... , etc Features1. Power range: 0.4 ~315KW, output frequency range: 0.00~600.00Hz;2. Built-in ... 18.5-90KW frequency converters to improve the output side power factors, to improve the overall efficiency ... pulse input, 2-way analog input, 2-way relay output (Steps at 2.2KW or below) and 1 ... of electric grids, it can automatically maintain constant output voltage;7. The rotary follow-up before restart ...