18kW Solis Single Phase Low Voltage Energy Storage

Model: 18Kw

🔌 Input DC (PV Side)

• Recommended Max. PV Array Size: 36 kW
• Max. Usable PV Input Power: 28.8 kW
• Max. Input Voltage: 550 V
• Rated Voltage: 380 V
• Start-up Voltage: 100 V
• MPPT Voltage Range: 80 – 520 V
• Max. Input Current: 42 A / 42 A / 42 A
• Max. Short Circuit Current: 50 A / 50 A / 50 A
• MPPT Number / Max. Input Strings: 3 / 6

🔋 Battery

• Battery Type: Li-ion / Lead-acid
• Battery Voltage Range: 40 – 60 V
• Max. Charge / Discharge Current: 320 A

🔄 Communication

• Interfaces: CAN / RS485

⚡ Output AC (Grid Side)

• Rated Output Power: 18 kW
• Operation Phase: L/N/PE
• Rated Grid Voltage: 220 V / 230 V
• Rated Grid Frequency: 50 Hz / 60 Hz
• Rated Grid Output Current: 81.8 A / 78.2 A
• Power Factor: >0.99 (0.8 leading – 0.8 lagging)
• THDi: < 3%

🔌 Input AC (Grid Side)

• Input Voltage Range: 187 – 253 V
• Max. Input Current: 122.7 A / 117.4 A
• Frequency Range: 45 – 55 Hz / 55 – 65 Hz

🔋 Output AC (Backup)

• Rated Output Power: 18 kW
• Max. Apparent Output Power: 2 times of rated power, 10 s
• Backup Switch Time: < 10 ms
• Rated Output Voltage: L/N/PE, 220 V / 230 V
• Rated Frequency: 50 Hz / 60 Hz
• Rated Output Current: 81.8 A / 78.2 A
• THDv: < 3%

⛽ Input Generator

• Max. Input Power: 18 kW
• Max. Input Current: 81.8 A / 78.2 A
• Rated Input Frequency: 50 Hz / 60 Hz

📈 Efficiency

• Max. Efficiency: 97.6%
• EU Efficiency: 97.0%
• BAT Charged by PV (Max. Efficiency): > 94%
• BAT Charged / Discharged to AC (Max. Efficiency): > 94.3% / 93.15%

🛡️ Protection

• Surge Protection: Yes
• DC Reverse Polarity Protection: Yes (PV Only)
• Ground Fault Monitoring: Yes
• Integrated AFCI: Optional
• Protection Class / Over Voltage Category: I / II (PV and BAT), III (MAINS and BACKUP and GEN)

🧱 General Data

• Dimensions (W × H × D): 459 × 845 × 313 mm
• Weight: 55.5 kg
• Topology: Transformerless
• Operating Ambient Temperature: -25°C to +60°C
• Relative Humidity: 0 – 100%
• Ingress Protection: IP66
• Noise Emission (Typical): < 65 dB(A)
• Cooling Concept: Intelligent fan cooling
• Max. Operation Altitude: 4000 m
• Grid Connection Standard: NRS 097-2-1, IEC 62116, IEC 61727, IEC 60068, IEC 61683, EN 50530, EN 50549-1
• Safety / EMC Standard: IEC/EN 62109-1/-2, EN 61000-6-2/-3

⭐ Features

• DC Connection: MC4 plug (PV port) / Terminal Block (BAT port)
• AC Connection: Terminal Block
• Display: 7.0” LCD Display & Bluetooth + APP
• Communication: RS485, Optional: Cellular, Wi‑Fi, LAN