... rangeAC 185~264V (1 phase)Normal Grid Frequency50/60Hz(Grid frequency)Phases1 phase 2 wirePower Factor>0.95Current THDAt rated power ... component.GridAnti-islanding, over/under voltage of grid, over/under frequency of grid. EnvironmentEnvironmentNo corrosion gas, flammable gas, oil mist, dust ... , AS3100, G83/1, G59. ISO9001:2000 Hydro turbine grid tie inverter 1.5kw