Xiamen D.T. Multi Tech Co., Ltd. is one of the most reliable manufacturers and suppliers of 3kw hybrid inverter single phase in China. With abundant experience, we warmly welcome you to wholesale cheap 3kw hybrid inverter single phase from our factory. If you have any enquiry about cooperation, please feel free to email us.
for Modern Residential Solar Systems
The DT-3-8K-LS1-PRO series represents the next generation of residential solar inverters, specifically engineered to meet the growing demand for reliable home energy storage systems (HESS). As a professional wholesale supplier, we understand that global EPCs and installers require equipment that balances high efficiency with extreme durability. This 8kW hybrid inverter single phase solution provides a robust bridge between solar PV modules, battery storage, and the utility grid.
Key Technical Advantages
- Superior PV Compatibility: Featuring 2 MPPTs with a maximum DC input current of 32A, this inverter is fully optimized for high-power N-type and bifacial solar modules.
- Unrivaled Backup Power: With an industry-leading 4ms seamless switching time, your sensitive electronics remain protected during grid failures. It also supports a 200% overload capacity for 10 seconds, making it ideal for high-starting-current inductive loads like air conditioners.
- High-Efficiency Charging: The system supports a massive maximum charging and discharging current of up to 190A, allowing for rapid battery cycling and optimized energy usage.
- Environmental Resilience: Rated at IP66, the unit operates reliably in temperatures ranging from -30°C to 60°C, maintaining full power output even at 50°C.
Products Description
| Model | DT-3K-LS1-PRO | DT-3.6K-LS1-PRO | DT-4K-LS1-PRO | DT-4.6K-LS1 -PRO | DT-5K-LS1-PRO |
| PV Input | |||||
| Recommended Max. PV Power | 6 kWp | 7.2 kWp | 7.2 kWp | 9.2 kWp | 10 kWp |
| Max. Input Voltage | 500 Vdc | ||||
| Start-up Voltage1 | 90 Vdc.c. | ||||
| Rated Input Voltage | 360 Vdc.c. | ||||
| MPP Voltage Range | 60-435 Vdc.c. | ||||
| Number of MPPT | 2 | ||||
| Max. Input Current | 20/20 A | ||||
| Max. Isc | 25/25 A | ||||
| Battery | |||||
| Voltage Range | 40-60 Vdc.c | ||||
| Number of Battery Input Channels | 1 | ||||
| Max. Charging Power | 7 kW | ||||
| Max. Discharging Power | 3 kW | 3.6 kW | 4 kW | 4.6 kW | 5 kW |
| Max. Charging Current | 175 A | ||||
| Max. Discharging Current | 75 A | 90 A | 100 A | 115 A | 125 A |
| Battery Type2) | Lead-acid or Lithium-ion | ||||
| BMS Communication | RS-485/CAN | ||||
| AC Backup | |||||
| Rated Output Voltage | L+N+PE, 220/230/240 Vac.c | ||||
| Rated Output Frequency | 50/60 Hz | ||||
| Rated Output Power | 3 kW | 3.6 kW | 4 kW | 4.6 kW | 5 kW |
| Rated Output Current | 13.6/13.0/12.5 A | 16.4/15.7/15.0 A | 18.2/17.4/16.7 A | 20.9/20.0/19.2 A | 22.7/21.7/20.8 A |
| Rated Apparent Power | 5 kW | 3.6 kW | 4 kW | 4.6 kW | 5 kW |
| Max. Apparent Power | 3.3 kVA | 3.6 kVA | 4.4 kVA | 4.6 kVA | 5.5 kVA |
| Max. Output Current | 15.0/14.3/13.8 A | 16.4/15.7/15.0 A | 20.0/19.1/18.3 A | 20.9/20.0/19.2 A | 25.0/23.9/22.9 A |
| Peak Output Apparent Power | 2 times of rated power, 10s | ||||
| THDv(@ linear load) | <3% | ||||
| Switching Time | 4 ms default | ||||
| AC Generator | |||||
| Rated Input Voltage | L+N+PE, 220/230/240 Vac.c | ||||
| Rated Input Frequency | 50/60 Hz | ||||
| Rated Input Power | 3 kW | 3.6 kW | 4 kW | 4.6 kW | 5 kW |
| Rated Input Current | 13.6/13.0/12.5 A | 16.4/15.7/15.0 A | 18.2/17.4/16.7 A | 20.9/20.0/19.2 A | 22.7/21.7/20.8 A |
| Rated Apparent Power | 3 kVA | 3.6 kVA | 4 kVA | 4.6 kVA | 5 kVA |
| Max. Apparent Power | 3.3 kVA | 3.6 kVA | 4.4 kVA | 4.6 kVA | 5.5 kVA |
| Max. Input Current | 15.0/14.3/13.8 A | 16.4/15.7/15.0 A | 20.0/19.1/18.3 A | 20.9/20.0/19.2 A | 25.0/23.9/22.9 A |
Flexible Application & Smart Integration
Designed for diverse energy environments, this grid-tied inverter with battery backup offers unparalleled flexibility for your projects:
- Microgrid Capability: Multiple inverters can be connected in parallel to scale power for larger residential or light commercial applications.
- Generator Support: Integrated logic allows for direct connection and control of diesel generators, ensuring 24/7 power security in off-grid or unstable grid areas.
- Universal Battery Communication: Built-in RS-485 and CAN interfaces ensure compatibility with various leading lithium battery brands.
- Comprehensive Protection: Includes integrated DC switches, PV reverse connection protection, and Type II Surge Protection for both DC and AC sides.
FAQ
Q: What is the maximum charging and discharging speed for the battery?
A: For the 8kW model, the maximum charging and discharging current is 190A. This high current allows for rapid replenishment of energy storage during peak solar production hours[cite: 7, 18].
Q: Can I install this inverter in high-temperature or tropical environments?
A: Yes, the inverter has a wide operating temperature range from -30°C to 60°C. Critically, it maintains full power output at ambient temperatures up to 50°C, ensuring reliability in hot climates.
Q: Does the system support parallel operation for larger residential projects?
A: Yes, multiple inverters can be connected in parallel to build a robust microgrid.
Q: Can this inverter work in conjunction with a diesel generator?
A: Yes, the DT-3-8K-LS1-PRO specifically supports diesel generator integration. This provides an additional layer of energy security for off-grid or weak-grid applications.
Q: Is this inverter suitable for high-altitude installations?
A: The unit is designed to operate at altitudes up to 4000 meters. Please note that power derating applies to installations above 2000 meters to ensure thermal stability.
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