PV inverter for grid feed-in, Pac,r/Sac,max 50000 W/50000 VA, threephase feed-in, with reactive power supply, transformerless, through integrated web server as well as WLAN and Speedwire/Webconnect communication interface incl. Modbus and SunSpec protocol, browserbased setup of country settings, 6 independent MPP trackers, 12 DC inputs, fuseless DC design, DC SUNCLIX terminal, integrated DC loadbreak switch, AC terminal for copper or aluminum conductors, optional DC and AC overvoltage protection type II or type I/II, Arc protection function (AFCI).