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point.pngTechnical DataGW17K-DTGW20K-DTGW25K-DT




point.pngPV String Input Data




Max. DC Input Power (W)221002600032500
Max. DC Input Voltage (V)*100010001000
MPPT Range (V)260~850260~850260~850
Start-up Voltage (V)250250250
MPPT Range for Full Load (V)400~850470~850480~850
Nominal DC Input Voltage (V)620620620
Max. Input Current (A)22/2222/2227/27
Max. Short Current (A)27.5/27.527.5/27.533.8/33.8
No. of MPP Trackers222
No. of Input Strings per Tracker223




point.pngAC Output Data




Nominal Output Power (W)170002000025000
Max. Output Apparent Power (VA)170002000025000
Nominal Output Voltage (V)400, 3L/N/PE400, 3L/N/PE400, 3L/N/PE
Nominal Output Frequency (Hz)50/6050/6050/60
Max. Output Current (A)253037
Output Power Factor~1 (Adjustable from 0.8 leading to 0.8 lagging)
Output THDi (@Nominal Output)<1.5%<1.5%<1.5%
AC Voltage Range (V)184~264.5

184~264.5

184~264.5

AC Frequency (Hz)

45~55

45~55

45~55





point.pngEfficiency




Max. Efficiency98.2%98.4%98.4%
Euro Efficiency97.7%98.1%98.1%




point.pngProtection




Anti-islanding ProtectionIntegratedIntegratedIntegrated
Input Reverse Polarity ProtectionIntegratedIntegratedIntegrated
Insulation Resistor DetectionIntegratedIntegratedIntegrated
DC SPD ProtectioinIntegratedIntegratedIntegrated
Residual Current Monitoring UnitIntegratedIntegratedIntegrated
Output Over Current ProtectionIntegratedIntegratedIntegrated
Output Short ProtectionIntegratedIntegratedIntegrated
Output Over Voltage ProtectionIntegratedIntegratedIntegrated




point.pngGeneral Data




Operating Temperature Range (°C)-25~60-25~60-25~60
Relative Humidity0~100%0~100%0~100%
Operating Altitude (m)≤4000≤4000≤4000
CoolingFan CoolingFan CoolingFan Cooling
Noise (dB)<45<45<45
User InterfaceLCD & LEDLCD & LEDLCD & LED
CommunicationRS485 of WiFiRS485 of WiFiRS485 of WiFi
Weight (kg)393940
Size (Width*Height*Depth mm)516*650*203516*650*203516*650*203
Protection DegreeIP65IP65IP65
Night Self Consumption (W)<1<1<1
TopologyTransformerlessTransformerlessTransformerless




point.pngCertifications & Standards




Grid Regulation

VDE0126-1-1, VDE-AR-N 4105,
AS4777.2, G83/2, EN50438(PL),
EN50438(SW), EN50438(IR),
NRS 097-2-1, ERDF-NOI-RES_13E,
IEC61727, IEC62116

VDE0126-1-1, VDE-AR-N 4105,
AS4777.2, G83/2, EN50438(PL),
EN50438(SW), EN50438(IR),
NRS 097-2-1,ERDF-NOI-RES_13E,
IEC61727, IEC62116, MEA, PEA

VDE0126-1-1, VDE-AR-N 4105,
AS4777.2, G83/2, EN50438(PL),
EN50438(SW), EN50438(IR),
NRS 097-2-1, ERDF-NOI-RES_13E,
IEC61727, IEC62116

Safety RegulationIEC62109-1&2IEC62109-1&2IEC62109-1&2
EMCEN 61000-6-1, EN 61000-6-2, EN 61000-6-3, EN 61000-6-4

*: Maximum operating voltage is 950V.

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