Solis 4G 20.0kW Dual MPPT 3-Phase Grid Tie Inverter

Technical Data
Unit Information

• Model: Solis-3P20K-4G.
• Energy Source: PV.

Input Side (DC)

• Max. DC input power(kW): 24.
• Max. DC input voltage(V): 1000.
• Start-up voltage(V): 180.
• MPPT voltage range(V): 160-850.
• Max. input current(A): 22A+22A.
• MPPT number/Max input strings number: 2/A:2;B2.

Output Side (AC)

• Rated output power(kW): 20.
• Max. apparent output power(kVA): 22.
• Max. output power(kW): 22.
• Rated grid voltage(V): 400.
• Rated grid frequency (Hz): 50/60.
• Operation phase: Three.
• Rated grid output current(A): 28.9.
• Max. output current(A): 33.5.
• Power Factor (at rated output power): 0.8 leading...0.8 lagging.
• THDi (at rated output power): <2%.
• DC injection current(mA): <0.5%In.
• Grid frequency range (Hz): 47-52 or 57-62.

Efficiency

• Max. efficiency: 98.7%.
• EU efficiency: 98.1%.
• MPPT efficiency: >99.5%.

Protection

• DC reverse-polarity protection: Yes.
• Short circuit protection: Yes.
• Output over current protection: Yes.
• Output over voltage protection: Yes.
• Insulation resistance monitoring: Yes.
• Residual current detection: Yes.
• Surge protection: Yes.
• Islanding protection: Yes.
• Temperature protection: Yes.
• Integrated DC switch: Optional.

General Data

• Dimensions(mm): 310(W)*563(H)*219(D).
• Weight(kg): 22.
• Topology: Transformerless.
• Self-consumption (night): <1W(Night).
• Operating ambient temperature range: -25~60C.
• Ingress protection: IP65.
• Noise emission{typical}: <30dBA.
• Cooling concept: Inteligent redundant fan cooling.
• Max. operation altitude: 4000m.
• Designed lifetime: >20years.
• Grid connection standard: EN50438 G59/3 AS4777 VDE0126-1-1 IEC61727.
• Relative humidity: 0~100%.
• Safety/EMC standard: IEC62109-1/-2 AS3100 EN61000-6-1 EN61000-6-3.

Features

• DC connection: MC4.
• AC connection: Terminal connectors.
• Display: LCD2×20 Z.
• Communication connections: 4 pins RS485 connector.
• Warranty: 5 years standard (extend to 10 years).