SUN-18/20/25K-G02 | 18-25KW | Three Phase | 2 MPPT inverter

Higher yields Safe & Reliable Smart User-friendly

Three Phase String Inverter

SUN-18/20/25K-G02 | 18-25KW | Three Phase | 2 MPPT

The SUN-20/25K ensures maximum energy yields for plant owner. This inverter combines extremely compact design and powerful performance. The two integrated MPPTs allows two-array inputs from different roof orientations. In addition, it allows the system to be monitored and controlled remotely.

Three Phase String Inverter

SUN-18/20/25K-G02 | 18-25KW | Three Phase | 2 MPPT

  • 2 MPP tracker, Max. efficiency up to 98.6%
  • ero export application, VSG application
  • String intelligent monitoring (optional)
  • Wide output voltage range
  • Anti-PID function (Optional)

Technical Specifications

  • Model SUN-18K-G02 SUN-20K-G02 SUN-25K-G02
    Input Side
    Max. DC Input Power(kW) 21.6 26 32.5
    Max. DC Input Voltage (V) 1000
    Start-up DC Input Voltage(V) 250
    MPPT Operating Range(V)  200~800
    Max. DC Input Current(A) 22+22 25+25 30+30
    Max. Short Circuit Current (A) 33+33 37.5+37.5 45+45
    Number of MPPT/Strings per MPPT 2/ 2+2 2 / 2 2 / 3
    Output Side
    Rated Output Power(kW) 18 20 25
    Max. Active Power(kW) 19.8 22 27.5
    Rated AC Grid Voltage(V) 230 / 400
    AC Grid Voltage Range(V) 277Vac~460Vac(this may vary with grid standards)
    Rated Grid Frequency(Hz) 50 / 60 (Optional)
    Operating Phase Three phase
    Rated AC Grid Output Current(A) 26.1 29 36.2
    Max. AC Output Current(A) 28.7 31.9 39.9
    Output Power Factor 0.8 leading to 0.8 lagging
    Grid Current THD <3%
    DC Injection Current(mA) <0.5%
    Grid Frequency Range 47~52 or 57~62 (Optional)
    Efficiency
    Max.Efficiency 98.6%
    Euro Efficiency 97.8%
    MPPT Efficiency >99%
    Protection
    DC Reverse-Polarity Protection Yes
    AC Short Circuit Protection Yes
    AC Output Overcurrent Protection Yes
    Output Overvoltage Protection Yes
    Insulation Resistance Protection Yes
    Ground Fault Monitoring Yes
    Islanding Protection Yes
    Temperature Protection Yes
    Integrated DC Switch Yes
    Remote software upload Yes
    Remote change of operating parameters Yes
    Surge protection DC Type II / AC Type II
    General Data
    Size(mm) 400W×520H×240.5D
    Weight(kg) 28
    Topology Transformerless
    Internal Consumption <1W (Night)
    Running Temperature -25~65℃
    Ingress Protection IP65
    Noise Emission(Typical) <25dB
    Cooling Concept Natural cooling
    Max. Operating Altitude Without Derating 2000m
    Designed Lifetime >20 years
    Grid Connection Standard EN50549, IEC61727, VDE 0126-1-1, IEC62109-1-2
    Operating Surroundings Humidity 0-100%
    Safety EMC/Standard IEC62109-1/-2, EN61000-6-1, EN61000-6-3
    Features
    DC Connection MC-4 mateable
    AC Connection IP65 rated plug
    Display LCD 240 × 160
    Interface RS485/RS232/Wifi/LAN