60A 12/24/36/48 Auto Voltage, High Efficiency, Programmable.
Overview
- High-efficiency energy harvest with advance MPPT algorithm
- Advanced MPPT technology, with efficiency no less than 99.5%
- Maximum conversion efficiency of 98% and full load efficiency of 97%
- MSRT, realizing high conversion efficiency in the situation of low charge power
- Multi-phase synchronous rectification tech realizing peak
- Run data and event recording
- Accurately recognizing and tracking of multiple power points
- Reliable automatic limit function of maximum PV input power, ensuring no overload under any circumstance
- Wide MPP operating voltage range
- High-speed and high-powered dual-core processor architecture, improving system response speed, optimizing system performance
- Die-cast aluminium case for heat-dissipating, ensuring excellent heat dissipation characteristic
- 12/24/36/48VDC automatically identifying system voltage or user-defined working voltage
- High reliability including reverse polarity connection, over-temperature, over-current, over-voltage, etc protections
- Support 4 charging options: Sealed, Gel, Flooded and User
- Battery temperature compensation function
- Real-time energy statistics function
- With RS-485, RS-232 communication bus interface and Modbus communication protocol, it is available to meet various communication requirements in different situations
- Available for PC monitoring and external display unit connecting like MT50 and so on, realizing real-time data checking and parameters setting
- Monitor software supplement and firmware update.
Specifications
| Model | ET6420BND |
| Nominal system voltage | 12/24/36/48V auto work |
| Rated battery current | 60A |
| Max. PV open circuit voltage | 190V(at minimum operating environment temperature) 150V(at 25℃ environment temperature) |
| MPP voltage range | VBAT+2V～145V |
| Max. PV input power | 800W (12V) |
| 1600W (24V) | |
| 2400W (36V) | |
| 3200W (48V) | |
| Self-consumption | 1.4~2.2W |
| Equalize charging voltage | Sealed: 14.6V, Flooded: 14.8V, User-defined: 9~17V |
| Boost charging voltage | Gel: 14.2V, Sealed: 14.4V, Flooded: 14.6V,
User-defined: 9~17V |
| Float charging voltage | Gel /Sealed /Flooded: 13.8V, User-defined: 9~17V |
| Low voltage reconnect voltage | Gel /Sealed /Flooded: 12.6V, User-defined: 9~17V |
| Low voltage disconnect voltage | Gel /Sealed /Flooded: 11.1V, User-defined: 9~17V |
| Grounding | Common negative |
| LCD temp. range | -20℃ ~ +70℃ |
| Ambient temp. range | -25℃～+50℃ |
| Storage temp. range | -30℃～+85℃ |
| Humidity range | ≤95% N.C. |
| Enclosure | IP20 |
| Overall dimension | 449x208x107mm |
| Terminal | 35mm2 |
| Net Weight | 5.5kg |
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