Online Uninterruptible Power Supply UPS manufactured by Zibo Qifei Electrical Equipment Co., Ltd. is core power quality & emergency power supply equipment. It can operate cooperatively with integrated outdoor box type substations, full sets of high & low voltage switchgear and various power transformers, connect to precision load circuits with cable trays, enclosed busbars and complete distribution accessories, and link PV energy storage distribution equipment to take PV stored energy as backup energy supplement for dual power guarantee during blackout. Equipped with energy storage battery and core inverter unit, it stabilizes and filters to output 220V AC power when mains supply is normal, and charges the built-in battery simultaneously. Once mains power fails, it switches to inverter power supply within milliseconds to continuously provide constant-voltage & constant-frequency power for servers, industrial control instruments and monitoring equipment, preventing data loss…