01 Product Description
The Residential PV Grid-connection System is optimized for household and agricultural scenarios and ADAPTS to complex power grids through an ultra-wide voltage range and automatic voltage regulation technology. It is equipped with standard anti-backflow protection and multi-protocol communication interfaces. The optional AFCl arc protection significantly enhances safety. The ready-to-use design meets the grid connection requirements of clean energy in scenarios such as family rooftops, greenhouses, and fish ponds.
Core technical characteristics
• Ultra-low starting voltage & ultra-wide voltage range: Adapt to complex power grid environments and enhance power generation efficiency
• Intelligent anti-backflow function: Complies with grid connection safety standards and prevents current backflow
• Multiple communication interfaces: Supports RS485/Wi-Fi/GPRS remote monitoring (choose one configuration among the three)
• Automatic voltage stabilization technology: Real-time adaptation to grid fluctuations to ensure stable operation
• Fire safety upgrade: Built-in AFCl arc protection (optional function), reducing fire risk by 99%
• onvenient installation and maintenance: The modular design simplifies the operation process
Safety protection system
• Output overload protection
• Multi-level parameter protection of battery (supporting password lock)
• Automatic protection mechanisms such as abnormal temperature
02 Core Engineering Parameters
Residential PV Grid-connection System Specification | ||||||
System power | 3.6KW | 6KW | 10KW | 15KW | 20KW | 30KW |
Solar panel power | 450W | 430W | 420W | |||
Number of solar panels | 8 PCS | 14 PCS | 24 PCS | 36 PCS | 48 PCS | 72 PCS |
Photovoltaic DC cable | 1 SET | |||||
MC4 connector | 1 SET | |||||
Rated output power of inverter | 3KW | 5KW | 8KW | 12KW | 17KW | 25KW |
Maximum output apparent power | 3.3KVA | 5.5KVA | 8.8KVA | 13.2KVA | 18.7KVA | 27.5KVA |
Rated grid voltage | 1/N/PE.220V | 3/N/PE,400V | ||||
Grid voltage range | 180~276Vac | 270~480Vac | ||||
Rated grid frequency | 50Hz | |||||
Grid frequency range | 45~55Hz | |||||
Maximum efficiency | 98.20% | 98.50% | ||||
Island effect protection | YES | |||||
DC reverse connection protection | YES | |||||
AC short circuit protection | YES | |||||
Leakage current protection | YES | |||||
Protection level | IP65 | |||||
Working temperature | -25 ~ +60°C | |||||
Cooling method | Natural cooling | |||||
Maximum working altitude | 4km | |||||
Communication | 4G (optional) / WiFi (optional) | |||||
AC output copper core cable | 1 SET | |||||
Distribution box | 1 SET | |||||
Auxiliary material | 1 SET | |||||
Photovoltaic mounting type | Aluminum /Carbon steel mounting (one set) |
03 Industry Application Scenarios
✔ Home
✔ School
✔ Street
✔ Frontier defense
✔ Pastoral area
✔ Industrial equipment
✔ Satellite communication equipment
✔ Ships and other new energy power generation fields
04 Professional technical services
▶ Scheme design and structural analysis:
Provide customized load calculation reports (including wind load/snow load/seismic force analysis).
▶ On-site exploration support:
Engineers conduct on-site investigations of geological conditions (soil bearing capacity/slope/corrosive environment).
▶ Installation training and guidance:
Provide standardized installation videos, operation manuals and on-site technical guidance to ensure zero error in construction.
05 Technical verification system
Provide standardized installation videos, operation manuals and on-site technical guidance to ensure zero error in construction.
▶ Extreme environmental testing
• Pass the low-temperature impact at -40℃
• Salt spray corrosion (3,000 + hours)
• Extreme tests such as 60m/s hurricane simulation.
▶ Third-party certification
• We hold wind pressure, snow pressure, seismic resistance and material certification certificates issued by TUV, SGS and other institutions to ensure the compliance of global projects.
06 Packages & Shipping
International standard packaging; Goods are dispatched from Shanghai, Ningbo, Tianjin, Xiamen and Shenzhen ports in China.
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