inrush currents when the grid interactive inverter is first connected to the grid circuits that perform startup power check to prevent the grid interactive inverter from attempting to supply power to the grid until sufficient power is available at the inverter 39 s input and or a controller that monitors for overcurrent events and disconnects the output drive of the grid interactive invertor in response to an overcurrent event in many embodiments the performance of grid interactive inverters can be monitored using power line communication between the grid interactive inverters and a gateway connected to an electrical panel in a number of embodiments the grid voltage is utilized by the grid interactive inverter for symbol time alignment and error correction codes are used to correct packet errors resulting from impulse noise events in the grid and inverter generated noise grid interactive inverters and processes for improving output current quality power production and or reliability in accordance with embodiments of the invention are discussed further below power generation systems in accordance with embodiments of the invention include power generators such as but not limited to photovoltaic modules that generate a dc voltage the dc voltage can be converted to ac and supplied to the grid via a grid interactive inverter the grid interactive inverter can be a micro inverter or a string inverter in power generation systems that utilize micro inverters the micro inverters can communicate with a gateway via the power line in accordance with embodiments of the invention a power generation system incorporating micro inverters in accordance with embodiments of the invention is illustrated in fig1 the power generation system 10 includes one or more photovoltaic modules 12 that are connected via a grid interactive inverter 14 to power lines 16 which connect to an electrical panel 18.