Basic Specifications
Grid Type
off-Grid Inverter
Circuit Topologies
Full-Bridge Type
Wave String
Sine Wave Inverter
AC Wiring Mode
3 Phase 3 Wire / 3 Phase 4 Wire
Output Voltage
AC220V/380V/440V/690V
Battery Type
LiFePO4 Lithium
DC Input Voltage
DC420V / DC480V / DC768V
Key Functional Advantages
✔
Utilizes high-performance IGBT from Mitsubishi or Infineon as core power components.
✔
Advanced American ATEMEL microprocessor for precise digital control.
✔
Exceptional energy conversion with Maximum Efficiency ≥ 94%.
✔
Built-in Isolation Transformers to safely power inductive loads like water pumps and motors.
✔
User-friendly interface with big-screen English LCD/LED display and perfect protection functions.
✔
Multiple communication options including RS232/485 interfaces.
System Architecture
Off grid solar wind hybrid system:
Off grid wind power system:
Off grid solar power system:
Technical Parameters
| DC Input |
Rated Voltage: 576VDC | Rated Current: 1929A | Range: 480-744VDC |
| AC Bypass |
Voltage Range: 220V/380V/400V AC ± 15% | Transfer Time: ≤ 200 ms |
| AC Output |
Capacity: 1000KVA | Rated Power: 800KW | Frequency: 50/60Hz |
| Accuracy |
Voltage: ± 1% | Frequency: ± 0.05% | THD: ≤ 3% (Linear Load) |
| Overload |
120% for 10 minutes | 200% for 10 seconds |
| Efficiency |
Inverter Efficiency: 90% | Max Efficiency ≥ 94% |
| Environment |
Temp: -10ºC ~ +50ºC | Humidity: 0~90% (No condensation) | Noise: ≤ 50dB |
| Protections |
Reverse, Under-voltage, Overload, Short circuit, Thermal protection |
Product Packaging & Quality
Frequently Asked Questions
Can this inverter handle heavy motor loads?
Yes, it features built-in Isolation Transformers specifically designed to handle inductive loads such as water pumps and industrial motors.
What is the peak efficiency of the system?
The system utilizes high-quality IGBT components to achieve a maximum efficiency of 94% or higher.
Does the inverter support lithium battery systems?
Absolutely. The unit is optimized for LiFePO4 Lithium battery banks with various DC input configurations available.
What communication protocols are available for monitoring?
The inverter supports RS232 and RS485 communication interfaces for remote monitoring and system management.
Is the output waveform stable for sensitive electronics?
Yes, it produces a Pure Sine Wave with a Total Harmonic Distortion (THD) of less than 3%, making it safe for all sensitive electronic equipment.
What safety protections are integrated into the unit?
It includes comprehensive protection against input reverse polarity, under-voltage, output overload, short circuits, and over-temperature.
Stuart Solar
