Description
Technical Parameters
Features
- · A combination of multiple tracking algorithms enables tracking the maximum power point quickly and accurately
- · Innovative Max Power Point Tracking(MPPT) technology, tracking efficiency >99.9%
- · Full digital technology, high charge conversion efficiency up to 98%
- · LCD 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 an accurate remote temperature sensor
- · Controller is protected against over-temperature due to the built-in power reduction function
- · Four-stage 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, Street lamp, User-defined Mode
- · IoT wireless communication or Bluetooth communication functions are optional
- · 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 an RJ11 interface to maximize the communication needs of different occasions
- · Perfect EMC & thermal design
- · Full automatic electronic protection function for increased charge controller availability
Parameters
| Item | MT2015 | MT4015 | |||||||||||||||||
| Battery Parameters | Max Charging Current | 20A | 40A | ||||||||||||||||
| System Voltage | 24V/48V automatical recognization | ||||||||||||||||||
| Battery Type | Gel, AGM, Liquid, Lithium(default: Gel) | ||||||||||||||||||
| Max volt on Bat. Terminal | 65V | ||||||||||||||||||
| Gel, AGM, Liquid | MPPT Charging Voltage | before boost or equalization charging stage | |||||||||||||||||
| Boost Voltage | 28.0~29.6V/56.0~59.2V @25℃(default:29.0/58.0V) | ||||||||||||||||||
| Equalization Voltage | 28.0~30.0V/56.0~60.0V @25℃(default:29.6/59.2V) | ||||||||||||||||||
| Float Voltage | 26.0~29.0V /52.0~58.0V@25℃(default:27.4/54.8V) | ||||||||||||||||||
| Low voltage disconnect | 21.6~23.6V/43.2~47.2V,SOC1~5(default: 22.4/44.8V) | ||||||||||||||||||
| Low voltage reconnect | 22.8~25.6V/45.6~51.2V(default: 24.0/48.0V) | ||||||||||||||||||
| Overcharge Protect | 31.3/62.3V | ||||||||||||||||||
| Temp. Compensation | -4.17mV/K per cell (Boost, Equalization), -3.33mV/K per cell (Float) | ||||||||||||||||||
| Lithium | Charging target voltage | 20.0~64.0V (Lithium, default: 29.4V) | |||||||||||||||||
| Charging recovery voltage | 18.2~63.8V (Lithium, default: 28.7V) | ||||||||||||||||||
| Low voltage disconnect | 18.0~60.0V (Lithium, default: 21.0V) | ||||||||||||||||||
| Low voltage reconnect | 18.6~62.0V (Lithium, default: 22.4V) | ||||||||||||||||||
| Panel Parameters | Max volt on PV terminal *1 | 150V@-20℃;138V@25℃ | |||||||||||||||||
| Max input power | 500/1000W | 1000/2000W | |||||||||||||||||
| Day/Night threshold | 6.0~40.0V(default: 16.0/32.0V) | ||||||||||||||||||
| Day/Night delay time | 0~30min(default: 0min) | ||||||||||||||||||
| MPPT tracking range *2 | (Battery Voltage + 2.0V)~Voc*0.9 | ||||||||||||||||||
| Load Parameters | Output Current | 20A | 30A | ||||||||||||||||
| Load mode | Always on, Street lamp, User-defind Mode | ||||||||||||||||||
| System Parameters | Max tracking efficiency | >99.9% | |||||||||||||||||
| Max charge conversion | 97.0% | ||||||||||||||||||
| Dimensions | 255*187.5*63mm | 255*187.5*89mm | |||||||||||||||||
| Weight | 1.41Kg | 2.5Kg | |||||||||||||||||
| Self consumption | ≤8mA | ||||||||||||||||||
| Communication | RS485(RJ11 interface) | ||||||||||||||||||
| Optional | IoT, Cyber-BT(Internal / External) | ||||||||||||||||||
| Grounding | Common Negative | ||||||||||||||||||
| Power terminals | 6AWG(16mm²) | ||||||||||||||||||
| Ambient temperature | -20℃~+45℃ | ||||||||||||||||||
| Storage temperature | -25℃~+70℃ | ||||||||||||||||||
| Ambient humidity | ≤95%RH,No condensation | ||||||||||||||||||
| Protection degree | IP32 | ||||||||||||||||||
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