Capable to Operate without Battery;
Multiple operation function modes: Grid-tied,
off-grid and grid-tied with zero-export;
Capable to save money by sensing load consumption
using the external CT sensorand balance it continuously;
Supports multiple programming modes, with priority given to
photovoltaic, grid, or battery
User-adjustable charging/discharging current or acquire
from BMS by RS-485, suits for different types of leadacid or
lithium batteries;
Multiple Safety protection Fuctions: PV InsulationResistance
Detection,
Residual Current Monitoring,Anti-islanding Protection, etc.;
| MODEL | SunMax 3K48 -V | SunMax 5K48 -V |
| PV Array |
| Max.PV Array Power | 4000W | 6000W |
| Max.PV Array Open-Circuit Voltage | 500VDC |
| Start-up Voltage | 100VDC |
| MPPT Operating Voltage Range | 120-450VDC |
| Nominal Input Voltage | 360VDC |
| Max. Input Current MPPT | 20A | 30A |
| Max. Short Circuit Current MPPT | 22A | 33A |
| Number of MPPT | 1 | 1 |
| Battery |
| Battery Type | lead-acid /Li-ion |
| Nominal Battery Voltage | 48V |
| Battery Voltage Range | 41-58V |
| Max. AC Charging Current | 30A | 50A |
| Max. PV Charging Current | 60A | 100A |
| Max. Continuous Charging Current | 60A | 100A |
| Max. Continuous Discharging Current | 60A | 100A |
| On-grid Operation |
| Rated Outout power | 3300W | 5500W |
| Max. AC Current Output to Utility Grid | 15.2A | 23.9A |
| Nominal Output Voltage | 220/230/240Vac |
| Nominal AC Grid Frequency | 50/60Hz |
| Power Factor | ~1(Adjustable from 0.8 leading to 0.8 lagging) |
| Max. Total Harmonic Distortion | < 3% |
| Off-grid Operation |
| Nominal Apparent Power | 3500VA | 5500VA |
| Max. Output Apparent Power | 4200VA | 6600VA |
| Max. Output Voltage | 220/230/240Vac |
| Max. Output Current | 15.2A | 23.9A |
| Nominal Output Fregency | 50/60Hz |
| Transfer Time | < 10ms |
| Efficiency |
| Max. PV to AC Efficiency | 97.1% | 97.1% |
| Max. Battery to AC Efficiency | 93.0% | 93.0% |
| Protection |
| PV Insulation Resistance Detection | Yes |
| Residual Current Monitoring | Yes |
| Anti-islanding Protection | Yes |
| AC Overcurrent/Overvoltage Protection | Yes |
| Surge Protection | Ⅱ |
| Zero-export Control | Yes |
| Operation without Battery | Yes |
| General Data |
| Operating Temperature Range | -10--50℃ |
| Relative Humidity | 0∽95% |
| Max. Operating Altitude | <4000m |
| Cooling Method | Intelligent Fan cooling |
| Display | LED + LCD |
| Communication with BMS | RS485 |
| Communication with Cloud | WiFi/4G |
| Degree of Protection | IP65 |
| Weight(kg) | 9 | 10 |
| Dimension(W*H*Dmm) | 120*295*480mm |
| Mounting Method | Wall Mounted |
