2022年2月25日

UPS is a constant voltage and constant frequency uninterruptible power supply with the energy storage device and inverter as the main component. Its main function is to supply power to electronic equipment reliably and uninterruptedly through the UPS system. Depending on the usage, the UPS can be converted into four different modes of operation: normal operation, battery operation, bypass operation, and bypass maintenance. 1. Normal operation mode The power supply principle of the uninterruptible power system is that when the mains is normal, the machine will convert the alternating current of the mains into direct current, and then charge the battery for use when the power is interrupted; here I emphasize that the uninterruptible […]