Wide range 200-820 volt DC to three phase 208-480 volt AC on grid inverter operates at 50Hz/60Hz low frequency, 20kW rated capacity, transformerless design and high power density, LCD main parameters, with wide MPPT voltage, easy to install, is a perfect solution for grid tied. . Wide range 200-820 volt DC to three phase 208-480 volt AC on grid inverter operates at 50Hz/60Hz low frequency, 20kW rated capacity, transformerless design and high power density, LCD main parameters, with wide MPPT voltage, easy to install, is a perfect solution for grid tied. . The transformerless, three-phase Fronius Symo Advanced 20. 0-3 string inverter handles up to 26,000 Watt DC input and delivers 20,000 Watt AC output for commercial solar installations with a 480V, 3-phase grid connection. The high system voltage and wide. The transformerless, three-phase Fronius. . Manufacturer of standard and custom electric or electronic high power IGBT inverters with switching frequency up to 20 kHz. Specifications vary depending upon models and include 600 Vces to 1,700 Vces saturation voltage, bus. . ★ All in one unit: 10KW Pure Sine Wave Solar Inverter Combined with Max 200A battery charging, 2 MPPT Solar controller inbuilt, Max. Voltage of Open Circuit : 500VDC, Split phase (120V/240V) or Single phase (120v) output. 4kUS model can be used at 208 VAC 3-P WYE or Delta configurations, and the SE33. Providing three MPP trackers with SMA ShadeFix string optimization technology for optimal PV array design flexibility and maximum energy yields. It boasts an impressive 99% maximum tracking efficiency, 98% peak conversion. .