Solis S5 20kW Dual MPPT 3-Phase Grid Tie Inverter


S5-GR3P(3-20)K three phase series string inverter are reliable preferred equipment for residential, small industrial and commercial PV power stations.

Please download full specifications sheet here.

Product Features

Max. efficiency of 98.5%.
Type-II over-voltage surge protection for both DC and AC.
Wide voltage range – Ultra low start-up voltage of 180V and max PV input voltage of 1100V.
32A PV string input x 2.
Maximum AC output power of 22kW.
Max PV DC Power of 30kW.
Integrated AFCI (DC arc-fault circuit protection).
IP66 Rated.
DC reverse-polarity protection.
5-year standard warranty.

Technical Data
Unit Information

Model: S5-GR3P20K.
Energy Source: PV.

Input Side (DC)

Max. DC input power(kW): 30.
Max. DC input voltage(V): 1100.
Rated Voltage: 600V.
Start-up voltage(V): 180.
MPPT voltage range(V): 160-1000 V.
Max. input current(A): 32A+32A.
MPPT number/Max input strings number: 2/2.

Output Side (AC)

Rated output power(kW): 20.
Max. apparent output power(kVA): 22.
Max. output power(kW): 22.
Rated grid voltage(V): 3/N/PE, 220 V / 380 V, 230 V / 400 V.
Rated grid frequency (Hz): 50/60.
Operation phase: Three.
Rated grid output current(A): 30.4 A / 28.9 A.
Max. output current(A): 31.8A.
Power Factor (at rated output power): 0.8 leading…0.8 lagging.
THDi (at rated output power): <1.5%.


Max. efficiency: 98.5%.
EU efficiency: 98.1%.


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.
Anti-Islanding protection: Yes.
Temperature protection: Yes.

General Data

Dimensions(mm): 310(W)*63(H)*219(D).
Weight(kg): 20.3
Topology: Transformerless.
Self-consumption (night): <1W(Night).
Operating ambient temperature range: -25~60C.
Ingress protection: IP65.
Noise emission{typical}: 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.


DC connection: MC4.
AC connection: Terminal connectors.
Display: LCD.
Communication connections: RS485, Optional: Wi-Fi, GPRS.

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