Inverter
Product
LF Inverter/Solar Inverter (4KW-7KW)
LF Inverter/Solar Inverter (4KW-7KW)
Keywords: solar household system, solar energy system, solar micro-grid power station
Feature：
◆ Pure sine wave, toroidal low loss transformer, customizable mode dual output voltage.
◆ Smart LCD show equipment status and parameters.
◆ The adjustable mains charging current range is 0-30A.
◆ Suffer 3 times peak power, ensure the safe and stable operation of the equipment.
◆ Support diesel and gasoline generators, suitable for various power grid.
◆ Suitable for industrial and residential used, wall-mounted design.
| Specification | ||
| Model: LF/LF-T | 40224/48 | |
| Rated Power | 4000W | |
| Battery Voltage | 24/48VDC | |
| Size(L*W*Hmm) | 530x335x158 | |
| Packing Size(L*W*Hmm) | 605x420x233 | |
| N.W.(kg) | 22 | |
| G.W.(kg) | 24 | |
| Installation Method | ||
| Parameter | ||
| Input | DC Input Voltage Range | 10.5-15VDC（Single battery voltage） |
| AC Input Voltage Range | 80VAC~133VAC(105VAC)/85VAC~138VAC(110VAC)/90VAC~143VAC(115VAC)/95VAC~148VAC(120VAC) 170VAC~275VAC(220VAC)/180VAC~285VAC(230VAC)/190VAC~295VAC(240VAC)(1000W~7000W ) | |
| AC Input Frequency Range | 45Hz~55Hz(50Hz) / 55Hz~65Hz(60Hz) | |
| Max AC charging current | 0~30A(Depends on model) | |
| AC charging method | Three-stage (constant current, constant voltage, floating charge) | |
| Output | Efficiency(Battery Mode) | ≥85% |
| Output Voltage(Battery Mode) | AC105V~120V model: 105VAC±2%/110VAC±2%/115VAC±2%/120VAC±2%(can be set) AC220V~240V model: 220VAC±2%/230VAC±2%/240VAC±2%(can be set) | |
| Output Frequency(Battery Mode) | 50/60Hz±1%(can be set) | |
| Output Wave(Battery Mode) | Pure Sine Wave | |
| Efficiency(AC Mode) | ≥99% | |
| Output Voltage(AC Mode) | AC 105V~120V model: 105VAC±10%/110VAC±10%/115VAC±10%/120VAC±10%(can be set) AC 220V~240V model: 220VAC±10%/230VAC±10%/240VAC10%(can be set) | |
| Output Frequency(AC Mode) | Follow input | |
| Output waveform distortion (Battery Mode) | ≤3%（Linear load） | |
| No load loss(Battery Mode) | ≤1% rated power | |
| No load loss(AC Mode) | ≤2% rated power（ charger does not work in AC mode） | |
| No load loss (Energy saving Mode) | ≤10W | |
| Insidc Solar controller (Optional) | Charging Mode | MPPT |
| Charging current | 60A~100A | |
| PV Array Maximum Power | 24V system : 1680W(60A)/2240W(80A)/2800W(100A); 48V system : 3360W(60A)/4480W(80A)/5600W(100A) | |
| Max PV Input Voltage (Voc) (At the lowest temperature) | 12V/24V system: 120VDC; 48V system: 180VDC | |
| MPPT tracking range | 12V system: 15V-80V; 24V system: 30V-100V; 48V system : 60V-140V | |
| Standby loss | ≤3W | |
| Maximum conversion efficiency | ＞95% | |
| Battery Type | Custom battcry | Charging and discharging parameters of different types of batteries can be set through the operationpanel by oneself |
| Protection | Battery lowvoltage alarm | Factory default: Pb:11V/Single battery voltage;LI* : 10% of the battery capacity |
| Battery lowvoltage protection | Factory default: Pb:10.5V/Single battery voltage ; LI* :5% of the battery capacity | |
| Battery overvoltage alarm | Factory default: Pb:15.5V/Single battery voltage;LI* : following BMS instruction | |
| Battery overvoltage protection | Factory default: Pb:17V/Single battery voltage;LI* : following BMS instruction | |
| Battery overvoltage recovery voltage | Factory default: Pb:14.5V/Single battery voltage;LI*: following BMS instruction | |
| Overload power protection | Automatic protection (battery mode), circuit breaker or insurance (AC mode) | |
| Inverter output short circuit protection | Automatic protection (battery mode), circuit breaker or insurance (AC mode) | |
| Temperature protection | >90°C（Shut down output） | |
| Alarm | A | Normal working condition, buzzer has no alarm sound |
| B | Buzzer sounds 4 times per second when battery failure, voltage abnormality, overload protection | |
| C | When the machine is turned on for the first time, the buzzer will prompt 5 when the machine is normal | |
| Working Mode | Battery First/AC First/Saving Energy Mode | |
| Transfer Time | ≤4ms | |
| Display | LCD | |
| Thermal method | Cooling fan in intelligent control | |
| Communication | RS485/APP(WIFIGPRS data collector) | |
| Environment | Operating temperature | -10℃~40℃ |
| Storage temperature | -15℃~60℃ | |
| Noise | ≤55dB | |
| Elevation | 2000m（More than derating） | |
| Humidity | 0%~95% ,No condensation | |
Note: All specifications are subject to change without prior notice | ||
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