400KVA UPS Power Supply | High-Frequency Online UPS Input Voltage: 380V, Output Voltage: 380V, Battery Configuration: Lead-Acid Battery, 400KVA UPS 33 Series - High-Frequency UPS with Dual DSP Controllers, achieving full DSP digital control for rectification, inversion, charging, and discharging. Independent power module load-sharing control eliminates single-point failure risks. This premium power product integrates cutting-edge power electronic technology. Its innovative design offers unparalleled reliability and high performance. High input power factor and low input current distortion rate ensure the product's environmental friendliness. High overall efficiency guarantees energy-saving properties. This series can be directly paralleled with up to 6 units. Applications: Widely used in critical data fields such as network management centers, banking and securities, tax, communication, postal, broadcasting, public security, transportation, electricity, medical, and industrial control.