... -connected AC distribution panel voltage: single-phase 110VAC/220VAC/230VAC , three-phase 380VAC, single power 50KVA, 100KVA,300KVA ... off AC distribution panel voltage: single-phase 110VAC/220VAC/230VAC, three-phase 380VAC, single power 50KVA, 100KVA,300KVA ... *10380VAC 20A*10Grid-on inverterconnectionAuto and manualEnergy MeteringWatt-hour meter, voltage meter, current meterProtectTurn over pour cuttent ...