3kva off grid solar inverter system for home
- MAXI
- GUANGDONG
- ≤ 200units 30days
- 2000 units per month
SIML 3KVA series single-phase off-grid solar inverter is suitable for non-power area, nomadic area, communication base station, unstable power supply area, island, border post, scenic area management office, newspaper booth, residential area etc. Equipped with LED & LCD display, it supports USB/RS232/RS485, with compact design and high cost-effective performance.
1. Efficient
* High PV input voltage range
* High AC input voltage range
* 150% overload
* Output power factor is 1.
2. Flexible
* Multi charging voltage settings & multi working modes
*Settable charging mode
* Nonlinear load can be connected
* Built in 60-80A MPPT solar charger
* Supports AGM(sealed lead acid) and lithium batteries
3. Reliable
* Support battery balancing function which can optimize battery performance and prolong battery life
* High frequency isolation
4. Convenient
* Home appliance design, easy to operate
* Wall-mount type, small in size, light in weight, easy to install.
Input | |||
Input Voltage | Item | Value | Comments |
Main topology | L + N + PE | ||
Nominal voltage | 220VAC | Settable: 208/220/230/240 Vac | |
Input Voltage Range | 90~280Vac | Settable | |
Input Low Loss | 154Vac(default) Settable:90-154 | Appliance mode | |
185Vac | UPS mode | ||
Input Low Comeback | Low Loss voltage +9V | ||
Input High Loss | 264Vac(default) Settable:264-280 | Appliance mode | |
264Vac | UPS mode | ||
Input High Comeback | High Loss voltage -9V | ||
Input Frequency | Nominal Frequency | 50.0Hz/60.0Hz | |
Frequency Range | 40/70Hz | ||
Freq. Low loss / Comeback | 44/44.5Hz@50Hz(UPS mode) 40/40.5HZ@50HZ(APP mode) | ||
54/54.5Hz@60Hz(UPS mode) 40/40.5HZ@60HZ(APP mode) | |||
Freq. High loss / Comeback | 56/55.5Hz@50Hz(UPS mode) 70/69.5Hz@50Hz(APP mode) | ||
66/65.5Hz@60Hz(UPS mode) 70/69.5Hz@60Hz(APP mode) | |||
Input current | Nominal Current (RMS) | 13.6A | Vrms=220V Line mode with 100% capacity. Charger not included. |
Max Current (RMS) | 40A | Depends on the breaker | |
Battery | |||
Battery information | Battery Pieces | 2pcs | 12V/PCS |
Auto Restart Function | Yes | ||
Battery test function | No | ||
Battery type | VRLA/LI | ||
Nominal Battery voltage | N*12V | @25℃ | |
Battery management | Yes | ||
Battery protection | Battery Leakage | ＜500µA | |
Battery over Voltage | 32V | ||
Battery under voltage | 10.5V*N | Settable:10*N~11*N | |
Battery low voltage alarm | 10.8V*N | Settable:10.3*N~11.3*N | |
Over current protection | Fuse | Fast acting | |
Charger | |||
Charger（line mode） | Charging voltage | FV MODE : 27 V Settable:26.6~27.8V CV MODE : 28.2V Settable:28~29V | |
Temperature Compensation | No | ||
Charging Current | 5~60A | Settable | |
Charging mode | Two/Three/Auto Settable | Three states: CC/CV/Float Two states: CC/Float | |
Charge Voltage Accuracy | ±5% | Calibrated by RS232 | |
Charger（PV） | PV | MPPT | |
PV | 1500W | ||
MPPT | 30-115Vac | ||
Max PV voltage | 145Vac | ||
Max PV current | 60A | ||
Max charging current | / | 120A | |
Output | |||
Output Power rating | Output topology | L + N + PE | |
Output power | 3kVA | ||
Output voltage | Nominal Voltage | 208/220/230/240 Vac | Default 220V ,Manual set by RS232 or LCD |
Waveform | Sinusoidal | ||
Voltage Regulation | ±5 % | ||
Voltage distortion | ＜5% | 1.Full non linear load | |
＜3% | Full linear load | ||
DC offset | ±100mV (Bat mode) | Empty load and linear load mode | |
Output Frequency | Nominal Frequency | 50.0 / 60.0 Hz | 50/60Hz auto selection (default on)manual set by RS232, default 50 Hz |
Line Mode | 50Hz: (44－56)Hz （UPS mode） (40－70)Hz （APP mode） 60Hz: (54－66)Hz （UPS mode） (40－70)Hz （APP mode） | ||
Battery Mode | 50/60Hz | ||
Frequency regulation | 0.1% | ||
Output overload battery mode | 102%＜Load ≤110% | 1 minute minimum, then alarm and turn off output （operation environment temperature 0-40℃） | |
110%＜Load ≤130% | 10 seconds minimum, then alarm and turn off output | ||
130%＜Load ≤150% | 3 seconds minimum, then alarm and turn off output | ||
Load＞150% | 200 ms minimum then alarm and turn off output | ||
Output Short Circuit Protection | Battery mode | Current limitation | |
Line mode | Breaker（40A） | ||
Transfer time | |||
Transfer time | Line Mode To Battery Mode | 10ms(typical) | UPS mode |
10ms(typical) | Appliance mode | ||
Efficiency | |||
Efficiency | Line Mode | >99.5%@3Kva | Full R load, without battery connect; Efficiency VS load curve with different input voltage |
Battery Mode | >90.5%@1Kva >93.5%@2Kva >93.5%@3Kva | Full R load; Efficiency VS load curve with different input voltage | |
Standby power | ＜60W | Empty load mode, battery disconnected | |
