2024-07-11
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1.1 Introduction
FOLANNIC FD31 series UPS is an industrial-grade power plant type uninterruptible power supply. It is a power supply device that provides power supply for important loads without interference from the power grid, stable voltage and stable frequency. After the mains power is off, the UPS can continue to provide power to the load for a period of time. This series of UPS adopts a high-frequency double-conversion structure with an output isolation transformer and advanced full-digital control technology. The output is stable, clean and uninterrupted, and it has complete network management functions.
图1-1 UPS原理框图