SPI 17~25K-B

Three-phase On-grid String Inverter


SPI 17~25K-B

Efficient and Flexible

■ 2 independent MPPT, more generation
■ Advanced control algorithms and high adaptation ability to the grid, improving the stability of power generation system

Safe and Reliable

■ IP65 for outdoor application
■ Integrated AC/DC full lightning protection
■ All industrial grade electronic device, ensure 25 years full life circle running

Intelligent Management

■ I&V Intelligent diagnosis, accurate identification and positioning of abnormal PV panels
■ Support RS485, Wifi, GPRS communication
■ Remote online upgrade, convenient and efficient

Grid Friendly

■ Grid-connected current harmonics <3%, green adapts to grid
■ Ultra wide grid voltage range

DC Input
Max. PV input voltage1000Vdc
Max. PV input current26A+13A26A+13A26A+26A26A+26A
No. of MPPTs2222
No.of PV strings per MPPT2/12/12/22/2
MPPT voltage range200Vdc~950Vdc
Starting voltage200Vdc
AC Output
Rated AC output power17kW20kW23kW25kW
Max. output power18.7kVA22kVA25.3kVA27.5kVA
Rated AC output voltage380/400/415Vac
Rated output current24.6A29.0A33.2A36.1A
Max. output current27.1A31.9A36.5A39.7A
Rated grid frequency50Hz/60Hz
Grid frequency range45~55Hz/55~65Hz
Power factor>0.99   (full load)
Adjustable power factor0.8 (leading)~0.8 (lagging)
THDi<3%   (rated power)
Max. efficiency98.60%
European efficiency98.30%
DC reversed connectionYes
AC short circuit protectionYes
Temperature protectionYes
Surge protectionYes
PV fault detectYes
DC switchYes
AFCIYes (optional)
Dimensions (W×H×D)480×420×180mm
IP gradeIP65
Self-consumption at night<1W
Cooling typeIntelligent forced air cooling
Altitude4000m (>3000m derating)
Operating temperature-25ºC~60ºC
Relative humidity0~100%
CommunicationRS485/WiFi   (optional)/GPRS   (optional)/DRM (Australia)
DC terminalMC4 Terminal
AC terminalOT Terminal
Installation methodWall-mounted
 StandardEN62109-1,   EN62109-2, AS/NZS4777.2: 2015, EN 61000-6-2,   EN 61000-6-3,IEC 62116:2014, IEC 61727: 2004, IEC   60068-2-1:2007, IEC 60068-2-2: 2007, IEC60068-2-14:2009, IEC61683 (ed.1), EN50549-1,  CEI021

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