This guide decodes the critical parameters found in photovoltaic inverter operation tables – the blueprint for optimizing energy conversion and system longevity. Get these numbers right. . After this overview of the solar inverters and their topologies, it is important to look at the various parameters and characteristics of this technology. While choosing an inverter. . The inverter parameter database provided below is a combination of performance parameters from manufacturers' specification sheets and experimental data measured at recognized testing laboratories, including field tests at Sandia. How to Read and. . The three-phase inverter uses insulated gate bipolar transistor (IGBT) switches which have advantages of high input impedance as the gate is insulated, has a rapid response ability, good thermal stability, simple driving circuit, good ability to withstand high voltage, snubber-less operation and. .