400V: 50K/60K      480V: 60K-HV/70K-HV   S5-GC(50-70)K three-phase series string inverter are suitable for the installation of three-phase input pv system of commercial and industrial PV plants. Adopt 5/6 MPPT design to provide a more flexible configuration scheme and higher generation efficiency. Perfect commercial site monitoring solution, intelligent redundancy fan.