V(Lithium, default: 21.0V) | |||||
| Low voltage reconnect | 9.6~31.0V (Lithium, default: 12.0V) | 18.6~62.0V (Lithium, default: 22.4V) | |||||
| Battery type | liquid, gel, AGM, Lithium (default gel battery) | ||||||
| Max volt on Bat. Terminal | 35V | 65V | |||||
| Solar Panel data | Max volt on PV terminal | 55V (-20°C), 50V (25°C) | 100V (-20°C), 90V (25°C) | 150V (-20°C), 138V (25°C) | |||
| Max input power | 260W/520W | 390W/780W | 260W/520W | 390W/780W | 520W/1040W | 1000W/2000W | |
| Night/early morning identification voltage | 3.0~20.0V (default: 8.0V/16.0V) | 6.0~40.0V (default: 16.0/32.0V) | |||||
| Optically controlled delay | 0~30min (default: 0min) | ||||||
| MPPT tracking range | (battery voltage +1.0V) ~ Voc°0.9 °² | ||||||
| Load | Output current | 20A | 30A | 20A | 30A | 30A | |
| Working model | General controller (default), night timing mode, manual mode | ||||||
| System | Max tracking efficiency | >99.9% | |||||
| Max charge conversion | 98% | 98.7% | |||||
| Size(mm) | 189*182*58 | 189*182*64 | 189*255*'63 | 189*255*69 | 189*255*'89 | ||
| weight | 1kg | 1.5kg | 1kg | 1.5kg | 2kg | 2.5kg | |
| Self-consumption | s8mA (12V), s12mA(24V/S12mA (24V)) | s8mA | |||||
| communication | RS485 (RJ11 interface) | ||||||
| Grounding | Common Positive | ||||||
| Recommended wire diameter | 6AWG (16mm²) | ||||||
| Working temp. | -20°C ~ +55°C | ||||||
| Storage temp. | -25°C ~ +80°C | ||||||
| Humidity | 0~100%RH | ||||||
| Protect level | IP32 | ||||||
| Max height | 4000m | ||||||
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