Overvoltage This is caused by a high intermediate circuit DC voltage. This can arise from high inertia loads decelerating too quickly, the motor turns into a generator and increases the inverter’s DC voltag.
[pdf] HUAWEI Energy Storage System (ESS) LUNA2000-14-S1 is an upgrade for more power, safety and efficiency. This high energy density PV battery with lithium iron phosphate cell chemistry offers a guaranteed long lifetime of 15 years and a future-oriented design.
[pdf] It stores solar energy in your battery during the day for use later on when the sun stops shining. It allows for time-shifting power, charging from solar, providing grid support, and exporting power back to the grid.
[pdf] 
